Faster video cutting.

[audio.git] / src / youtube / utils.py

diff --git a/src/youtube/utils.py b/src/youtube/utils.py
index 42ebc91..6c95c69 100644 (file)
--- a/src/youtube/utils.py
+++ b/src/youtube/utils.py
@@ -52,7 +52,7 @@ def video_from_image(img_path, duration, fps=25, cache=True):
 
 def cut_video(video_path, duration):
     return process_to_file(
-        ['ffmpeg', '-y', '-i', video_path, '-t', str(duration)],
+        ['ffmpeg', '-y', '-i', video_path, '-t', str(duration), '-c', 'copy'],
         'cut-',
         '.mkv'
     )
@@ -101,6 +101,7 @@ def mux(channels, output_path=None):
     args = ['ffmpeg', '-y']
     for c in channels:
         args.extend(['-i', c])
+    args.extend(['-c', 'copy'])
     return process_to_file(args, 'mux-', '.mkv', output_path=output_path)