" Removing MP4 encoding information " I have tried the formula of interpretation but I have compared it with such an error.

" Unknown bitstream filter h264_changesps "

What am I supposed to do?

  • That filter is only available in the ffmpeg version available from the link I gave there. If you've already downloaded it, make sure you are not invoking anoher ffmpeg binary found in your path.
    – Gyan
    Feb 21 '17 at 19:54
  • I understand. Thank you. How to change " Writing application : Lavf57.66.101 " Example : " Writing application : wtfheroes "
    – user18109
    Feb 21 '17 at 20:08

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