billywhizz · February 15, 2024 17:04
diff --git a/README.md b/README.md
diff --git a/audio_encoder.js b/audio_encoder.js
 !function(e,t){"object"==typeof exports&&"object"==typeof module?module.exports=t():"function"==typeof define&&define.amd?define([],t):"object"==typeof exports?exports.audioEncoder=t():e.audioEncoder=t()}(window,(function(){return function(e){var t={};function a(n){if(t[n])return t[n].exports;var s=t[n]={i:n,l:!1,exports:{}};return e[n].call(s.exports,s,s.exports,a),s.l=!0,s.exports}return a.m=e,a.c=t,a.d=function(e,t,n){a.o(e,t)||Object.defineProperty(e,t,{enumerable:!0,get:n})},a.r=function(e){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(e,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(e,"__esModule",{value:!0})},a.t=function(e,t){if(1&t&&(e=a(e)),8&t)return e;if(4&t&&"object"==typeof e&&e&&e.__esModule)return e;var n=Object.create(null);if(a.r(n),Object.defineProperty(n,"default",{enumerable:!0,value:e}),2&t&&"string"!=typeof e)for(var s in e)a.d(n,s,function(t){return e[t]}.bind(null,s));return n},a.n=function(e){var 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e=a(21),t=a(22),n=c.FFTOFFSET,u=c.MPG_MD_MS_LR,h=null;this.psy=null;var b=null,m=null,p=null;this.setModules=function(e,t,a,n){h=e,this.psy=t,b=t,m=n,p=a};var d=new e;this.lame_encode_mp3_frame=function(e,a,v,g,S,M){var w,A=_([2,2]);A[0][0]=new t,A[0][1]=new t,A[1][0]=new t,A[1][1]=new t;var R,B=_([2,2]);B[0][0]=new t,B[0][1]=new t,B[1][0]=new t,B[1][1]=new t;var y,E,T,x=[null,null],k=e.internal_flags,P=o([2,4]),I=[.5,.5],L=[[0,0],[0,0]],V=[[0,0],[0,0]];if(x[0]=a,x[1]=v,0==k.lame_encode_frame_init&&function(e,t){var a,n,s=e.internal_flags;if(0==s.lame_encode_frame_init){var r,_,o=i(2014),l=i(2014);for(s.lame_encode_frame_init=1,r=0,_=0;r<286+576*(1+s.mode_gr);++r)r<576*s.mode_gr?(o[r]=0,2==s.channels_out&&(l[r]=0)):(o[r]=t[0][_],2==s.channels_out&&(l[r]=t[1][_]),++_);for(n=0;n<s.mode_gr;n++)for(a=0;a<s.channels_out;a++)s.l3_side.tt[n][a].block_type=c.SHORT_TYPE;d.mdct_sub48(s,o,l),f(576>=c.FFTOFFSET),f(s.mf_size>=c.BLKSIZE+e.framesize-c.FFTOFFSET),f(s.mf_size>=512+e.framesize-32)}}(e,x),k.padding=0,(k.slot_lag-=k.frac_SpF)<0&&(k.slot_lag+=e.out_samplerate,k.padding=1),0!=k.psymodel){var H=[null,null],O=0,N=l(2);for(T=0;T<k.mode_gr;T++){for(E=0;E<k.channels_out;E++)H[E]=x[E],O=576+576*T-c.FFTOFFSET;if(0!=(e.VBR==r.vbr_mtrh||e.VBR==r.vbr_mt?b.L3psycho_anal_vbr(e,H,O,T,A,B,L[T],V[T],P[T],N):b.L3psycho_anal_ns(e,H,O,T,A,B,L[T],V[T],P[T],N)))return-4;for(e.mode==MPEGMode.JOINT_STEREO&&(I[T]=P[T][2]+P[T][3],I[T]>0&&(I[T]=P[T][3]/I[T])),E=0;E<k.channels_out;E++){var X=k.l3_side.tt[T][E];X.block_type=N[E],X.mixed_block_flag=0}}}else for(T=0;T<k.mode_gr;T++)for(E=0;E<k.channels_out;E++)k.l3_side.tt[T][E].block_type=c.NORM_TYPE,k.l3_side.tt[T][E].mixed_block_flag=0,V[T][E]=L[T][E]=700;if(function(e){var t,a;if(0!=e.ATH.useAdjust)if(a=e.loudness_sq[0][0],t=e.loudness_sq[1][0],2==e.channels_out?(a+=e.loudness_sq[0][1],t+=e.loudness_sq[1][1]):(a+=a,t+=t),2==e.mode_gr&&(a=Math.max(a,t)),a*=.5,(a*=e.ATH.aaSensitivityP)>.03125)e.ATH.adjust>=1?e.ATH.adjust=1:e.ATH.adjust<e.ATH.adjustLimit&&(e.ATH.adjust=e.ATH.adjustLimit),e.ATH.adjustLimit=1;else{var n=31.98*a+625e-6;e.ATH.adjust>=n?(e.ATH.adjust*=.075*n+.925,e.ATH.adjust<n&&(e.ATH.adjust=n)):e.ATH.adjustLimit>=n?e.ATH.adjust=n:e.ATH.adjust<e.ATH.adjustLimit&&(e.ATH.adjust=e.ATH.adjustLimit),e.ATH.adjustLimit=n}else e.ATH.adjust=1}(k),d.mdct_sub48(k,x[0],x[1]),k.mode_ext=c.MPG_MD_LR_LR,e.force_ms)k.mode_ext=c.MPG_MD_MS_LR;else if(e.mode==MPEGMode.JOINT_STEREO){var D=0,F=0;for(T=0;T<k.mode_gr;T++)for(E=0;E<k.channels_out;E++)D+=V[T][E],F+=L[T][E];if(D<=1*F){var 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C,j;for(C=0;C<18;C++)k.nsPsy.pefirbuf[C]=k.nsPsy.pefirbuf[C+1];for(j=0,T=0;T<k.mode_gr;T++)for(E=0;E<k.channels_out;E++)j+=y[T][E];for(k.nsPsy.pefirbuf[18]=j,j=k.nsPsy.pefirbuf[9],C=0;C<9;C++)j+=(k.nsPsy.pefirbuf[C]+k.nsPsy.pefirbuf[18-C])*c.fircoef[C];for(j=3350*k.mode_gr*k.channels_out/j,T=0;T<k.mode_gr;T++)for(E=0;E<k.channels_out;E++)y[T][E]*=j}if(k.iteration_loop.iteration_loop(e,y,I,R),h.format_bitstream(e),w=h.copy_buffer(k,g,S,M,1),e.bWriteVbrTag&&m.addVbrFrame(e),e.analysis&&null!=k.pinfo){for(E=0;E<k.channels_out;E++){var G;for(G=0;G<n;G++)k.pinfo.pcmdata[E][G]=k.pinfo.pcmdata[E][G+e.framesize];for(G=n;G<1600;G++)k.pinfo.pcmdata[E][G]=x[E][G-n]}p.set_frame_pinfo(e,R)}return function(e){var t,a;for(f(0<=e.bitrate_index&&e.bitrate_index<16),f(0<=e.mode_ext&&e.mode_ext<4),e.bitrate_stereoMode_Hist[e.bitrate_index][4]++,e.bitrate_stereoMode_Hist[15][4]++,2==e.channels_out&&(e.bitrate_stereoMode_Hist[e.bitrate_index][e.mode_ext]++,e.bitrate_stereoMode_Hist[15][e.mode_ext]++),t=0;t<e.mode_gr;++t)for(a=0;a<e.channels_out;++a){var n=0|e.l3_side.tt[t][a].block_type;0!=e.l3_side.tt[t][a].mixed_block_flag&&(n=4),e.bitrate_blockType_Hist[e.bitrate_index][n]++,e.bitrate_blockType_Hist[e.bitrate_index][5]++,e.bitrate_blockType_Hist[15][n]++,e.bitrate_blockType_Hist[15][5]++}}(k),w}}c.ENCDELAY=576,c.POSTDELAY=1152,c.MDCTDELAY=48,c.FFTOFFSET=224+c.MDCTDELAY,c.DECDELAY=528,c.SBLIMIT=32,c.CBANDS=64,c.SBPSY_l=21,c.SBPSY_s=12,c.SBMAX_l=22,c.SBMAX_s=13,c.PSFB21=6,c.PSFB12=6,c.BLKSIZE=1024,c.HBLKSIZE=c.BLKSIZE/2+1,c.BLKSIZE_s=256,c.HBLKSIZE_s=c.BLKSIZE_s/2+1,c.NORM_TYPE=0,c.START_TYPE=1,c.SHORT_TYPE=2,c.STOP_TYPE=3,c.MPG_MD_LR_LR=0,c.MPG_MD_LR_I=1,c.MPG_MD_MS_LR=2,c.MPG_MD_MS_I=3,c.fircoef=[-.1039435,-.1892065,5*-.0432472,-.155915,3898045e-23,.0467745*5,.50455,.756825,.187098*5],e.exports=c},function(e,t,a){var n=a(0),s=(n.System,n.VbrMode,n.Float,n.ShortBlock,n.Util,n.Arrays,n.new_array_n,n.new_byte),r=n.new_double,_=n.new_float,i=n.new_float_n,o=n.new_int,l=n.new_int_n,f=(n.assert,a(24)),c=a(8),u=a(25),h=a(26),b=a(6),m=a(1),p=a(3);function d(){function e(){this.write_timing=0,this.ptr=0,this.buf=s(40)}this.Class_ID=0,this.lame_encode_frame_init=0,this.iteration_init_init=0,this.fill_buffer_resample_init=0,this.mfbuf=i([2,d.MFSIZE]),this.mode_gr=0,this.channels_in=0,this.channels_out=0,this.resample_ratio=0,this.mf_samples_to_encode=0,this.mf_size=0,this.VBR_min_bitrate=0,this.VBR_max_bitrate=0,this.bitrate_index=0,this.samplerate_index=0,this.mode_ext=0,this.lowpass1=0,this.lowpass2=0,this.highpass1=0,this.highpass2=0,this.noise_shaping=0,this.noise_shaping_amp=0,this.substep_shaping=0,this.psymodel=0,this.noise_shaping_stop=0,this.subblock_gain=0,this.use_best_huffman=0,this.full_outer_loop=0,this.l3_side=new 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Array(4),this.tot_ener=_(4),this.loudness_sq=i([2,2]),this.loudness_sq_save=_(2),this.mld_l=_(m.SBMAX_l),this.mld_s=_(m.SBMAX_s),this.bm_l=o(m.SBMAX_l),this.bo_l=o(m.SBMAX_l),this.bm_s=o(m.SBMAX_s),this.bo_s=o(m.SBMAX_s),this.npart_l=0,this.npart_s=0,this.s3ind=l([m.CBANDS,2]),this.s3ind_s=l([m.CBANDS,2]),this.numlines_s=o(m.CBANDS),this.numlines_l=o(m.CBANDS),this.rnumlines_l=_(m.CBANDS),this.mld_cb_l=_(m.CBANDS),this.mld_cb_s=_(m.CBANDS),this.numlines_s_num1=0,this.numlines_l_num1=0,this.pe=_(4),this.ms_ratio_s_old=0,this.ms_ratio_l_old=0,this.ms_ener_ratio_old=0,this.blocktype_old=o(2),this.nsPsy=new u,this.VBR_seek_table=new 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n=a(0),s=(n.System,n.VbrMode,n.Float,n.ShortBlock,n.Util,n.Arrays,n.new_array_n,n.new_byte,n.new_double,n.new_float),r=(n.new_float_n,n.new_int),_=(n.new_int_n,n.assert,a(3));e.exports=function(){this.xr=s(576),this.l3_enc=r(576),this.scalefac=r(_.SFBMAX),this.xrpow_max=0,this.part2_3_length=0,this.big_values=0,this.count1=0,this.global_gain=0,this.scalefac_compress=0,this.block_type=0,this.mixed_block_flag=0,this.table_select=r(3),this.subblock_gain=r(4),this.region0_count=0,this.region1_count=0,this.preflag=0,this.scalefac_scale=0,this.count1table_select=0,this.part2_length=0,this.sfb_lmax=0,this.sfb_smin=0,this.psy_lmax=0,this.sfbmax=0,this.psymax=0,this.sfbdivide=0,this.width=r(_.SFBMAX),this.window=r(_.SFBMAX),this.count1bits=0,this.sfb_partition_table=null,this.slen=r(4),this.max_nonzero_coeff=0;var e=this;function t(e){return new Int32Array(e)}this.assign=function(a){var n;e.xr=(n=a.xr,new Float32Array(n)),e.l3_enc=t(a.l3_enc),e.scalefac=t(a.scalefac),e.xrpow_max=a.xrpow_max,e.part2_3_length=a.part2_3_length,e.big_values=a.big_values,e.count1=a.count1,e.global_gain=a.global_gain,e.scalefac_compress=a.scalefac_compress,e.block_type=a.block_type,e.mixed_block_flag=a.mixed_block_flag,e.table_select=t(a.table_select),e.subblock_gain=t(a.subblock_gain),e.region0_count=a.region0_count,e.region1_count=a.region1_count,e.preflag=a.preflag,e.scalefac_scale=a.scalefac_scale,e.count1table_select=a.count1table_select,e.part2_length=a.part2_length,e.sfb_lmax=a.sfb_lmax,e.sfb_smin=a.sfb_smin,e.psy_lmax=a.psy_lmax,e.sfbmax=a.sfbmax,e.psymax=a.psymax,e.sfbdivide=a.sfbdivide,e.width=t(a.width),e.window=t(a.window),e.count1bits=a.count1bits,e.sfb_partition_table=a.sfb_partition_table.slice(0),e.slen=t(a.slen),e.max_nonzero_coeff=a.max_nonzero_coeff}}},function(e,t){function a(e,t,a,n){this.xlen=e,this.linmax=t,this.table=a,this.hlen=n}var 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i(e,t,a,n,s,r){for(;0!=s--;)a[n]=1e-10+e[t+0]*r[0]-a[n-1]*r[1]+e[t-1]*r[2]-a[n-2]*r[3]+e[t-2]*r[4]-a[n-3]*r[5]+e[t-3]*r[6]-a[n-4]*r[7]+e[t-4]*r[8]-a[n-5]*r[9]+e[t-5]*r[10]-a[n-6]*r[11]+e[t-6]*r[12]-a[n-7]*r[13]+e[t-7]*r[14]-a[n-8]*r[15]+e[t-8]*r[16]-a[n-9]*r[17]+e[t-9]*r[18]-a[n-10]*r[19]+e[t-10]*r[20],++n,++t}function o(e,t,a,n,s,r){for(;0!=s--;)a[n]=e[t+0]*r[0]-a[n-1]*r[1]+e[t-1]*r[2]-a[n-2]*r[3]+e[t-2]*r[4],++n,++t}function l(e){return e*e}this.InitGainAnalysis=function(a,n){return function(a,n){for(var s=0;s<MAX_ORDER;s++)a.linprebuf[s]=a.lstepbuf[s]=a.loutbuf[s]=a.rinprebuf[s]=a.rstepbuf[s]=a.routbuf[s]=0;switch(0|n){case 48e3:a.reqindex=0;break;case 44100:a.reqindex=1;break;case 32e3:a.reqindex=2;break;case 24e3:a.reqindex=3;break;case 22050:a.reqindex=4;break;case 16e3:a.reqindex=5;break;case 12e3:a.reqindex=6;break;case 11025:a.reqindex=7;break;case 8e3:a.reqindex=8;break;default:return INIT_GAIN_ANALYSIS_ERROR}return a.sampleWindow=0|(n*e+t-1)/t,a.lsum=0,a.rsum=0,a.totsamp=0,r.ill(a.A,0),INIT_GAIN_ANALYSIS_OK}(a,n)!=INIT_GAIN_ANALYSIS_OK?INIT_GAIN_ANALYSIS_ERROR:(a.linpre=MAX_ORDER,a.rinpre=MAX_ORDER,a.lstep=MAX_ORDER,a.rstep=MAX_ORDER,a.lout=MAX_ORDER,a.rout=MAX_ORDER,r.fill(a.B,0),INIT_GAIN_ANALYSIS_OK)},this.AnalyzeSamples=function(e,t,r,f,c,u,h){var b,m,p,d,v,g,S;if(0==u)return GAIN_ANALYSIS_OK;switch(S=0,v=u,h){case 1:f=t,c=r;break;case 2:break;default:return GAIN_ANALYSIS_ERROR}for(u<MAX_ORDER?(s.arraycopy(t,r,e.linprebuf,MAX_ORDER,u),s.arraycopy(f,c,e.rinprebuf,MAX_ORDER,u)):(s.arraycopy(t,r,e.linprebuf,MAX_ORDER,MAX_ORDER),s.arraycopy(f,c,e.rinprebuf,MAX_ORDER,MAX_ORDER));v>0;){g=v>e.sampleWindow-e.totsamp?e.sampleWindow-e.totsamp:v,S<MAX_ORDER?(b=e.linpre+S,m=e.linprebuf,p=e.rinpre+S,d=e.rinprebuf,g>MAX_ORDER-S&&(g=MAX_ORDER-S)):(b=r+S,m=t,p=c+S,d=f),i(m,b,e.lstepbuf,e.lstep+e.totsamp,g,a[e.reqindex]),i(d,p,e.rstepbuf,e.rstep+e.totsamp,g,a[e.reqindex]),o(e.lstepbuf,e.lstep+e.totsamp,e.loutbuf,e.lout+e.totsamp,g,n[e.reqindex]),o(e.rstepbuf,e.rstep+e.totsamp,e.routbuf,e.rout+e.totsamp,g,n[e.reqindex]),b=e.lout+e.totsamp,m=e.loutbuf,p=e.rout+e.totsamp,d=e.routbuf;for(var M=g%8;0!=M--;)e.lsum+=l(m[b++]),e.rsum+=l(d[p++]);for(M=g/8;0!=M--;)e.lsum+=l(m[b+0])+l(m[b+1])+l(m[b+2])+l(m[b+3])+l(m[b+4])+l(m[b+5])+l(m[b+6])+l(m[b+7]),b+=8,e.rsum+=l(d[p+0])+l(d[p+1])+l(d[p+2])+l(d[p+3])+l(d[p+4])+l(d[p+5])+l(d[p+6])+l(d[p+7]),p+=8;if(v-=g,S+=g,e.totsamp+=g,e.totsamp==e.sampleWindow){var w=10*_.STEPS_per_dB*Math.log10((e.lsum+e.rsum)/e.totsamp*.5+1e-37),A=w<=0?0:0|w;A>=e.A.length&&(A=e.A.length-1),e.A[A]++,e.lsum=e.rsum=0,s.arraycopy(e.loutbuf,e.totsamp,e.loutbuf,0,MAX_ORDER),s.arraycopy(e.routbuf,e.totsamp,e.routbuf,0,MAX_ORDER),s.arraycopy(e.lstepbuf,e.totsamp,e.lstepbuf,0,MAX_ORDER),s.arraycopy(e.rstepbuf,e.totsamp,e.rstepbuf,0,MAX_ORDER),e.totsamp=0}if(e.totsamp>e.sampleWindow)return GAIN_ANALYSIS_ERROR}return u<MAX_ORDER?(s.arraycopy(e.linprebuf,u,e.linprebuf,0,MAX_ORDER-u),s.arraycopy(e.rinprebuf,u,e.rinprebuf,0,MAX_ORDER-u),s.arraycopy(t,r,e.linprebuf,MAX_ORDER-u,u),s.arraycopy(f,c,e.rinprebuf,MAX_ORDER-u,u)):(s.arraycopy(t,r+u-MAX_ORDER,e.linprebuf,0,MAX_ORDER),s.arraycopy(f,c+u-MAX_ORDER,e.rinprebuf,0,MAX_ORDER)),GAIN_ANALYSIS_OK},this.GetTitleGain=function(e){for(var t=function(e,t){var a,n=0;for(a=0;a<t;a++)n+=e[a];if(0==n)return GAIN_NOT_ENOUGH_SAMPLES;var s=0|Math.ceil(n*(1-.95));for(a=t;a-- >0&&!((s-=e[a])<=0););return 64.82-a/_.STEPS_per_dB}(e.A,e.A.length),a=0;a<e.A.length;a++)e.B[a]+=e.A[a],e.A[a]=0;for(a=0;a<MAX_ORDER;a++)e.linprebuf[a]=e.lstepbuf[a]=e.loutbuf[a]=e.rinprebuf[a]=e.rstepbuf[a]=e.routbuf[a]=0;return e.totsamp=0,e.lsum=e.rsum=0,t}}_.STEPS_per_dB=100,_.MAX_dB=120,_.GAIN_NOT_ENOUGH_SAMPLES=-24601,_.GAIN_ANALYSIS_ERROR=0,_.GAIN_ANALYSIS_OK=1,_.INIT_GAIN_ANALYSIS_ERROR=0,_.INIT_GAIN_ANALYSIS_OK=1,_.YULE_ORDER=10,_.MAX_ORDER=_.YULE_ORDER,_.MAX_SAMP_FREQ=48e3,_.RMS_WINDOW_TIME_NUMERATOR=1,_.RMS_WINDOW_TIME_DENOMINATOR=20,_.MAX_SAMPLES_PER_WINDOW=_.MAX_SAMP_FREQ*_.RMS_WINDOW_TIME_NUMERATOR/_.RMS_WINDOW_TIME_DENOMINATOR+1,e.exports=_},function(e,t){e.exports=function(e){this.bits=e}},function(e,t,a){var n=a(0),s=n.System,r=(n.VbrMode,n.Float,n.ShortBlock,n.Util,n.Arrays),_=(n.new_array_n,n.new_byte),i=(n.new_double,n.new_float,n.new_float_n),o=n.new_int,l=(n.new_int_n,n.assert),f=a(12),c=a(5),u=a(1),h=a(2);function b(){var e=this,t=null,a=null,n=null,b=null;this.setModules=function(e,s,r,_){t=e,a=s,n=r,b=_};var m=null,p=0,d=0,v=0;function g(e){s.arraycopy(e.header[e.w_ptr].buf,0,m,d,e.sideinfo_len),d+=e.sideinfo_len,p+=8*e.sideinfo_len,e.w_ptr=e.w_ptr+1&h.MAX_HEADER_BUF-1}function S(e,t,a){for(l(a<30);a>0;){var n;0==v&&(v=8,d++,l(d<Lame.LAME_MAXMP3BUFFER),l(e.header[e.w_ptr].write_timing>=p),e.header[e.w_ptr].write_timing==p&&g(e),m[d]=0),n=Math.min(a,v),v-=n,l((a-=n)<32),l(v<32),m[d]|=t>>a<<v,p+=n}}function M(e,t,a){for(l(a<30);a>0;){var n;0==v&&(v=8,d++,l(d<Lame.LAME_MAXMP3BUFFER),m[d]=0),n=Math.min(a,v),v-=n,l((a-=n)<32),l(v<32),m[d]|=t>>a<<v,p+=n}}function w(e,t){var a,s=e.internal_flags;if(l(t>=0),t>=8&&(S(s,76,8),t-=8),t>=8&&(S(s,65,8),t-=8),t>=8&&(S(s,77,8),t-=8),t>=8&&(S(s,69,8),t-=8),t>=32){var r=n.getLameShortVersion();if(t>=32)for(a=0;a<r.length&&t>=8;++a)t-=8,S(s,r.charAt(a),8)}for(;t>=1;t-=1)S(s,s.ancillary_flag,1),s.ancillary_flag^=e.disable_reservoir?0:1;l(0==t)}function A(e,t,a){for(var n=e.header[e.h_ptr].ptr;a>0;){var s=Math.min(a,8-(7&n));l((a-=s)<32),e.header[e.h_ptr].buf[n>>3]|=t>>a<<8-(7&n)-s,n+=s}e.header[e.h_ptr].ptr=n}function R(e,t){e<<=8;for(var a=0;a<8;a++)0!=(65536&((t<<=1)^(e<<=1)))&&(t^=32773);return t}function B(e,t){var a,n=c.ht[t.count1table_select+32],s=0,r=t.big_values,_=t.big_values;for(l(t.count1table_select<2),a=(t.count1-t.big_values)/4;a>0;--a){var i,o=0,f=0;0!=(i=t.l3_enc[r+0])&&(f+=8,t.xr[_+0]<0&&o++,l(i<=1)),0!=(i=t.l3_enc[r+1])&&(f+=4,o*=2,t.xr[_+1]<0&&o++,l(i<=1)),0!=(i=t.l3_enc[r+2])&&(f+=2,o*=2,t.xr[_+2]<0&&o++,l(i<=1)),0!=(i=t.l3_enc[r+3])&&(f++,o*=2,t.xr[_+3]<0&&o++,l(i<=1)),r+=4,_+=4,S(e,o+n.table[f],n.hlen[f]),s+=n.hlen[f]}return s}function y(e,t,a,n,s){var r=c.ht[t],_=0;if(l(t<32),0==t)return _;for(var i=a;i<n;i+=2){var o=0,f=0,u=r.xlen,h=r.xlen,b=0,m=s.l3_enc[i],p=s.l3_enc[i+1];if(0!=m&&(s.xr[i]<0&&b++,o--),t>15){if(m>14){var d=m-15;l(d<=r.linmax),b|=d<<1,f=u,m=15}if(p>14){var v=p-15;l(v<=r.linmax),b<<=u,b|=v,f+=u,p=15}h=16}0!=p&&(b<<=1,s.xr[i+1]<0&&b++,o--),l((m|p)<16),m=m*h+p,f-=o,o+=r.hlen[m],l(o<=32),l(f<=32),S(e,r.table[m],o),S(e,b,f),_+=o+f}return _}function E(e,t){var a=3*e.scalefac_band.s[3];a>t.big_values&&(a=t.big_values);var n=y(e,t.table_select[0],0,a,t);return n+=y(e,t.table_select[1],a,t.big_values,t)}function T(e,t){var a,n,s,r;a=t.big_values,l(0<=a&&a<=576);var _=t.region0_count+1;return l(0<=_),l(_<e.scalefac_band.l.length),s=e.scalefac_band.l[_],_+=t.region1_count+1,l(0<=_),l(_<e.scalefac_band.l.length),s>a&&(s=a),(r=e.scalefac_band.l[_])>a&&(r=a),n=y(e,t.table_select[0],0,s,t),n+=y(e,t.table_select[1],s,r,t),n+=y(e,t.table_select[2],r,a,t)}function x(){this.total=0}function k(t,a){var n,r,_,i,o,l=t.internal_flags;return o=l.w_ptr,-1==(i=l.h_ptr-1)&&(i=h.MAX_HEADER_BUF-1),n=l.header[i].write_timing-p,a.total=n,n>=0&&(r=1+i-o,i<o&&(r=1+i-o+h.MAX_HEADER_BUF),n-=8*r*l.sideinfo_len),n+=_=e.getframebits(t),a.total+=_,a.total%8!=0?a.total=1+a.total/8:a.total=a.total/8,a.total+=d+1,n<0&&s.err.println("strange error flushing buffer ... \n"),n}this.getframebits=function(e){var t,a=e.internal_flags;return t=0!=a.bitrate_index?c.bitrate_table[e.version][a.bitrate_index]:e.brate,l(8<=t&&t<=640),8*(0|72e3*(e.version+1)*t/e.out_samplerate+a.padding)},this.CRC_writeheader=function(e,t){var a=65535;a=R(255&t[2],a),a=R(255&t[3],a);for(var n=6;n<e.sideinfo_len;n++)a=R(255&t[n],a);t[4]=byte(a>>8),t[5]=byte(255&a)},this.flush_bitstream=function(e){var a,n,s=e.internal_flags,r=s.h_ptr-1;if(-1==r&&(r=h.MAX_HEADER_BUF-1),a=s.l3_side,!((n=k(e,new x))<0)){if(w(e,n),l(s.header[r].write_timing+this.getframebits(e)==p),s.ResvSize=0,a.main_data_begin=0,s.findReplayGain){var _=t.GetTitleGain(s.rgdata);l(NEQ(_,GainAnalysis.GAIN_NOT_ENOUGH_SAMPLES)),s.RadioGain=0|Math.floor(10*_+.5)}s.findPeakSample&&(s.noclipGainChange=0|Math.ceil(20*Math.log10(s.PeakSample/32767)*10),s.noclipGainChange>0&&(EQ(e.scale,1)||EQ(e.scale,0))?s.noclipScale=Math.floor(32767/s.PeakSample*100)/100:s.noclipScale=-1)}},this.add_dummy_byte=function(e,t,a){for(var n,s=e.internal_flags;a-- >0;)for(M(0,t,8),n=0;n<h.MAX_HEADER_BUF;++n)s.header[n].write_timing+=8},this.format_bitstream=function(e){var t,a=e.internal_flags;t=a.l3_side;var n=this.getframebits(e);w(e,t.resvDrain_pre),function(e,t){var a,n,_,i=e.internal_flags;if(a=i.l3_side,i.header[i.h_ptr].ptr=0,r.fill(i.header[i.h_ptr].buf,0,i.sideinfo_len,0),e.out_samplerate<16e3?A(i,4094,12):A(i,4095,12),A(i,e.version,1),A(i,1,2),A(i,e.error_protection?0:1,1),A(i,i.bitrate_index,4),A(i,i.samplerate_index,2),A(i,i.padding,1),A(i,e.extension,1),A(i,e.mode.ordinal(),2),A(i,i.mode_ext,2),A(i,e.copyright,1),A(i,e.original,1),A(i,e.emphasis,2),e.error_protection&&A(i,0,16),1==e.version){for(l(a.main_data_begin>=0),A(i,a.main_data_begin,9),2==i.channels_out?A(i,a.private_bits,3):A(i,a.private_bits,5),_=0;_<i.channels_out;_++){var o;for(o=0;o<4;o++)A(i,a.scfsi[_][o],1)}for(n=0;n<2;n++)for(_=0;_<i.channels_out;_++){A(i,(f=a.tt[n][_]).part2_3_length+f.part2_length,12),A(i,f.big_values/2,9),A(i,f.global_gain,8),A(i,f.scalefac_compress,4),f.block_type!=u.NORM_TYPE?