[FFmpeg-devel] [PATCH 5/5] lavc/rawdec: Use AV_PIX_FMT_PAL8 for raw 1 bpp video in AVI
Michael Niedermayer
michael at niedermayer.cc
Fri Jan 29 17:00:09 CET 2016
On Thu, Jan 28, 2016 at 06:19:28AM +0100, Mats Peterson wrote:
> From https://msdn.microsoft.com/en-us/library/windows/desktop/dd318229%28v=vs.85%29.aspx:
>
> "If biCompression equals BI_RGB and the bitmap uses 8 bpp or less,
> the bitmap has a color table immediatelly following the
> BITMAPINFOHEADER structure. The color table consists of an array of
> RGBQUAD values. The size of the array is given by the biClrUsed
> member. If biClrUsed is zero, the array contains the maximum number
> of colors for the given bitdepth; that is, 2^biBitCount colors."
>
> Nothing about "monochrome" here. Unfortunately, pal8 to monow
> conversion seems a bit flaky, but that's another story.
>
> Mats
>
> --
> Mats Peterson
> http://matsp888.no-ip.org/~mats/
> raw.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
> 0490379695eeda012a7bf749bc40cd5a3fb871c0 0005-lavc-rawdec-Use-AV_PIX_FMT_PAL8-for-raw-1-bit-video-.patch
> From 92939adb957e928d154fd2ca778e2d097f02380c Mon Sep 17 00:00:00 2001
> From: Mats Peterson <matsp888 at yahoo.com>
> Date: Thu, 28 Jan 2016 05:43:54 +0100
> Subject: [PATCH 5/5] lavc/rawdec: Use AV_PIX_FMT_PAL8 for raw 1 bpp video in AVI
patchset applied
[...]
--
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
It is dangerous to be right in matters on which the established authorities
are wrong. -- Voltaire
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