[FFmpeg-devel] [PATCH v9] lavc/rawdec: Remove monowhite switching code for 1 bpp AVI without a palette

Michael Niedermayer michael at niedermayer.cc
Fri Feb 12 13:00:10 CET 2016


On Fri, Feb 12, 2016 at 12:31:56PM +0100, Mats Peterson wrote:
> On 02/12/2016 12:02 PM, Mats Peterson wrote:
> >On 02/12/2016 11:26 AM, Mats Peterson wrote:
> >>Now handles non-standard 8 bpp raw AVI files created with "-vcodec
> >>rawvideo" that contain the palette at the end of each frame, like nut.
> >>
> >>8 bpp raw QuickTime files created with "-vcodec rawvideo" won't work
> >>quite right, because they contain a palette both in the video sample
> >>description and at the end of each frame, which currently causes the
> >>stride to be calculated incorrectly. They are hugely non-standard anyway.
> >>
> >
> >Furthermore, the strides of AVI and QuickTime files created with
> >"-vcodec rawvide" are not according to standards. That's not my problem,
> >though.
> >
> >Mats
> >
> 
> And with this patch applied, the only way to create a standards
> compliant 1 bpp raw AVI or QuickTime file from an existing compliant
> AVI or QuickTime file is to use "-vcodec copy", since "-vcodec
> rawvideo" will produce a file with incorrect stride.

can you fix that ?
it is very important that generated files are correct and compliant
to specs

[...]
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