(A(i,1,1),A(i,f.block_type,2),A(i,f.mixed_block_flag,1),14==f.table_select[0]&&(f.table_select[0]=16),A(i,f.table_select[0],5),14==f.table_select[1]&&(f.table_select[1]=16),A(i,f.table_select[1],5),A(i,f.subblock_gain[0],3),A(i,f.subblock_gain[1],3),A(i,f.subblock_gain[2],3)):(A(i,0,1),14==f.table_select[0]&&(f.table_select[0]=16),A(i,f.table_select[0],5),14==f.table_select[1]&&(f.table_select[1]=16),A(i,f.table_select[1],5),14==f.table_select[2]&&(f.table_select[2]=16),A(i,f.table_select[2],5),l(0<=f.region0_count&&f.region0_count<16),l(0<=f.region1_count&&f.region1_count<8),A(i,f.region0_count,4),A(i,f.region1_count,3)),A(i,f.preflag,1),A(i,f.scalefac_scale,1),A(i,f.count1table_select,1)}}else for(l(a.main_data_begin>=0),A(i,a.main_data_begin,8),A(i,a.private_bits,i.channels_out),n=0,_=0;_<i.channels_out;_++){var f;A(i,(f=a.tt[n][_]).part2_3_length+f.part2_length,12),A(i,f.big_values/2,9),A(i,f.global_gain,8),A(i,f.scalefac_compress,9),f.block_type!=u.NORM_TYPE?(A(i,1,1),A(i,f.block_type,2),A(i,f.mixed_block_flag,1),14==f.table_select[0]&&(f.table_select[0]=16),A(i,f.table_select[0],5),14==f.table_select[1]&&(f.table_select[1]=16),A(i,f.table_select[1],5),A(i,f.subblock_gain[0],3),A(i,f.subblock_gain[1],3),A(i,f.subblock_gain[2],3)):(A(i,0,1),14==f.table_select[0]&&(f.table_select[0]=16),A(i,f.table_select[0],5),14==f.table_select[1]&&(f.table_select[1]=16),A(i,f.table_select[1],5),14==f.table_select[2]&&(f.table_select[2]=16),A(i,f.table_select[2],5),l(0<=f.region0_count&&f.region0_count<16),l(0<=f.region1_count&&f.region1_count<8),A(i,f.region0_count,4),A(i,f.region1_count,3)),A(i,f.scalefac_scale,1),A(i,f.count1table_select,1)}e.error_protection&&CRC_writeheader(i,i.header[i.h_ptr].buf);var c=i.h_ptr;l(i.header[c].ptr==8*i.sideinfo_len),i.h_ptr=c+1&h.MAX_HEADER_BUF-1,i.header[i.h_ptr].write_timing=i.header[c].write_timing+t,i.h_ptr==i.w_ptr&&s.err.println("Error: MAX_HEADER_BUF too small in bitstream.c \n")}(e,n);var _=8*a.sideinfo_len;if(_+=function(e){var t,a,n,s,r=0,_=e.internal_flags,i=_.l3_side;if(1==e.version)for(t=0;t<2;t++)for(a=0;a<_.channels_out;a++){var o=i.tt[t][a],c=f.slen1_tab[o.scalefac_compress],h=f.slen2_tab[o.scalefac_compress];for(s=0,n=0;n<o.sfbdivide;n++)-1!=o.scalefac[n]&&(S(_,o.scalefac[n],c),s+=c);for(;n<o.sfbmax;n++)-1!=o.scalefac[n]&&(S(_,o.scalefac[n],h),s+=h);l(s==o.part2_length),o.block_type==u.SHORT_TYPE?s+=E(_,o):s+=T(_,o),s+=B(_,o),l(s==o.part2_3_length+o.part2_length),r+=s}else for(t=0,a=0;a<_.channels_out;a++){o=i.tt[t][a];var b,m,p=0;if(l(null!=o.sfb_partition_table),s=0,n=0,m=0,o.block_type==u.SHORT_TYPE){for(;m<4;m++){var d=o.sfb_partition_table[m]/3,v=o.slen[m];for(b=0;b<d;b++,n++)S(_,Math.max(o.scalefac[3*n+0],0),v),S(_,Math.max(o.scalefac[3*n+1],0),v),S(_,Math.max(o.scalefac[3*n+2],0),v),p+=3*v}s+=E(_,o)}else{for(;m<4;m++){d=o.sfb_partition_table[m],v=o.slen[m];for(b=0;b<d;b++,n++)S(_,Math.max(o.scalefac[n],0),v),p+=v}s+=T(_,o)}s+=B(_,o),l(s==o.part2_3_length),l(p==o.part2_length),r+=p+s}return r}(e),w(e,t.resvDrain_post),_+=t.resvDrain_post,t.main_data_begin+=(n-_)/8,k(e,new x)!=a.ResvSize&&s.err.println("Internal buffer inconsistency. flushbits <> ResvSize"),8*t.main_data_begin!=a.ResvSize&&(s.err.printf("bit reservoir error: \nl3_side.main_data_begin: %d \nResvoir size:             %d \nresv drain (post)         %d \nresv drain (pre)          %d \nheader and sideinfo:      %d \ndata bits:                %d \ntotal bits:               %d (remainder: %d) \nbitsperframe:             %d \n",8*t.main_data_begin,a.ResvSize,t.resvDrain_post,t.resvDrain_pre,8*a.sideinfo_len,_-t.resvDrain_post-8*a.sideinfo_len,_,_%8,n),s.err.println("This is a fatal error.  It has several possible causes:"),s.err.println("90%%  LAME compiled with buggy version of gcc using advanced optimizations"),s.err.println(" 9%%  Your system is overclocked"),s.err.println(" 1%%  bug in LAME encoding library"),a.ResvSize=8*t.main_data_begin),l(p%8==0),p>1e9){var i;for(i=0;i<h.MAX_HEADER_BUF;++i)a.header[i].write_timing-=p;p=0}return 0},this.copy_buffer=function(e,n,r,_,f){var c=d+1;if(c<=0)return 0;if(0!=_&&c>_)return-1;if(s.arraycopy(m,0,n,r,c),d=-1,v=0,0!=f){var u=o(1);if(u[0]=e.nMusicCRC,b.updateMusicCRC(u,n,r,c),e.nMusicCRC=u[0],c>0&&(e.VBR_seek_table.nBytesWritten+=c),e.decode_on_the_fly)for(var h,p=i([2,1152]),g=c,S=-1;0!=S;)if(S=a.hip_decode1_unclipped(e.hip,n,r,g,p[0],p[1]),g=0,-1==S&&(S=0),S>0){if(l(S<=1152),e.findPeakSample){for(h=0;h<S;h++)p[0][h]>e.PeakSample?e.PeakSample=p[0][h]:-p[0][h]>e.PeakSample&&(e.PeakSample=-p[0][h]);if(e.channels_out>1)for(h=0;h<S;h++)p[1][h]>e.PeakSample?e.PeakSample=p[1][h]:-p[1][h]>e.PeakSample&&(e.PeakSample=-p[1][h])}if(e.findReplayGain&&t.AnalyzeSamples(e.rgdata,p[0],0,p[1],0,S,e.channels_out)==GainAnalysis.GAIN_ANALYSIS_ERROR)return-6}}return c},this.init_bit_stream_w=function(e){m=_(Lame.LAME_MAXMP3BUFFER),e.h_ptr=e.w_ptr=0,e.header[e.h_ptr].write_timing=0,d=-1,v=0,p=0}}b.EQ=function(e,t){return Math.abs(e)>Math.abs(t)?Math.abs(e-t)<=1e-6*Math.abs(e):Math.abs(e-t)<=1e-6*Math.abs(t)},b.NEQ=function(e,t){return!b.EQ(e,t)},e.exports=b},function(e,t,a){var n=a(0),s=n.System,r=(n.VbrMode,n.Float,n.ShortBlock,n.Util,n.Arrays),_=(n.new_array_n,n.new_byte,n.new_double,n.new_float,n.new_float_n,n.new_int),i=(n.new_int_n,n.assert),o=a(1),l=a(5),f=a(4),c=a(13);e.exports=function e(){var t=null;function a(e){this.bits=0|e}this.qupvt=null,this.setModules=function(e){this.qupvt=e,t=e};var n=[[0,0],[0,0],[0,0],[0,0],[0,0],[0,1],[1,1],[1,1],[1,2],[2,2],[2,3],[2,3],[3,4],[3,4],[3,4],[4,5],[4,5],[4,6],[5,6],[5,6],[5,7],[6,7],[6,7]];function u(e,t,a,n,s,r){var _=.5946/t;for(i(e>0),e>>=1;0!=e--;)s[r++]=_>a[n++]?0:1,s[r++]=_>a[n++]?0:1}function h(e,a,n,s,r,_){i(e>0);var o=(e>>=1)%2;for(e>>=1;0!=e--;){var l,f,c,u,h,b,m,p;l=n[s++]*a,f=n[s++]*a,h=0|l,c=n[s++]*a,b=0|f,u=n[s++]*a,m=0|c,l+=t.adj43[h],p=0|u,f+=t.adj43[b],r[_++]=0|l,c+=t.adj43[m],r[_++]=0|f,u+=t.adj43[p],r[_++]=0|c,r[_++]=0|u}0!=o&&(h=0|(l=n[s++]*a),b=0|(f=n[s++]*a),l+=t.adj43[h],f+=t.adj43[b],r[_++]=0|l,r[_++]=0|f)}var b=[1,2,5,7,7,10,10,13,13,13,13,13,13,13,13];function m(e,t,a,n){var s=function(e,t,a){var n=0,s=0;do{var r=e[t++],_=e[t++];n<r&&(n=r),s<_&&(s=_)}while(t<a);return n<s&&(n=s),n}(e,t,a);switch(s){case 0:return s;case 1:return function(e,t,a,n){var s=0,r=l.ht[1].hlen;do{var _=2*e[t+0]+e[t+1];t+=2,s+=r[_]}while(t<a);return n.bits+=s,1}(e,t,a,n);case 2:case 3:return function(e,t,a,n,s){var r,_,i=0,o=l.ht[n].xlen;_=2==n?l.table23:l.table56;do{var f=e[t+0]*o+e[t+1];t+=2,i+=_[f]}while(t<a);return r=65535&i,(i>>=16)>r&&(i=r,n++),s.bits+=i,n}(e,t,a,b[s-1],n);case 4:case 5:case 6:case 7:case 8:case 9:case 10:case 11:case 12:case 13:case 14:case 15:return function(e,t,a,n,s){var r=0,_=0,i=0,o=l.ht[n].xlen,f=l.ht[n].hlen,c=l.ht[n+1].hlen,u=l.ht[n+2].hlen;do{var h=e[t+0]*o+e[t+1];t+=2,r+=f[h],_+=c[h],i+=u[h]}while(t<a);var b=n;return r>_&&(r=_,b++),r>i&&(r=i,b=n+2),s.bits+=r,b}(e,t,a,b[s-1],n);default:if(s>c.IXMAX_VAL)return n.bits=c.LARGE_BITS,-1;var r,_;for(s-=15,r=24;r<32&&!(l.ht[r].linmax>=s);r++);for(_=r-8;_<24&&!(l.ht[_].linmax>=s);_++);return function(e,t,a,n,s,r){var _,i=65536*l.ht[n].xlen+l.ht[s].xlen,o=0;do{var f=e[t++],c=e[t++];0!=f&&(f>14&&(f=15,o+=i),f*=16),0!=c&&(c>14&&(c=15,o+=i),f+=c),o+=l.largetbl[f]}while(t<a);return _=65535&o,(o>>=16)>_&&(o=_,n=s),r.bits+=o,n}(e,t,a,_,r,n)}}function p(e,t,n,s,r,_,i,l){for(var f=t.big_values,c=2;c<o.SBMAX_l+1;c++){var u=e.scalefac_band.l[c];if(u>=f)break;var h=r[c-2]+t.count1bits;if(n.part2_3_length<=h)break;var b=new a(h),p=m(s,u,f,b);h=b.bits,n.part2_3_length<=h||(n.assign(t),n.part2_3_length=h,n.region0_count=_[c-2],n.region1_count=c-2-_[c-2],n.table_select[0]=i[c-2],n.table_select[1]=l[c-2],n.table_select[2]=p)}}this.noquant_count_bits=function(e,t,n){var s=t.l3_enc,r=Math.min(576,t.max_nonzero_coeff+2>>1<<1);for(null!=n&&(n.sfb_count1=0);r>1&&0==(s[r-1]|s[r-2]);r-=2);t.count1=r;for(var _=0,f=0;r>3;r-=4){var c;if((2147483647&(s[r-1]|s[r-2]|s[r-3]|s[r-4]))>1)break;c=2*(2*(2*s[r-4]+s[r-3])+s[r-2])+s[r-1],_+=l.t32l[c],f+=l.t33l[c]}var u=_;if(t.count1table_select=0,_>f&&(u=f,t.count1table_select=1),t.count1bits=u,t.big_values=r,0==r)return u;if(t.block_type==o.SHORT_TYPE)(_=3*e.scalefac_band.s[3])>t.big_values&&(_=t.big_values),f=t.big_values;else if(t.block_type==o.NORM_TYPE){if(i(r<=576),_=t.region0_count=e.bv_scf[r-2],f=t.region1_count=e.bv_scf[r-1],i(_+f+2<o.SBPSY_l),f=e.scalefac_band.l[_+f+2],_=e.scalefac_band.l[_+1],f<r){var h=new a(u);t.table_select[2]=m(s,f,r,h),u=h.bits}}else t.region0_count=7,t.region1_count=o.SBMAX_l-1-7-1,(_=e.scalefac_band.l[8])>(f=r)&&(_=f);if(_=Math.min(_,r),f=Math.min(f,r),i(_>=0),i(f>=0),0<_){h=new a(u);t.table_select[0]=m(s,0,_,h),u=h.bits}if(_<f){h=new a(u);t.table_select[1]=m(s,_,f,h),u=h.bits}if(2==e.use_best_huffman&&(t.part2_3_length=u,best_huffman_divide(e,t),u=t.part2_3_length),null!=n&&t.block_type==o.NORM_TYPE){for(var b=0;e.scalefac_band.l[b]<t.big_values;)b++;n.sfb_count1=b}return u},this.count_bits=function(e,a,n,s){var _=n.l3_enc,l=c.IXMAX_VAL/t.IPOW20(n.global_gain);if(n.xrpow_max>l)return c.LARGE_BITS;if(function(e,a,n,s,_){var l,f,c,b=0,m=0,p=0,d=0,v=a,g=0,S=v,M=0,w=e,A=0;for(c=null!=_&&s.global_gain==_.global_gain,f=s.block_type==o.SHORT_TYPE?38:21,l=0;l<=f;l++){var R=-1;if((c||s.block_type==o.NORM_TYPE)&&(R=s.global_gain-(s.scalefac[l]+(0!=s.preflag?t.pretab[l]:0)<<s.scalefac_scale+1)-8*s.subblock_gain[s.window[l]]),i(s.width[l]>=0),c&&_.step[l]==R)0!=m&&(h(m,n,w,A,S,M),m=0),0!=p&&(u(p,n,w,A,S,M),p=0);else{var B,y=s.width[l];if(b+s.width[l]>s.max_nonzero_coeff)B=s.max_nonzero_coeff-b+1,r.fill(a,s.max_nonzero_coeff,576,0),(y=B)<0&&(y=0),l=f+1;if(0==m&&0==p&&(S=v,M=g,w=e,A=d),null!=_&&_.sfb_count1>0&&l>=_.sfb_count1&&_.step[l]>0&&R>=_.step[l]?(0!=m&&(h(m,n,w,A,S,M),m=0,S=v,M=g,w=e,A=d),p+=y):(0!=p&&(u(p,n,w,A,S,M),p=0,S=v,M=g,w=e,A=d),m+=y),y<=0){0!=p&&(u(p,n,w,A,S,M),p=0),0!=m&&(h(m,n,w,A,S,M),m=0);break}}l<=f&&(g+=s.width[l],d+=s.width[l],b+=s.width[l])}0!=m&&(h(m,n,w,A,S,M),m=0),0!=p&&(u(p,n,w,A,S,M),p=0)}(a,_,t.IPOW20(n.global_gain),n,s),0!=(2&e.substep_shaping))for(var f=0,b=n.global_gain+n.scalefac_scale,m=.634521682242439/t.IPOW20(b),p=0;p<n.sfbmax;p++){var d,v=n.width[p];if(i(v>=0),0==e.pseudohalf[p])f+=v;else for(d=f,f+=v;d<f;++d)_[d]=a[d]>=m?_[d]:0}return this.noquant_count_bits(e,n,s)},this.best_huffman_divide=function(e,t){var n=new f,s=t.l3_enc,r=_(23),u=_(23),h=_(23),b=_(23);if(t.block_type!=o.SHORT_TYPE||1!=e.mode_gr){n.assign(t),t.block_type==o.NORM_TYPE&&(!function(e,t,n,s,r,_,i){for(var o=t.big_values,l=0;l<=22;l++)s[l]=c.LARGE_BITS;for(l=0;l<16;l++){var f=e.scalefac_band.l[l+1];if(f>=o)break;var u=0,h=new a(u),b=m(n,0,f,h);u=h.bits;for(var p=0;p<8;p++){var d=e.scalefac_band.l[l+p+2];if(d>=o)break;var v=u,g=m(n,f,d,h=new a(v));v=h.bits,s[l+p]>v&&(s[l+p]=v,r[l+p]=l,_[l+p]=b,i[l+p]=g)}}}(e,t,s,r,u,h,b),p(e,n,t,s,r,u,h,b));var d=n.big_values;if(!(0==d||(s[d-2]|s[d-1])>1||(d=t.count1+2)>576)){n.assign(t),n.count1=d;var v=0,g=0;for(i(d<=576);d>n.big_values;d-=4){var S=2*(2*(2*s[d-4]+s[d-3])+s[d-2])+s[d-1];v+=l.t32l[S],g+=l.t33l[S]}if(n.big_values=d,n.count1table_select=0,v>g&&(v=g,n.count1table_select=1),n.count1bits=v,n.block_type==o.NORM_TYPE)p(e,n,t,s,r,u,h,b);else{if(n.part2_3_length=v,(v=e.scalefac_band.l[8])>d&&(v=d),v>0){var M=new a(n.part2_3_length);n.table_select[0]=m(s,0,v,M),n.part2_3_length=M.bits}if(d>v){M=new a(n.part2_3_length);n.table_select[1]=m(s,v,d,M),n.part2_3_length=M.bits}t.part2_3_length>n.part2_3_length&&t.assign(n)}}}};var d=[1,1,1,1,8,2,2,2,4,4,4,8,8,8,16,16],v=[1,2,4,8,1,2,4,8,2,4,8,2,4,8,4,8],g=[0,0,0,0,3,1,1,1,2,2,2,3,3,3,4,4],S=[0,1,2,3,0,1,2,3,1,2,3,1,2,3,2,3];e.slen1_tab=g,e.slen2_tab=S,this.best_scalefac_store=function(e,a,n,s){var r,_,f,c,u=s.tt[a][n],h=0;for(f=0,r=0;r<u.sfbmax;r++){var b=u.width[r];for(i(b>=0),f+=b,c=-b;c<0&&0==u.l3_enc[c+f];c++);0==c&&(u.scalefac[r]=h=-2)}if(0==u.scalefac_scale&&0==u.preflag){var m=0;for(r=0;r<u.sfbmax;r++)u.scalefac[r]>0&&(m|=u.scalefac[r]);if(0==(1&m)&&0!=m){for(r=0;r<u.sfbmax;r++)u.scalefac[r]>0&&(u.scalefac[r]>>=1);u.scalefac_scale=h=1}}if(0==u.preflag&&u.block_type!=o.SHORT_TYPE&&2==e.mode_gr){for(r=11;r<o.SBPSY_l&&!(u.scalefac[r]<t.pretab[r]&&-2!=u.scalefac[r]);r++);if(r==o.SBPSY_l){for(r=11;r<o.SBPSY_l;r++)u.scalefac[r]>0&&(u.scalefac[r]-=t.pretab[r]);u.preflag=h=1}}for(_=0;_<4;_++)s.scfsi[n][_]=0;for(2==e.mode_gr&&1==a&&s.tt[0][n].block_type!=o.SHORT_TYPE&&s.tt[1][n].block_type!=o.SHORT_TYPE&&(!function(e,t){for(var a,n=t.tt[1][e],s=t.tt[0][e],r=0;r<l.scfsi_band.length-1;r++){for(a=l.scfsi_band[r];a<l.scfsi_band[r+1]&&!(s.scalefac[a]!=n.scalefac[a]&&n.scalefac[a]>=0);a++);if(a==l.scfsi_band[r+1]){for(a=l.scfsi_band[r];a<l.scfsi_band[r+1];a++)n.scalefac[a]=-1;t.scfsi[e][r]=1}}var _=0,i=0;for(a=0;a<11;a++)-1!=n.scalefac[a]&&(i++,_<n.scalefac[a]&&(_=n.scalefac[a]));for(var f=0,c=0;a<o.SBPSY_l;a++)-1!=n.scalefac[a]&&(c++,f<n.scalefac[a]&&(f=n.scalefac[a]));for(r=0;r<16;r++)if(_<d[r]&&f<v[r]){var u=g[r]*i+S[r]*c;n.part2_length>u&&(n.part2_length=u,n.scalefac_compress=r)}}(n,s),h=0),r=0;r<u.sfbmax;r++)-2==u.scalefac[r]&&(u.scalefac[r]=0);0!=h&&(2==e.mode_gr?this.scale_bitcount(u):this.scale_bitcount_lsf(e,u))};var M=[0,18,36,54,54,36,54,72,54,72,90,72,90,108,108,126],w=[0,18,36,54,51,35,53,71,52,70,88,69,87,105,104,122],A=[0,10,20,30,33,21,31,41,32,42,52,43,53,63,64,74];this.scale_bitcount=function(e){var a,n,s,r=0,_=0,l=e.scalefac;if(i(function(e,t){for(var a=0;a<t;++a)if(e[a]<0)return!1;return!0}(l,e.sfbmax)),e.block_type==o.SHORT_TYPE)s=M,0!=e.mixed_block_flag&&(s=w);else if(s=A,0==e.preflag){for(n=11;n<o.SBPSY_l&&!(l[n]<t.pretab[n]);n++);if(n==o.SBPSY_l)for(e.preflag=1,n=11;n<o.SBPSY_l;n++)l[n]-=t.pretab[n]}for(n=0;n<e.sfbdivide;n++)r<l[n]&&(r=l[n]);for(;n<e.sfbmax;n++)_<l[n]&&(_=l[n]);for(e.part2_length=c.LARGE_BITS,a=0;a<16;a++)r<d[a]&&_<v[a]&&e.part2_length>s[a]&&(e.part2_length=s[a],e.scalefac_compress=a);return e.part2_length==c.LARGE_BITS};var R=[[15,15,7,7],[15,15,7,0],[7,3,0,0],[15,31,31,0],[7,7,7,0],[3,3,0,0]];this.scale_bitcount_lsf=function(e,a){var n,r,l,f,c,u,h,b,m=_(4),p=a.scalefac;for(n=0!=a.preflag?2:0,h=0;h<4;h++)m[h]=0;if(a.block_type==o.SHORT_TYPE){r=1;var d=t.nr_of_sfb_block[n][r];for(b=0,l=0;l<4;l++)for(f=d[l]/3,h=0;h<f;h++,b++)for(c=0;c<3;c++)p[3*b+c]>m[l]&&(m[l]=p[3*b+c])}else{r=0;d=t.nr_of_sfb_block[n][r];for(b=0,l=0;l<4;l++)for(f=d[l],h=0;h<f;h++,b++)p[b]>m[l]&&(m[l]=p[b])}for(u=!1,l=0;l<4;l++)m[l]>R[n][l]&&(u=!0);if(!u){var v,g,S,M;for(a.sfb_partition_table=t.nr_of_sfb_block[n][r],l=0;l<4;l++)a.slen[l]=B[m[l]];switch(v=a.slen[0],g=a.slen[1],S=a.slen[2],M=a.slen[3],n){case 0:a.scalefac_compress=(5*v+g<<4)+(S<<2)+M;break;case 1:a.scalefac_compress=400+(5*v+g<<2)+S;break;case 2:a.scalefac_compress=500+3*v+g;break;default:s.err.printf("intensity stereo not implemented yet\n")}}if(!u)for(i(null!=a.sfb_partition_table),a.part2_length=0,l=0;l<4;l++)a.part2_length+=a.slen[l]*a.sfb_partition_table[l];return u};var B=[0,1,2,2,3,3,3,3,4,4,4,4,4,4,4,4];this.huffman_init=function(e){for(var t=2;t<=576;t+=2){for(var a,s=0;e.scalefac_band.l[++s]<t;);for(a=n[s][0];e.scalefac_band.l[a+1]>t;)a--;for(a<0&&(a=n[s][0]),e.bv_scf[t-2]=a,a=n[s][1];e.scalefac_band.l[a+e.bv_scf[t-2]+2]>t;)a--;a<0&&(a=n[s][1]),e.bv_scf[t-1]=a}}}},function(e,t,a){var n=a(8),s=a(0),r=(s.System,s.VbrMode),_=s.Float,i=(s.ShortBlock,s.Util),o=(s.Arrays,s.new_array_n,s.new_byte,s.new_double,s.new_float),l=(s.new_float_n,s.new_int),f=(s.new_int_n,s.assert),c=a(1),u=a(10),h=a(2);function b(){var e=null,t=null,a=null;this.setModules=function(n,s,r){e=n,t=s,a=r},this.IPOW20=function(e){return f(0<=e&&e<b.Q_MAX),g[e]};var s=b.IXMAX_VAL+2,m=b.Q_MAX,p=b.Q_MAX2;b.LARGE_BITS;this.nr_of_sfb_block=[[[6,5,5,5],[9,9,9,9],[6,9,9,9]],[[6,5,7,3],[9,9,12,6],[6,9,12,6]],[[11,10,0,0],[18,18,0,0],[15,18,0,0]],[[7,7,7,0],[12,12,12,0],[6,15,12,0]],[[6,6,6,3],[12,9,9,6],[6,12,9,6]],[[8,8,5,0],[15,12,9,0],[6,18,9,0]]];var d=[0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,2,2,3,3,3,2,0];this.pretab=d,this.sfBandIndex=[new n([0,6,12,18,24,30,36,44,54,66,80,96,116,140,168,200,238,284,336,396,464,522,576],[0,4,8,12,18,24,32,42,56,74,100,132,174,192],[0,0,0,0,0,0,0],[0,0,0,0,0,0,0]),new n([0,6,12,18,24,30,36,44,54,66,80,96,114,136,162,194,232,278,332,394,464,540,576],[0,4,8,12,18,26,36,48,62,80,104,136,180,192],[0,0,0,0,0,0,0],[0,0,0,0,0,0,0]),new n([0,6,12,18,24,30,36,44,54,66,80,96,116,140,168,200,238,284,336,396,464,522,576],[0,4,8,12,18,26,36,48,62,80,104,134,174,192],[0,0,0,0,0,0,0],[0,0,0,0,0,0,0]),new n([0,4,8,12,16,20,24,30,36,44,52,62,74,90,110,134,162,196,238,288,342,418,576],[0,4,8,12,16,22,30,40,52,66,84,106,136,192],[0,0,0,0,0,0,0],[0,0,0,0,0,0,0]),new n([0,4,8,12,16,20,24,30,36,42,50,60,72,88,106,128,156,190,230,276,330,384,576],[0,4,8,12,16,22,28,38,50,64,80,100,126,192],[0,0,0,0,0,0,0],[0,0,0,0,0,0,0]),new n([0,4,8,12,16,20,24,30,36,44,54,66,82,102,126,156,194,240,296,364,448,550,576],[0,4,8,12,16,22,30,42,58,78,104,138,180,192],[0,0,0,0,0,0,0],[0,0,0,0,0,0,0]),new n([0,6,12,18,24,30,36,44,54,66,80,96,116,140,168,200,238,284,336,396,464,522,576],[0,4,8,12,18,26,36,48,62,80,104,134,174,192],[0,0,0,0,0,0,0],[0,0,0,0,0,0,0]),new n([0,6,12,18,24,30,36,44,54,66,80,96,116,140,168,200,238,284,336,396,464,522,576],[0,4,8,12,18,26,36,48,62,80,104,134,174,192],[0,0,0,0,0,0,0],[0,0,0,0,0,0,0]),new n([0,12,24,36,48,60,72,88,108,132,160,192,232,280,336,400,476,566,568,570,572,574,576],[0,8,16,24,36,52,72,96,124,160,162,164,166,192],[0,0,0,0,0,0,0],[0,0,0,0,0,0,0])];var v=o(m+p+1),g=o(m),S=o(s),M=o(s);function w(e,t){var n=a.ATHformula(t,e);return n-=100,n=Math.pow(10,n/10+e.ATHlower)}function A(e){this.s=e}this.adj43=M,this.iteration_init=function(t){var a,n=t.internal_flags,r=n.l3_side;if(0==n.iteration_init_init){for(n.iteration_init_init=1,r.main_data_begin=0,function(e){for(var t=e.internal_flags.ATH.l,a=e.internal_flags.ATH.psfb21,n=e.internal_flags.ATH.s,s=e.internal_flags.ATH.psfb12,r=e.internal_flags,i=e.out_samplerate,o=0;o<c.SBMAX_l;o++){var l=r.scalefac_band.l[o],f=r.scalefac_band.l[o+1];t[o]=_.MAX_VALUE;for(var u=l;u<f;u++){var h=w(e,u*i/1152);t[o]=Math.min(t[o],h)}}for(o=0;o<c.PSFB21;o++){l=r.scalefac_band.psfb21[o],f=r.scalefac_band.psfb21[o+1];a[o]=_.MAX_VALUE;for(u=l;u<f;u++){h=w(e,u*i/1152);a[o]=Math.min(a[o],h)}}for(o=0;o<c.SBMAX_s;o++){l=r.scalefac_band.s[o],f=r.scalefac_band.s[o+1];n[o]=_.MAX_VALUE;for(u=l;u<f;u++){h=w(e,u*i/384);n[o]=Math.min(n[o],h)}n[o]*=r.scalefac_band.s[o+1]-r.scalefac_band.s[o]}for(o=0;o<c.PSFB12;o++){l=r.scalefac_band.psfb12[o],f=r.scalefac_band.psfb12[o+1];s[o]=_.MAX_VALUE;for(u=l;u<f;u++){h=w(e,u*i/384);s[o]=Math.min(s[o],h)}s[o]*=r.scalefac_band.s[13]-r.scalefac_band.s[12]}if(e.noATH){for(o=0;o<c.SBMAX_l;o++)t[o]=1e-20;for(o=0;o<c.PSFB21;o++)a[o]=1e-20;for(o=0;o<c.SBMAX_s;o++)n[o]=1e-20;for(o=0;o<c.PSFB12;o++)s[o]=1e-20}r.ATH.floor=10*Math.log10(w(e,-1))}(t),S[0]=0,a=1;a<s;a++)S[a]=Math.pow(a,4/3);for(a=0;a<s-1;a++)M[a]=a+1-Math.pow(.5*(S[a]+S[a+1]),.75);for(M[a]=.5,a=0;a<m;a++)g[a]=Math.pow(2,-.1875*(a-210));for(a=0;a<=m+p;a++)v[a]=Math.pow(2,.25*(a-210-p));var i,o,l,f;for(e.huffman_init(n),(a=t.exp_nspsytune>>2&63)>=32&&(a-=64),i=Math.pow(10,a/4/10),(a=t.exp_nspsytune>>8&63)>=32&&(a-=64),o=Math.pow(10,a/4/10),(a=t.exp_nspsytune>>14&63)>=32&&(a-=64),l=Math.pow(10,a/4/10),(a=t.exp_nspsytune>>20&63)>=32&&(a-=64),f=l*Math.pow(10,a/4/10),a=0;a<c.SBMAX_l;a++){u=a<=6?i:a<=13?o:a<=20?l:f,n.nsPsy.longfact[a]=u}for(a=0;a<c.SBMAX_s;a++){var u;u=a<=5?i:a<=10?o:a<=11?l:f,n.nsPsy.shortfact[a]=u}}},this.on_pe=function(e,a,n,s,r,_){var i,o,c=e.internal_flags,b=0,m=l(2),p=new u(b),d=t.ResvMaxBits(e,s,p,_),v=(b=p.bits)+d;for(v>h.MAX_BITS_PER_GRANULE&&(v=h.MAX_BITS_PER_GRANULE),i=0,o=0;o<c.channels_out;++o)n[o]=Math.min(h.MAX_BITS_PER_CHANNEL,b/c.channels_out),m[o]=0|n[o]*a[r][o]/700-n[o],m[o]>3*s/4&&(m[o]=3*s/4),m[o]<0&&(m[o]=0),m[o]+n[o]>h.MAX_BITS_PER_CHANNEL&&(m[o]=Math.max(0,h.MAX_BITS_PER_CHANNEL-n[o])),i+=m[o];if(i>d)for(o=0;o<c.channels_out;++o)m[o]=d*m[o]/i;for(o=0;o<c.channels_out;++o)n[o]+=m[o],d-=m[o];for(i=0,o=0;o<c.channels_out;++o)i+=n[o];if(i>h.MAX_BITS_PER_GRANULE){var g=0;for(o=0;o<c.channels_out;++o)n[o]*=h.MAX_BITS_PER_GRANULE,n[o]/=i,g+=n[o];f(g<=h.MAX_BITS_PER_GRANULE)}return v},this.reduce_side=function(e,t,a,n){f(n<=h.MAX_BITS_PER_GRANULE),f(e[0]+e[1]<=h.MAX_BITS_PER_GRANULE);var s=.33*(.5-t)/.5;s<0&&(s=0),s>.5&&(s=.5);var r=0|.5*s*(e[0]+e[1]);r>h.MAX_BITS_PER_CHANNEL-e[0]&&(r=h.MAX_BITS_PER_CHANNEL-e[0]),r<0&&(r=0),e[1]>=125&&(e[1]-r>125?