101 lines
4.2 KiB
Python
101 lines
4.2 KiB
Python
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#!/usr/bin/python
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# -*- coding: utf-8 -*-
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import time
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# pip install ffmpeg-python
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import ffmpeg
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from pathlib import Path
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def available_files(folder: str | Path | None = None, starts_w: str | None = None,
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contains: str | list[str] | tuple[str] | None = None,
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suffix: str = '.log'):
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"""
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generates all the available filenames
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"""
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if folder is None:
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folder = Path('.')
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else:
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if isinstance(folder, str):
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folder = Path(folder)
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if not isinstance(folder, Path):
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raise ValueError(f'Wrong type for folder: expected str | Path | None, found {type(folder)}')
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if not folder.is_dir():
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raise ValueError(f'folder parameter must point to a directory: {folder}')
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for f in folder.iterdir():
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if f.is_file() and f.suffix == suffix:
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if starts_w is not None and not f.name.startswith(starts_w):
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continue
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if contains is not None:
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if isinstance(contains, str):
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# a single string
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if contains not in f.name:
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continue
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if isinstance(contains, list):
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keep_it = False
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for con in contains:
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if con in f.name:
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keep_it = True
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break
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if not keep_it:
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continue
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yield f
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def get_duration(file_path):
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probe = ffmpeg.probe(file_path)
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return float(probe['format']['duration'])
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def main():
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pass
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# PS C:\DV Capture\My Video\Video> history
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#
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# Id CommandLine
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# -- -----------
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# 1 dir
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# 2 ffmpeg -i '.\My Video 20090106-15.05.15.avi' -c:v libx265 -crf 22 -preset slow -c:a aac -b:a 192k output.mp4
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# 3 ffmpeg -i '.`My Video 20100106-15.05.15.avi' -c:v libx265 -crf 22 -preset slow -c:a aac -b:a 192k output.mp4
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# 4 ffmpeg -i ".\My Video 20100106-15.05.15.avi" -c:v libx265 -crf 22 -preset slow -c:a aac -b:a 192k output.mp4
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# 5 ffmpeg -i ".\My Video 20100106-15.04.41.avi" -c:v libx265 -crf 22 -preset slow -c:a aac -b:a 192k output.mp4
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# 6 ffmpeg -i ".\My Video 20100106-15.04.41.avi" -vf idet -frames:v 500 -an -f null -
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# 7 ffmpeg -i ".\My Video 20100106-15.04.41.avi" -vf "bwdif" -c:v libx265 -crf 22 -preset slow -c:a aac -b:a 192k output_d.mp4
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# 8 ffmpeg -i ".\My Video 20100106-15.04.41.avi" -vf "bwdif" -c:v libx265 -crf 22 -c:a aac -b:a 192k output_d2.mp4
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# 9 ffmpeg -hwaccel cuda -hwaccel_output_format cuda -i ".\My Video 20100106-15.04.41.avi" -vf "yadif_cuda=1" -c:v hevc_nvenc -preset slow -cq 22 -c:a aac -b:a 192k output_d3...
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# 10 ffmpeg -hwaccel cuda -hwaccel_output_format cuda -i ".\My Video 20100106-15.04.41.avi" -vf "format=nv12, yadif_cuda=1" -c:v hevc_nvenc -preset slow -cq 22 -c:a aac -b:a 1...
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# 11 history
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# 12 nvidia-smi
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# 13 ffmpeg -i ".\My Video 20100106-15.04.41.avi" -vf "yadif_cuda=1" -c:v hevc_nvenc -preset slow -cq 22 -c:a aac -b:a 192k output_d3.mp4
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# 14 ffmpeg -hwaccel cuda -hwaccel_output_format cuda -i ".\My Video 20100106-15.04.41.avi" -vf "bwdif" -c:v hevc_nvenc -preset slow -cq 22 -c:a aac -b:a 192k output_d3.mp4
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if __name__ == '__main__':
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# main()
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# base_folder = Path('C:/DV Capture/My Video/Video')
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base_folder = Path('C:/Hmc/DV_out/C02_')
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total_duration = 0
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for f in available_files(base_folder, suffix='.avi'):
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prb = ffmpeg.probe(f)
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streams = prb.get('streams')
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frmt = prb.get('format')
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dur = float(frmt.get('duration'))
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frc = 1000 * (dur - int(dur))
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total_duration += dur
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human_dur = time.strftime('%H:%M:%S', time.gmtime(dur))
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print(f'------------------ {f} {human_dur}.{frc:03.0f} {dur}')
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# print(f'Streams: {streams}')
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# for n, stream in enumerate(streams):
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# print(f'S:{n}')
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# for k, v in stream.items():
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# print(f' {k}: {v}')
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# print('Format:')
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# for k, v in frmt.items():
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# print(f'{k}: {v}')
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# break
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frc = 1000 * (total_duration - int(total_duration))
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human_t_dur = time.strftime('%H:%M:%S', time.gmtime(total_duration))
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print(f'Totale: {human_t_dur}.{frc:03.0f} {total_duration}')
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