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62 lines
2.3 KiB
62 lines
2.3 KiB
9 months ago
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from glob import glob
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import os
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import subprocess
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base_folder = f'C:{os.sep}Users{os.sep}Zoltan{os.sep}Videos{os.sep}'
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save_file = "converted.txt"
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def get_video_length(filename):
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result = subprocess.run(["ffprobe", "-v", "error", "-show_entries",
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"format=duration", "-of",
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"default=noprint_wrappers=1:nokey=1", filename],
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stdout=subprocess.PIPE,
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stderr=subprocess.STDOUT)
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return float(result.stdout)
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def create_temp_file_name(split):
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return f'{split[0]}{os.sep}TEMP_{split[1]}'
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file_names = glob(f'{base_folder}*{os.sep}*.mp4')
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f = open(save_file, "r+")
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converted_files = [line.rstrip(os.linesep) for line in f]
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for file_name in file_names:
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if(file_name not in converted_files):
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split = file_name.rsplit(os.sep,1)
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temp_name = create_temp_file_name(split)
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print(f'Convert started: {file_name}')
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os.system(f'ffmpeg -v quiet -stats -hwaccel cuda -i \"{file_name}\" -preset veryfast -c:v libx264 -crf 18 -c:a copy \"{temp_name}\"')
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os.remove(file_name)
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os.rename(temp_name,f'{split[0]}{os.sep}{split[1]}')
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f.write(file_name+os.linesep)
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clips = glob(f'{base_folder}*.mp4')
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for clip in clips:
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if(clip not in converted_files):
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split = clip.rsplit(os.sep,1)
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temp_name = create_temp_file_name(split)
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file_stats = os.stat(clip)
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duration = get_video_length(clip)
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tries = 0
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under_25 = False
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while not under_25:
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bitrate = ( 24 * 8192.0 ) / ( 1.048576 * duration ) * (1- tries*0.05)
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print(f'Duration: {duration} Bitrate: {bitrate} Tries: {tries+1}')
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print(f'Convert started: {clip}')
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os.system(f'ffmpeg -v quiet -stats -i \"{clip}\" -c:v libx264 -preset veryfast -b {bitrate:.0f}k -c:a copy \"{temp_name}\"')
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temp_file_stat = os.stat(temp_name)
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print(f'file size stats: {temp_file_stat.st_size}, ------> {(temp_file_stat.st_size / (1024 * 1024))}')
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if(25>(temp_file_stat.st_size / (1024 * 1024))):
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under_25 = True
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os.remove(clip)
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os.rename(temp_name,f'{split[0]}{os.sep}{split[1]}')
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else:
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tries +=1
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os.remove(temp_name)
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f.write(clip+os.linesep)
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