(e[0]<a&&(e[0]+=r),e[1]-=r):(e[0]+=e[1]-125,e[1]=125)),(r=e[0]+e[1])>n&&(e[0]=n*e[0]/r,e[1]=n*e[1]/r),f(e[0]<=h.MAX_BITS_PER_CHANNEL),f(e[1]<=h.MAX_BITS_PER_CHANNEL),f(e[0]+e[1]<=h.MAX_BITS_PER_GRANULE)},this.athAdjust=function(e,t,a){var n=90.30873362,s=i.FAST_LOG10_X(t,10),r=e*e,_=0;return s-=a,r>1e-20&&(_=1+i.FAST_LOG10_X(r,10/n)),_<0&&(_=0),s*=_,s+=a+n-94.82444863,Math.pow(10,.1*s)},this.calc_xmin=function(e,t,a,n){var s,_=0,i=e.internal_flags,o=0,l=0,f=i.ATH,u=a.xr,h=e.VBR==r.vbr_mtrh?1:0,b=i.masking_lower;for(e.VBR!=r.vbr_mtrh&&e.VBR!=r.vbr_mt||(b=1),s=0;s<a.psy_lmax;s++){w=(M=e.VBR==r.vbr_rh||e.VBR==r.vbr_mtrh?athAdjust(f.adjust,f.l[s],f.floor):f.adjust*f.l[s])/(v=a.width[s]),A=2220446049250313e-31,E=v>>1,y=0;do{y+=T=u[o]*u[o],A+=T<w?T:w,y+=x=u[++o]*u[o],A+=x<w?x:w,o++}while(--E>0);if(y>M&&l++,s==c.SBPSY_l)A<(B=M*i.nsPsy.longfact[s])&&(A=B);if(0!=h&&(M=A),!e.ATHonly)if((R=t.en.l[s])>0)B=y*t.thm.l[s]*b/R,0!=h&&(B*=i.nsPsy.longfact[s]),M<B&&(M=B);n[_++]=0!=h?M:M*i.nsPsy.longfact[s]}var m=575;if(a.block_type!=c.SHORT_TYPE)for(var p=576;0!=p--&&BitStream.EQ(u[p],0);)m=p;a.max_nonzero_coeff=m;for(var d=a.sfb_smin;s<a.psymax;d++,s+=3){var v,g,S;for(S=e.VBR==r.vbr_rh||e.VBR==r.vbr_mtrh?athAdjust(f.adjust,f.s[d],f.floor):f.adjust*f.s[d],v=a.width[s],g=0;g<3;g++){var M,w,A,R,B,y=0,E=v>>1;w=S/v,A=2220446049250313e-31;do{var T,x;y+=T=u[o]*u[o],A+=T<w?T:w,y+=x=u[++o]*u[o],A+=x<w?x:w,o++}while(--E>0);if(y>S&&l++,d==c.SBPSY_s)A<(B=S*i.nsPsy.shortfact[d])&&(A=B);if(M=0!=h?A:S,!e.ATHonly&&!e.ATHshort)if((R=t.en.s[d][g])>0)B=y*t.thm.s[d][g]*b/R,0!=h&&(B*=i.nsPsy.shortfact[d]),M<B&&(M=B);n[_++]=0!=h?M:M*i.nsPsy.shortfact[d]}e.useTemporal&&(n[_-3]>n[_-3+1]&&(n[_-3+1]+=(n[_-3]-n[_-3+1])*i.decay),n[_-3+1]>n[_-3+2]&&(n[_-3+2]+=(n[_-3+1]-n[_-3+2])*i.decay))}return l},this.calc_noise_core=function(e,t,a,n){var s=0,r=t.s,_=e.l3_enc;if(r>e.count1)for(;0!=a--;){l=e.xr[r],r++,s+=l*l,l=e.xr[r],r++,s+=l*l}else if(r>e.big_values){var i=o(2);for(i[0]=0,i[1]=n;0!=a--;){l=Math.abs(e.xr[r])-i[_[r]],r++,s+=l*l,l=Math.abs(e.xr[r])-i[_[r]],r++,s+=l*l}}else for(;0!=a--;){var l;l=Math.abs(e.xr[r])-S[_[r]]*n,r++,s+=l*l,l=Math.abs(e.xr[r])-S[_[r]]*n,r++,s+=l*l}return t.s=r,s},this.calc_noise=function(e,t,a,n,s){var r,_,o,l=0,c=0,u=0,h=0,m=0,p=-20,g=0,S=e.scalefac,M=0;for(n.over_SSD=0,r=0;r<e.psymax;r++){var w,R=e.global_gain-(S[M++]+(0!=e.preflag?d[r]:0)<<e.scalefac_scale+1)-8*e.subblock_gain[e.window[r]],B=0;if(null!=s&&s.step[r]==R)B=s.noise[r],g+=e.width[r],a[l++]=B/t[c++],B=s.noise_log[r];else{var y,E=(f(0<=(o=R)+b.Q_MAX2&&o<b.Q_MAX),v[o+b.Q_MAX2]);if(_=e.width[r]>>1,g+e.width[r]>e.max_nonzero_coeff)_=(y=e.max_nonzero_coeff-g+1)>0?y>>1:0;var T=new A(g);B=this.calc_noise_core(e,T,_,E),g=T.s,null!=s&&(s.step[r]=R,s.noise[r]=B),B=a[l++]=B/t[c++],B=i.FAST_LOG10(Math.max(B,1e-20)),null!=s&&(s.noise_log[r]=B)}if(null!=s&&(s.global_gain=e.global_gain),m+=B,B>0)w=Math.max(0|10*B+.5,1),n.over_SSD+=w*w,u++,h+=B;p=Math.max(p,B)}return n.over_count=u,n.tot_noise=m,n.over_noise=h,n.max_noise=p,u},this.set_pinfo=function(e,t,a,n,s){var r,_,i,l,u,h=e.internal_flags,b=0==t.scalefac_scale?.5:1,m=t.scalefac,p=o(L3Side.SFBMAX),v=o(L3Side.SFBMAX),g=new CalcNoiseResult;calc_xmin(e,a,t,p),calc_noise(t,p,v,g,null);var S=0;for(_=t.sfb_lmax,t.block_type!=c.SHORT_TYPE&&0==t.mixed_block_flag&&(_=22),r=0;r<_;r++){var M=h.scalefac_band.l[r],w=(A=h.scalefac_band.l[r+1])-M;for(l=0;S<A;S++)l+=t.xr[S]*t.xr[S];l/=w,u=1e15,h.pinfo.en[n][s][r]=u*l,h.pinfo.xfsf[n][s][r]=u*p[r]*v[r]/w,a.en.l[r]>0&&!e.ATHonly?l/=a.en.l[r]:l=0,h.pinfo.thr[n][s][r]=u*Math.max(l*a.thm.l[r],h.ATH.l[r]),h.pinfo.LAMEsfb[n][s][r]=0,0!=t.preflag&&r>=11&&(h.pinfo.LAMEsfb[n][s][r]=-b*d[r]),r<c.SBPSY_l&&(f(m[r]>=0),h.pinfo.LAMEsfb[n][s][r]-=b*m[r])}if(t.block_type==c.SHORT_TYPE)for(_=r,r=t.sfb_smin;r<c.SBMAX_s;r++){M=h.scalefac_band.s[r],w=(A=h.scalefac_band.s[r+1])-M;for(var A,R=0;R<3;R++){for(l=0,i=M;i<A;i++)l+=t.xr[S]*t.xr[S],S++;l=Math.max(l/w,1e-20),u=1e15,h.pinfo.en_s[n][s][3*r+R]=u*l,h.pinfo.xfsf_s[n][s][3*r+R]=u*p[_]*v[_]/w,a.en.s[r][R]>0?l/=a.en.s[r][R]:l=0,(e.ATHonly||e.ATHshort)&&(l=0),h.pinfo.thr_s[n][s][3*r+R]=u*Math.max(l*a.thm.s[r][R],h.ATH.s[r]),h.pinfo.LAMEsfb_s[n][s][3*r+R]=-2*t.subblock_gain[R],r<c.SBPSY_s&&(h.pinfo.LAMEsfb_s[n][s][3*r+R]-=b*m[_]),_++}}h.pinfo.LAMEqss[n][s]=t.global_gain,h.pinfo.LAMEmainbits[n][s]=t.part2_3_length+t.part2_length,h.pinfo.LAMEsfbits[n][s]=t.part2_length,h.pinfo.over[n][s]=g.over_count,h.pinfo.max_noise[n][s]=10*g.max_noise,h.pinfo.over_noise[n][s]=10*g.over_noise,h.pinfo.tot_noise[n][s]=10*g.tot_noise,h.pinfo.over_SSD[n][s]=g.over_SSD}}b.Q_MAX=257,b.Q_MAX2=116,b.LARGE_BITS=1e5,b.IXMAX_VAL=8206,e.exports=b},function(e,t,a){var n=a(15),s=a(16),r=[32,40,48,56,64,96,128,192,256,320];e.exports=function(e,t,a,_){if(!t||"WAV"===t)return n(e,_);if(t=~~t,-1===r.indexOf(t))throw new Error("Invalid encoding");return s(e,{bitrate:t},a,_)}},function(e,t){e.exports=function(e,t){var a=e.numberOfChannels;if(1!==a&&2!==a)throw new Error("Expecting mono or stereo audioBuffer");var n=e.length,s=new ArrayBuffer(44+2*n*a),r=new Int16Array(s),_=new Uint8Array(s),i=e.sampleRate,o=n*a*2,l=o+36,f=i*a*2;_.set([82,73,70,70,255&l,l>>8&255,l>>16&255,l>>24&255,87,65,86,69,102,109,116,32,16,0,0,0,1,0,a,0,255&i,i>>8&255,i>>16&255,i>>24&255,255&f,f>>8&255,f>>16&255,f>>24&255,4,0,16,0,100,97,116,97,255&o,o>>8&255,o>>16&255,o>>24&255]);for(var c=[],u=0;u<a;u++)c.push(e.getChannelData(u));for(var h=0,b=22;h<n;h++)for(u=0;u<a;u++){var m=c[u][h];m=Math.min(1,Math.max(-1,m)),m=Math.round(32767*m),r[b++]=m}var p=new Blob([_],{type:"audio/x-wav"});setTimeout((function(){return t(p)}),30)}},function(e,t,a){var n=a(17);e.exports=function(e,t,a,s){if(44100!==e.sampleRate)throw new Error("Expecting 44100 Hz sample rate");var r=e.numberOfChannels;if(1!==r&&2!==r)throw new Error("Expecting mono or stereo audioBuffer");var _=t.bitrate||128;_<96&&(r=1);for(var i=e.length,o=[],l=0;l<r;l++){for(var f=e.getChannelData(l),c=new Int16Array(i),u=0;u<i;++u){var h=f[u];h=Math.min(1,Math.max(-1,h)),h=Math.round(32767*h),c[u]=h}o.push(c)}var b=new n.Mp3Encoder(r,44100,_),m=[],p=0;function d(){if(1===r){var e=o[0].subarray(p,p+1152);n=b.encodeBuffer(e)}else var t=o[0].subarray(p,p+1152),a=o[1].subarray(p,p+1152),n=b.encodeBuffer(t,a);n.length>0&&m.push(n),p+=1152}!function e(){if(p>=i){var t=b.flush();return t.length>0&&m.push(t),s(new Blob(m,{type:"audio/mp3"}))}for(var n=performance.now();p<i&&performance.now()-n<15;)d();a&&a(p/i),setTimeout(e,16.7)}()}},function(e,t,a){var n=a(0),s=(n.System,n.VbrMode,n.Float,n.ShortBlock,n.Util,n.Arrays,n.new_array_n,n.new_byte),r=(n.new_double,n.new_float,n.new_float_n,n.new_int,n.new_int_n,n.assert);Lame=a(18),Presets=a(30),GainAnalysis=a(9),QuantizePVT=a(13),Quantize=a(31),Takehiro=a(12),Reservoir=a(35),MPEGMode=a(7),BitStream=a(11);a(1);var _=a(36),i=a(37);function o(){this.setModules=function(e,t){e,t}}function l(){this.setModules=function(e,t,a){e,t,a}}function f(){}function c(){this.setModules=function(e,t){e,t}}function u(){this.dataOffset=0,this.dataLen=0,this.channels=0,this.sampleRate=0}function h(e){return e.charCodeAt(0)<<24|e.charCodeAt(1)<<16|e.charCodeAt(2)<<8|e.charCodeAt(3)}u.RIFF=h("RIFF"),u.WAVE=h("WAVE"),u.fmt_=h("fmt "),u.data=h("data"),u.readHeader=function(e){var t=new u,a=e.getUint32(0,!1);if(u.RIFF==a){e.getUint32(4,!0);if(u.WAVE==e.getUint32(8,!1)&&u.fmt_==e.getUint32(12,!1)){var n=e.getUint32(16,!0),s=20;switch(n){case 16:case 18:t.channels=e.getUint16(s+2,!0),t.sampleRate=e.getUint32(s+4,!0);break;default:throw"extended fmt chunk not implemented"}s+=n;for(var r=u.data,_=0;r!=a&&(a=e.getUint32(s,!1),_=e.getUint32(s+4,!0),r!=a);)s+=_+8;return t.dataLen=_,t.dataOffset=s+8,t}}},e.exports.Mp3Encoder=function(e,t,a){3!=arguments.length&&(console.error("WARN: Mp3Encoder(channels, samplerate, kbps) not specified"),e=1,t=44100,a=128);var n=new Lame,u=new o,h=new GainAnalysis,b=new BitStream,m=new Presets,p=new QuantizePVT,d=new Quantize,v=new i,g=new _,S=new c,M=new Reservoir,w=new Takehiro,A=new l,R=new f;n.setModules(h,b,m,p,d,v,g,S,R),b.setModules(h,R,g,v),S.setModules(b,g),m.setModules(n),d.setModules(b,M,p,w),p.setModules(w,M,n.enc.psy),M.setModules(b),w.setModules(p),v.setModules(n,b,g),u.setModules(A,R),A.setModules(g,S,m);var B=n.lame_init();B.num_channels=e,B.in_samplerate=t,B.brate=a,B.mode=MPEGMode.STEREO,B.quality=3,B.bWriteVbrTag=!1,B.disable_reservoir=!0,B.write_id3tag_automatic=!1;var y=n.lame_init_params(B);r(0==y);var E=1152,T=0|1.25*E+7200,x=s(T);this.encodeBuffer=function(t,a){1==e&&(a=t),r(t.length==a.length),t.length>E&&(E=t.length,x=s(T=0|1.25*E+7200));var _=n.lame_encode_buffer(B,t,a,t.length,x,0,T);return new Int8Array(x.subarray(0,_))},this.flush=function(){var e=n.lame_encode_flush(B,x,0,T);return new Int8Array(x.subarray(0,e))}},e.exports.WavHeader=u},function(e,t,a){var n=a(0),s=n.System,r=n.VbrMode,_=(n.Float,n.ShortBlock),i=(n.Util,n.Arrays,n.new_array_n,n.new_byte,n.new_double,n.new_float),o=(n.new_float_n,n.new_int,n.new_int_n),l=n.new_short_n,f=n.assert,c=a(19),u=a(23),h=a(2),b=a(27),m=a(28),p=a(29),d=a(11),v=a(5),g=a(1);e.exports=function e(){var t,a,n,S,M,w=this;e.V9=410,e.V8=420,e.V7=430,e.V6=440,e.V5=450,e.V4=460,e.V3=470,e.V2=480,e.V1=490,e.V0=500,e.R3MIX=1e3,e.STANDARD=1001,e.EXTREME=1002,e.INSANE=1003,e.STANDARD_FAST=1004,e.EXTREME_FAST=1005,e.MEDIUM=1006,e.MEDIUM_FAST=1007,e.LAME_MAXMP3BUFFER=147456;var A,R,B,y=new c;function E(){this.mask_adjust=0,this.mask_adjust_short=0,this.bo_l_weight=i(g.SBMAX_l),this.bo_s_weight=i(g.SBMAX_s)}function T(){this.lowerlimit=0}function x(e,t){this.lowpass=t}function k(e){return e>1?0:e<=0?1:Math.cos(Math.PI/2*e)}function P(e,t){switch(e){case 44100:return t.version=1,0;case 48e3:return t.version=1,1;case 32e3:return t.version=1,2;case 22050:return t.version=0,0;case 24e3:return t.version=0,1;case 16e3:return t.version=0,2;case 11025:return t.version=0,0;case 12e3:return t.version=0,1;case 8e3:return t.version=0,2;default:return t.version=0,-1}}function I(e,t,a){a<16e3&&(t=2);for(var n=v.bitrate_table[t][1],s=2;s<=14;s++)v.bitrate_table[t][s]>0&&Math.abs(v.bitrate_table[t][s]-e)<Math.abs(n-e)&&(n=v.bitrate_table[t][s]);return n}function L(e,t,a){a<16e3&&(t=2);for(var n=0;n<=14;n++)if(v.bitrate_table[t][n]>0&&v.bitrate_table[t][n]==e)return n;return-1}function V(e,t){var a=[new x(8,2e3),new x(16,3700),new x(24,3900),new x(32,5500),new x(40,7e3),new x(48,7500),new x(56,1e4),new x(64,11e3),new x(80,13500),new x(96,15100),new x(112,15600),new x(128,17e3),new x(160,17500),new x(192,18600),new x(224,19400),new x(256,19700),new x(320,20500)],n=w.nearestBitrateFullIndex(t);e.lowerlimit=a[n].lowpass}function H(e){var t=g.BLKSIZE+e.framesize-g.FFTOFFSET;return t=Math.max(t,512+e.framesize-32),f(h.MFSIZE>=t),t}function O(e,t,a,n,s,r){var _=w.enc.lame_encode_mp3_frame(e,t,a,n,s,r);return e.frameNum++,_}function N(){this.n_in=0,this.n_out=0}function X(){this.num_used=0}function D(e,t,a){var n=Math.PI*t;(e/=a)<0&&(e=0),e>1&&(e=1);var s=e-.5,r=.42-.5*Math.cos(2*e*Math.PI)+.08*Math.cos(4*e*Math.PI);return Math.abs(s)<1e-9?n/Math.PI:r*Math.sin(a*n*s)/(Math.PI*a*s)}function F(e,t,a,n,s,r,_,o,l){var c,u,b=e.internal_flags,m=0,p=e.out_samplerate/function e(t,a){return 0!=a?e(a,t%a):t}(e.out_samplerate,e.in_samplerate);p>h.BPC&&(p=h.BPC);var d=Math.abs(b.resample_ratio-Math.floor(.5+b.resample_ratio))<1e-4?1:0,v=1/b.resample_ratio;v>1&&(v=1);var g=31;0==g%2&&--g;var S=(g+=d)+1;if(0==b.fill_buffer_resample_init){for(b.inbuf_old[0]=i(S),b.inbuf_old[1]=i(S),c=0;c<=2*p;++c)b.blackfilt[c]=i(S);for(b.itime[0]=0,b.itime[1]=0,m=0;m<=2*p;m++){var M=0,w=(m-p)/(2*p);for(c=0;c<=g;c++)M+=b.blackfilt[m][c]=D(c-w,v,g);for(c=0;c<=g;c++)b.blackfilt[m][c]/=M}b.fill_buffer_resample_init=1}var A=b.inbuf_old[l];for(u=0;u<n;u++){var R,B;if(R=u*b.resample_ratio,g+(m=0|Math.floor(R-b.itime[l]))-g/2>=_)break;w=R-b.itime[l]-(m+g%2*.5);f(Math.abs(w)<=.501),B=0|Math.floor(2*w*p+p+.5);var y=0;for(c=0;c<=g;++c){var E=c+m-g/2;f(E<_),f(E+S>=0),y+=(E<0?A[S+E]:s[r+E])*b.blackfilt[B][c]}t[a+u]=y}if(o.num_used=Math.min(_,g+m-g/2),b.itime[l]+=o.num_used-u*b.resample_ratio,o.num_used>=S)for(c=0;c<S;c++)A[c]=s[r+o.num_used+c-S];else{var T=S-o.num_used;for(c=0;c<T;++c)A[c]=A[c+o.num_used];for(m=0;c<S;++c,++m)A[c]=s[r+m];f(m==o.num_used)}return u}function Y(e,t,a,n,s,r){var _=e.internal_flags;if(_.resample_ratio<.9999||_.resample_ratio>1.0001)for(var i=0;i<_.channels_out;i++){var o=new X;r.n_out=F(e,t[i],_.mf_size,e.framesize,a[i],n,s,o,i),r.n_in=o.num_used}else{r.n_out=Math.min(e.framesize,s),r.n_in=r.n_out;for(var l=0;l<r.n_out;++l)t[0][_.mf_size+l]=a[0][n+l],2==_.channels_out&&(t[1][_.mf_size+l]=a[1][n+l])}}this.enc=new g,this.setModules=function(e,s,r,_,i,o,l,f,c){t=e,a=s,n=r,S=_,M=i,A=o,l,R=f,B=c,this.enc.setModules(a,y,S,A)},this.lame_init=function(){var e=new u;return 0!=function(e){var t;return e.class_id=4294479419,t=e.internal_flags=new h,e.mode=MPEGMode.NOT_SET,e.original=1,e.in_samplerate=44100,e.num_channels=2,e.num_samples=-1,e.bWriteVbrTag=!0,e.quality=-1,e.short_blocks=null,t.subblock_gain=-1,e.lowpassfreq=0,e.highpassfreq=0,e.lowpasswidth=-1,e.highpasswidth=-1,e.VBR=r.vbr_off,e.VBR_q=4,e.ATHcurve=-1,e.VBR_mean_bitrate_kbps=128,e.VBR_min_bitrate_kbps=0,e.VBR_max_bitrate_kbps=0,e.VBR_hard_min=0,t.VBR_min_bitrate=1,t.VBR_max_bitrate=13,e.quant_comp=-1,e.quant_comp_short=-1,e.msfix=-1,t.resample_ratio=1,t.OldValue[0]=180,t.OldValue[1]=180,t.CurrentStep[0]=4,t.CurrentStep[1]=4,t.masking_lower=1,t.nsPsy.attackthre=-1,t.nsPsy.attackthre_s=-1,e.scale=-1,e.athaa_type=-1,e.ATHtype=-1,e.athaa_loudapprox=-1,e.athaa_sensitivity=0,e.useTemporal=null,e.interChRatio=-1,t.mf_samples_to_encode=g.ENCDELAY+g.POSTDELAY,e.encoder_padding=0,t.mf_size=g.ENCDELAY-g.MDCTDELAY,e.findReplayGain=!1,e.decode_on_the_fly=!1,t.decode_on_the_fly=!1,t.findReplayGain=!1,t.findPeakSample=!1,t.RadioGain=0,t.AudiophileGain=0,t.noclipGainChange=0,t.noclipScale=-1,e.preset=0,e.write_id3tag_automatic=!0,0}(e)?null:(e.lame_allocated_gfp=1,e)},this.nearestBitrateFullIndex=function(e){var t=[8,16,24,32,40,48,56,64,80,96,112,128,160,192,224,256,320],a=0,n=0,s=0,r=0;r=t[16],s=16,n=t[16],a=16;for(var _=0;_<16;_++)if(Math.max(e,t[_+1])!=e){r=t[_+1],s=_+1,n=t[_],a=_;break}return r-e>e-n?a:s},this.lame_init_params=function(e){var i,l,u,h=e.internal_flags;if(h.Class_ID=0,null==h.ATH&&(h.ATH=new b),null==h.PSY&&(h.PSY=new E),null==h.rgdata&&(h.rgdata=new m),h.channels_in=e.num_channels,1==h.channels_in&&(e.mode=MPEGMode.MONO),h.channels_out=e.mode==MPEGMode.MONO?1:2,h.mode_ext=g.MPG_MD_MS_LR,e.mode==MPEGMode.MONO&&(e.force_ms=!1),e.VBR==r.vbr_off&&128!=e.VBR_mean_bitrate_kbps&&0==e.brate&&(e.brate=e.VBR_mean_bitrate_kbps),e.VBR==r.vbr_off||e.VBR==r.vbr_mtrh||e.VBR==r.vbr_mt||(e.free_format=!1),e.VBR==r.vbr_off&&0==e.brate&&d.EQ(e.compression_ratio,0)&&(e.compression_ratio=11.025),e.VBR==r.vbr_off&&e.compression_ratio>0&&(0==e.out_samplerate&&(e.out_samplerate=map2MP3Frequency(int(.97*e.in_samplerate))),e.brate=0|16*e.out_samplerate*h.channels_out/(1e3*e.compression_ratio),h.samplerate_index=P(e.out_samplerate,e),e.free_format||(e.brate=I(e.brate,e.version,e.out_samplerate))),0!=e.out_samplerate&&(e.out_samplerate<16e3?(e.VBR_mean_bitrate_kbps=Math.max(e.VBR_mean_bitrate_kbps,8),e.VBR_mean_bitrate_kbps=Math.min(e.VBR_mean_bitrate_kbps,64)):e.out_samplerate<32e3?(e.VBR_mean_bitrate_kbps=Math.max(e.VBR_mean_bitrate_kbps,8),e.VBR_mean_bitrate_kbps=Math.min(e.VBR_mean_bitrate_kbps,160)):(e.VBR_mean_bitrate_kbps=Math.max(e.VBR_mean_bitrate_kbps,32),e.VBR_mean_bitrate_kbps=Math.min(e.VBR_mean_bitrate_kbps,320))),0==e.lowpassfreq){var w=16e3;switch(e.VBR){case r.vbr_off:V(x=new T,e.brate),w=x.lowerlimit;break;case r.vbr_abr:var x;V(x=new T,e.VBR_mean_bitrate_kbps),w=x.lowerlimit;break;case r.vbr_rh:var H=[19500,19e3,18600,18e3,17500,16e3,15600,14900,12500,1e4,3950];if(0<=e.VBR_q&&e.VBR_q<=9){var O=H[e.VBR_q],N=H[e.VBR_q+1],X=e.VBR_q_frac;w=linear_int(O,N,X)}else w=19500;break;default:H=[19500,19e3,18500,18e3,17500,16500,15500,14500,12500,9500,3950];if(0<=e.VBR_q&&e.VBR_q<=9){O=H[e.VBR_q],N=H[e.VBR_q+1],X=e.VBR_q_frac;w=linear_int(O,N,X)}else w=19500}e.mode!=MPEGMode.MONO||e.VBR!=r.vbr_off&&e.VBR!=r.vbr_abr||(w*=1.5),e.lowpassfreq=0|w}if(0==e.out_samplerate&&(2*e.lowpassfreq>e.in_samplerate&&(e.lowpassfreq=e.in_samplerate/2),e.out_samplerate=(i=0|e.lowpassfreq,l=e.in_samplerate,u=44100,l>=48e3?u=48e3:l>=44100?u=44100:l>=32e3?u=32e3:l>=24e3?u=24e3:l>=22050?u=22050:l>=16e3?u=16e3:l>=12e3?u=12e3:l>=11025?u=11025:l>=8e3&&(u=8e3),-1==i?u:(i<=15960&&(u=44100),i<=15250&&(u=32e3),i<=11220&&(u=24e3),i<=9970&&(u=22050),i<=7230&&(u=16e3),i<=5420&&(u=12e3),i<=4510&&(u=11025),i<=3970&&(u=8e3),l<u?l>44100?48e3:l>32e3?44100:l>24e3?32e3:l>22050?24e3:l>16e3?22050:l>12e3?16e3:l>11025?12e3:l>8e3?11025:8e3:u))),e.lowpassfreq=Math.min(20500,e.lowpassfreq),e.lowpassfreq=Math.min(e.out_samplerate/2,e.lowpassfreq),e.VBR==r.vbr_off&&(e.compression_ratio=16*e.out_samplerate*h.channels_out/(1e3*e.brate)),e.VBR==r.vbr_abr&&(e.compression_ratio=16*e.out_samplerate*h.channels_out/(1e3*e.VBR_mean_bitrate_kbps)),e.bWriteVbrTag||(e.findReplayGain=!1,e.decode_on_the_fly=!1,h.findPeakSample=!1),h.findReplayGain=e.findReplayGain,h.decode_on_the_fly=e.decode_on_the_fly,h.decode_on_the_fly&&(h.findPeakSample=!0),h.findReplayGain&&t.InitGainAnalysis(h.rgdata,e.out_samplerate)==GainAnalysis.INIT_GAIN_ANALYSIS_ERROR)return e.internal_flags=null,-6;switch(h.decode_on_the_fly&&!e.decode_only&&(null!