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以KeyFrame切割

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This commit is contained in:
Jerry Yan 2022-03-29 16:56:29 +08:00
parent 124cae105e
commit a43b47c0b8
1 changed files with 2 additions and 2 deletions
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4
quick_split_video.py
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@ -11,7 +11,7 @@ OVERFLOW_SEC = 4
def get_video_real_duration(filename): def get_video_real_duration(filename):
ffmpeg_process = subprocess.Popen([ ffmpeg_process = subprocess.Popen([
"ffmpeg", "-i", filename, "-c", "copy", "-f", "null", "-" "ffmpeg", "-hide_banner", "-i", filename, "-c", "copy", "-f", "null", "-"
], stdout=subprocess.PIPE, stderr=subprocess.PIPE) ], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
result = "0:0:0.0" result = "0:0:0.0"
for line in ffmpeg_process.stderr.readlines(): for line in ffmpeg_process.stderr.readlines():
@ -44,9 +44,9 @@ if __name__ == '__main__':
print("BIAS_T", current_sec) print("BIAS_T", current_sec)
split_process = subprocess.Popen([ split_process = subprocess.Popen([
"ffmpeg", "-y", "-hide_banner", "-progress", "-", "-v", "0", "ffmpeg", "-y", "-hide_banner", "-progress", "-", "-v", "0",
"-ss", str(current_sec),
"-i", input_file, "-c", "copy", "-f", "mp4", "-i", input_file, "-c", "copy", "-f", "mp4",
"-t", str(EACH_SEC + OVERFLOW_SEC), "-t", str(EACH_SEC + OVERFLOW_SEC),
"-ss", str(current_sec),
"{}.mp4".format(current_dt) "{}.mp4".format(current_dt)
]) ])
split_process.wait() split_process.wait()