Commit ·
4ca2ffd
1
Parent(s): 779feb1
even fewer pixels
Browse files- hls_download.py +50 -48
hls_download.py
CHANGED
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@@ -1,48 +1,50 @@
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import subprocess
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import os
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def download_clips(stream_url, out_dir, start_time, end_time, resize=True):
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output_file = os.path.join(out_dir, f"train_{len(os.listdir(out_dir))}.mp4")
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tmp_file = os.path.join(out_dir, f"train_{len(os.listdir(out_dir))}_tmp.mp4")
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yt_dlp_cmd = [
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'yt-dlp',
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'--download-sections', f'*{start_time}-{end_time}',
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stream_url,
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'-o', tmp_file
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]
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print(' '.join(yt_dlp_cmd))
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try:
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subprocess.run(yt_dlp_cmd, check=True, capture_output=True, text=True)
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except subprocess.CalledProcessError as e:
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print(f"Error occurred: {e}")
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print(f"yt-dlp output: {e.output}")
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return None
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if resize: # resize and convert to 30 fps
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ffmpeg_cmd = [
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'ffmpeg',
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'-i', tmp_file,
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'-c:v', 'libx264',
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'-preset', 'veryfast',
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'-crf', '23',
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'-r', '30',
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'-maxrate', '2M',
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'-bufsize', '4M',
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'-vf', f"scale=-2:
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'-c:a', 'aac',
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'-b:a', '128k',
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'-y',
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output_file
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]
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print(f"
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import subprocess
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import os
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def download_clips(stream_url, out_dir, start_time, end_time, resize=True):
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output_file = os.path.join(out_dir, f"train_{len(os.listdir(out_dir))}.mp4")
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tmp_file = os.path.join(out_dir, f"train_{len(os.listdir(out_dir))}_tmp.mp4")
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yt_dlp_cmd = [
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'yt-dlp',
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'--download-sections', f'*{start_time}-{end_time}',
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stream_url,
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'-o', tmp_file
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]
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print(' '.join(yt_dlp_cmd))
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try:
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subprocess.run(yt_dlp_cmd, check=True, capture_output=True, text=True)
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except subprocess.CalledProcessError as e:
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print(f"Error occurred: {e}")
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print(f"yt-dlp output: {e.output}")
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return None
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print(f"Downloaded {output_file}")
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if resize: # resize and convert to 30 fps
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ffmpeg_cmd = [
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'ffmpeg',
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'-i', tmp_file,
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'-c:v', 'libx264',
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'-preset', 'veryfast',
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'-crf', '23',
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'-r', '30',
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'-maxrate', '2M',
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'-bufsize', '4M',
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'-vf', f"scale=-2:300",
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'-c:a', 'aac',
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'-b:a', '128k',
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'-y',
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output_file
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]
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print(' '.join(ffmpeg_cmd))
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try:
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subprocess.run(ffmpeg_cmd, check=True, capture_output=True, text=True)
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except subprocess.CalledProcessError as e:
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print(f"Error occurred: {e}")
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print(f"ffmpeg output: {e.output}")
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return None
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else:
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os.rename(tmp_file, output_file)
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print(f"Converted {output_file}")
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return output_file
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