=h.hip&&B.hip_decode_exit(h.hip),h.hip=B.hip_decode_init()),h.mode_gr=e.out_samplerate<=24e3?1:2,e.framesize=576*h.mode_gr,e.encoder_delay=g.ENCDELAY,h.resample_ratio=e.in_samplerate/e.out_samplerate,e.VBR){case r.vbr_mt:case r.vbr_rh:case r.vbr_mtrh:e.compression_ratio=[5.7,6.5,7.3,8.2,10,11.9,13,14,15,16.5][e.VBR_q];break;case r.vbr_abr:e.compression_ratio=16*e.out_samplerate*h.channels_out/(1e3*e.VBR_mean_bitrate_kbps);break;default:e.compression_ratio=16*e.out_samplerate*h.channels_out/(1e3*e.brate)}if(e.mode==MPEGMode.NOT_SET&&(e.mode=MPEGMode.JOINT_STEREO),e.highpassfreq>0?(h.highpass1=2*e.highpassfreq,e.highpasswidth>=0?h.highpass2=2*(e.highpassfreq+e.highpasswidth):h.highpass2=2*e.highpassfreq,h.highpass1/=e.out_samplerate,h.highpass2/=e.out_samplerate):(h.highpass1=0,h.highpass2=0),e.lowpassfreq>0?(h.lowpass2=2*e.lowpassfreq,e.lowpasswidth>=0?(h.lowpass1=2*(e.lowpassfreq-e.lowpasswidth),h.lowpass1<0&&(h.lowpass1=0)):h.lowpass1=2*e.lowpassfreq,h.lowpass1/=e.out_samplerate,h.lowpass2/=e.out_samplerate):(h.lowpass1=0,h.lowpass2=0),function(e){var t=e.internal_flags,a=32,n=-1;if(t.lowpass1>0){for(var r=999,_=0;_<=31;_++){(f=_/31)>=t.lowpass2&&(a=Math.min(a,_)),t.lowpass1<f&&f<t.lowpass2&&(r=Math.min(r,_))}t.lowpass1=999==r?(a-.75)/31:(r-.75)/31,t.lowpass2=a/31}if(t.highpass2>0&&t.highpass2<.75/31*.9&&(t.highpass1=0,t.highpass2=0,s.err.println("Warning: highpass filter disabled.  highpass frequency too small\n")),t.highpass2>0){var i=-1;for(_=0;_<=31;_++){(f=_/31)<=t.highpass1&&(n=Math.max(n,_)),t.highpass1<f&&f<t.highpass2&&(i=Math.max(i,_))}t.highpass1=n/31,t.highpass2=-1==i?(n+.75)/31:(i+.75)/31}for(_=0;_<32;_++){var o,l,f=_/31;o=t.highpass2>t.highpass1?k((t.highpass2-f)/(t.highpass2-t.highpass1+1e-20)):1,l=t.lowpass2>t.lowpass1?k((f-t.lowpass1)/(t.lowpass2-t.lowpass1+1e-20)):1,t.amp_filter[_]=o*l}}(e),h.samplerate_index=P(e.out_samplerate,e),h.samplerate_index<0)return e.internal_flags=null,-1;if(e.VBR==r.vbr_off){if(e.free_format)h.bitrate_index=0;else if(e.brate=I(e.brate,e.version,e.out_samplerate),h.bitrate_index=L(e.brate,e.version,e.out_samplerate),h.bitrate_index<=0)return e.internal_flags=null,-1}else h.bitrate_index=1;e.analysis&&(e.bWriteVbrTag=!1),null!=h.pinfo&&(e.bWriteVbrTag=!1),a.init_bit_stream_w(h);for(var D,F=h.samplerate_index+3*e.version+6*(e.out_samplerate<16e3?1:0),Y=0;Y<g.SBMAX_l+1;Y++)h.scalefac_band.l[Y]=S.sfBandIndex[F].l[Y];for(Y=0;Y<g.PSFB21+1;Y++){var q=(h.scalefac_band.l[22]-h.scalefac_band.l[21])/g.PSFB21,C=h.scalefac_band.l[21]+Y*q;h.scalefac_band.psfb21[Y]=C}h.scalefac_band.psfb21[g.PSFB21]=576;for(Y=0;Y<g.SBMAX_s+1;Y++)h.scalefac_band.s[Y]=S.sfBandIndex[F].s[Y];for(Y=0;Y<g.PSFB12+1;Y++){q=(h.scalefac_band.s[13]-h.scalefac_band.s[12])/g.PSFB12,C=h.scalefac_band.s[12]+Y*q;h.scalefac_band.psfb12[Y]=C}for(h.scalefac_band.psfb12[g.PSFB12]=192,1==e.version?h.sideinfo_len=1==h.channels_out?21:36:h.sideinfo_len=1==h.channels_out?13:21,e.error_protection&&(h.sideinfo_len+=2),function(e){var t=e.internal_flags;e.frameNum=0,e.write_id3tag_automatic&&R.id3tag_write_v2(e),t.bitrate_stereoMode_Hist=o([16,5]),t.bitrate_blockType_Hist=o([16,6]),t.PeakSample=0,e.bWriteVbrTag&&A.InitVbrTag(e)}(e),h.Class_ID=4294479419,D=0;D<19;D++)h.nsPsy.pefirbuf[D]=700*h.mode_gr*h.channels_out;switch(-1==e.ATHtype&&(e.ATHtype=4),f(e.VBR_q<=9),f(e.VBR_q>=0),e.VBR){case r.vbr_mt:e.VBR=r.vbr_mtrh;case r.vbr_mtrh:null==e.useTemporal&&(e.useTemporal=!1),n.apply_preset(e,500-10*e.VBR_q,0),e.quality<0&&(e.quality=LAME_DEFAULT_QUALITY),e.quality<5&&(e.quality=0),e.quality>5&&(e.quality=5),h.PSY.mask_adjust=e.maskingadjust,h.PSY.mask_adjust_short=e.maskingadjust_short,e.experimentalY?h.sfb21_extra=!1:h.sfb21_extra=e.out_samplerate>44e3,h.iteration_loop=new VBRNewIterationLoop(M);break;case r.vbr_rh:n.apply_preset(e,500-10*e.VBR_q,0),h.PSY.mask_adjust=e.maskingadjust,h.PSY.mask_adjust_short=e.maskingadjust_short,e.experimentalY?h.sfb21_extra=!1:h.sfb21_extra=e.out_samplerate>44e3,e.quality>6&&(e.quality=6),e.quality<0&&(e.quality=LAME_DEFAULT_QUALITY),h.iteration_loop=new VBROldIterationLoop(M);break;default:var j;h.sfb21_extra=!1,e.quality<0&&(e.quality=LAME_DEFAULT_QUALITY),(j=e.VBR)==r.vbr_off&&(e.VBR_mean_bitrate_kbps=e.brate),n.apply_preset(e,e.VBR_mean_bitrate_kbps,0),e.VBR=j,h.PSY.mask_adjust=e.maskingadjust,h.PSY.mask_adjust_short=e.maskingadjust_short,j==r.vbr_off?h.iteration_loop=new p(M):h.iteration_loop=new ABRIterationLoop(M)}if(f(e.scale>=0),e.VBR!=r.vbr_off){if(h.VBR_min_bitrate=1,h.VBR_max_bitrate=14,e.out_samplerate<16e3&&(h.VBR_max_bitrate=8),0!=e.VBR_min_bitrate_kbps&&(e.VBR_min_bitrate_kbps=I(e.VBR_min_bitrate_kbps,e.version,e.out_samplerate),h.VBR_min_bitrate=L(e.VBR_min_bitrate_kbps,e.version,e.out_samplerate),h.VBR_min_bitrate<0))return-1;if(0!=e.VBR_max_bitrate_kbps&&(e.VBR_max_bitrate_kbps=I(e.VBR_max_bitrate_kbps,e.version,e.out_samplerate),h.VBR_max_bitrate=L(e.VBR_max_bitrate_kbps,e.version,e.out_samplerate),h.VBR_max_bitrate<0))return-1;e.VBR_min_bitrate_kbps=v.bitrate_table[e.version][h.VBR_min_bitrate],e.VBR_max_bitrate_kbps=v.bitrate_table[e.version][h.VBR_max_bitrate],e.VBR_mean_bitrate_kbps=Math.min(v.bitrate_table[e.version][h.VBR_max_bitrate],e.VBR_mean_bitrate_kbps),e.VBR_mean_bitrate_kbps=Math.max(v.bitrate_table[e.version][h.VBR_min_bitrate],e.VBR_mean_bitrate_kbps)}return e.tune&&(h.PSY.mask_adjust+=e.tune_value_a,h.PSY.mask_adjust_short+=e.tune_value_a),function(e){var t=e.internal_flags;switch(e.quality){default:case 9:t.psymodel=0,t.noise_shaping=0,t.noise_shaping_amp=0,t.noise_shaping_stop=0,t.use_best_huffman=0,t.full_outer_loop=0;break;case 8:e.quality=7;case 7:t.psymodel=1,t.noise_shaping=0,t.noise_shaping_amp=0,t.noise_shaping_stop=0,t.use_best_huffman=0,t.full_outer_loop=0;break;case 6:case 5:t.psymodel=1,0==t.noise_shaping&&(t.noise_shaping=1),t.noise_shaping_amp=0,t.noise_shaping_stop=0,-1==t.subblock_gain&&(t.subblock_gain=1),t.use_best_huffman=0,t.full_outer_loop=0;break;case 4:t.psymodel=1,0==t.noise_shaping&&(t.noise_shaping=1),t.noise_shaping_amp=0,t.noise_shaping_stop=0,-1==t.subblock_gain&&(t.subblock_gain=1),t.use_best_huffman=1,t.full_outer_loop=0;break;case 3:t.psymodel=1,0==t.noise_shaping&&(t.noise_shaping=1),t.noise_shaping_amp=1,t.noise_shaping_stop=1,-1==t.subblock_gain&&(t.subblock_gain=1),t.use_best_huffman=1,t.full_outer_loop=0;break;case 2:t.psymodel=1,0==t.noise_shaping&&(t.noise_shaping=1),0==t.substep_shaping&&(t.substep_shaping=2),t.noise_shaping_amp=1,t.noise_shaping_stop=1,-1==t.subblock_gain&&(t.subblock_gain=1),t.use_best_huffman=1,t.full_outer_loop=0;break;case 1:case 0:t.psymodel=1,0==t.noise_shaping&&(t.noise_shaping=1),0==t.substep_shaping&&(t.substep_shaping=2),t.noise_shaping_amp=2,t.noise_shaping_stop=1,-1==t.subblock_gain&&(t.subblock_gain=1),t.use_best_huffman=1,t.full_outer_loop=0}}(e),f(e.scale>=0),e.athaa_type<0?h.ATH.useAdjust=3:h.ATH.useAdjust=e.athaa_type,h.ATH.aaSensitivityP=Math.pow(10,e.athaa_sensitivity/-10),null==e.short_blocks&&(e.short_blocks=_.short_block_allowed),e.short_blocks!=_.short_block_allowed||e.mode!=MPEGMode.JOINT_STEREO&&e.mode!=MPEGMode.STEREO||(e.short_blocks=_.short_block_coupled),e.quant_comp<0&&(e.quant_comp=1),e.quant_comp_short<0&&(e.quant_comp_short=0),e.msfix<0&&(e.msfix=0),e.exp_nspsytune=1|e.exp_nspsytune,e.internal_flags.nsPsy.attackthre<0&&(e.internal_flags.nsPsy.attackthre=c.NSATTACKTHRE),e.internal_flags.nsPsy.attackthre_s<0&&(e.internal_flags.nsPsy.attackthre_s=c.NSATTACKTHRE_S),f(e.scale>=0),e.scale<0&&(e.scale=1),e.ATHtype<0&&(e.ATHtype=4),e.ATHcurve<0&&(e.ATHcurve=4),e.athaa_loudapprox<0&&(e.athaa_loudapprox=2),e.interChRatio<0&&(e.interChRatio=0),null==e.useTemporal&&(e.useTemporal=!0),h.slot_lag=h.frac_SpF=0,e.VBR==r.vbr_off&&(h.slot_lag=h.frac_SpF=72e3*(e.version+1)*e.brate%e.out_samplerate|0),S.iteration_init(e),y.psymodel_init(e),f(e.scale>=0),0},this.lame_encode_flush=function(e,t,n,s){var r,_,i,o,f=e.internal_flags,c=l([2,1152]),u=0,h=f.mf_samples_to_encode-g.POSTDELAY,b=H(e);if(f.mf_samples_to_encode<1)return 0;for(r=0,e.in_samplerate!=e.out_samplerate&&(h+=16*e.out_samplerate/e.in_samplerate),(i=e.framesize-h%e.framesize)<576&&(i+=e.framesize),e.encoder_padding=i,o=(h+i)/e.framesize;o>0&&u>=0;){var m=b-f.mf_size,p=e.frameNum;m*=e.in_samplerate,(m/=e.out_samplerate)>1152&&(m=1152),m<1&&(m=1),_=s-r,0==s&&(_=0),n+=u=this.lame_encode_buffer(e,c[0],c[1],m,t,n,_),r+=u,o-=p!=e.frameNum?1:0}if(f.mf_samples_to_encode=0,u<0)return u;if(_=s-r,0==s&&(_=0),a.flush_bitstream(e),(u=a.copy_buffer(f,t,n,_,1))<0)return u;if(n+=u,_=s-(r+=u),0==s&&(_=0),e.write_id3tag_automatic){if(R.id3tag_write_v1(e),(u=a.copy_buffer(f,t,n,_,0))<0)return u;r+=u}return r},this.lame_encode_buffer=function(e,n,s,r,_,o,l){var c=e.internal_flags,u=[null,null];if(4294479419!=c.Class_ID)return-3;if(0==r)return 0;!function(e,t){(null==e.in_buffer_0||e.in_buffer_nsamples<t)&&(e.in_buffer_0=i(t),e.in_buffer_1=i(t),e.in_buffer_nsamples=t)}(c,r),u[0]=c.in_buffer_0,u[1]=c.in_buffer_1;for(var b=0;b<r;b++)u[0][b]=n[b],c.channels_in>1&&(u[1][b]=s[b]);return function(e,n,s,r,_,i,o){var l,c,u,b,m,p=e.internal_flags,v=0,S=[null,null],M=[null,null];if(4294479419!=p.Class_ID)return-3;if(0==r)return 0;if((m=a.copy_buffer(p,_,i,o,0))<0)return m;if(i+=m,v+=m,M[0]=n,M[1]=s,d.NEQ(e.scale,0)&&d.NEQ(e.scale,1))for(c=0;c<r;++c)M[0][c]*=e.scale,2==p.channels_out&&(M[1][c]*=e.scale);if(d.NEQ(e.scale_left,0)&&d.NEQ(e.scale_left,1))for(c=0;c<r;++c)M[0][c]*=e.scale_left;if(d.NEQ(e.scale_right,0)&&d.NEQ(e.scale_right,1))for(c=0;c<r;++c)M[1][c]*=e.scale_right;if(2==e.num_channels&&1==p.channels_out)for(c=0;c<r;++c)M[0][c]=.5*(M[0][c]+M[1][c]),M[1][c]=0;b=H(e),S[0]=p.mfbuf[0],S[1]=p.mfbuf[1];var w=0;for(;r>0;){var A,R,B=[null,null];B[0]=M[0],B[1]=M[1];var y=new N;if(Y(e,S,B,w,r,y),A=y.n_in,R=y.n_out,p.findReplayGain&&!p.decode_on_the_fly&&t.AnalyzeSamples(p.rgdata,S[0],p.mf_size,S[1],p.mf_size,R,p.channels_out)==GainAnalysis.GAIN_ANALYSIS_ERROR)return-6;if(r-=A,w+=A,p.channels_out,p.mf_size+=R,f(p.mf_size<=h.MFSIZE),p.mf_samples_to_encode<1&&(p.mf_samples_to_encode=g.ENCDELAY+g.POSTDELAY),p.mf_samples_to_encode+=R,p.mf_size>=b){var E=o-v;if(0==o&&(E=0),(l=O(e,S[0],S[1],_,i,E))<0)return l;for(i+=l,v+=l,p.mf_size-=e.framesize,p.mf_samples_to_encode-=e.framesize,u=0;u<p.channels_out;u++)for(c=0;c<p.mf_size;c++)S[u][c]=S[u][c+e.framesize]}}return f(0==r),v}(e,u[0],u[1],r,_,o,l)}}},function(e,t,a){var n=a(0),s=(n.System,n.VbrMode),r=n.Float,_=n.ShortBlock,i=n.Util,o=n.Arrays,l=(n.new_array_n,n.new_byte,n.new_double,n.new_float),f=n.new_float_n,c=n.new_int,u=(n.new_int_n,n.assert),h=a(20),b=a(1);e.exports=function(){var e=new h,t=2.302585092994046,a=1/217621504/(b.BLKSIZE/2);function n(e,t){for(var n=0,s=0;s<b.BLKSIZE/2;++s)n+=e[s]*t.ATH.eql_w[s];return n*=a}function m(t,a,s,r,_,o,l,f,c,u,h){var m=t.internal_flags;if(c<2)e.fft_long(m,r[_],c,u,h),e.fft_short(m,o[l],c,u,h);else if(2==c){for(var p=b.BLKSIZE-1;p>=0;--p){var d=r[_+0][p],v=r[_+1][p];r[_+0][p]=(d+v)*i.SQRT2*.5,r[_+1][p]=(d-v)*i.SQRT2*.5}for(var g=2;g>=0;--g)for(p=b.BLKSIZE_s-1;p>=0;--p){d=o[l+0][g][p],v=o[l+1][g][p];o[l+0][g][p]=(d+v)*i.SQRT2*.5,o[l+1][g][p]=(d-v)*i.SQRT2*.5}}a[0]=r[_+0][0],a[0]*=a[0];for(p=b.BLKSIZE/2-1;p>=0;--p){var S=r[_+0][b.BLKSIZE/2-p],M=r[_+0][b.BLKSIZE/2+p];a[b.BLKSIZE/2-p]=.5*(S*S+M*M)}for(g=2;g>=0;--g){s[g][0]=o[l+0][g][0],s[g][0]*=s[g][0];for(p=b.BLKSIZE_s/2-1;p>=0;--p){S=o[l+0][g][b.BLKSIZE_s/2-p],M=o[l+0][g][b.BLKSIZE_s/2+p];s[g][b.BLKSIZE_s/2-p]=.5*(S*S+M*M)}}var w=0;for(p=11;p<b.HBLKSIZE;p++)w+=a[p];if(m.tot_ener[c]=w,t.analysis){for(p=0;p<b.HBLKSIZE;p++)m.pinfo.energy[f][c][p]=m.pinfo.energy_save[c][p],m.pinfo.energy_save[c][p]=a[p];m.pinfo.pe[f][c]=m.pe[c]}2==t.athaa_loudapprox&&c<2&&(m.loudness_sq[f][c]=m.loudness_sq_save[c],m.loudness_sq_save[c]=n(a,m))}var p,d,v,g=[1,.79433,.63096,.63096,.63096,.63096,.63096,.25119,.11749],S=[3.3246*3.3246,3.23837*3.23837,9.9500500969,9.0247369744,8.1854926609,7.0440875649,2.46209*2.46209,2.284*2.284,4.4892710641,1.96552*1.96552,1.82335*1.82335,1.69146*1.69146,2.4621061921,2.1508568964,1.37074*1.37074,1.31036*1.31036,1.5691069696,1.4555939904,1.16203*1.16203,1.2715945225,1.09428*1.09428,1.0659*1.0659,1.0779838276,1.0382591025,1],M=[1.7782755904,1.35879*1.35879,1.38454*1.38454,1.39497*1.39497,1.40548*1.40548,1.3537*1.3537,1.6999465924,1.22321*1.22321,1.3169398564,1],w=[5.5396212496,2.29259*2.29259,4.9868695969,2.12675*2.12675,2.02545*2.02545,1.87894*1.87894,1.74303*1.74303,1.61695*1.61695,2.2499700001,1.39148*1.39148,1.29083*1.29083,1.19746*1.19746,1.2339655056,1.0779838276];function A(e,t,a,n,s,r){var _;if(t>e){if(!(t<e*d))return e+t;_=t/e}else{if(e>=t*d)return e+t;_=e/t}if(u(e>=0),u(t>=0),e+=t,n+3<=6){if(_>=p)return e;var o=0|i.FAST_LOG10_X(_,16);return e*M[o]}var l,f;o=0|i.FAST_LOG10_X(_,16);return t=0!=r?s.ATH.cb_s[a]*s.ATH.adjust:s.ATH.cb_l[a]*s.ATH.adjust,u(t>=0),e<v*t?e>t?(l=1,o<=13&&(l=w[o]),f=i.FAST_LOG10_X(e/t,10/15),e*((S[o]-l)*f+l)):o>13?e:e*w[o]:e*S[o]}var R=[1.7782755904,1.35879*1.35879,1.38454*1.38454,1.39497*1.39497,1.40548*1.40548,1.3537*1.3537,1.6999465924,1.22321*1.22321,1.3169398564,1];function B(e,t,a){var n;if(e<0&&(e=0),t<0&&(t=0),e<=0)return t;if(t<=0)return e;if(n=t>e?t/e:e/t,-2<=a&&a<=2){if(n>=p)return e+t;var s=0|i.FAST_LOG10_X(n,16);return(e+t)*R[s]}return n<d?e+t:(e<t&&(e=t),e)}function y(e,t,a,n,s){var r,_,i=0,o=0;for(r=_=0;r<b.SBMAX_s;++_,++r){for(var l=e.bo_s[r],f=e.npart_s,c=l<f?l:f;_<c;)u(t[_]>=0),u(a[_]>=0),i+=t[_],o+=a[_],_++;if(e.en[n].s[r][s]=i,e.thm[n].s[r][s]=o,_>=f){++r;break}u(t[_]>=0),u(a[_]>=0);var h=e.PSY.bo_s_weight[r],m=1-h;i=h*t[_],o=h*a[_],e.en[n].s[r][s]+=i,e.thm[n].s[r][s]+=o,i=m*t[_],o=m*a[_]}for(;r<b.SBMAX_s;++r)e.en[n].s[r][s]=0,e.thm[n].s[r][s]=0}function E(e,t,a,n){var s,r,_=0,i=0;for(s=r=0;s<b.SBMAX_l;++r,++s){for(var o=e.bo_l[s],l=e.npart_l,f=o<l?o:l;r<f;)u(t[r]>=0),u(a[r]>=0),_+=t[r],i+=a[r],r++;if(e.en[n].l[s]=_,e.thm[n].l[s]=i,r>=l){++s;break}u(t[r]>=0),u(a[r]>=0);var c=e.PSY.bo_l_weight[s],h=1-c;_=c*t[r],i=c*a[r],e.en[n].l[s]+=_,e.thm[n].l[s]+=i,_=h*t[r],i=h*a[r]}for(;s<b.SBMAX_l;++s)e.en[n].l[s]=0,e.thm[n].l[s]=0}function T(e,t,a,n,s,r){var _,i,o=e.internal_flags;for(i=_=0;i<o.npart_s;++i){for(var l=0,f=0,c=o.numlines_s[i],h=0;h<c;++h,++_){var m=t[r][_];l+=m,f<m&&(f=m)}a[i]=l}for(u(i==o.npart_s),u(129==_),_=i=0;i<o.npart_s;i++){var p=o.s3ind_s[i][0],d=o.s3_ss[_++]*a[p];for(++p;p<=o.s3ind_s[i][1];)d+=o.s3_ss[_]*a[p],++_,++p;var v=2*o.nb_s1[s][i];if(n[i]=Math.min(d,v),o.blocktype_old[1&s]==b.SHORT_TYPE){v=16*o.nb_s2[s][i];var g=n[i];n[i]=Math.min(v,g)}o.nb_s2[s][i]=o.nb_s1[s][i],o.nb_s1[s][i]=d,u(n[i]>=0)}for(;i<=b.CBANDS;++i)a[i]=0,n[i]=0}function x(e,t,a){return a>=1?e:a<=0?t:t>0?Math.pow(e/t,a)*t:0}var k=[11.8,13.6,17.2,32,46.5,51.3,57.5,67.1,71.5,84.6,97.6,130];function P(e,a){for(var n=309.07,s=0;s<b.SBMAX_s-1;s++)for(var r=0;r<3;r++){var _=e.thm.s[s][r];if(u(s<k.length),_>0){var o=_*a,l=e.en.s[s][r];l>o&&(l>1e10*o?n+=k[s]*(10*t):(u(o>0),n+=k[s]*i.FAST_LOG10(l/o)))}}return n}var I=[6.8,5.8,5.8,6.4,6.5,9.9,12.1,14.4,15,18.9,21.6,26.9,34.2,40.2,46.8,56.5,60.7,73.9,85.7,93.4,126.1];function L(e,a){for(var n=281.0575,s=0;s<b.SBMAX_l-1;s++){var r=e.thm.l[s];if(u(s<I.length),r>0){var _=r*a,o=e.en.l[s];o>_&&(o>1e10*_?n+=I[s]*(10*t):(u(_>0),n+=I[s]*i.FAST_LOG10(o/_)))}}return n}function V(e,t,a,n,s){var r,_;for(r=_=0;r<e.npart_l;++r){var i,o=0,l=0;for(i=0;i<e.numlines_l[r];++i,++_){var f=t[_];u(f>=0),o+=f,l<f&&(l=f)}a[r]=o,n[r]=l,s[r]=o*e.rnumlines_l[r],u(e.rnumlines_l[r]>=0),u(o>=0),u(a[r]>=0),u(n[r]>=0),u(s[r]>=0)}}function H(e,t,a,n){var s=g.length-1,r=0,_=a[r]+a[r+1];(u(_>=0),_>0)?((i=t[r])<t[r+1]&&(i=t[r+1]),u(e.numlines_l[r]+e.numlines_l[r+1]-1>0),(o=0|(_=20*(2*i-_)/(_*(e.numlines_l[r]+e.numlines_l[r+1]-1))))>s&&(o=s),n[r]=o):n[r]=0;for(r=1;r<e.npart_l-1;r++){var i,o;if(_=a[r-1]+a[r]+a[r+1],u(_>=0),_>0)(i=t[r-1])<t[r]&&(i=t[r]),i<t[r+1]&&(i=t[r+1]),u(e.numlines_l[r-1]+e.numlines_l[r]+e.numlines_l[r+1]-1>0),(o=0|(_=20*(3*i-_)/(_*(e.numlines_l[r-1]+e.numlines_l[r]+e.numlines_l[r+1]-1))))>s&&(o=s),n[r]=o;else n[r]=0}(u(r>0),u(r==e.npart_l-1),_=a[r-1]+a[r],u(_>=0),_>0)?((i=t[r-1])<t[r]&&(i=t[r]),u(e.numlines_l[r-1]+e.numlines_l[r]-1>0),(o=0|(_=20*(2*i-_)/(_*(e.numlines_l[r-1]+e.numlines_l[r]-1))))>s&&(o=s),n[r]=o):n[r]=0;u(r==e.npart_l-1)}var O=[-1730326e-23,-.01703172,-1349528e-23,.0418072,-673278e-22,-.0876324,-30835e-21,.1863476,-1104424e-22,-.627638];function N(t,a,n,s,r,_,o,l){var f=t.internal_flags;if(s<2)e.fft_long(f,o[l],s,a,n);else if(2==s)for(var c=b.BLKSIZE-1;c>=0;--c){var u=o[l+0][c],h=o[l+1][c];o[l+0][c]=(u+h)*i.SQRT2*.5,o[l+1][c]=(u-h)*i.SQRT2*.5}_[0]=o[l+0][0],_[0]*=_[0];for(c=b.BLKSIZE/2-1;c>=0;--c){var m=o[l+0][b.BLKSIZE/2-c],p=o[l+0][b.BLKSIZE/2+c];_[b.BLKSIZE/2-c]=.5*(m*m+p*p)}var d=0;for(c=11;c<b.HBLKSIZE;c++)d+=_[c];if(f.tot_ener[s]=d,t.analysis){for(c=0;c<b.HBLKSIZE;c++)f.pinfo.energy[r][s][c]=f.pinfo.energy_save[s][c],f.pinfo.energy_save[s][c]=_[c];f.pinfo.pe[r][s]=f.pe[s]}}function X(t,a,n,s,r,_,o,l){var f=t.internal_flags;if(0==r&&s<2&&e.fft_short(f,o[l],s,a,n),2==s)for(var c=b.BLKSIZE_s-1;c>=0;--c){var u=o[l+0][r][c],h=o[l+1][r][c];o[l+0][r][c]=(u+h)*i.SQRT2*.5,o[l+1][r][c]=(u-h)*i.SQRT2*.5}_[r][0]=o[l+0][r][0],_[r][0]*=_[r][0];for(c=b.BLKSIZE_s/2-1;c>=0;--c){var m=o[l+0][r][b.BLKSIZE_s/2-c],p=o[l+0][r][b.BLKSIZE_s/2+c];_[r][b.BLKSIZE_s/2-c]=.5*(m*m+p*p)}}function D(e,t,a,s){var r=e.internal_flags;2==e.athaa_loudapprox&&a<2&&(r.loudness_sq[t][a]=r.loudness_sq_save[a],r.loudness_sq_save[a]=n(s,r))}this.L3psycho_anal_ns=function(e,t,a,n,r,i,h,p,d,v){var S,M,w,R,B,k,I,N,X,D,F=e.internal_flags,Y=f([2,b.BLKSIZE]),q=f([2,3,b.BLKSIZE_s]),C=l(b.CBANDS+1),j=l(b.CBANDS+1),G=l(b.CBANDS+2),z=c(2),U=c(2),K=f([2,576]),Z=c(b.CBANDS+2),Q=c(b.CBANDS+2);for(o.fill(Q,0),S=F.channels_out,e.mode==MPEGMode.JOINT_STEREO&&(S=4),X=e.VBR==s.vbr_off?0==F.ResvMax?0:F.ResvSize/F.ResvMax*.5:e.VBR==s.vbr_rh||e.VBR==s.vbr_mtrh||e.VBR==s.vbr_mt?.6:1,M=0;M<F.channels_out;M++){var W=t[M],J=a+576-350-21+192;for(u(10==O.length),R=0;R<576;R++){var $,ee;for($=W[J+R+10],ee=0,B=0;B<9;B+=2)$+=O[B]*(W[J+R+B]+W[J+R+21-B]),ee+=O[B+1]*(W[J+R+B+1]+W[J+R+21-B-1]);K[M][R]=$+ee}r[n][M].en.assign(F.en[M]),r[n][M].thm.assign(F.thm[M]),S>2&&(i[n][M].en.assign(F.en[M+2]),i[n][M].thm.assign(F.thm[M+2]))}for(M=0;M<S;M++){var te,ae=l(12),ne=[0,0,0,0],se=l(12),re=1,_e=l(b.CBANDS),ie=l(b.CBANDS),oe=[0,0,0,0],le=l(b.HBLKSIZE),fe=f([3,b.HBLKSIZE_s]);for(u(F.npart_s<=b.CBANDS),u(F.npart_l<=b.CBANDS),R=0;R<3;R++)ae[R]=F.nsPsy.last_en_subshort[M][R+6],u(F.nsPsy.last_en_subshort[M][R+4]>0),se[R]=ae[R]/F.nsPsy.last_en_subshort[M][R+4],ne[0]+=ae[R];if(2==M)for(R=0;R<576;R++){var ce,ue;ce=K[0][R],ue=K[1][R],K[0][R]=ce+ue,K[1][R]=ce-ue}var he=K[1&M],be=0;for(R=0;R<9;R++){for(var me=be+64,pe=1;be<me;be++)pe<Math.abs(he[be])&&(pe=Math.abs(he[be]));F.nsPsy.last_en_subshort[M][R]=ae[R+3]=pe,ne[1+R/3]+=pe,pe>ae[R+3-2]?(u(ae[R+3-2]>0),pe/=ae[R+3-2]):ae[R+3-2]>10*pe?(u(pe>0),pe=ae[R+3-2]/(10*pe)):pe=0,se[R+3]=pe}if(e.analysis){var de=se[0];for(R=1;R<12;R++)de<se[R]&&(de=se[R]);F.pinfo.ers[n][M]=F.pinfo.ers_save[M],F.pinfo.ers_save[M]=de}for(te=3==M?F.nsPsy.attackthre_s:F.nsPsy.attackthre,R=0;R<12;R++)0==oe[R/3]&&se[R]>te&&(oe[R/3]=R%3+1);for(R=1;R<4;R++){var ve;ne[R-1]>ne[R]?