[FFmpeg-user] JPG/PNG images render in incorrect orientation in MP4 output file and can't be combined in same MP4 video

Nicolas George george at nsup.org
Fri Jul 9 00:42:27 EEST 2021

Mark Dougherty (12021-07-08):
> ffmpeg -hide_banner -f concat -safe 0 -I test-ffmpeg.Txt -c:v libx264 -r 30 -pix_fmt yuv420p test-ffmpeg.mp4

You should not be using -hide_banner if you want help.

You should not be using -f concat if you are transcoding.

> I can't mix both JPG and PNG image files in the same input text file.

That is normal:

# All files must have the same streams (same codecs, same time base,
# etc.).


  Nicolas George
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