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comments + default encoding settings

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Zen 2020-01-11 09:27:13 +02:00
parent d008f8bc96
commit 15d569969c
1 changed files with 5 additions and 2 deletions
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7
main.py
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@ -26,6 +26,9 @@ except ImportError:
DEFAULT_ENCODE = ' -h 40 -w 70 --passes=1 --tile-columns=2 --tile-rows=2 --cpu-used=8 --end-usage=q --cq-level=63 --aq-mode=0' DEFAULT_ENCODE = ' -h 40 -w 70 --passes=1 --tile-columns=2 --tile-rows=2 --cpu-used=8 --end-usage=q --cq-level=63 --aq-mode=0'
DEFAULT_AUDIO = '-c:a libopus -ac 1 -b:a 12k' DEFAULT_AUDIO = '-c:a libopus -ac 1 -b:a 12k'
#-w 252 -h 144
DEFAULT_ENCODE = ' -w 70 -h 40 --passes=1 --cpu-used=8 --end-usage=q --cq-level=63 --aq-mode=0'
DEFAULT_AUDIO = '-c:a libopus -ac 1 -b:a 24k'
FFMPEG = 'ffmpeg -hide_banner -loglevel warning ' FFMPEG = 'ffmpeg -hide_banner -loglevel warning '
@ -117,8 +120,7 @@ def setup(input_file):
def extract_audio(input_vid, audio_params): def extract_audio(input_vid, audio_params):
""" """
Extracting audio from video file Extracting audio from video file
Encoding audio to opus. Encoding audio if needed
Posible to -acodec copy to .mkv container without reencoding
""" """
cmd = f'{FFMPEG} -i {join(os.getcwd(),input_vid)} -vn {audio_params} {join(os.getcwd(),"temp","audio.mkv")}' cmd = f'{FFMPEG} -i {join(os.getcwd(),input_vid)} -vn {audio_params} {join(os.getcwd(),"temp","audio.mkv")}'
Popen(cmd, shell=True).wait() Popen(cmd, shell=True).wait()
@ -127,6 +129,7 @@ def extract_audio(input_vid, audio_params):
def split_video(input_vid): def split_video(input_vid):
""" """
PySceneDetect used split video by scenes and pass it to encoder PySceneDetect used split video by scenes and pass it to encoder
Optimal threshold settings 15-50
""" """
cmd2 = f'scenedetect -q -i {input_vid} --output temp/split detect-content --threshold 50 split-video -c' cmd2 = f'scenedetect -q -i {input_vid} --output temp/split detect-content --threshold 50 split-video -c'
call(cmd2, shell=True) call(cmd2, shell=True)