ffmpeg test

func started
ffmpeg version n4.4-18-gc813f5e343 Copyright (c) 2000-2021 the FFmpeg developers
  built with gcc 10-win32 (GCC) 20210408
  configuration: --prefix=/ffbuild/prefix --pkg-config-flags=--static --pkg-config=pkg-config --cross-prefix=x86_64-w64-mingw32- --arch=x86_64 --target-os=mingw32 --enable-gpl --enable-version3 --disable-debug --enable-shared --disable-static --disable-w32threads --enable-pthreads --enable-iconv --enable-libxml2 --enable-zlib --enable-libfreetype --enable-libfribidi --enable-gmp --enable-lzma --enable-fontconfig --enable-libvorbis --enable-opencl --enable-libvmaf --enable-vulkan --enable-amf --enable-libaom --enable-avisynth --enable-libdav1d --enable-libdavs2 --enable-ffnvcodec --enable-cuda-llvm --enable-libglslang --enable-libgme --enable-libass --enable-libbluray --enable-libmp3lame --enable-libopus --enable-libtheora --enable-libvpx --enable-libwebp --enable-lv2 --enable-libmfx --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-librav1e --enable-librubberband --enable-schannel --enable-sdl2 --enable-libsoxr --enable-libsrt --enable-libsvtav1 --enable-libtwolame --enable-libuavs3d --enable-libvidstab --enable-libx264 --enable-libx265 --enable-libxavs2 --enable-libxvid --enable-libzimg --extra-cflags=-DLIBTWOLAME_STATIC --extra-cxxflags= --extra-ldflags=-pthread --extra-ldexeflags= --extra-libs=-lgomp
  libavutil      56. 70.100 / 56. 70.100
  libavcodec     58.134.100 / 58.134.100
  libavformat    58. 76.100 / 58. 76.100
  libavdevice    58. 13.100 / 58. 13.100
  libavfilter     7.110.100 /  7.110.100
  libswscale      5.  9.100 /  5.  9.100
  libswresample   3.  9.100 /  3.  9.100
  libpostproc    55.  9.100 / 55.  9.100
go to step 0
URL: http://127.0.0.1:3030/sketches/transition2/
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Input #0, image2pipe, from 'pipe:':
  Duration: N/A, bitrate: N/A
  Stream #0:0: Video: png, rgba(pc), 512x640, 30 fps, 30 tbr, 30 tbn, 30 tbc
Stream mapping:
  Stream #0:0 -> #0:0 (png (native) -> h264 (libx264))
[libx264 @ 0000027924616b40] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX FMA3 BMI2 AVX2
[libx264 @ 0000027924616b40] profile High, level 3.0, 4:2:0, 8-bit
[libx264 @ 0000027924616b40] 264 - core 161 - H.264/MPEG-4 AVC codec - Copyleft 2003-2021 - http://www.videolan.org/x264.html - options: cabac=1 ref=3 deblock=1:0:0 analyse=0x3:0x113 me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=12 lookahead_threads=2 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=3 b_pyramid=2 b_adapt=1 b_bias=0 direct=1 weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=25 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
Output #0, mp4, to '333_0.mp4':
  Metadata:
    encoder         : Lavf58.76.100
  Stream #0:0: Video: h264 (avc1 / 0x31637661), yuv420p(tv, progressive), 512x640, q=2-31, 30 fps, 15360 tbn
    Metadata:
      encoder         : Lavc58.134.100 libx264
    Side data:
      cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: N/A
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go to step 1
do one last one, then done
go to step 1
found done done!
frame=   61 fps=0.5 q=-1.0 Lsize=      94kB time=00:00:01.93 bitrate= 399.6kbits/s speed=0.0173x
video:93kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 1.520217%
[libx264 @ 0000027924616b40] frame I:1     Avg QP:22.38  size:  3915
[libx264 @ 0000027924616b40] frame P:16    Avg QP:22.84  size:  4294
[libx264 @ 0000027924616b40] frame B:44    Avg QP:23.37  size:   496
[libx264 @ 0000027924616b40] consecutive B-frames:  3.3%  0.0%  4.9% 91.8%
[libx264 @ 0000027924616b40] mb I  I16..4: 48.7% 50.8%  0.5%
[libx264 @ 0000027924616b40] mb P  I16..4: 21.9% 13.0%  0.5%  P16..4: 44.5%  5.2%  4.4%  0.0%  0.0%    skip:10.6%
[libx264 @ 0000027924616b40] mb B  I16..4:  0.6%  0.3%  0.0%  B16..8: 16.1%  0.3%  0.1%  direct: 3.9%  skip:78.7%  L0:34.6% L1:60.6% BI: 4.8%
[libx264 @ 0000027924616b40] 8x8 transform intra:38.3% inter:87.3%
[libx264 @ 0000027924616b40] coded y,uvDC,uvAC intra: 12.5% 66.1% 20.5% inter: 5.3% 26.7% 1.3%
[libx264 @ 0000027924616b40] i16 v,h,dc,p: 24% 20%  4% 51%
[libx264 @ 0000027924616b40] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 29% 20% 33%  3%  4%  3%  4%  2%  3%
[libx264 @ 0000027924616b40] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 36% 18% 28%  4%  3%  3%  3%  2%  2%
[libx264 @ 0000027924616b40] i8c dc,h,v,p: 39% 27% 15% 18%
[libx264 @ 0000027924616b40] Weighted P-Frames: Y:43.8% UV:43.8%
[libx264 @ 0000027924616b40] ref P L0: 77.6%  6.0% 14.5%  1.6%  0.2%
[libx264 @ 0000027924616b40] ref B L0: 95.0%  4.4%  0.6%
[libx264 @ 0000027924616b40] ref B L1: 97.8%  2.2%
[libx264 @ 0000027924616b40] kb/s:371.58
VIDEO DONE 333 333_0.mp4 172.152  seconds