[FFmpeg-devel] [PATCH] HAM6/HAM8 support for IFF demuxer/decoder

Sebastian Vater cdgs.basty
Thu May 6 20:19:56 CEST 2010


Sebastian Vater a ?crit :
> M?ns Rullg?rd a ?crit :
>   
>> Sebastian Vater <cdgs.basty at googlemail.com> writes:      
>>     
>>> Just a short question regarding this...is avcodec/decode_init called
>>> _before_ avformat/read_packet?
>>>     
>>>       
>> That question doesn't make sense.  They are completely independent.
>>
>>   
>>     
>
> Nope, because both call ff_cmap_read_palette, while ff_cmap_read_palette
> accesses avctx->priv_data, which contains the local structure for the
> transfered extradata.
>
> In case decode_init is run after read_packet this structure hasn't been
> initialized yet, since that's done in decode_init.
>
>   

Oh forgot to add the patch replying this, just look at decode_init and
old iff_read_packet, then you'll understand what my problem is (if it's
one).

-- 

Best regards,
                   :-) Basty/CDGS (-:

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