[FFmpeg-devel] [PATCH] alac: allow extra data without the ATOM header

[Carl Eugen Hoyos]

Steve Lhomme <robux4 <at> videolabs.io> writes:

> I implemented the same change in VLC.

>From a quick look, you added code to the decoder 
wrapper but how is remuxing supposed to work?

> But I think it would be better if the decoder works 
> with the lighter version of the extra data.

Why?
I mean where would the incomplete extra-data come from?

> Especially as in the decoder the first 12 bytes are 
> just skipped.

But they are in the QT specification or am I wrong?

> > Is vlc supposed to remux alac from mkv to mov?
> 
> For the moment, yes.

How can I reproduce this?

Thank you, Carl Eugen