[FFmpeg-devel] [PATCH 4/4] dpx: fix endianess for RGB 8bits

Christophe Gisquet christophe.gisquet at gmail.com
Thu Aug 14 11:48:20 CEST 2014


2014-08-14 5:01 GMT+02:00 Michael Niedermayer <michaelni at gmx.at>:
> On Wed, Aug 13, 2014 at 10:21:54AM +0000, Christophe Gisquet wrote:
>>      case 50081:
>> +        avctx->pix_fmt = AV_PIX_FMT_BGR24;
>> +        break;
> this possibly breaks decoding of
> checkerboard_1080p_nuke_bigendian_8bit_noalpha.dpx
> the cross in the middle is displayed as cyan while the other samples
> have it yellow

And DLAD_8b_3c_big.dpx has the reverse :-(

I don't know what additional information is missing to correctly
decode them, nor if it's an encoder bug.

Note: -1994 spec is marked as V1.0 and -2003 one as V2.0, but both
specify the scan line boundary thing.


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