[FFmpeg-devel] [PATCH 1/2] libavcodec/zmbv: change 24-bit decoder channel order, from RGB24 to BGR24

Tomas Härdin tjoppen at acc.umu.se
Wed Mar 27 11:42:04 EET 2019


tis 2019-03-26 klockan 22:13 +0000 skrev Matthew Fearnley:
> This brings the channel order in line with that used in 32-bit mode (BGR0).
> 
> 24-bit decoding is disabled by default (#ifdef ZMBV_ENABLE_24BPP), and no
> prior encoders or sample videos are known to exist for this bit depth, so
> I consider this change in implementation is unlikely to affect anyone.
> 
> The decision has been made in agreement with the DOSBox Development Team
> > (dosbox.crew at gmail.com), specifically with harekiet, who wrote the original
> codec.

I can confirm this

> Additional minor fix: use PTRDIFF_SPECIFIER for `src - c->decomp_buf`.
> Other bit depths saw this change in ced0d6c14d, but this instance was
> missed, presumably because of the #ifdef block.

I think it'd be best to split this off into its own patch, even if it's
trivial

/Tomas


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