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ffmpeg_notes [2021-06-16 14:33] – [video -> image sequence] nikffmpeg_notes [2021-06-19 07:41] (current) – [concat] nik
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 ====image sequence  → video==== ====image sequence  → video====
  
-''ffmpeg -r 1/5 -i %05d.jpg -c:v libx265 -vf "fps=25out.mkv''+''ffmpeg -i %05d.jpg -c:v libx265 -25 out.mkv''
 ==== concat ==== ==== concat ====
  
-a list of files (e.g. named files.txt)\\+create a list of files (e.g. named files.txt)\\
 ''file 'dust_and_shadow_28min.mp4' ''\\ ''file 'dust_and_shadow_28min.mp4' ''\\
 ''file 'dust_and_shadow_black.mp4' ''\\ ''file 'dust_and_shadow_black.mp4' ''\\
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 ''ffmpeg -f concat -i files.txt -c copy dust_and_shadow_30min.mp4'' ''ffmpeg -f concat -i files.txt -c copy dust_and_shadow_30min.mp4''
  
-also -https://stackoverflow.com/questions/7333232/how-to-concatenate-two-mp4-files-using-ffmpeg+alternatively, partial automation...\\ 
 +''ls *.mp4 | while read each; do echo "file '$each'" >> files.txt; done\\ 
 +ffmpeg -f concat -files.txt -c copy 000-qualia-RN101.mkv''
  
 +also -> https://stackoverflow.com/questions/7333232/how-to-concatenate-two-mp4-files-using-ffmpeg
 ====ffmpeg filters  ==== ====ffmpeg filters  ====
  
  • ffmpeg_notes.1623854019.txt.gz
  • Last modified: 2021-06-16 14:33
  • by nik