(u(ne[R]>0),ve=ne[R-1]/ne[R]):(u(ne[R-1]>0),ve=ne[R]/ne[R-1]),ve<1.7&&(oe[R]=0,1==R&&(oe[0]=0))}for(0!=oe[0]&&0!=F.nsPsy.lastAttacks[M]&&(oe[0]=0),3!=F.nsPsy.lastAttacks[M]&&oe[0]+oe[1]+oe[2]+oe[3]==0||(re=0,0!=oe[1]&&0!=oe[0]&&(oe[1]=0),0!=oe[2]&&0!=oe[1]&&(oe[2]=0),0!=oe[3]&&0!=oe[2]&&(oe[3]=0)),M<2?U[M]=re:0==re&&(U[0]=U[1]=0),d[M]=F.tot_ener[M],m(e,le,fe,Y,1&M,q,1&M,n,M,t,a),V(F,le,C,_e,ie),H(F,_e,ie,Z),N=0;N<3;N++){var ge,Se;for(T(e,fe,j,G,M,N),y(F,j,G,M,N),I=0;I<b.SBMAX_s;I++){if(Se=F.thm[M].s[I][N],Se*=.8,oe[N]>=2||1==oe[N+1]){var Me=0!=N?N-1:2;pe=x(F.thm[M].s[I][Me],Se,.6*X);Se=Math.min(Se,pe)}if(1==oe[N]){Me=0!=N?N-1:2,pe=x(F.thm[M].s[I][Me],Se,.3*X);Se=Math.min(Se,pe)}else if(0!=N&&3==oe[N-1]||0==N&&3==F.nsPsy.lastAttacks[M]){Me=2!=N?N+1:0,pe=x(F.thm[M].s[I][Me],Se,.3*X);Se=Math.min(Se,pe)}ge=ae[3*N+3]+ae[3*N+4]+ae[3*N+5],6*ae[3*N+5]<ge&&(Se*=.5,6*ae[3*N+4]<ge&&(Se*=.5)),F.thm[M].s[I][N]=Se}}for(F.nsPsy.lastAttacks[M]=oe[2],k=0,w=0;w<F.npart_l;w++){for(var we=F.s3ind[w][0],Ae=C[we]*g[Z[we]],Re=F.s3_ll[k++]*Ae;++we<=F.s3ind[w][1];)Ae=C[we]*g[Z[we]],Re=A(Re,F.s3_ll[k++]*Ae,we,we-w,F,0);Re*=.158489319246111,F.blocktype_old[1&M]==b.SHORT_TYPE?G[w]=Re:G[w]=x(Math.min(Re,Math.min(2*F.nb_1[M][w],16*F.nb_2[M][w])),Re,X),F.nb_2[M][w]=F.nb_1[M][w],F.nb_1[M][w]=Re}for(;w<=b.CBANDS;++w)C[w]=0,G[w]=0;E(F,C,G,M)}(e.mode!=MPEGMode.STEREO&&e.mode!=MPEGMode.JOINT_STEREO||e.interChRatio>0&&function(e,t){var a=e.internal_flags;if(a.channels_out>1){for(var n=0;n<b.SBMAX_l;n++){var s=a.thm[0].l[n],r=a.thm[1].l[n];a.thm[0].l[n]+=r*t,a.thm[1].l[n]+=s*t}for(n=0;n<b.SBMAX_s;n++)for(var _=0;_<3;_++){s=a.thm[0].s[n][_],r=a.thm[1].s[n][_];a.thm[0].s[n][_]+=r*t,a.thm[1].s[n][_]+=s*t}}}(e,e.interChRatio),e.mode==MPEGMode.JOINT_STEREO)&&(!function(e){for(var t=0;t<b.SBMAX_l;t++)if(!(e.thm[0].l[t]>1.58*e.thm[1].l[t]||e.thm[1].l[t]>1.58*e.thm[0].l[t])){var a=e.mld_l[t]*e.en[3].l[t],n=Math.max(e.thm[2].l[t],Math.min(e.thm[3].l[t],a));a=e.mld_l[t]*e.en[2].l[t];var s=Math.max(e.thm[3].l[t],Math.min(e.thm[2].l[t],a));e.thm[2].l[t]=n,e.thm[3].l[t]=s}for(t=0;t<b.SBMAX_s;t++)for(var r=0;r<3;r++)if(!(e.thm[0].s[t][r]>1.58*e.thm[1].s[t][r]||e.thm[1].s[t][r]>1.58*e.thm[0].s[t][r])){a=e.mld_s[t]*e.en[3].s[t][r],n=Math.max(e.thm[2].s[t][r],Math.min(e.thm[3].s[t][r],a));a=e.mld_s[t]*e.en[2].s[t][r];s=Math.max(e.thm[3].s[t][r],Math.min(e.thm[2].s[t][r],a));e.thm[2].s[t][r]=n,e.thm[3].s[t][r]=s}}(F),D=e.msfix,Math.abs(D)>0&&function(e,t,a){var n=t,s=Math.pow(10,a);t*=2,n*=2;for(var r=0;r<b.SBMAX_l;r++){if(f=e.ATH.cb_l[e.bm_l[r]]*s,(i=Math.min(Math.max(e.thm[0].l[r],f),Math.max(e.thm[1].l[r],f)))*t<(o=Math.max(e.thm[2].l[r],f))+(l=Math.max(e.thm[3].l[r],f)))u((o*=c=i*n/(o+l))+(l*=c)>0);e.thm[2].l[r]=Math.min(o,e.thm[2].l[r]),e.thm[3].l[r]=Math.min(l,e.thm[3].l[r])}for(s*=b.BLKSIZE_s/b.BLKSIZE,r=0;r<b.SBMAX_s;r++)for(var _=0;_<3;_++){var i,o,l,f,c;if(f=e.ATH.cb_s[e.bm_s[r]]*s,(i=Math.min(Math.max(e.thm[0].s[r][_],f),Math.max(e.thm[1].s[r][_],f)))*t<(o=Math.max(e.thm[2].s[r][_],f))+(l=Math.max(e.thm[3].s[r][_],f)))u((o*=c=i*t/(o+l))+(l*=c)>0);e.thm[2].s[r][_]=Math.min(e.thm[2].s[r][_],o),e.thm[3].s[r][_]=Math.min(e.thm[3].s[r][_],l)}}(F,D,e.ATHlower*F.ATH.adjust));for(function(e,t,a,n){var s=e.internal_flags;e.short_blocks!=_.short_block_coupled||0!=t[0]&&0!=t[1]||(t[0]=t[1]=0);for(var r=0;r<s.channels_out;r++)n[r]=b.NORM_TYPE,e.short_blocks==_.short_block_dispensed&&(t[r]=1),e.short_blocks==_.short_block_forced&&(t[r]=0),0!=t[r]?(u(s.blocktype_old[r]!=b.START_TYPE),s.blocktype_old[r]==b.SHORT_TYPE&&(n[r]=b.STOP_TYPE)):(n[r]=b.SHORT_TYPE,s.blocktype_old[r]==b.NORM_TYPE&&(s.blocktype_old[r]=b.START_TYPE),s.blocktype_old[r]==b.STOP_TYPE&&(s.blocktype_old[r]=b.SHORT_TYPE)),a[r]=s.blocktype_old[r],s.blocktype_old[r]=n[r]}(e,U,v,z),M=0;M<S;M++){var Be,ye,Ee,Te=0;M>1?(Be=p,Te=-2,ye=b.NORM_TYPE,v[0]!=b.SHORT_TYPE&&v[1]!=b.SHORT_TYPE||(ye=b.SHORT_TYPE),Ee=i[n][M-2]):(Be=h,Te=0,ye=v[M],Ee=r[n][M]),ye==b.SHORT_TYPE?Be[Te+M]=P(Ee,F.masking_lower):Be[Te+M]=L(Ee,F.masking_lower),e.analysis&&(F.pinfo.pe[n][M]=Be[Te+M])}return 0};var F=[-1730326e-23,-.01703172,-1349528e-23,.0418072,-673278e-22,-.0876324,-30835e-21,.1863476,-1104424e-22,-.627638];function Y(e,t,a){if(0==a)for(var n=0;n<e.npart_s;n++)e.nb_s2[t][n]=e.nb_s1[t][n],e.nb_s1[t][n]=0}function q(e,t){for(var a=0;a<e.npart_l;a++)e.nb_2[t][a]=e.nb_1[t][a],e.nb_1[t][a]=0}function C(e,t,a,n,s,r){var _,i,o,f=e.internal_flags,c=new float[b.CBANDS],h=l(b.CBANDS),m=new int[b.CBANDS];for(o=i=0;o<f.npart_s;++o){var p=0,d=0,v=f.numlines_s[o];for(_=0;_<v;++_,++i){var S=t[r][i];p+=S,d<S&&(d=S)}a[o]=p,u(p>=0),c[o]=d,u(v>0),h[o]=p/v,u(h[o]>=0)}for(u(o==f.npart_s),u(129==i);o<b.CBANDS;++o)c[o]=0,h[o]=0;for(function(e,t,a,n){var s=g.length-1,r=0,_=a[r]+a[r+1];for(u(_>=0),_>0?((i=t[r])<t[r+1]&&(i=t[r+1]),u(e.numlines_s[r]+e.numlines_s[r+1]-1>0),(o=0|(_=20*(2*i-_)/(_*(e.numlines_s[r]+e.numlines_s[r+1]-1))))>s&&(o=s),n[r]=o):n[r]=0,r=1;r<e.npart_s-1;r++){var i,o;if(_=a[r-1]+a[r]+a[r+1],u(r+1<e.npart_s),u(_>=0),_>0)(i=t[r-1])<t[r]&&(i=t[r]),i<t[r+1]&&(i=t[r+1]),u(e.numlines_s[r-1]+e.numlines_s[r]+e.numlines_s[r+1]-1>0),(o=0|(_=20*(3*i-_)/(_*(e.numlines_s[r-1]+e.numlines_s[r]+e.numlines_s[r+1]-1))))>s&&(o=s),n[r]=o;else n[r]=0}u(r>0),u(r==e.npart_s-1),_=a[r-1]+a[r],u(_>=0),_>0?((i=t[r-1])<t[r]&&(i=t[r]),u(e.numlines_s[r-1]+e.numlines_s[r]-1>0),(o=0|(_=20*(2*i-_)/(_*(e.numlines_s[r-1]+e.numlines_s[r]-1))))>s&&(o=s),n[r]=o):n[r]=0,u(r==e.npart_s-1)}(f,c,h,m),i=o=0;o<f.npart_s;o++){var M,w,A,R,y,E=f.s3ind_s[o][0],T=f.s3ind_s[o][1];for(M=m[E],w=1,R=f.s3_ss[i]*a[E]*g[m[E]],++i,++E;E<=T;)M+=m[E],w+=1,R=B(R,A=f.s3_ss[i]*a[E]*g[m[E]],E-o),++i,++E;R*=y=.5*g[M=(1+2*M)/(2*w)],n[o]=R,f.nb_s2[s][o]=f.nb_s1[s][o],f.nb_s1[s][o]=R,A=c[o],A*=f.minval_s[o],A*=y,n[o]>A&&(n[o]=A),f.masking_lower>1&&(n[o]*=f.masking_lower),n[o]>a[o]&&(n[o]=a[o]),f.masking_lower<1&&(n[o]*=f.masking_lower),u(n[o]>=0)}for(;o<b.CBANDS;++o)a[o]=0,n[o]=0}function j(e,t,a,n,s){var r,_=l(b.CBANDS),i=l(b.CBANDS),o=c(b.CBANDS+2);V(e,t,a,_,i),H(e,_,i,o);var f=0;for(r=0;r<e.npart_l;r++){var h,m,p,d=e.s3ind[r][0],v=e.s3ind[r][1],S=0,M=0;for(S=o[d],M+=1,m=e.s3_ll[f]*a[d]*g[o[d]],++f,++d;d<=v;)S+=o[d],M+=1,m=B(m,h=e.s3_ll[f]*a[d]*g[o[d]],d-r),++f,++d;if(m*=p=.5*g[S=(1+2*S)/(2*M)],e.blocktype_old[1&s]==b.SHORT_TYPE){var w=2*e.nb_1[s][r];n[r]=w>0?Math.min(m,w):Math.min(m,.3*a[r])}else{var A=16*e.nb_2[s][r],R=2*e.nb_1[s][r];A<=0&&(A=m),R<=0&&(R=m),w=e.blocktype_old[1&s]==b.NORM_TYPE?Math.min(R,A):R,n[r]=Math.min(m,w)}e.nb_2[s][r]=e.nb_1[s][r],e.nb_1[s][r]=m,h=_[r],h*=e.minval_l[r],h*=p,n[r]>h&&(n[r]=h),e.masking_lower>1&&(n[r]*=e.masking_lower),n[r]>a[r]&&(n[r]=a[r]),e.masking_lower<1&&(n[r]*=e.masking_lower),u(n[r]>=0)}for(;r<b.CBANDS;++r)a[r]=0,n[r]=0}function G(e,t,a,n,s,r,_){for(var i,o,l=2*r,f=r>0?Math.pow(10,s):1,c=0;c<_;++c){var h=e[2][c],b=e[3][c],m=t[0][c],p=t[1][c],d=t[2][c],v=t[3][c];if(m<=1.58*p&&p<=1.58*m){var g=a[c]*b,S=a[c]*h;o=Math.max(d,Math.min(v,g)),i=Math.max(v,Math.min(d,S))}else o=d,i=v;if(r>0){var M,w,A=n[c]*f;if(M=Math.min(Math.max(m,A),Math.max(p,A)),(w=(d=Math.max(o,A))+(v=Math.max(i,A)))>0&&M*l<w){var R=M*l/w;d*=R,v*=R,u(w>0)}o=Math.min(d,o),i=Math.min(v,i)}o>h&&(o=h),i>b&&(i=b),t[2][c]=o,t[3][c]=i}}function z(e,t){var a;return(a=e>=0?27*-e:e*t)<=-72?0:Math.exp(.2302585093*a)}function U(e){var t,a,n=0;for(n=0;z(n,e)>1e-20;n-=1);for(s=n,r=0;Math.abs(r-s)>1e-12;)z(n=(r+s)/2,e)>0?r=n:s=n;t=s;var s,r;n=0;for(n=0;z(n,e)>1e-20;n+=1);for(s=0,r=n;Math.abs(r-s)>1e-12;)z(n=(r+s)/2,e)>0?s=n:r=n;a=r;var _,i=0;for(_=0;_<=1e3;++_){i+=z(n=t+_*(a-t)/1e3,e)}return 1001/(i*(a-t))}function K(e){return e<0&&(e=0),e*=.001,13*Math.atan(.76*e)+3.5*Math.atan(e*e/56.25)}function Z(e,t,a,n,s,r,_,i,o,f,h,m){var p,d=l(b.CBANDS+1),v=i/(m>15?1152:384),g=c(b.HBLKSIZE);i/=o;var S=0,M=0;for(p=0;p<b.CBANDS;p++){var w;for(P=K(i*S),d[p]=i*S,w=S;K(i*w)-P<.34&&w<=o/2;w++);for(e[p]=w-S,M=p+1;S<w;)u(S<b.HBLKSIZE),g[S++]=p;if(S>o/2){S=o/2,++p;break}}u(p<b.CBANDS),d[p]=i*S;for(var A=0;A<m;A++){var R,B,y,E,T;y=f[A],E=f[A+1],(R=0|Math.floor(.5+h*(y-.5)))<0&&(R=0),(B=0|Math.floor(.5+h*(E-.5)))>o/2&&(B=o/2),a[A]=(g[R]+g[B])/2,t[A]=g[B];var x=v*E;_[A]=(x-d[t[A]])/(d[t[A]+1]-d[t[A]]),_[A]<0?_[A]=0:_[A]>1&&(_[A]=1),T=K(i*f[A]*h),T=Math.min(T,15.5)/15.5,r[A]=Math.pow(10,1.25*(1-Math.cos(Math.PI*T))-2.5)}S=0;for(var k=0;k<M;k++){var P,I,L=e[k];P=K(i*S),I=K(i*(S+L-1)),n[k]=.5*(P+I),P=K(i*(S-.5)),I=K(i*(S+L-.5)),s[k]=I-P,S+=L}return M}function Q(e,t,a,n,s,r){var _,i,o,c,u,h,m=f([b.CBANDS,b.CBANDS]),p=0;if(r)for(var d=0;d<t;d++)for(_=0;_<t;_++){var v=(i=a[d]-a[_],o=void 0,c=void 0,u=void 0,h=void 0,o=i,c=(o*=o>=0?3:1.5)>=.5&&o<=2.5?8*((h=o-.5)*h-2*h):0,((u=15.811389+7.5*(o+=.474)-17.5*Math.sqrt(1+o*o))<=-60?0:(o=Math.exp(.2302585093*(c+u)),o/=.6609193))*n[_]);m[d][_]=v*s[d]}else for(_=0;_<t;_++){var g=15+Math.min(21/a[_],12),S=U(g);for(d=0;d<t;d++){v=S*z(a[d]-a[_],g)*n[_];m[d][_]=v*s[d]}}for(d=0;d<t;d++){for(_=0;_<t&&!(m[d][_]>0);_++);for(e[d][0]=_,_=t-1;_>0&&!(m[d][_]>0);_--);e[d][1]=_,p+=e[d][1]-e[d][0]+1}var M=l(p),w=0;for(d=0;d<t;d++)for(_=e[d][0];_<=e[d][1];_++)M[w++]=m[d][_];return M}function W(e){var t=K(e);return t=Math.min(t,15.5)/15.5,Math.pow(10,1.25*(1-Math.cos(Math.PI*t))-2.5)}function J(e,t){return e<-.3&&(e=3410),e/=1e3,e=Math.max(.1,e),3.64*Math.pow(e,-.8)-6.8*Math.exp(-.6*Math.pow(e-3.4,2))+6*Math.exp(-.15*Math.pow(e-8.7,2))+.001*(.6+.04*t)*Math.pow(e,4)}this.L3psycho_anal_vbr=function(e,t,a,n,s,r,i,o,h,m){var p=e.internal_flags,d=l(b.HBLKSIZE),v=f([3,b.HBLKSIZE_s]),g=f([2,b.BLKSIZE]),S=f([2,3,b.BLKSIZE_s]),M=f([4,b.CBANDS]),w=f([4,b.CBANDS]),A=f([4,3]),R=[[0,0,0,0],[0,0,0,0],[0,0,0,0],[0,0,0,0]],B=c(2),T=e.mode==MPEGMode.JOINT_STEREO?4:p.channels_out;!function(e,t,a,n,s,r,_,i,o,c){for(var h=f([2,576]),b=e.internal_flags,m=b.channels_out,p=e.mode==MPEGMode.JOINT_STEREO?4:m,d=0;d<m;d++){firbuf=t[d];var v=a+576-350-21+192;u(10==F.length);for(var g=0;g<576;g++){var S,M;S=firbuf[v+g+10],M=0;for(var w=0;w<9;w+=2)S+=F[w]*(firbuf[v+g+w]+firbuf[v+g+21-w]),M+=F[w+1]*(firbuf[v+g+w+1]+firbuf[v+g+21-w-1]);h[d][g]=S+M}s[n][d].en.assign(b.en[d]),s[n][d].thm.assign(b.thm[d]),p>2&&(r[n][d].en.assign(b.en[d+2]),r[n][d].thm.assign(b.thm[d+2]))}for(d=0;d<p;d++){var A=l(12),R=l(12),B=[0,0,0,0],y=h[1&d],E=0,T=3==d?b.nsPsy.attackthre_s:b.nsPsy.attackthre,x=1;if(2==d)for(g=0,w=576;w>0;++g,--w){var k=h[0][g],P=h[1][g];h[0][g]=k+P,h[1][g]=k-P}for(g=0;g<3;g++)R[g]=b.nsPsy.last_en_subshort[d][g+6],u(b.nsPsy.last_en_subshort[d][g+4]>0),A[g]=R[g]/b.nsPsy.last_en_subshort[d][g+4],B[0]+=R[g];for(g=0;g<9;g++){for(var I=E+64,L=1;E<I;E++)L<Math.abs(y[E])&&(L=Math.abs(y[E]));b.nsPsy.last_en_subshort[d][g]=R[g+3]=L,B[1+g/3]+=L,L>R[g+3-2]?(u(R[g+3-2]>0),L/=R[g+3-2]):R[g+3-2]>10*L?(u(L>0),L=R[g+3-2]/(10*L)):L=0,A[g+3]=L}for(g=0;g<3;++g){var V=R[3*g+3]+R[3*g+4]+R[3*g+5],H=1;6*R[3*g+5]<V&&(H*=.5,6*R[3*g+4]<V&&(H*=.5)),i[d][g]=H}if(e.analysis){var O=A[0];for(g=1;g<12;g++)O<A[g]&&(O=A[g]);b.pinfo.ers[n][d]=b.pinfo.ers_save[d],b.pinfo.ers_save[d]=O}for(g=0;g<12;g++)0==o[d][g/3]&&A[g]>T&&(o[d][g/3]=g%3+1);for(g=1;g<4;g++){var N=B[g-1],X=B[g];Math.max(N,X)<4e4&&N<1.7*X&&X<1.7*N&&(1==g&&o[d][0]<=o[d][g]&&(o[d][0]=0),o[d][g]=0)}o[d][0]<=b.nsPsy.lastAttacks[d]&&(o[d][0]=0),3!=b.nsPsy.lastAttacks[d]&&o[d][0]+o[d][1]+o[d][2]+o[d][3]==0||(x=0,0!=o[d][1]&&0!=o[d][0]&&(o[d][1]=0),0!=o[d][2]&&0!=o[d][1]&&(o[d][2]=0),0!=o[d][3]&&0!=o[d][2]&&(o[d][3]=0)),d<2?c[d]=x:0==x&&(c[0]=c[1]=0),_[d]=b.tot_ener[d]}}(e,t,a,n,s,r,h,A,R,B),function(e,t){var a=e.internal_flags;e.short_blocks!=_.short_block_coupled||0!=t[0]&&0!=t[1]||(t[0]=t[1]=0);for(var n=0;n<a.channels_out;n++)e.short_blocks==_.short_block_dispensed&&(t[n]=1),e.short_blocks==_.short_block_forced&&(t[n]=0)}(e,B);for(var k=0;k<T;k++){N(e,t,a,k,n,d,g,V=1&k),D(e,n,k,d),0!=B[V]?j(p,d,M[k],w[k],k):q(p,k)}B[0]+B[1]==2&&e.mode==MPEGMode.JOINT_STEREO&&G(M,w,p.mld_cb_l,p.ATH.cb_l,e.ATHlower*p.ATH.adjust,e.msfix,p.npart_l);for(k=0;k<T;k++){0!=B[V=1&k]&&E(p,M[k],w[k],k)}for(var I=0;I<3;I++){for(k=0;k<T;++k){0!=B[V=1&k]?Y(p,k,I):(X(e,t,a,k,I,v,S,V),C(e,v,M[k],w[k],k,I))}B[0]+B[1]==0&&e.mode==MPEGMode.JOINT_STEREO&&G(M,w,p.mld_cb_s,p.ATH.cb_s,e.ATHlower*p.ATH.adjust,e.msfix,p.npart_s);for(k=0;k<T;++k){0==B[V=1&k]&&y(p,M[k],w[k],k,I)}}for(k=0;k<T;k++){var V;if(0==B[V=1&k])for(var H=0;H<b.SBMAX_s;H++){var O=l(3);for(I=0;I<3;I++){var z=p.thm[k].s[H][I];if(z*=.8,R[k][I]>=2||1==R[k][I+1]){var U=0!=I?I-1:2,K=x(p.thm[k].s[H][U],z,.36);z=Math.min(z,K)}else if(1==R[k][I]){U=0!=I?I-1:2,K=x(p.thm[k].s[H][U],z,.18);z=Math.min(z,K)}else if(0!=I&&3==R[k][I-1]||0==I&&3==p.nsPsy.lastAttacks[k]){U=2!=I?I+1:0,K=x(p.thm[k].s[H][U],z,.18);z=Math.min(z,K)}z*=A[k][I],O[I]=z}for(I=0;I<3;I++)p.thm[k].s[H][I]=O[I]}}for(k=0;k<T;k++)p.nsPsy.lastAttacks[k]=R[k][2];!function(e,t,a){for(var n=e.internal_flags,s=0;s<n.channels_out;s++){var 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u(t,a,n){for(var s,_,i,o=10,l=a+238-14-286,f=-15;f<0;f++){var c,u,h;c=e[o+-10],u=t[l+-224]*c,h=t[a+224]*c,c=e[o+-9],u+=t[l+-160]*c,h+=t[a+160]*c,c=e[o+-8],u+=t[l+-96]*c,h+=t[a+96]*c,c=e[o+-7],u+=t[l+-32]*c,h+=t[a+32]*c,c=e[o+-6],u+=t[l+32]*c,h+=t[a+-32]*c,c=e[o+-5],u+=t[l+96]*c,h+=t[a+-96]*c,c=e[o+-4],u+=t[l+160]*c,h+=t[a+-160]*c,c=e[o+-3],u+=t[l+224]*c,h+=t[a+-224]*c,c=e[o+-2],u+=t[a+-256]*c,h-=t[l+256]*c,c=e[o+-1],u+=t[a+-192]*c,h-=t[l+192]*c,c=e[o+0],u+=t[a+-128]*c,h-=t[l+128]*c,c=e[o+1],u+=t[a+-64]*c,h-=t[l+64]*c,c=e[o+2],u+=t[a+0]*c,h-=t[l+0]*c,c=e[o+3],u+=t[a+64]*c,h-=t[l+-64]*c,c=e[o+4],u+=t[a+128]*c,h-=t[l+-128]*c,c=e[o+5],u+=t[a+192]*c,c=(h-=t[l+-192]*c)-(u*=e[o+6]),n[30+2*f]=h+u,n[31+2*f]=e[o+7]*c,o+=18,a--,l++}h=t[a+-16]*e[o+-10],u=t[a+-32]*e[o+-2],h+=(t[a+-48]-t[a+16])*e[o+-9],u+=t[a+-96]*e[o+-1],h+=(t[a+-80]+t[a+48])*e[o+-8],u+=t[a+-160]*e[o+0],h+=(t[a+-112]-t[a+80])*e[o+-7],u+=t[a+-224]*e[o+1],h+=(t[a+-144]+t[a+112])*e[o+-6],u-=t[a+32]*e[o+2],h+=(t[a+-176]-t[a+144])*e[o+-5],u-=t[a+96]*e[o+3],h+=(t[a+-208]+t[a+176])*e[o+-4],u-=t[a+160]*e[o+4],h+=(t[a+-240]-t[a+208])*e[o+-3],s=(u-=t[a+224])-h,_=u+h,h=n[14],u=n[15]-h,n[31]=_+h,n[30]=s+u,n[15]=s-u,n[14]=_-h,i=n[28]-n[0],n[0]+=n[28],n[28]=i*e[o+-36+7],i=n[29]-n[1],n[1]+=n[29],n[29]=i*e[o+-36+7],i=n[26]-n[2],n[2]+=n[26],n[26]=i*e[o+-72+7],i=n[27]-n[3],n[3]+=n[27],n[27]=i*e[o+-72+7],i=n[24]-n[4],n[4]+=n[24],n[24]=i*e[o+-108+7],i=n[25]-n[5],n[5]+=n[25],n[25]=i*e[o+-108+7],i=n[22]-n[6],n[6]+=n[22],n[22]=i*r.SQRT2,i=n[23]-n[7],n[7]+=n[23],n[23]=i*r.SQRT2-n[7],n[7]-=n[6],n[22]-=n[7],n[23]-=n[22],i=n[6],n[6]=n[31]-i,n[31]=n[31]+i,i=n[7],n[7]=n[30]-i,n[30]=n[30]+i,i=n[22],n[22]=n[15]-i,n[15]=n[15]+i,i=n[23],n[23]=n[14]-i,n[14]=n[14]+i,i=n[20]-n[8],n[8]+=n[20],n[20]=i*e[o+-180+7],i=n[21]-n[9],n[9]+=n[21],n[21]=i*e[o+-180+7],i=n[18]-n[10],n[10]+=n[18],n[18]=i*e[o+-216+7],i=n[19]-n[11],n[11]+=n[19],n[19]=i*e[o+-216+7],i=n[16]-n[12],n[12]+=n[16],n[16]=i*e[o+-252+7],i=n[17]-n[13],n[13]+=n[17],n[17]=i*e[o+-252+7],i=-n[20]+n[24],n[20]+=n[24],n[24]=i*e[o+-216+7],i=-n[21]+n[25],n[21]+=n[25],n[25]=i*e[o+-216+7],i=n[4]-n[8],n[4]+=n[8],n[8]=i*e[o+-216+7],i=n[5]-n[9],n[5]+=n[9],n[9]=i*e[o+-216+7],i=n[0]-n[12],n[0]+=n[12],n[12]=i*e[o+-72+7],i=n[1]-n[13],n[1]+=n[13],n[13]=i*e[o+-72+7],i=n[16]-n[28],n[16]+=n[28],n[28]=i*e[o+-72+7],i=-n[17]+n[29],n[17]+=n[29],n[29]=i*e[o+-72+7],i=r.SQRT2*(n[2]-n[10]),n[2]+=n[10],n[10]=i,i=r.SQRT2*(n[3]-n[11]),n[3]+=n[11],n[11]=i,i=r.SQRT2*(-n[18]+n[26]),n[18]+=n[26],n[26]=i-n[18],i=r.SQRT2*(-n[19]+n[27]),n[19]+=n[27],n[27]=i-n[19],i=n[2],n[19]-=n[3],n[3]-=i,n[2]=n[31]-i,n[31]+=i,i=n[3],n[11]-=n[19],n[18]-=i,n[3]=n[30]-i,n[30]+=i,i=n[18],n[27]-=n[11],n[19]-=i,n[18]=n[15]-i,n[15]+=i,i=n[19],n[10]-=i,n[19]=n[14]-i,n[14]+=i,i=n[10],n[11]-=i,n[10]=n[23]-i,n[23]+=i,i=n[11],n[26]-=i,n[11]=n[22]-i,n[22]+=i,i=n[26],n[27]-=i,n[26]=n[7]-i,n[7]+=i,i=n[27],n[27]=n[6]-i,n[6]+=i,i=r.SQRT2*(n[0]-n[4]),n[0]+=n[4],n[4]=i,i=r.SQRT2*(n[1]-n[5]),n[1]+=n[5],n[5]=i,i=r.SQRT2*(n[16]-n[20]),n[16]+=n[20],n[20]=i,i=r.SQRT2*(n[17]-n[21]),n[17]+=n[21],n[21]=i,i=-r.SQRT2*(n[8]-n[12]),n[8]+=n[12],n[12]=i-n[8],i=-r.SQRT2*(n[9]-n[13]),n[9]+=n[13],n[13]=i-n[9],i=-r.SQRT2*(n[25]-n[29]),n[25]+=n[29],n[29]=i-n[25],i=-r.SQRT2*(n[24]+n[28]),n[24]-=n[28],n[28]=i-n[24],i=n[24]-n[16],n[24]=i,i=n[20]-i,n[20]=i,i=n[28]-i,n[28]=i,i=n[25]-n[17],n[25]=i,i=n[21]-i,n[21]=i,i=n[29]-i,n[29]=i,i=n[17]-n[1],n[17]=i,i=n[9]-i,n[9]=i,i=n[25]-i,n[25]=i,i=n[5]-i,n[5]=i,i=n[21]-i,n[21]=i,i=n[13]-i,n[13]=i,i=n[29]-i,n[29]=i,i=n[1]-n[0],n[1]=i,i=n[16]-i,n[16]=i,i=n[17]-i,n[17]=i,i=n[8]-i,n[8]=i,i=n[9]-i,n[9]=i,i=n[24]-i,n[24]=i,i=n[25]-i,n[25]=i,i=n[4]-i,n[4]=i,i=n[5]-i,n[5]=i,i=n[20]-i,n[20]=i,i=n[21]-i,n[21]=i,i=n[12]-i,n[12]=i,i=n[13]-i,n[13]=i,i=n[28]-i,n[28]=i,i=n[29]-i,n[29]=i,i=n[0],n[0]+=n[31],n[31]-=i,i=n[1],n[1]+=n[30],n[30]-=i,i=n[16],n[16]+=n[15],n[15]-=i,i=n[17],n[17]+=n[14],n[14]-=i,i=n[8],n[8]+=n[23],n[23]-=i,i=n[9],n[9]+=n[22],n[22]-=i,i=n[24],n[24]+=n[7],n[7]-=i,i=n[25],n[25]+=n[6],n[6]-=i,i=n[4],n[4]+=n[27],n[27]-=i,i=n[5],n[5]+=n[26],n[26]-=i,i=n[20],n[20]+=n[11],n[11]-=i,i=n[21],n[21]+=n[10],n[10]-=i,i=n[12],n[12]+=n[19],n[19]-=i,i=n[13],n[13]+=n[18],n[18]-=i,i=n[28],n[28]+=n[3],n[3]-=i,i=n[29],n[29]+=n[2],n[2]-=i}function h(e,a){for(var n=0;n<3;n++){var s,r,_,i,l,f;r=(i=e[a+6]*t[o.SHORT_TYPE][0]-e[a+15])+(s=e[a+0]*t[o.SHORT_TYPE][2]-e[a+9]),_=i-s,l=(i=e[a+15]*t[o.SHORT_TYPE][0]+e[a+6])+(s=e[a+9]*t[o.SHORT_TYPE][2]+e[a+0]),f=-i+s,s=2069978111953089e-26*(e[a+3]*t[o.SHORT_TYPE][1]-e[a+12]),i=2069978111953089e-26*(e[a+12]*t[o.SHORT_TYPE][1]+e[a+3]),e[a+0]=190752519173728e-25*r+s,e[a+15]=190752519173728e-25*-l+i,_=.8660254037844387*_*1907525191737281e-26,l=.5*l*1907525191737281e-26+i,e[a+3]=_-l,e[a+6]=_+l,r=.5*r*1907525191737281e-26-s,f=.8660254037844387*f*1907525191737281e-26,e[a+9]=r+f,e[a+12]=r-f,a++}}this.mdct_sub48=function(e,r,b){for(var m,p,d,v,g,S,M,w,A,R,B,y,E,T,x,k,P,I,L,V,H,O=r,N=286,X=0;X<e.channels_out;X++){for(var D=0;D<e.mode_gr;D++){for(var F,Y=e.l3_side.tt[D][X],q=Y.xr,C=0,j=e.sb_sample[X][1-D],G=0,z=0;z<9;z++)for(u(O,N,j[G]),u(O,N+32,j[G+1]),G+=2,N+=64,F=1;F<32;F+=2)j[G-1][F]*=-1;for(F=0;F<32;F++,C+=18){var U=Y.block_type,K=e.sb_sample[X][D],Z=e.sb_sample[X][1-D];if(0!=Y.mixed_block_flag&&F<2&&(U=0),e.amp_filter[F]<1e-12)_.fill(q,C+0,C+18,0);else{if(e.amp_filter[F]<1)for(z=0;z<18;z++)Z[z][c[F]]*=e.amp_filter[F];if(U==o.SHORT_TYPE){for(z=-3;z<0;z++){var Q=t[o.SHORT_TYPE][z+3];q[C+3*z+9]=K[9+z][c[F]]*Q-K[8-z][c[F]],q[C+3*z+18]=K[14-z][c[F]]*Q+K[15+z][c[F]],q[C+3*z+10]=K[15+z][c[F]]*Q-K[14-z][c[F]],q[C+3*z+19]=Z[2-z][c[F]]*Q+Z[3+z][c[F]],q[C+3*z+11]=Z[3+z][c[F]]*Q-Z[2-z][c[F]],q[C+3*z+20]=Z[8-z][c[F]]*Q+Z[9+z][c[F]]}h(q,C)}else{var W=i(18);for(z=-9;z<0;z++){var J,$;J=t[U][z+27]*Z[z+9][c[F]]+t[U][z+36]*Z[8-z][c[F]],$=t[U][z+9]*K[z+9][c[F]]-t[U][z+18]*K[8-z][c[F]],W[z+9]=J-$*a[3+z+9],W[z+18]=J*a[3+z+9]+$}m=q,p=C,v=void 0,g=void 0,S=void 0,M=void 0,w=void 0,A=void 0,R=void 0,B=void 0,y=void 0,E=void 0,T=void 0,x=void 0,k=void 0,P=void 0,I=void 0,L=void 0,V=void 0,H=void 0,S=(d=W)[17]-d[9],w=d[15]-d[11],A=d[14]-d[12],R=d[0]+d[8],B=d[1]+d[7],y=d[2]+d[6],E=d[3]+d[5],m[p+17]=R+y-E-(B-d[4]),g=(R+y-E)*n[19]+(B-d[4]),v=(S-w-A)*n[18],m[p+5]=v+g,m[p+6]=v-g,M=(d[16]-d[10])*n[18],B=B*n[19]+d[4],v=S*n[12]+M+w*n[13]+A*n[14],g=-R*n[16]+B-y*n[17]+E*n[15],m[p+1]=v+g,m[p+2]=v-g,v=S*n[13]-M-w*n[14]+A*n[12],g=-R*n[17]+B-y*n[15]+E*n[16],m[p+9]=v+g,m[p+10]=v-g,v=S*n[14]-M+w*n[12]-A*n[13],g=R*n[15]-B+y*n[16]-E*n[17],m[p+13]=v+g,m[p+14]=v-g,T=d[8]-d[0],k=d[6]-d[2],P=d[5]-d[3],I=d[17]+d[9],L=d[16]+d[10],V=d[15]+d[11],H=d[14]+d[12],m[p+0]=I+V+H+(L+d[13]),v=(I+V+H)*n[19]-(L+d[13]),g=(T-k+P)*n[18],m[p+11]=v+g,m[p+12]=v-g,x=(d[7]-d[1])*n[18],L=d[13]-L*n[19],v=I*n[15]-L+V*n[16]+H*n[17],g=T*n[14]+x+k*n[12]+P*n[13],m[p+3]=v+g,m[p+4]=v-g,v=-I*n[17]+L-V*n[15]-H*n[16],g=T*n[13]+x-k*n[14]-P*n[12],m[p+7]=v+g,m[p+8]=v-g,v=-I*n[16]+L-V*n[17]-H*n[15],g=T*n[12]-x+k*n[13]-P*n[14],m[p+15]=v+g,m[p+16]=v-g}}if(U!