Created
May 1, 2018 15:01
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ffmpeg code to speed up a video
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| ffmpeg -i intro_to_r.mp4 -filter_complex "[0:v]setpts=0.6666667*PTS[v];[0:a]atempo=1.5[a]" -map "[v]" -map "[a]" intro_to_r2.mp4 | |
| ## r code | |
| ## atempo=1.25 | |
| ## setpts=1/atempo | |
| ffmpeg -i 04_viz_grammar_and_theory.mp4 -filter_complex "[0:v]setpts=0.8*PTS[v];[0:a]atempo=1.25[a]" -map "[v]" -map "[a]" 04_viz_grammar_and_theory2.mp4 |
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