[FFmpeg-devel] [PATCH 3/6] dvbsubdec: always return the whole buffer as consumed bytes

Marton Balint cus at passwd.hu
Sun Oct 6 15:11:19 CEST 2013


On Sat, 5 Oct 2013, Reimar Döffinger wrote:

> On Sat, Oct 05, 2013 at 07:34:55PM +0200, Marton Balint wrote:
>> We don't want leftover junk bytes to be accidentally feeded to us again.
>
> But is there any check that those are actually junk bytes?
> Shouldn't we in principle try to ensure they are?
> Or if we don't expect to encounter such warn?
> Possibly fail if strict is set?
> Just suggestions, based on me not particularly liking silently
> throwing away stuff that _could_ be relevant with no way at all for
> an application to detect that case...

You have a point, but I think adding a simple av_dlog in case of leftover 
bytes is enough. It can be done easily, and it would help the users to 
determine if something does go wrong and the leftover bytes aren't really 
junk. I will update the patch soon.

Regards,
Marton


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