[FFmpeg-user] ffmpeg created prores 444 still not identified correctly by Quicktime player?

[Robert Krüger]

On Wed, May 15, 2013 at 3:28 PM, Sam Marrocco <
smarrocco at ringsidecreative.com> wrote:

>
> On 5/15/2013 9:16 AM, Carl Eugen Hoyos wrote:
>
> Sam Marrocco <smarrocco <at> ringsidecreative.com> writes:
>
>
>
> Is it possible to get the fourCC issue/fix committed
>
>
>
>
>
> so this can be fixed?
>
>
>
> To fix what?
>
> FFmpeg currently does not support alpha in prores (4444).
> It does support encoding opaque 444 in prores and the
> resulting file plays fine with QT (afaict).
>
>
>
>
> I don't recall ever mentioning alpha support in prores (4444). You are
> confusing something Timothy G. brought up with the original issue of this
> thread.
>
> This thread, as revisited, was to restate the issue concerning the
> previously mentioned bug whereas quicktime movies encoded as prores 4444
> with ffmpeg do not (apparently) have the fourCC set correctly. Thus,
> although the image contains the correct data and plays in quicktime player,
> quicktime player does *not* display the information regarding the file type
> correctly--it shows as Apple Prores 422 in the quicktime Movie Inspector,
> which apparently reads the fourcc value (which is incorrect).
>
>
> sam marrocco | chief technical officer
> ringside.cutters.picnic.**moonlink
>
> 248 548 2500 w
> 248 910 3344 c
>
> ringsidecreative.com
>
> <http://ringsidecreative.com/>
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just post your command line and then run ffprobe on the prores file to see
if the fourcc is correct and post this here.