=o.SHORT_TYPE&&0!=F)for(z=7;z>=0;--z){var ee,te;ee=q[C+z]*l[20+z]+q[C+-1-z]*f[28+z],te=q[C+z]*f[28+z]-q[C+-1-z]*l[20+z],q[C+-1-z]=ee,q[C+z]=te}}}if(O=b,N=286,1==e.mode_gr)for(var ae=0;ae<18;ae++)s.arraycopy(e.sb_sample[X][1][ae],0,e.sb_sample[X][0][ae],0,32)}}}},function(e,t,a){var n=a(6);e.exports=function(){this.thm=new n,this.en=new n}},function(e,t,a){var n=a(7);e.exports=function(){this.class_id=0,this.num_samples=0,this.num_channels=0,this.in_samplerate=0,this.out_samplerate=0,this.scale=0,this.scale_left=0,this.scale_right=0,this.analysis=!1,this.bWriteVbrTag=!1,this.decode_only=!1,this.quality=0,this.mode=n.STEREO,this.force_ms=!1,this.free_format=!1,this.findReplayGain=!1,this.decode_on_the_fly=!1,this.write_id3tag_automatic=!1,this.brate=0,this.compression_ratio=0,this.copyright=0,this.original=0,this.extension=0,this.emphasis=0,this.error_protection=0,this.strict_ISO=!1,this.disable_reservoir=!1,this.quant_comp=0,this.quant_comp_short=0,this.experimentalY=!1,this.experimentalZ=0,this.exp_nspsytune=0,this.preset=0,this.VBR=null,this.VBR_q_frac=0,this.VBR_q=0,this.VBR_mean_bitrate_kbps=0,this.VBR_min_bitrate_kbps=0,this.VBR_max_bitrate_kbps=0,this.VBR_hard_min=0,this.lowpassfreq=0,this.highpassfreq=0,this.lowpasswidth=0,this.highpasswidth=0,this.maskingadjust=0,this.maskingadjust_short=0,this.ATHonly=!1,this.ATHshort=!1,this.noATH=!1,this.ATHtype=0,this.ATHcurve=0,this.ATHlower=0,this.athaa_type=0,this.athaa_loudapprox=0,this.athaa_sensitivity=0,this.short_blocks=null,this.useTemporal=!1,this.interChRatio=0,this.msfix=0,this.tune=!1,this.tune_value_a=0,this.version=0,this.encoder_delay=0,this.encoder_padding=0,this.framesize=0,this.frameNum=0,this.lame_allocated_gfp=0,this.internal_flags=null}},function(e,t,a){var n=a(0),s=(n.System,n.VbrMode,n.Float,n.ShortBlock,n.Util,n.Arrays,n.new_array_n,n.new_byte,n.new_double,n.new_float,n.new_float_n,n.new_int),r=(n.new_int_n,n.assert,a(4));e.exports=function(){this.tt=[[null,null],[null,null]],this.main_data_begin=0,this.private_bits=0,this.resvDrain_pre=0,this.resvDrain_post=0,this.scfsi=[s(4),s(4)];for(var e=0;e<2;e++)for(var t=0;t<2;t++)this.tt[e][t]=new r}},function(e,t,a){var n=a(0),s=(n.System,n.VbrMode,n.Float,n.ShortBlock,n.Util,n.Arrays,n.new_array_n,n.new_byte,n.new_double,n.new_float),r=n.new_float_n,_=n.new_int,i=(n.new_int_n,n.assert,a(1));e.exports=function(){this.last_en_subshort=r([4,9]),this.lastAttacks=_(4),this.pefirbuf=s(19),this.longfact=s(i.SBMAX_l),this.shortfact=s(i.SBMAX_s),this.attackthre=0,this.attackthre_s=0}},function(e,t){e.exports=function(){this.sum=0,this.seen=0,this.want=0,this.pos=0,this.size=0,this.bag=null,this.nVbrNumFrames=0,this.nBytesWritten=0,this.TotalFrameSize=0}},function(e,t,a){var n=a(0),s=(n.System,n.VbrMode,n.Float,n.ShortBlock,n.Util,n.Arrays,n.new_array_n,n.new_byte,n.new_double,n.new_float),r=(n.new_float_n,n.new_int,n.new_int_n,n.assert,a(1));e.exports=function(){this.useAdjust=0,this.aaSensitivityP=0,this.adjust=0,this.adjustLimit=0,this.decay=0,this.floor=0,this.l=s(r.SBMAX_l),this.s=s(r.SBMAX_s),this.psfb21=s(r.PSFB21),this.psfb12=s(r.PSFB12),this.cb_l=s(r.CBANDS),this.cb_s=s(r.CBANDS),this.eql_w=s(r.BLKSIZE/2)}},function(e,t,a){var n=a(0),s=(n.System,n.VbrMode,n.Float,n.ShortBlock,n.Util,n.Arrays,n.new_array_n,n.new_byte,n.new_double,n.new_float),r=(n.new_float_n,n.new_int),_=(n.new_int_n,n.assert,a(9));e.exports=function(){this.linprebuf=s(2*_.MAX_ORDER),this.linpre=0,this.lstepbuf=s(_.MAX_SAMPLES_PER_WINDOW+_.MAX_ORDER),this.lstep=0,this.loutbuf=s(_.MAX_SAMPLES_PER_WINDOW+_.MAX_ORDER),this.lout=0,this.rinprebuf=s(2*_.MAX_ORDER),this.rinpre=0,this.rstepbuf=s(_.MAX_SAMPLES_PER_WINDOW+_.MAX_ORDER),this.rstep=0,this.routbuf=s(_.MAX_SAMPLES_PER_WINDOW+_.MAX_ORDER),this.rout=0,this.sampleWindow=0,this.totsamp=0,this.lsum=0,this.rsum=0,this.freqindex=0,this.first=0,this.A=r(0|_.STEPS_per_dB*_.MAX_dB),this.B=r(0|_.STEPS_per_dB*_.MAX_dB)}},function(e,t,a){var n=a(0),s=(n.System,n.VbrMode,n.Float,n.ShortBlock,n.Util,n.Arrays,n.new_array_n,n.new_byte,n.new_double,n.new_float),r=(n.new_float_n,n.new_int),_=(n.new_int_n,n.assert),i=a(10),o=a(1),l=a(3),f=a(2);e.exports=function(e){var t=e;this.quantize=t,this.iteration_loop=function(e,t,a,n){var c,u=e.internal_flags,h=s(l.SFBMAX),b=s(576),m=r(2),p=0,d=u.l3_side,v=new i(p);this.quantize.rv.ResvFrameBegin(e,v),p=v.bits;for(var g=0;g<u.mode_gr;g++){c=this.quantize.qupvt.on_pe(e,t,m,p,g,g),u.mode_ext==o.MPG_MD_MS_LR&&(this.quantize.ms_convert(u.l3_side,g),this.quantize.qupvt.reduce_side(m,a[g],p,c));for(var S=0;S<u.channels_out;S++){var M,w,A=d.tt[g][S];A.block_type!=o.SHORT_TYPE?(M=0,w=u.PSY.mask_adjust-M):(M=0,w=u.PSY.mask_adjust_short-M),u.masking_lower=Math.pow(10,.1*w),this.quantize.init_outer_loop(u,A),this.quantize.init_xrpow(u,A,b)&&(this.quantize.qupvt.calc_xmin(e,n[g][S],A,h),this.quantize.outer_loop(e,A,h,b,S,m[S])),this.quantize.iteration_finish_one(u,g,S),_(A.part2_3_length<=f.MAX_BITS_PER_CHANNEL),_(A.part2_3_length<=m[S])}}this.quantize.rv.ResvFrameEnd(u,p)}}},function(e,t,a){var n=a(0),s=(n.System,n.VbrMode);n.Float,n.ShortBlock,n.Util,n.Arrays,n.new_array_n,n.new_byte,n.new_double,n.new_float,n.new_float_n,n.new_int,n.new_int_n,n.assert;e.exports=function(){function e(e,t,a,n,s,r,_,i,o,l,f,c,u,h,b){this.vbr_q=e,this.quant_comp=t,this.quant_comp_s=a,this.expY=n,this.st_lrm=s,this.st_s=r,this.masking_adj=_,this.masking_adj_short=i,this.ath_lower=o,this.ath_curve=l,this.ath_sensitivity=f,this.interch=c,this.safejoint=u,this.sfb21mod=h,this.msfix=b}function t(e,t,a,n,s,r,_,i,o,l,f,c,u,h){this.quant_comp=t,this.quant_comp_s=a,this.safejoint=n,this.nsmsfix=s,this.st_lrm=r,this.st_s=_,this.nsbass=i,this.scale=o,this.masking_adj=l,this.ath_lower=f,this.ath_curve=c,this.interch=u,this.sfscale=h}var a;this.setModules=function(e){a=e};var n=[new e(0,9,9,0,5.2,125,-4.2,-6.3,4.8,1,0,0,2,21,.97),new e(1,9,9,0,5.3,125,-3.6,-5.6,4.5,1.5,0,0,2,21,1.35),new e(2,9,9,0,5.6,125,-2.2,-3.5,2.8,2,0,0,2,21,1.49),new e(3,9,9,1,5.8,130,-1.8,-2.8,2.6,3,-4,0,2,20,1.64),new e(4,9,9,1,6,135,-.7,-1.1,1.1,3.5,-8,0,2,0,1.79),new e(5,9,9,1,6.4,140,.5,.4,-7.5,4,-12,2e-4,0,0,1.95),new e(6,9,9,1,6.6,145,.67,.65,-14.7,6.5,-19,4e-4,0,0,2.3),new e(7,9,9,1,6.6,145,.8,.75,-19.7,8,-22,6e-4,0,0,2.7),new e(8,9,9,1,6.6,145,1.2,1.15,-27.5,10,-23,7e-4,0,0,0),new e(9,9,9,1,6.6,145,1.6,1.6,-36,11,-25,8e-4,0,0,0),new e(10,9,9,1,6.6,145,2,2,-36,12,-25,8e-4,0,0,0)],r=[new e(0,9,9,0,4.2,25,-7,-4,7.5,1,0,0,2,26,.97),new e(1,9,9,0,4.2,25,-5.6,-3.6,4.5,1.5,0,0,2,21,1.35),new e(2,9,9,0,4.2,25,-4.4,-1.8,2,2,0,0,2,18,1.49),new e(3,9,9,1,4.2,25,-3.4,-1.25,1.1,3,-4,0,2,15,1.64),new e(4,9,9,1,4.2,25,-2.2,.1,0,3.5,-8,0,2,0,1.79),new e(5,9,9,1,4.2,25,-1,1.65,-7.7,4,-12,2e-4,0,0,1.95),new e(6,9,9,1,4.2,25,-0,2.47,-7.7,6.5,-19,4e-4,0,0,2),new e(7,9,9,1,4.2,25,.5,2,-14.5,8,-22,6e-4,0,0,2),new e(8,9,9,1,4.2,25,1,2.4,-22,10,-23,7e-4,0,0,2),new e(9,9,9,1,4.2,25,1.5,2.95,-30,11,-25,8e-4,0,0,2),new e(10,9,9,1,4.2,25,2,2.95,-36,12,-30,8e-4,0,0,2)];function _(e,t,a){var _=e.VBR==s.vbr_rh?n:r,i=e.VBR_q_frac,o=_[t],l=_[t+1],f=o;o.st_lrm=o.st_lrm+i*(l.st_lrm-o.st_lrm),o.st_s=o.st_s+i*(l.st_s-o.st_s),o.masking_adj=o.masking_adj+i*(l.masking_adj-o.masking_adj),o.masking_adj_short=o.masking_adj_short+i*(l.masking_adj_short-o.masking_adj_short),o.ath_lower=o.ath_lower+i*(l.ath_lower-o.ath_lower),o.ath_curve=o.ath_curve+i*(l.ath_curve-o.ath_curve),o.ath_sensitivity=o.ath_sensitivity+i*(l.ath_sensitivity-o.ath_sensitivity),o.interch=o.interch+i*(l.interch-o.interch),o.msfix=o.msfix+i*(l.msfix-o.msfix),function(e,t){var a=0;0>t&&(a=-1,t=0);9<t&&(a=-1,t=9);e.VBR_q=t,e.VBR_q_frac=0}(e,f.vbr_q),0!=a?e.quant_comp=f.quant_comp:Math.abs(e.quant_comp- -1)>0||(e.quant_comp=f.quant_comp),0!=a?e.quant_comp_short=f.quant_comp_s:Math.abs(e.quant_comp_short- -1)>0||(e.quant_comp_short=f.quant_comp_s),0!=f.expY&&(e.experimentalY=0!=f.expY),0!=a?e.internal_flags.nsPsy.attackthre=f.st_lrm:Math.abs(e.internal_flags.nsPsy.attackthre- -1)>0||(e.internal_flags.nsPsy.attackthre=f.st_lrm),0!=a?e.internal_flags.nsPsy.attackthre_s=f.st_s:Math.abs(e.internal_flags.nsPsy.attackthre_s- -1)>0||(e.internal_flags.nsPsy.attackthre_s=f.st_s),0!=a?e.maskingadjust=f.masking_adj:Math.abs(e.maskingadjust-0)>0||(e.maskingadjust=f.masking_adj),0!=a?e.maskingadjust_short=f.masking_adj_short:Math.abs(e.maskingadjust_short-0)>0||(e.maskingadjust_short=f.masking_adj_short),0!=a?e.ATHlower=-f.ath_lower/10:Math.abs(10*-e.ATHlower-0)>0||(e.ATHlower=-f.ath_lower/10),0!=a?e.ATHcurve=f.ath_curve:Math.abs(e.ATHcurve- -1)>0||(e.ATHcurve=f.ath_curve),0!=a?e.athaa_sensitivity=f.ath_sensitivity:Math.abs(e.athaa_sensitivity- -1)>0||(e.athaa_sensitivity=f.ath_sensitivity),f.interch>0&&(0!=a?e.interChRatio=f.interch:Math.abs(e.interChRatio- -1)>0||(e.interChRatio=f.interch)),f.safejoint>0&&(e.exp_nspsytune=e.exp_nspsytune|f.safejoint),f.sfb21mod>0&&(e.exp_nspsytune=e.exp_nspsytune|f.sfb21mod<<20),0!=a?e.msfix=f.msfix:Math.abs(e.msfix- -1)>0||(e.msfix=f.msfix),0==a&&(e.VBR_q=t,e.VBR_q_frac=i)}var i=[new t(8,9,9,0,0,6.6,145,0,.95,0,-30,11,.0012,1),new t(16,9,9,0,0,6.6,145,0,.95,0,-25,11,.001,1),new t(24,9,9,0,0,6.6,145,0,.95,0,-20,11,.001,1),new t(32,9,9,0,0,6.6,145,0,.95,0,-15,11,.001,1),new t(40,9,9,0,0,6.6,145,0,.95,0,-10,11,9e-4,1),new t(48,9,9,0,0,6.6,145,0,.95,0,-10,11,9e-4,1),new t(56,9,9,0,0,6.6,145,0,.95,0,-6,11,8e-4,1),new t(64,9,9,0,0,6.6,145,0,.95,0,-2,11,8e-4,1),new t(80,9,9,0,0,6.6,145,0,.95,0,0,8,7e-4,1),new t(96,9,9,0,2.5,6.6,145,0,.95,0,1,5.5,6e-4,1),new t(112,9,9,0,2.25,6.6,145,0,.95,0,2,4.5,5e-4,1),new t(128,9,9,0,1.95,6.4,140,0,.95,0,3,4,2e-4,1),new t(160,9,9,1,1.79,6,135,0,.95,-2,5,3.5,0,1),new t(192,9,9,1,1.49,5.6,125,0,.97,-4,7,3,0,0),new t(224,9,9,1,1.25,5.2,125,0,.98,-6,9,2,0,0),new t(256,9,9,1,.97,5.2,125,0,1,-8,10,1,0,0),new t(320,9,9,1,.9,5.2,125,0,1,-10,12,0,0,0)];function o(e,t,n){var r=t,_=a.nearestBitrateFullIndex(t);if(e.VBR=s.vbr_abr,e.VBR_mean_bitrate_kbps=r,e.VBR_mean_bitrate_kbps=Math.min(e.VBR_mean_bitrate_kbps,320),e.VBR_mean_bitrate_kbps=Math.max(e.VBR_mean_bitrate_kbps,8),e.brate=e.VBR_mean_bitrate_kbps,e.VBR_mean_bitrate_kbps>320&&(e.disable_reservoir=!0),i[_].safejoint>0&&(e.exp_nspsytune=2|e.exp_nspsytune),i[_].sfscale>0&&(e.internal_flags.noise_shaping=2),Math.abs(i[_].nsbass)>0){var o=int(4*i[_].nsbass);o<0&&(o+=64),e.exp_nspsytune=e.exp_nspsytune|o<<2}return 0!=n?e.quant_comp=i[_].quant_comp:Math.abs(e.quant_comp- -1)>0||(e.quant_comp=i[_].quant_comp),0!=n?e.quant_comp_short=i[_].quant_comp_s:Math.abs(e.quant_comp_short- -1)>0||(e.quant_comp_short=i[_].quant_comp_s),0!=n?e.msfix=i[_].nsmsfix:Math.abs(e.msfix- -1)>0||(e.msfix=i[_].nsmsfix),0!=n?e.internal_flags.nsPsy.attackthre=i[_].st_lrm:Math.abs(e.internal_flags.nsPsy.attackthre- -1)>0||(e.internal_flags.nsPsy.attackthre=i[_].st_lrm),0!=n?e.internal_flags.nsPsy.attackthre_s=i[_].st_s:Math.abs(e.internal_flags.nsPsy.attackthre_s- -1)>0||(e.internal_flags.nsPsy.attackthre_s=i[_].st_s),0!=n?e.scale=i[_].scale:Math.abs(e.scale- -1)>0||(e.scale=i[_].scale),0!=n?e.maskingadjust=i[_].masking_adj:Math.abs(e.maskingadjust-0)>0||(e.maskingadjust=i[_].masking_adj),i[_].masking_adj>0?0!=n?e.maskingadjust_short=.9*i[_].masking_adj:Math.abs(e.maskingadjust_short-0)>0||(e.maskingadjust_short=.9*i[_].masking_adj):0!=n?e.maskingadjust_short=1.1*i[_].masking_adj:Math.abs(e.maskingadjust_short-0)>0||(e.maskingadjust_short=1.1*i[_].masking_adj),0!=n?e.ATHlower=-i[_].ath_lower/10:Math.abs(10*-e.ATHlower-0)>0||(e.ATHlower=-i[_].ath_lower/10),0!=n?e.ATHcurve=i[_].ath_curve:Math.abs(e.ATHcurve- -1)>0||(e.ATHcurve=i[_].ath_curve),0!=n?e.interChRatio=i[_].interch:Math.abs(e.interChRatio- -1)>0||(e.interChRatio=i[_].interch),t}this.apply_preset=function(e,t,a){switch(t){case Lame.R3MIX:t=Lame.V3,e.VBR=s.vbr_mtrh;break;case Lame.MEDIUM:t=Lame.V4,e.VBR=s.vbr_rh;break;case Lame.MEDIUM_FAST:t=Lame.V4,e.VBR=s.vbr_mtrh;break;case Lame.STANDARD:t=Lame.V2,e.VBR=s.vbr_rh;break;case Lame.STANDARD_FAST:t=Lame.V2,e.VBR=s.vbr_mtrh;break;case Lame.EXTREME:t=Lame.V0,e.VBR=s.vbr_rh;break;case Lame.EXTREME_FAST:t=Lame.V0,e.VBR=s.vbr_mtrh;break;case Lame.INSANE:return t=320,e.preset=t,o(e,t,a),e.VBR=s.vbr_off,t}switch(e.preset=t,t){case Lame.V9:return _(e,9,a),t;case Lame.V8:return _(e,8,a),t;case Lame.V7:return _(e,7,a),t;case Lame.V6:return _(e,6,a),t;case Lame.V5:return _(e,5,a),t;case Lame.V4:return _(e,4,a),t;case Lame.V3:return _(e,3,a),t;case Lame.V2:return _(e,2,a),t;case Lame.V1:return _(e,1,a),t;case Lame.V0:return _(e,0,a),t}return 8<=t&&t<=320?o(e,t,a):(e.preset=0,t)}}},function(e,t,a){var n=a(0),s=n.System,r=n.VbrMode,_=(n.Float,n.ShortBlock,n.Util),i=n.Arrays,o=(n.new_array_n,n.new_byte,n.new_double,n.new_float),l=(n.new_float_n,n.new_int,n.new_int_n,n.assert),f=a(32),c=a(33),u=a(34),h=a(1),b=a(4),m=a(3);e.exports=function(){var e,t,a;this.rv=null,this.qupvt=null;var n,p=new f;function d(e){this.ordinal=e}function v(e){for(var t=0;t<e.sfbmax;t++)if(e.scalefac[t]+e.subblock_gain[e.window[t]]==0)return!1;return!0}function g(e,t,a,n,s){var r;switch(e){default:case 9:t.over_count>0?(r=a.over_SSD<=t.over_SSD,a.over_SSD==t.over_SSD&&(r=a.bits<t.bits)):r=a.max_noise<0&&10*a.max_noise+a.bits<=10*t.max_noise+t.bits;break;case 0:r=a.over_count<t.over_count||a.over_count==t.over_count&&a.over_noise<t.over_noise||a.over_count==t.over_count&&BitStream.EQ(a.over_noise,t.over_noise)&&a.tot_noise<t.tot_noise;break;case 8:a.max_noise=function(e,t){for(var a,n=1e-37,s=0;s<t.psymax;s++)n+=(a=e[s],_.FAST_LOG10(.368+.632*a*a*a));return Math.max(1e-20,n)}(s,n);case 1:r=a.max_noise<t.max_noise;break;case 2:r=a.tot_noise<t.tot_noise;break;case 3:r=a.tot_noise<t.tot_noise&&a.max_noise<t.max_noise;break;case 4:r=a.max_noise<=0&&t.max_noise>.2||a.max_noise<=0&&t.max_noise<0&&t.max_noise>a.max_noise-.2&&a.tot_noise<t.tot_noise||a.max_noise<=0&&t.max_noise>0&&t.max_noise>a.max_noise-.2&&a.tot_noise<t.tot_noise+t.over_noise||a.max_noise>0&&t.max_noise>-.05&&t.max_noise>a.max_noise-.1&&a.tot_noise+a.over_noise<t.tot_noise+t.over_noise||a.max_noise>0&&t.max_noise>-.1&&t.max_noise>a.max_noise-.15&&a.tot_noise+a.over_noise+a.over_noise<t.tot_noise+t.over_noise+t.over_noise;break;case 5:r=a.over_noise<t.over_noise||BitStream.EQ(a.over_noise,t.over_noise)&&a.tot_noise<t.tot_noise;break;case 6:r=a.over_noise<t.over_noise||BitStream.EQ(a.over_noise,t.over_noise)&&(a.max_noise<t.max_noise||BitStream.EQ(a.max_noise,t.max_noise)&&a.tot_noise<=t.tot_noise);break;case 7:r=a.over_count<t.over_count||a.over_noise<t.over_noise}return 0==t.over_count&&(r=r&&a.bits<t.bits),r}function S(e,t,s,r,_){var o=e.internal_flags;!function(e,t,a,n,s){var r,_=e.internal_flags;r=0==t.scalefac_scale?1.2968395546510096:1.6817928305074292;for(var i=0,o=0;o<t.sfbmax;o++)i<a[o]&&(i=a[o]);var l=_.noise_shaping_amp;switch(3==l&&(l=s?2:1),l){case 2:break;case 1:i>1?i=Math.pow(i,.5):i*=.95;break;case 0:default:i>1?i=1:i*=.95}var f=0;for(o=0;o<t.sfbmax;o++){var c,u=t.width[o];if(f+=u,!(a[o]<i)){if(0!=(2&_.substep_shaping)&&(_.pseudohalf[o]=0==_.pseudohalf[o]?1:0,0==_.pseudohalf[o]&&2==_.noise_shaping_amp))return;for(t.scalefac[o]++,c=-u;c<0;c++)n[f+c]*=r,n[f+c]>t.xrpow_max&&(t.xrpow_max=n[f+c]);if(2==_.noise_shaping_amp)return}}}(e,t,s,r,_);var f=v(t);return!f&&(!(f=2==o.mode_gr?n.scale_bitcount(t):n.scale_bitcount_lsf(o,t))||(o.noise_shaping>1&&(i.fill(o.pseudohalf,0),0==t.scalefac_scale?(!function(e,t){for(var n=0,s=0;s<e.sfbmax;s++){var r=e.width[s],_=e.scalefac[s];if(0!=e.preflag&&(_+=a.pretab[s]),n+=r,0!=(1&_)){_++;for(var i=-r;i<0;i++)t[n+i]*=1.2968395546510096,t[n+i]>e.xrpow_max&&(e.xrpow_max=t[n+i])}e.scalefac[s]=_>>1}e.preflag=0,e.scalefac_scale=1}(t,r),f=!1):t.block_type==h.SHORT_TYPE&&o.subblock_gain>0&&(f=function(e,t,n){var s,r=t.scalefac;for(s=0;s<t.sfb_lmax;s++)if(r[s]>=16)return!0;for(var _=0;_<3;_++){var i=0,o=0;for(s=t.sfb_lmax+_;s<t.sfbdivide;s+=3)i<r[s]&&(i=r[s]);for(;s<t.sfbmax;s+=3)o<r[s]&&(o=r[s]);if(!(i<16&&o<8)){if(t.subblock_gain[_]>=7)return!0;t.subblock_gain[_]++;var f=e.scalefac_band.l[t.sfb_lmax];for(s=t.sfb_lmax+_;s<t.sfbmax;s+=3){var c=t.width[s],u=r[s];if(l(u>=0),(u-=4>>t.scalefac_scale)>=0)r[s]=u,f+=3*c;else{r[s]=0;var h=210+(u<<t.scalefac_scale+1);m=a.IPOW20(h),f+=c*(_+1);for(var b=-c;b<0;b++)n[f+b]*=m,n[f+b]>t.xrpow_max&&(t.xrpow_max=n[f+b]);f+=c*(3-_-1)}}var m=a.IPOW20(202);f+=t.width[s]*(_+1);for(b=-t.width[s];b<0;b++)n[f+b]*=m,n[f+b]>t.xrpow_max&&(t.xrpow_max=n[f+b])}}return!1}(o,t,r)||v(t))),f||(f=2==o.mode_gr?n.scale_bitcount(t):n.scale_bitcount_lsf(o,t)),!f))}this.setModules=function(s,r,_,i){e=s,t=r,this.rv=r,a=_,this.qupvt=_,n=i,p.setModules(a,n)},this.ms_convert=function(e,t){for(var a=0;a<576;++a){var n=e.tt[t][0].xr[a],s=e.tt[t][1].xr[a];e.tt[t][0].xr[a]=(n+s)*(.5*_.SQRT2),e.tt[t][1].xr[a]=(n-s)*(.5*_.SQRT2)}},this.init_xrpow=function(e,t,a){var n=0,s=0|t.max_nonzero_coeff;if(l(null!=a),t.xrpow_max=0,l(0<=s&&s<=575),i.fill(a,s,576,0),(n=function(e,t,a,n){n=0;for(var s=0;s<=a;++s){var r=Math.abs(e.xr[s]);n+=r,t[s]=Math.sqrt(r*Math.sqrt(r)),t[s]>e.xrpow_max&&(e.xrpow_max=t[s])}return n}(t,a,s,n))>1e-20){var r=0;0!=(2&e.substep_shaping)&&(r=1);for(var _=0;_<t.psymax;_++)e.pseudohalf[_]=r;return!0}return i.fill(t.l3_enc,0,576,0),!1},this.init_outer_loop=function(e,t){t.part2_3_length=0,t.big_values=0,t.count1=0,t.global_gain=210,t.scalefac_compress=0,t.table_select[0]=0,t.table_select[1]=0,t.table_select[2]=0,t.subblock_gain[0]=0,t.subblock_gain[1]=0,t.subblock_gain[2]=0,t.subblock_gain[3]=0,t.region0_count=0,t.region1_count=0,t.preflag=0,t.scalefac_scale=0,t.count1table_select=0,t.part2_length=0,t.sfb_lmax=h.SBPSY_l,t.sfb_smin=h.SBPSY_s,t.psy_lmax=e.sfb21_extra?h.SBMAX_l:h.SBPSY_l,t.psymax=t.psy_lmax,t.sfbmax=t.sfb_lmax,t.sfbdivide=11;for(var n=0;n<h.SBMAX_l;n++)t.width[n]=e.scalefac_band.l[n+1]-e.scalefac_band.l[n],t.window[n]=3;if(t.block_type==h.SHORT_TYPE){var r=o(576);t.sfb_smin=0,t.sfb_lmax=0,0!