[FFmpeg-user] Can ffmpeg convert these mp4 to that mp4?

[Joanna White]

Hello!

TVs usually fall over if it’s an unsupported frame rate, looks like yours needs it to be 25 FPS. You can can switch this with FFmpeg command:
-r 25

There’s more here:
https://trac.ffmpeg.org/wiki/ChangingFrameRate

Joanna

> On 30 Oct 2019, at 07:45, arthur brogard via ffmpeg-user <ffmpeg-user at ffmpeg.org> wrote:
> 
> I have an old tv that plays usb sticks and we use it for that.
> But some formats pic and video it won't accept.
> Not being into it I don't really understand why or what.
> This time I have a bunch of microbe animations and it plays some and some it says 'unsupported format'.
> I note the details of two of the 'unsupported' formats: 
> 
> 1.  mp4.  1920 x 1080  423kbps  24 fps2.  mp4   1280 x 720  672kbps  30 fps
> and one file that it plays happily:
> mp4  854 x 478  853 kbps  25fps.
> Can anyone detect what the basic problem is and can I fix it by running the files through ffmpeg with the appropriate command line, whatever that might be?
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