Last active
May 15, 2023 11:23
-
-
Save Mr-Z-2697/3d8776f4c3e9a9b569b09cc99643fe19 to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#av1 (all) in one | |
import subprocess | |
import time | |
import vapoursynth as vs | |
from vapoursynth import core | |
source=r'test.mp4' | |
cachefile=r'ffindex' | |
keyint=300 | |
min_keyint=15 | |
clip=core.ffms2.Source(source,cachefile=cachefile) | |
#clip=core.lsmas.LibavSMASHSource(source) | |
################# | |
# Although smashsource filter don't need an indexing process, | |
# it tends to get laggy after some time, so it's deprecated, | |
# but you are the boss. And don't forget to edit the vapoursynth | |
# template below. | |
################# | |
clip=clip.resize.Bicubic(1280,720,format=vs.YUV420P8) | |
sup=core.mv.Super(clip,pel=1) | |
vec=core.mv.Analyse(sup,blksize=32,truemotion=False) | |
clip=core.mv.SCDetection(clip,vec) | |
lastkf=0 | |
frames=clip.num_frames | |
class a: | |
def poll(): | |
return 0 | |
b=c=d=e=f=g=h=i=j=k=l=m=n=o=p=q=r=s=t=u=v=w=x=y=z=a | |
penabled=[a,b,c,d] | |
_g=1 | |
for _n in range(lastkf,frames): | |
_f=clip.get_frame(_n) | |
end=_n==frames-1 | |
if _n-lastkf <= min_keyint: | |
continue | |
elif _n-lastkf >= keyint or _f.props._SceneChangePrev or end: | |
job=True | |
_v=open(f"{lastkf}.vpy","w",encoding='utf-8') | |
concat=open("_concat.txt","a",encoding='utf-8') | |
print(f"file '{lastkf}.ivf'",file=concat) | |
concat.close() | |
print(r'''import vapoursynth as vs | |
from vapoursynth import core | |
clip=core.ffms2.Source(r'{s}',cachefile=r'{c}') | |
#clip=core.lsmas.LibavSMASHSource(r'{s}') | |
clip[{i}:{j}].set_output()'''.format(i=lastkf,j=_n+end,s=source,c=cachefile),file=_v) | |
_v.close() | |
while job: | |
for _i,_x in enumerate(penabled): | |
if _x.poll()==None: | |
time.sleep(0.5) | |
continue | |
else: | |
cmd=f'title piece {lastkf} to {_n+end} of {frames} (roughly {lastkf/frames*100}%) gops: {_g} & vspipe -c y4m "{lastkf}.vpy" - | ffmpeg -hide_banner -i - -c:v libaom-av1 -cpu-used 8 -crf 38 "{lastkf}.ivf" && del "{lastkf}.vpy"' | |
penabled[_i]=subprocess.Popen(cmd,shell=True) | |
lastkf=_n | |
_g+=1 | |
job=False | |
break | |
# Such a low bitrate video don't really deserve a 96k opus. | |
subprocess.run(r'title encoding audio... & ffmpeg -i "{s}" -c:a libopus -b:a 64k -mapping_family 1 -ac 2 -map_metadata -1 -map_chapters -1 _audio.opus'.format(s=source),shell=True) | |
for _i in penabled: | |
_i.wait() | |
subprocess.run(r'ffmpeg -safe 0 -f concat -i _concat.txt -c copy _video.ivf & title all done.',shell=True) | |
input('enter to exit.') |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment