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ffmpeg video and audio transformation examples.
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| # make video with pictures | |
| ffmpeg.exe -framerate 0.375 -i .\photos\%d.png -i .\audio_3886dab2976147ad8046875a45f5b8cc.wav -c:v libx264 -pix_fmt yuv420p -c:a aac -strict experimental -b:a 192k output-1.mp4 | |
| # extract audio from video | |
| ffmpeg.exe -i input.mp4 -vn -acodec copy output.aac | |
| # audio aac to mp3 | |
| ffmpeg.exe -i output1.aac -c:a libmp3lame -ar 16000 -q:a 2 output1.mp3 |
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