8000 added mono to stereo example · Powercoder64/ffmpeg-python@c99e97b · GitHub
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kylemcdonaldkylemcdonald
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added mono to stereo example
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‎examples/README.md

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@@ -115,6 +115,36 @@ out = ffmpeg.output(v3, a3, 'out.mp4')
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out.run()
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```
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## Mono to stereo with offsets and video
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<img src="https://raw.githubusercontent.com/kkroening/ffmpeg-python/master/examples/graphs/mono-to-stereo.png" alt="mono-to-stereo graph" width="80%" />
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```python
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audio_left = (
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ffmpeg
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.input('audio-left.wav')
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.filter('atrim', start=5)
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.filter('asetpts', 'PTS-STARTPTS')
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)
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audio_right = (
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ffmpeg
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.input('audio-right.wav')
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.filter('atrim', start=10)
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.filter('asetpts', 'PTS-STARTPTS')
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)
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input_video = ffmpeg.input('input-video.mp4')
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(
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ffmpeg
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.filter((audio_left, audio_right), 'join', inputs=2, channel_layout='stereo')
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.output(input_video.video, 'output-video.mp4', shortest=None, vcodec='copy')
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.overwrite_output()
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.run()
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)
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```
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## [Jupyter Frame Viewer](https://github.com/kkroening/ffmpeg-python/blob/master/examples/ffmpeg-numpy.ipynb)
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<img src="https://raw.githubusercontent.com/kkroening/ffmpeg-python/master/doc/jupyter-screenshot.png" alt="jupyter screenshot" width="75%" />

‎examples/graphs/mono-to-stereo.png

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