=t.mixed_block_flag&&(t.sfb_smin=3,t.sfb_lmax=2*e.mode_gr+4),t.psymax=t.sfb_lmax+3*((e.sfb21_extra?h.SBMAX_s:h.SBPSY_s)-t.sfb_smin),t.sfbmax=t.sfb_lmax+3*(h.SBPSY_s-t.sfb_smin),t.sfbdivide=t.sfbmax-18,t.psy_lmax=t.sfb_lmax;var _=e.scalefac_band.l[t.sfb_lmax];s.arraycopy(t.xr,0,r,0,576);for(n=t.sfb_smin;n<h.SBMAX_s;n++)for(var l=e.scalefac_band.s[n],f=e.scalefac_band.s[n+1],c=0;c<3;c++)for(var u=l;u<f;u++)t.xr[_++]=r[3*u+c];var b=t.sfb_lmax;for(n=t.sfb_smin;n<h.SBMAX_s;n++)t.width[b]=t.width[b+1]=t.width[b+2]=e.scalefac_band.s[n+1]-e.scalefac_band.s[n],t.window[b]=0,t.window[b+1]=1,t.window[b+2]=2,b+=3}t.count1bits=0,t.sfb_partition_table=a.nr_of_sfb_block[0][0],t.slen[0]=0,t.slen[1]=0,t.slen[2]=0,t.slen[3]=0,t.max_nonzero_coeff=575,i.fill(t.scalefac,0),function(e,t){var n=e.ATH,s=t.xr;if(t.block_type!=h.SHORT_TYPE)for(var r=!1,_=h.PSFB21-1;_>=0&&!r;_--){var i=e.scalefac_band.psfb21[_],o=e.scalefac_band.psfb21[_+1],l=a.athAdjust(n.adjust,n.psfb21[_],n.floor);e.nsPsy.longfact[21]>1e-12&&(l*=e.nsPsy.longfact[21]);for(var f=o-1;f>=i;f--){if(!(Math.abs(s[f])<l)){r=!0;break}s[f]=0}}else for(var c=0;c<3;c++)for(r=!1,_=h.PSFB12-1;_>=0&&!r;_--){o=(i=3*e.scalefac_band.s[12]+(e.scalefac_band.s[13]-e.scalefac_band.s[12])*c+(e.scalefac_band.psfb12[_]-e.scalefac_band.psfb12[0]))+(e.scalefac_band.psfb12[_+1]-e.scalefac_band.psfb12[_]);var u=a.athAdjust(n.adjust,n.psfb12[_],n.floor);e.nsPsy.shortfact[12]>1e-12&&(u*=e.nsPsy.shortfact[12]);for(f=o-1;f>=i;f--){if(!(Math.abs(s[f])<u)){r=!0;break}s[f]=0}}}(e,t)},d.BINSEARCH_NONE=new d(0),d.BINSEARCH_UP=new d(1),d.BINSEARCH_DOWN=new d(2),this.trancate_smallspectrums=function(e,t,s,r){var _=o(m.SFBMAX);if((0!=(4&e.substep_shaping)||t.block_type!=h.SHORT_TYPE)&&0==(128&e.substep_shaping)){a.calc_noise(t,s,_,new c,null);for(var l=0;l<576;l++){var f=0;0!=t.l3_enc[l]&&(f=Math.abs(t.xr[l])),r[l]=f}l=0;var u=8;t.block_type==h.SHORT_TYPE&&(u=6);do{var b,p,d,v,g=t.width[u];if(l+=g,!(_[u]>=1||(i.sort(r,l-g,g),BitStream.EQ(r[l-1],0)))){b=(1-_[u])*s[u],p=0,v=0;do{var S;for(d=1;v+d<g&&!BitStream.NEQ(r[v+l-g],r[v+l+d-g]);d++);if(b<(S=r[v+l-g]*r[v+l-g]*d)){0!=v&&(p=r[v+l-g-1]);break}b-=S,v+=d}while(v<g);if(!BitStream.EQ(p,0))do{Math.abs(t.xr[l-g])<=p&&(t.l3_enc[l-g]=0)}while(--g>0)}}while(++u<t.psymax);t.part2_3_length=n.noquant_count_bits(e,t,null)}},this.outer_loop=function(e,t,_,i,f,p){var v=e.internal_flags,M=new b,w=o(576),A=o(m.SFBMAX),R=new c,B=new u,y=9999999,E=!1,T=!1,x=0;if(function(e,t,a,s,r){var _,i=e.CurrentStep[s],o=!1,f=e.OldValue[s],c=d.BINSEARCH_NONE;for(t.global_gain=f,a-=t.part2_length,l(0!=i);;){var u;if(_=n.count_bits(e,r,t,null),1==i||_==a)break;_>a?(c==d.BINSEARCH_DOWN&&(o=!0),o&&(i/=2),c=d.BINSEARCH_UP,u=i):(c==d.BINSEARCH_UP&&(o=!0),o&&(i/=2),c=d.BINSEARCH_DOWN,u=-i),t.global_gain+=u,t.global_gain<0&&(t.global_gain=0,o=!0),t.global_gain>255&&(t.global_gain=255,o=!0)}for(l(t.global_gain>=0),l(t.global_gain<256);_>a&&t.global_gain<255;)t.global_gain++,_=n.count_bits(e,r,t,null);e.CurrentStep[s]=f-t.global_gain>=4?4:2,e.OldValue[s]=t.global_gain,t.part2_3_length=_}(v,t,p,f,i),0==v.noise_shaping)return 100;a.calc_noise(t,_,A,R,B),R.bits=t.part2_3_length,M.assign(t);var k=0;for(s.arraycopy(i,0,w,0,576);!E;){do{var P,I=new c,L=255;if(P=0!=(2&v.substep_shaping)?20:3,v.sfb21_extra){if(A[M.sfbmax]>1)break;if(M.block_type==h.SHORT_TYPE&&(A[M.sfbmax+1]>1||A[M.sfbmax+2]>1))break}if(!S(e,M,A,i,T))break;0!=M.scalefac_scale&&(L=254);var V=p-M.part2_length;if(V<=0)break;for(;(M.part2_3_length=n.count_bits(v,i,M,B))>V&&M.global_gain<=L;)M.global_gain++;if(M.global_gain>L)break;if(0==R.over_count){for(;(M.part2_3_length=n.count_bits(v,i,M,B))>y&&M.global_gain<=L;)M.global_gain++;if(M.global_gain>L)break}if(a.calc_noise(M,_,A,I,B),I.bits=M.part2_3_length,0!=(g(t.block_type!=h.SHORT_TYPE?e.quant_comp:e.quant_comp_short,R,I,M,A)?1:0))y=t.part2_3_length,R=I,t.assign(M),k=0,s.arraycopy(i,0,w,0,576);else if(0==v.full_outer_loop){if(++k>P&&0==R.over_count)break;if(3==v.noise_shaping_amp&&T&&k>30)break;if(3==v.noise_shaping_amp&&T&&M.global_gain-x>15)break}}while(M.global_gain+M.scalefac_scale<255);3==v.noise_shaping_amp?T?E=!0:(M.assign(t),s.arraycopy(w,0,i,0,576),k=0,x=M.global_gain,T=!0):E=!0}return l(t.global_gain+t.scalefac_scale<=255),e.VBR==r.vbr_rh||e.VBR==r.vbr_mtrh?s.arraycopy(w,0,i,0,576):0!=(1&v.substep_shaping)&&trancate_smallspectrums(v,t,_,i),R.over_count},this.iteration_finish_one=function(e,a,s){var r=e.l3_side,_=r.tt[a][s];n.best_scalefac_store(e,a,s,r),1==e.use_best_huffman&&n.best_huffman_divide(e,_),t.ResvAdjust(e,_)},this.VBR_encode_granule=function(e,t,a,n,r,_,f){var c,u=e.internal_flags,h=new b,m=o(576),p=f,d=f+1,v=(f+_)/2,g=0,S=u.sfb21_extra;l(p<=LameInternalFlags.MAX_BITS_PER_CHANNEL),i.fill(h.l3_enc,0);do{l(v>=_),l(v<=f),l(_<=f),u.sfb21_extra=!(v>p-42)&&S,outer_loop(e,t,a,n,r,v)<=0?(g=1,d=t.part2_3_length,h.assign(t),s.arraycopy(n,0,m,0,576),c=(f=d-32)-_,v=(f+_)/2):(c=f-(_=v+32),v=(f+_)/2,0!=g&&(g=2,t.assign(h),s.arraycopy(m,0,n,0,576)))}while(c>12);u.sfb21_extra=S,2==g&&s.arraycopy(h.l3_enc,0,t.l3_enc,0,576),l(t.part2_3_length<=p)},this.get_framebits=function(a,n){var s=a.internal_flags;s.bitrate_index=s.VBR_min_bitrate;var r=e.getframebits(a);s.bitrate_index=1,r=e.getframebits(a);for(var _=1;_<=s.VBR_max_bitrate;_++){s.bitrate_index=_;var i=new MeanBits(r);n[_]=t.ResvFrameBegin(a,i),r=i.bits}},this.VBR_old_prepare=function(e,n,s,r,_,i,o,l,f){var c,u=e.internal_flags,b=0,m=1,p=0;u.bitrate_index=u.VBR_max_bitrate;var d=t.ResvFrameBegin(e,new MeanBits(0))/u.mode_gr;get_framebits(e,i);for(var v=0;v<u.mode_gr;v++){var g=a.on_pe(e,n,l[v],d,v,0);u.mode_ext==h.MPG_MD_MS_LR&&(ms_convert(u.l3_side,v),a.reduce_side(l[v],s[v],d,g));for(var S=0;S<u.channels_out;++S){var M=u.l3_side.tt[v][S];M.block_type!=h.SHORT_TYPE?(b=1.28/(1+Math.exp(3.5-n[v][S]/300))-.05,c=u.PSY.mask_adjust-b):(b=2.56/(1+Math.exp(3.5-n[v][S]/300))-.14,c=u.PSY.mask_adjust_short-b),u.masking_lower=Math.pow(10,.1*c),init_outer_loop(u,M),f[v][S]=a.calc_xmin(e,r[v][S],M,_[v][S]),0!=f[v][S]&&(m=0),o[v][S]=126,p+=l[v][S]}}for(v=0;v<u.mode_gr;v++)for(S=0;S<u.channels_out;S++)p>i[u.VBR_max_bitrate]&&(l[v][S]*=i[u.VBR_max_bitrate],l[v][S]/=p),o[v][S]>l[v][S]&&(o[v][S]=l[v][S]);return m},this.bitpressure_strategy=function(e,t,a,n){for(var s=0;s<e.mode_gr;s++)for(var r=0;r<e.channels_out;r++){for(var _=e.l3_side.tt[s][r],i=t[s][r],o=0,l=0;l<_.psy_lmax;l++)i[o++]*=1+.029*l*l/h.SBMAX_l/h.SBMAX_l;if(_.block_type==h.SHORT_TYPE)for(l=_.sfb_smin;l<h.SBMAX_s;l++)i[o++]*=1+.029*l*l/h.SBMAX_s/h.SBMAX_s,i[o++]*=1+.029*l*l/h.SBMAX_s/h.SBMAX_s,i[o++]*=1+.029*l*l/h.SBMAX_s/h.SBMAX_s;n[s][r]=0|Math.max(a[s][r],.9*n[s][r])}},this.VBR_new_prepare=function(e,n,s,r,_,i){var o,l=e.internal_flags,f=1,c=0,u=0;if(e.free_format){l.bitrate_index=0;b=new MeanBits(c);o=t.ResvFrameBegin(e,b),c=b.bits,_[0]=o}else{l.bitrate_index=l.VBR_max_bitrate;var b=new MeanBits(c);t.ResvFrameBegin(e,b),c=b.bits,get_framebits(e,_),o=_[l.VBR_max_bitrate]}for(var m=0;m<l.mode_gr;m++){a.on_pe(e,n,i[m],c,m,0),l.mode_ext==h.MPG_MD_MS_LR&&ms_convert(l.l3_side,m);for(var p=0;p<l.channels_out;++p){var d=l.l3_side.tt[m][p];l.masking_lower=Math.pow(10,.1*l.PSY.mask_adjust),init_outer_loop(l,d),0!=a.calc_xmin(e,s[m][p],d,r[m][p])&&(f=0),u+=i[m][p]}}for(m=0;m<l.mode_gr;m++)for(p=0;p<l.channels_out;p++)u>o&&(i[m][p]*=o,i[m][p]/=u);return f},this.calc_target_bits=function(n,s,r,_,i,o){var l,f,c,u,b=n.internal_flags,m=b.l3_side,p=0;b.bitrate_index=b.VBR_max_bitrate;var d=new MeanBits(p);for(o[0]=t.ResvFrameBegin(n,d),p=d.bits,b.bitrate_index=1,p=e.getframebits(n)-8*b.sideinfo_len,i[0]=p/(b.mode_gr*b.channels_out),p=n.VBR_mean_bitrate_kbps*n.framesize*1e3,0!=(1&b.substep_shaping)&&(p*=1.09),p/=n.out_samplerate,p-=8*b.sideinfo_len,p/=b.mode_gr*b.channels_out,(l=.93+.07*(11-n.compression_ratio)/5.5)<.9&&(l=.9),l>1&&(l=1),f=0;f<b.mode_gr;f++){var v=0;for(c=0;c<b.channels_out;c++){if(_[f][c]=int(l*p),s[f][c]>700){var g=int((s[f][c]-700)/1.4),S=m.tt[f][c];_[f][c]=int(l*p),S.block_type==h.SHORT_TYPE&&g<p/2&&(g=p/2),g>3*p/2?g=3*p/2:g<0&&(g=0),_[f][c]+=g}_[f][c]>LameInternalFlags.MAX_BITS_PER_CHANNEL&&(_[f][c]=LameInternalFlags.MAX_BITS_PER_CHANNEL),v+=_[f][c]}if(v>LameInternalFlags.MAX_BITS_PER_GRANULE)for(c=0;c<b.channels_out;++c)_[f][c]*=LameInternalFlags.MAX_BITS_PER_GRANULE,_[f][c]/=v}if(b.mode_ext==h.MPG_MD_MS_LR)for(f=0;f<b.mode_gr;f++)a.reduce_side(_[f],r[f],p*b.channels_out,LameInternalFlags.MAX_BITS_PER_GRANULE);for(u=0,f=0;f<b.mode_gr;f++)for(c=0;c<b.channels_out;c++)_[f][c]>LameInternalFlags.MAX_BITS_PER_CHANNEL&&(_[f][c]=LameInternalFlags.MAX_BITS_PER_CHANNEL),u+=_[f][c];if(u>o[0])for(f=0;f<b.mode_gr;f++)for(c=0;c<b.channels_out;c++)_[f][c]*=o[0],_[f][c]/=u}}},function(e,t){e.exports=function(){this.setModules=function(e,t){e,t}}},function(e,t){e.exports=function(){this.over_noise=0,this.tot_noise=0,this.max_noise=0,this.over_count=0,this.over_SSD=0,this.bits=0}},function(e,t,a){var n=a(0),s=n.new_float,r=n.new_int;n.assert;e.exports=function(){this.global_gain=0,this.sfb_count1=0,this.step=r(39),this.noise=s(39),this.noise_log=s(39)}},function(e,t,a){var n=a(0).assert;e.exports=function(){var e;this.setModules=function(t){e=t},this.ResvFrameBegin=function(t,a){var s,r=t.internal_flags,_=r.l3_side,i=e.getframebits(t);a.bits=(i-8*r.sideinfo_len)/r.mode_gr;var o=2048*r.mode_gr-8;t.brate>320?s=8*int(1e3*t.brate/(t.out_samplerate/1152)/8+.5):(s=11520,t.strict_ISO&&(s=8*int(32e4/(t.out_samplerate/1152)/8+.5))),r.ResvMax=s-i,r.ResvMax>o&&(r.ResvMax=o),(r.ResvMax<0||t.disable_reservoir)&&(r.ResvMax=0);var l=a.bits*r.mode_gr+Math.min(r.ResvSize,r.ResvMax);return l>s&&(l=s),n(0==r.ResvMax%8),n(r.ResvMax>=0),_.resvDrain_pre=0,null!=r.pinfo&&(r.pinfo.mean_bits=a.bits/2,r.pinfo.resvsize=r.ResvSize),l},this.ResvMaxBits=function(e,t,a,n){var s,r=e.internal_flags,_=r.ResvSize,i=r.ResvMax;0!=n&&(_+=t),0!=(1&r.substep_shaping)&&(i*=.9),a.bits=t,10*_>9*i?(s=_-9*i/10,a.bits+=s,r.substep_shaping|=128):(s=0,r.substep_shaping&=127,e.disable_reservoir||0!=(1&r.substep_shaping)||(a.bits-=.1*t));var o=_<6*r.ResvMax/10?_:6*r.ResvMax/10;return(o-=s)<0&&(o=0),o},this.ResvAdjust=function(e,t){e.ResvSize-=t.part2_3_length+t.part2_length},this.ResvFrameEnd=function(e,t){var a,s=e.l3_side;e.ResvSize+=t*e.mode_gr;var r=0;s.resvDrain_post=0,s.resvDrain_pre=0,0!=(a=e.ResvSize%8)&&(r+=a),(a=e.ResvSize-r-e.ResvMax)>0&&(n(0==a%8),n(a>=0),r+=a);var _=Math.min(8*s.main_data_begin,r)/8;s.resvDrain_pre+=8*_,r-=8*_,e.ResvSize-=8*_,s.main_data_begin-=_,s.resvDrain_post+=r,e.ResvSize-=r}}},function(e,t){e.exports=function(){this.getLameVersion=function(){return"3.98.4"},this.getLameShortVersion=function(){return"3.98.4"},this.getLameVeryShortVersion=function(){return"LAME3.98r"},this.getPsyVersion=function(){return"0.93"},this.getLameUrl=function(){return"http://www.mp3dev.org/"},this.getLameOsBitness=function(){return"32bits"}}},function(e,t,a){var n=a(0),s=n.System,r=n.VbrMode,_=(n.Float,n.ShortBlock),i=(n.Util,n.Arrays),o=(n.new_array_n,n.new_byte),l=(n.new_double,n.new_float,n.new_float_n,n.new_int,n.new_int_n,n.assert);function f(){var e,t,a;this.setModules=function(n,s,r){e=n,t=s,a=r};var n=f.NUMTOCENTRIES,c=f.MAXFRAMESIZE,u=n+4+4+4+4+4+9+1+1+8+1+1+3+1+1+2+4+2+2,h=[0,49345,49537,320,49921,960,640,49729,50689,1728,1920,51009,1280,50625,50305,1088,52225,3264,3456,52545,3840,53185,52865,3648,2560,51905,52097,2880,51457,2496,2176,51265,55297,6336,6528,55617,6912,56257,55937,6720,7680,57025,57217,8e3,56577,7616,7296,56385,5120,54465,54657,5440,55041,6080,5760,54849,53761,4800,4992,54081,4352,53697,53377,4160,61441,12480,12672,61761,13056,62401,62081,12864,13824,63169,63361,14144,62721,13760,13440,62529,15360,64705,64897,15680,65281,16320,16e3,65089,64001,15040,15232,64321,14592,63937,63617,14400,10240,59585,59777,10560,60161,11200,10880,59969,60929,11968,12160,61249,11520,60865,60545,11328,58369,9408,9600,58689,9984,59329,59009,9792,8704,58049,58241,9024,57601,8640,8320,57409,40961,24768,24960,41281,25344,41921,41601,25152,26112,42689,42881,26432,42241,26048,25728,42049,27648,44225,44417,27968,44801,28608,28288,44609,43521,27328,27520,43841,26880,43457,43137,26688,30720,47297,47489,31040,47873,31680,31360,47681,48641,32448,32640,48961,32e3,48577,48257,31808,46081,29888,30080,46401,30464,47041,46721,30272,29184,45761,45953,29504,45313,29120,28800,45121,20480,37057,37249,20800,37633,21440,21120,37441,38401,22208,22400,38721,21760,38337,38017,21568,39937,23744,23936,40257,24320,40897,40577,24128,23040,39617,39809,23360,39169,22976,22656,38977,34817,18624,18816,35137,19200,35777,35457,19008,19968,36545,36737,20288,36097,19904,19584,35905,17408,33985,34177,17728,34561,18368,18048,34369,33281,17088,17280,33601,16640,33217,32897,16448];function b(e,t){var a=255&e[t+0];return a<<=8,a|=255&e[t+1],a<<=8,a|=255&e[t+2],a<<=8,a|=255&e[t+3]}function m(e,t,a){e[t+0]=255&a>>24,e[t+1]=255&a>>16,e[t+2]=255&a>>8,e[t+3]=255&a}function p(e,t,a){e[t+0]=255&a>>8,e[t+1]=255&a}function d(e,t,a){return 255&(e<<t|a&~(-1<<t))}function v(t,a){var n=t.internal_flags;a[0]=d(a[0],8,255),a[1]=d(a[1],3,7),a[1]=d(a[1],1,t.out_samplerate<16e3?0:1),a[1]=d(a[1],1,t.version),a[1]=d(a[1],2,1),a[1]=d(a[1],1,t.error_protection?0:1),a[2]=d(a[2],4,n.bitrate_index),a[2]=d(a[2],2,n.samplerate_index),a[2]=d(a[2],1,0),a[2]=d(a[2],1,t.extension),a[3]=d(a[3],2,t.mode.ordinal()),a[3]=d(a[3],2,n.mode_ext),a[3]=d(a[3],1,t.copyright),a[3]=d(a[3],1,t.original),a[3]=d(a[3],2,t.emphasis),a[0]=255;var s,_,i=241&a[1];s=1==t.version?128:t.out_samplerate<16e3?32:64,t.VBR==r.vbr_off&&(s=t.brate),_=t.free_format?0:255&16*e.BitrateIndex(s,t.version,t.out_samplerate),1==t.version?(a[1]=255&(10|i),i=13&a[2],a[2]=255&(_|i)):(a[1]=255&(2|i),i=13&a[2],a[2]=255&(_|i))}function g(e,t){return t=t>>8^h[255&(t^e)]}this.addVbrFrame=function(e){var t=e.internal_flags,a=Tables.bitrate_table[e.version][t.bitrate_index];l(null!=t.VBR_seek_table.bag),function(e,t){if(e.nVbrNumFrames++,e.sum+=t,e.seen++,!(e.seen<e.want)&&(e.pos<e.size&&(e.bag[e.pos]=e.sum,e.pos++,e.seen=0),e.pos==e.size)){for(var a=1;a<e.size;a+=2)e.bag[a/2]=e.bag[a];e.want*=2,e.pos/=2}}(t.VBR_seek_table,a)},this.getVbrTag=function(e){var t=new VBRTagData,a=0;t.flags=0;var s=e[a+1]>>3&1,r=e[a+2]>>2&3,_=e[a+3]>>6&3,i=e[a+2]>>4&15;if(i=Tables.bitrate_table[s][i],e[a+1]>>4==14?t.samprate=Tables.samplerate_table[2][r]:t.samprate=Tables.samplerate_table[s][r],!function(e,t){return new String(e,t,"Xing".length(),null).equals("Xing")||new String(e,t,"Info".length(),null).equals("Info")}(e,a+=0!=s?3!=_?36:21:3!=_?21:13))return null;a+=4,t.hId=s;var o=t.flags=b(e,a);if(a+=4,0!=(1&o)&&(t.frames=b(e,a),a+=4),0!=(2&o)&&(t.bytes=b(e,a),a+=4),0!=(4&o)){if(null!=t.toc)for(var l=0;l<n;l++)t.toc[l]=e[a+l];a+=n}t.vbrScale=-1,0!=(8&o)&&(t.vbrScale=b(e,a),a+=4),t.headersize=72e3*(s+1)*i/t.samprate;var f=e[(a+=21)+0]<<4;f+=e[a+1]>>4;var c=(15&e[a+1])<<8;return(f<0||f>3e3)&&(f=-1),((c+=255&e[a+2])<0||c>3e3)&&(c=-1),t.encDelay=f,t.encPadding=c,t},this.InitVbrTag=function(e){var a,n=e.internal_flags;a=1==e.version?128:e.out_samplerate<16e3?32:64,e.VBR==r.vbr_off&&(a=e.brate);var s=72e3*(e.version+1)*a/e.out_samplerate,_=n.sideinfo_len+u;if(n.VBR_seek_table.TotalFrameSize=s,s<_||s>c)e.bWriteVbrTag=!1;else{n.VBR_seek_table.nVbrNumFrames=0,n.VBR_seek_table.nBytesWritten=0,n.VBR_seek_table.sum=0,n.VBR_seek_table.seen=0,n.VBR_seek_table.want=1,n.VBR_seek_table.pos=0,null==n.VBR_seek_table.bag&&(n.VBR_seek_table.bag=new int[400],n.VBR_seek_table.size=400);var i=o(c);v(e,i);for(var l=n.VBR_seek_table.TotalFrameSize,f=0;f<l;++f)t.add_dummy_byte(e,255&i[f],1)}},this.updateMusicCRC=function(e,t,a,n){for(var s=0;s<n;++s)e[0]=g(t[a+s],e[0])},this.getLameTagFrame=function(e,l){var f=e.internal_flags;if(!e.bWriteVbrTag)return 0;if(f.Class_ID!=Lame.LAME_ID)return 0;if(f.VBR_seek_table.pos<=0)return 0;if(l.length<f.VBR_seek_table.TotalFrameSize)return f.VBR_seek_table.TotalFrameSize;i.fill(l,0,f.VBR_seek_table.TotalFrameSize,0),v(e,l);var c=o(n);if(e.free_format)for(var u=1;u<n;++u)c[u]=255&255*u/100;else!function(e,t){if(!(e.pos<=0))for(var a=1;a<n;++a){var s=a/n,r=0|Math.floor(s*e.pos);r>e.pos-1&&(r=e.pos-1);var _=0|256*e.bag[r]/e.sum;_>255&&(_=255),t[a]=255&_}}(f.VBR_seek_table,c);var h=f.sideinfo_len;e.error_protection&&(h-=2),e.VBR==r.vbr_off?(l[h++]=255&"Info".charAt(0),l[h++]=255&"Info".charAt(1),l[h++]=255&"Info".charAt(2),l[h++]=255&"Info".charAt(3)):(l[h++]=255&"Xing".charAt(0),l[h++]=255&"Xing".charAt(1),l[h++]=255&"Xing".charAt(2),l[h++]=255&"Xing".charAt(3)),m(l,h,15),m(l,h+=4,f.VBR_seek_table.nVbrNumFrames),h+=4;var b=f.VBR_seek_table.nBytesWritten+f.VBR_seek_table.TotalFrameSize;m(l,h,0|b),h+=4,s.arraycopy(c,0,l,h,c.length),h+=c.length,e.error_protection&&t.CRC_writeheader(f,l);var d=0;for(u=0;u<h;u++)d=g(l[u],d);return h+=function(e,t,n,s,r){var i,o,l,f,c,u=e.internal_flags,h=0,b=e.encoder_delay,d=e.encoder_padding,v=100-10*e.VBR_q-e.quality,S=a.getLameVeryShortVersion(),M=[1,5,3,2,4,0,3],w=0|(e.lowpassfreq/100+.5>255?255:e.lowpassfreq/100+.5),A=0,R=0,B=e.internal_flags.noise_shaping,y=0,E=0,T=0,x=0!=(1&e.exp_nspsytune),k=0!=(2&e.exp_nspsytune),P=!1,I=!1,L=e.internal_flags.nogap_total,V=e.internal_flags.nogap_current,H=e.ATHtype;switch(e.VBR){case vbr_abr:c=e.VBR_mean_bitrate_kbps;break;case vbr_off:c=e.brate;break;default:c=e.VBR_min_bitrate_kbps}switch(i=0+(e.VBR.ordinal()<M.length?M[e.VBR.ordinal()]:0),u.findReplayGain&&(u.RadioGain>510&&(u.RadioGain=510),u.RadioGain<-510&&(u.RadioGain=-510),R=8192,R|=3072,u.RadioGain>=0?R|=u.RadioGain:(R|=512,R|=-u.RadioGain)),u.findPeakSample&&(A=Math.abs(0|u.PeakSample/32767*Math.pow(2,23)+.5)),-1!=L&&(V>0&&(I=!0),V<L-1&&(P=!0)),f=H+((x?1:0)<<4)+((k?1:0)<<5)+((P?1:0)<<6)+((I?1:0)<<7),v<0&&(v=0),e.mode){case MONO:y=0;break;case STEREO:y=1;break;case DUAL_CHANNEL:y=2;break;case JOINT_STEREO:y=e.force_ms?4:3;break;case NOT_SET:default:y=7}T=e.in_samplerate<=32e3?0:48e3==e.in_samplerate?2:e.in_samplerate>48e3?3:1,(e.short_blocks==_.short_block_forced||e.short_blocks==_.short_block_dispensed||-1==e.lowpassfreq&&-1==e.highpassfreq||e.scale_left<e.scale_right||e.scale_left>e.scale_right||e.disable_reservoir&&e.brate<320||e.noATH||e.ATHonly||0==H||e.in_samplerate<=32e3)&&(E=1),o=B+(y<<2)+(E<<5)+(T<<6),l=u.nMusicCRC,m(n,s+h,v),h+=4;for(var O=0;O<9;O++)n[s+h+O]=255&S.charAt(O);n[s+(h+=9)]=255&i,n[s+ ++h]=255&w,m(n,s+ ++h,A),p(n,s+(h+=4),R),p(n,s+(h+=2),0),n[s+(h+=2)]=255&f,n[s+ ++h]=c>=255?255:255&c,n[s+ ++h]=255&b>>4,n[s+h+1]=255&(b<<4)+(d>>8),n[s+h+2]=255&d,n[s+(h+=3)]=255&o,h++,n[s+h++]=0,p(n,s+h,e.preset),m(n,s+(h+=2),t),p(n,s+(h+=4),l),h+=2;for(var N=0;N<h;N++)r=g(n[s+N],r);return p(n,s+h,r),h+=2}(e,b,l,h,d),f.VBR_seek_table.TotalFrameSize},this.putVbrTag=function(e,t){if(e.internal_flags.VBR_seek_table.pos<=0)return-1;if(t.seek(t.length()),0==t.length())return-1;var a=function(e){e.seek(0);var t=o(10);return e.readFully(t),new String(t,"ISO-8859-1").startsWith("ID3")?0:((127&t[6])<<21|(127&t[7])<<14|(127&t[8])<<7|127&t[9])+t.length}(t);t.seek(a);var n=o(c),s=getLameTagFrame(e,n);return s>n.length?-1:s<1?0:(t.write(n,0,s),0)}}f.NUMTOCENTRIES=100,f.MAXFRAMESIZE=2880,e.exports=f}])}));
diff --git a/favicon.ico b/favicon.ico
diff --git a/index.html b/index.html
 <!doctype html>
 <html lang="en">

