[FFmpeg-devel] RFC - Uncompressed MP4

[Devon Sookhoo]

Martin, thanks again, I find your comments very helpful. I will do some
more research to determine what the best CLI arguments would be.

On Fri, Oct 4, 2024 at 7:55 PM martin schitter <ms+git at mur.at> wrote:

>
>
> On 04.10.24 18:10, Devon Sookhoo wrote:
> > I thought the option  "-c:v rawvideo"  was the way to go because it's
> used
> > to generate an uncompressed avi file:
> > $ ffmpeg -i input.mp4  -c:v rawvideo  out.avi
>
> For the older simpler file formats, where only a rather small set of
> supported image format configurations were available, this kind of
> handling may indeed have worked sufficient. But even under this rather
> limited circumstances, you always had to take care of the actually used
> pixel format and very often set/correct/enforce it explicitly.
>
> In principle you could adapt such a combination of -c:v rawvideo and
> -pix_fmt for this kind of mp4 content as well, but I doubt that it will
> work satisfactorily in practice. The range of possible configuration
> variants is huge and not all of them correspond in a strict one-to-one
> relation already defined ffmpeg pixel formats.
>
> A more format specific video codec specifier (= -c:v ...) and suitable
> options for all the format specific export configuration parameters
> looks much more useful to me -- but I may be wrong.
>
> martin
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