 <head>
 <meta charset="utf-8">
 <title>Audio Extraction Demo</title>
 <base href="/">
 <meta name="viewport" content="width=device-width, initial-scale=1">
 <link rel="icon" type="image/x-icon" href="favicon.ico">
 <script src="audio_encoder.js" type="text/javascript"></script>
 <script src="index.js" type="text/javascript"></script>
 <style>
 body,p,label,select,input,option {
  font-family: monospace;
  font-size: 10pt;
 }

 label {
  color: #a0a0a0;
  font-weight: bold;
 }

 table thead {
  background-color: #f0f0f0;
 }

 th {
  background-color: #f0f0f0;
  text-align: left;
  color: #a0a0a0;
  font-weight: bold;
  padding: 4px;
  padding-right: 16px;
 }

 table thead td {
  color: #a0a0a0;
  text-align: center;
  font-weight: bold;
  padding: 4px;
 }

 td {
  border-bottom: 1px solid #f0f0f0;
  border-right: 1px solid #f0f0f0;
 }
 </style>
 </head>

 <body onload="init()">
  <table id="settings">
    <tr>
      <th>
    <label for="sample_rate">Sample Rate</label>
      </th>
      <td>
    <select id="sample_rate">
      <option value="44100">44.1 KHz</option>
      <option value="32000">32 KHz</option>
      <option value="24000">24 KHz</option>
      <option value="22000">22 KHz</option>
      <option value="16000">16 KHz</option>
    </select>
      </td>
    </tr>  

    <tr>
      <th>
    <label for="channels">Channels</label>
      </th>
      <td>
    <select id="channels">
      <option value="1">Mono</option>
      <option value="2">Stereo</option>
    </select>
      </td>
    </tr>  

    <tr>
      <th>
    <label for="format">Format</label>
      </th>
      <td>
    <select id="format">
      <option value="wav">WAV/RAW</option>
      <option value="mp3">MP3</option>
    </select>
      </td>
    </tr>  

    <tr>
      <th>
    <label for="bitrate">Bit Rate</label>
      </th>
      <td>
    <select id="bitrate">
      <option value="0">WAV/RAW</option>
      <option value="320">320</option>
      <option value="256">256</option>
      <option value="192">192</option>
      <option value="128">128</option>
      <option value="96">96</option>
      <option value="64">64</option>
      <option value="56">56</option>
      <option value="48">48</option>
      <option value="40">40</option>
      <option value="32">32</option>
    </select>
      </td>
    </tr>  

    <tr>
      <th>
    <label for="file">Upload Media</label>
      </th>
      <td>
    <!-- you can put other video mime types to accept in here -->
    <input type="file" id="video_upload" accept="video/*,audio/*" />
      </td>
    </tr>  

    <tr>
      <th>
    <label for="load_progress">File Loading</label>
      </th>
      <td>
    <progress id="load_progress" max="100" value="0">0%</progress>
      </td>
    </tr>  

    <tr>
      <th>
    <label for="transcode_progress">File Transcoding</label>
      </th>
      <td>
    <progress id="transcode_progress" max="100" value="0">0%</progress>
      </td>
    </tr>  

    <tr>
      <th>
    <label for="load_time">Load Time</label>
      </th>
      <td>
    <span id="load_time"></span>
      </td>
    </tr>  

    <tr>
      <th>
    <label for="decode_time">Decode Time</label>
      </th>
      <td>
    <span id="decode_time"></span>
      </td>
    </tr>  

    <tr>
      <th>
    <label for="render_time">Render Time</label>
      </th>
      <td>
    <span id="render_time"></span>
      </td>
    </tr>  

    <tr>
      <th>
    <label for="encode_time">Encode Time</label>
      </th>
      <td>
    <span id="encode_time"></span>
      </td>
    </tr>  

    <tr>
      <th>
    <label for="video_size">Source Size</label>
      </th>
      <td>
    <span id="video_size"></span>
      </td>
    </tr>  

    <tr>
      <th>
    <label for="audio_size">Audio Size</label>
      </th>
      <td>
    <span id="audio_size"></span>
      </td>
    </tr>  

    <tr>
      <th>
    <label for="encoded_size">Encoded Size</label>
      </th>
      <td>
    <span id="encoded_size"></span>
      </td>
    </tr>  
  </table>
 <table id="results">
  <thead>
    <tr>
      <td colspan="5"></td>
      <td colspan="4">timings</td>
      <td colspan="3">sizes</td>
      <td></td>
    </tr>
    <tr>
      <td>filename</td>
      <td>rate</td>
      <td>channels</td>
      <td>format</td>
      <td>bitrate</td>
      <td>load</td>
      <td>decode</td>
      <td>render</td>
      <td>encode</td>
      <td>source</td>
      <td>audio</td>
      <td>output</td>
      <td>download</td>
    </tr>
  </thead>  
  <tbody id="results_body">
  </tbody>
 </table>
 </body>
 </html>
diff --git a/index.js b/index.js
 function file_name (path) {
  return path.slice(path.lastIndexOf('\\') + 1)
 }

 function pad (v, size, precision = 0) {
  return v.toFixed(precision).padStart(size, ' ')
 }

 function to_size_string (bytes) {
  if (bytes < 1000) {
    return `${bytes} Bytes`
  } else if (bytes < 1000 * 1000) {
    return `${Math.floor((bytes / 1000) * 100) / 100} KB`
  } else if (bytes < 1000 * 1000 * 1000) {
    return `${Math.floor((bytes / (1000 * 1000)) * 100) / 100} MB`
  }
  return `${Math.floor((bytes / (1000 * 1000 * 1000)) * 100) / 100} GB`
 }

 function to_time (millis) {
  if (millis >= 1000) return `${pad((millis / 1000), 10, 2)} sec`
  return `${millis} ms`
 }

 function reset_stats () {
  document.getElementById('load_time').innerText = ''
  document.getElementById('decode_time').innerText = ''
  document.getElementById('render_time').innerText = ''
  document.getElementById('encode_time').innerText = ''
  document.getElementById('audio_size').innerText = ''
  document.getElementById('video_size').innerText = ''
  document.getElementById('encoded_size').innerText = ''
  document.getElementById('load_progress').value = 0
  document.getElementById('transcode_progress').value = 0
 }

 async function extract_audio (video_buffer, audio_context, settings) {
  const progress = document.getElementById('transcode_progress')
  document.getElementById('video_size').innerText = to_size_string(video_buffer.byteLength)
  let start = Date.now()
  const decoded = await audio_context.decodeAudioData(video_buffer)
  document.getElementById('decode_time').innerText = to_time(Date.now() - start)
  document.getElementById('audio_size').innerText = to_size_string(decoded.length)
  start = Date.now()
  const duration = decoded.duration
  const { channels, sample_rate, format, bitrate } = settings
  const offline_audio_context = new OfflineAudioContext(channels, 
    sample_rate * duration, sample_rate)
  const sound_source = offline_audio_context.createBufferSource()
  sound_source.buffer = decoded
  sound_source.connect(offline_audio_context.destination)
  sound_source.start()
  const rendered = await offline_audio_context.startRendering()
  document.getElementById('render_time').innerText = to_time(Date.now() - start)
  start = Date.now()
  audioEncoder(rendered, bitrate, pc => {
    progress.value = pc * 100
  }, blob => {
    document.getElementById('encode_time').innerText = to_time(Date.now() - start)
    document.getElementById('encoded_size').innerText = to_size_string(blob.size)

    const tbody = document.getElementById('results_body')
    const anchor = document.createElement('a')
    anchor.href = window.URL.createObjectURL(blob)
    anchor.target = '_blank'
    anchor.download = anchor.text = `audio.${format}`

    const row = document.createElement('tr')

    let field = document.createElement('td')
    field.innerText = file_name(document.getElementById('video_upload').value)
    row.appendChild(field)

    field = document.createElement('td')
    field.innerText = sample_rate
    row.appendChild(field)

    field = document.createElement('td')
    field.innerText = channels
    row.appendChild(field)

    field = document.createElement('td')
    field.innerText = format
    row.appendChild(field)

    field = document.createElement('td')
    field.innerText = bitrate
    row.appendChild(field)

    field = document.createElement('td')
    field.innerText = document.getElementById('load_time').innerText
    row.appendChild(field)

    field = document.createElement('td')
    field.innerText = document.getElementById('decode_time').innerText
    row.appendChild(field)

    field = document.createElement('td')
    field.innerText = document.getElementById('render_time').innerText
    row.appendChild(field)

    field = document.createElement('td')
    field.innerText = document.getElementById('encode_time').innerText
    row.appendChild(field)


    field = document.createElement('td')
    field.innerText = document.getElementById('video_size').innerText
    row.appendChild(field)

    field = document.createElement('td')
    field.innerText = document.getElementById('audio_size').innerText
    row.appendChild(field)

    field = document.createElement('td')
    field.innerText = document.getElementById('encoded_size').innerText
    row.appendChild(field)

    field = document.createElement('td')
    field.appendChild(anchor)
    row.appendChild(field)

    tbody.appendChild(row)

    document.getElementById('video_upload').value = ''
  })
 }

 function process_video (file, settings) {
  const audio_context = new AudioContext()
  const reader = new FileReader()
  const progress = document.getElementById('load_progress')
  reset_stats()

  // fires when the file is finished loading successfully
  reader.onload = () => {
    document.getElementById('load_time').innerText = to_time(Date.now() - start)
    extract_audio(reader.result, audio_context, settings)
      .catch(error_handler)
  }

  reader.onerror = error_handler

  reader.onloadstart = pe => {
    if (pe.lengthComputable) {
      progress.max = pe.total
      progress.value = pe.loaded
    }
  }

  reader.onloadend = pe => {
    progress.value = pe.loaded
  }

  reader.onprogress = pe => {
    if (pe.lengthComputable) {
      progress.max = pe.total
      progress.value = pe.loaded
    }
  } 

  const start = Date.now()
  reader.readAsArrayBuffer(file)
 }

 function init () {
  document.getElementById('video_upload').onchange = function () {
    let sample_rate = document.getElementById('sample_rate').value
    const channels = document.getElementById('channels').value
    const format = document.getElementById('format').value
    let bitrate = document.getElementById('bitrate').value
    if (format === 'wav') bitrate = 0
    if (format === 'mp3') sample_rate = 44100
    const settings = { sample_rate, channels, format, bitrate }
    process_video(this.files[0], settings)
  }
 }

 function error_handler (err) {
  console.error(err)
 }

 async function upload (blob) {
  await fetch(window.location.href, {
    method: 'POST',
    body: blob  
  })
 }
diff --git a/serve.sh b/serve.sh
 #!/bin/bash
 python3 -m http.server 8080
	<!doctype html>
	<html lang="en">

	<head>
	<meta charset="utf-8">
	<title>Audio Extraction Demo</title>
	<base href="/">
	<meta name="viewport" content="width=device-width, initial-scale=1">
	<link rel="icon" type="image/x-icon" href="favicon.ico">
	<script src="audio_encoder.js" type="text/javascript"></script>
	<script src="index.js" type="text/javascript"></script>
	<style>
	body,p,label,select,input,option {
	font-family: monospace;
	font-size: 10pt;
	}

	label {
	color: #a0a0a0;
	font-weight: bold;
	}

	table thead {
	background-color: #f0f0f0;
	}

	th {
	background-color: #f0f0f0;
	text-align: left;
	color: #a0a0a0;
	font-weight: bold;
	padding: 4px;
	padding-right: 16px;
	}

	table thead td {
	color: #a0a0a0;
	text-align: center;
	font-weight: bold;
	padding: 4px;
	}

	td {
	border-bottom: 1px solid #f0f0f0;
	border-right: 1px solid #f0f0f0;
	}
	</style>
	</head>

	<body onload="init()">
	<table id="settings">
	<tr>
	<th>
	<label for="sample_rate">Sample Rate</label>
	</th>
	<td>
	<select id="sample_rate">
	<option value="44100">44.1 KHz</option>
	<option value="32000">32 KHz</option>
	<option value="24000">24 KHz</option>
	<option value="22000">22 KHz</option>
	<option value="16000">16 KHz</option>
	</select>
	</td>
	</tr>

	<tr>
	<th>
	<label for="channels">Channels</label>
	</th>
	<td>
	<select id="channels">
	<option value="1">Mono</option>
	<option value="2">Stereo</option>
	</select>
	</td>
	</tr>

	<tr>
	<th>
	<label for="format">Format</label>
	</th>
	<td>
	<select id="format">
	<option value="wav">WAV/RAW</option>
	<option value="mp3">MP3</option>
	</select>
	</td>
	</tr>

	<tr>
	<th>
	<label for="bitrate">Bit Rate</label>
	</th>
	<td>
	<select id="bitrate">
	<option value="0">WAV/RAW</option>
	<option value="320">320</option>
	<option value="256">256</option>
	<option value="192">192</option>
	<option value="128">128</option>
	<option value="96">96</option>
	<option value="64">64</option>
	<option value="56">56</option>
	<option value="48">48</option>
	<option value="40">40</option>
	<option value="32">32</option>
	</select>
	</td>
	</tr>

	<tr>
	<th>
	<label for="file">Upload Media</label>
	</th>
	<td>
	<!-- you can put other video mime types to accept in here -->
	<input type="file" id="video_upload" accept="video/,audio/" />
	</td>
	</tr>

	<tr>
	<th>
	<label for="load_progress">File Loading</label>
	</th>
	<td>
	<progress id="load_progress" max="100" value="0">0%</progress>
	</td>
	</tr>

	<tr>
	<th>
	<label for="transcode_progress">File Transcoding</label>
	</th>
	<td>
	<progress id="transcode_progress" max="100" value="0">0%</progress>
	</td>
	</tr>

	<tr>
	<th>
	<label for="load_time">Load Time</label>
	</th>
	<td>
	<span id="load_time"></span>
	</td>
	</tr>

	<tr>
	<th>
	<label for="decode_time">Decode Time</label>
	</th>
	<td>
	<span id="decode_time"></span>
	</td>
	</tr>

	<tr>
	<th>
	<label for="render_time">Render Time</label>
	</th>
	<td>
	<span id="render_time"></span>
	</td>
	</tr>

	<tr>
	<th>
	<label for="encode_time">Encode Time</label>
	</th>
	<td>
	<span id="encode_time"></span>
	</td>
	</tr>

	<tr>
	<th>
	<label for="video_size">Source Size</label>
	</th>
	<td>
	<span id="video_size"></span>
	</td>
	</tr>

	<tr>
	<th>
	<label for="audio_size">Audio Size</label>
	</th>
	<td>
	<span id="audio_size"></span>
	</td>
	</tr>

	<tr>
	<th>
	<label for="encoded_size">Encoded Size</label>
	</th>
	<td>
	<span id="encoded_size"></span>
	</td>
	</tr>
	</table>
	<table id="results">
	<thead>
	<tr>
	<td colspan="5"></td>
	<td colspan="4">timings</td>
	<td colspan="3">sizes</td>
	<td></td>
	</tr>
	<tr>
	<td>filename</td>
	<td>rate</td>
	<td>channels</td>
	<td>format</td>
	<td>bitrate</td>
	<td>load</td>
	<td>decode</td>
	<td>render</td>
	<td>encode</td>
	<td>source</td>
	<td>audio</td>
	<td>output</td>
	<td>download</td>
	</tr>
	</thead>
	<tbody id="results_body">
	</tbody>
	</table>
	</body>
	</html>
	function file_name (path) {
	return path.slice(path.lastIndexOf('\\') + 1)
	}

	function pad (v, size, precision = 0) {
	return v.toFixed(precision).padStart(size, ' ')
	}

	function to_size_string (bytes) {
	if (bytes < 1000) {
	return `${bytes} Bytes`
	} else if (bytes < 1000 * 1000) {
	return `${Math.floor((bytes / 1000) * 100) / 100} KB`
	} else if (bytes < 1000 * 1000 * 1000) {
	return `${Math.floor((bytes / (1000 * 1000)) * 100) / 100} MB`
	}
	return `${Math.floor((bytes / (1000 * 1000 * 1000)) * 100) / 100} GB`
	}

	function to_time (millis) {
	if (millis >= 1000) return `${pad((millis / 1000), 10, 2)} sec`
	return `${millis} ms`
	}

	function reset_stats () {
	document.getElementById('load_time').innerText = ''
	document.getElementById('decode_time').innerText = ''
	document.getElementById('render_time').innerText = ''
	document.getElementById('encode_time').innerText = ''
	document.getElementById('audio_size').innerText = ''
	document.getElementById('video_size').innerText = ''
	document.getElementById('encoded_size').innerText = ''
	document.getElementById('load_progress').value = 0
	document.getElementById('transcode_progress').value = 0
	}

	async function extract_audio (video_buffer, audio_context, settings) {
	const progress = document.getElementById('transcode_progress')
	document.getElementById('video_size').innerText = to_size_string(video_buffer.byteLength)
	let start = Date.now()
	const decoded = await audio_context.decodeAudioData(video_buffer)
	document.getElementById('decode_time').innerText = to_time(Date.now() - start)
	document.getElementById('audio_size').innerText = to_size_string(decoded.length)
	start = Date.now()
	const duration = decoded.duration
	const { channels, sample_rate, format, bitrate } = settings
	const offline_audio_context = new OfflineAudioContext(channels,
	sample_rate * duration, sample_rate)
	const sound_source = offline_audio_context.createBufferSource()
	sound_source.buffer = decoded
	sound_source.connect(offline_audio_context.destination)
	sound_source.start()
	const rendered = await offline_audio_context.startRendering()
	document.getElementById('render_time').innerText = to_time(Date.now() - start)
	start = Date.now()
	audioEncoder(rendered, bitrate, pc => {
	progress.value = pc * 100
	}, blob => {
	document.getElementById('encode_time').innerText = to_time(Date.now() - start)
	document.getElementById('encoded_size').innerText = to_size_string(blob.size)

	const tbody = document.getElementById('results_body')
	const anchor = document.createElement('a')
	anchor.href = window.URL.createObjectURL(blob)
	anchor.target = '_blank'
	anchor.download = anchor.text = `audio.${format}`

	const row = document.createElement('tr')

	let field = document.createElement('td')
	field.innerText = file_name(document.getElementById('video_upload').value)
	row.appendChild(field)

	field = document.createElement('td')
	field.innerText = sample_rate
	row.appendChild(field)

	field = document.createElement('td')
	field.innerText = channels
	row.appendChild(field)

	field = document.createElement('td')
	field.innerText = format
	row.appendChild(field)

	field = document.createElement('td')
	field.innerText = bitrate
	row.appendChild(field)

	field = document.createElement('td')
	field.innerText = document.getElementById('load_time').innerText
	row.appendChild(field)

	field = document.createElement('td')
	field.innerText = document.getElementById('decode_time').innerText
	row.appendChild(field)

	field = document.createElement('td')
	field.innerText = document.getElementById('render_time').innerText
	row.appendChild(field)

	field = document.createElement('td')
	field.innerText = document.getElementById('encode_time').innerText
	row.appendChild(field)


	field = document.createElement('td')
	field.innerText = document.getElementById('video_size').innerText
	row.appendChild(field)

	field = document.createElement('td')
	field.innerText = document.getElementById('audio_size').innerText
	row.appendChild(field)

	field = document.createElement('td')
	field.innerText = document.getElementById('encoded_size').innerText
	row.appendChild(field)

	field = document.createElement('td')
	field.appendChild(anchor)
	row.appendChild(field)

	tbody.appendChild(row)

	document.getElementById('video_upload').value = ''
	})
	}

	function process_video (file, settings) {
	const audio_context = new AudioContext()
	const reader = new FileReader()
	const progress = document.getElementById('load_progress')
	reset_stats()

	// fires when the file is finished loading successfully
	reader.onload = () => {
	document.getElementById('load_time').innerText = to_time(Date.now() - start)
	extract_audio(reader.result, audio_context, settings)
	.catch(error_handler)
	}

	reader.onerror = error_handler

	reader.onloadstart = pe => {
	if (pe.lengthComputable) {
	progress.max = pe.total
	progress.value = pe.loaded
	}
	}

	reader.onloadend = pe => {
	progress.value = pe.loaded
	}

	reader.onprogress = pe => {
	if (pe.lengthComputable) {
	progress.max = pe.total
	progress.value = pe.loaded
	}
	}

	const start = Date.now()
	reader.readAsArrayBuffer(file)
	}

	function init () {
	document.getElementById('video_upload').onchange = function () {
	let sample_rate = document.getElementById('sample_rate').value
	const channels = document.getElementById('channels').value
	const format = document.getElementById('format').value
	let bitrate = document.getElementById('bitrate').value
	if (format === 'wav') bitrate = 0
	if (format === 'mp3') sample_rate = 44100
	const settings = { sample_rate, channels, format, bitrate }
	process_video(this.files[0], settings)
	}
	}

	function error_handler (err) {
	console.error(err)
	}

	async function upload (blob) {
	await fetch(window.location.href, {
	method: 'POST',
	body: blob
	})
	}