On Sat, Feb 15, 2020 at 10:10:45AM +0100, Carl Eugen Hoyos wrote: > Hi! > > Transparency levels are currently changed when reading bgra and > friends, this patch changes behaviour and fixes ticket #8509. > > Please comment, Carl Eugen
> libswscale/input.c | 6
> tests/ref/fate/ffmpeg-filter_colorkey | 20 +-
> tests/ref/fate/filter-overlay-dvdsub-2397 | 180
> +++++++++++++-------------
> tests/ref/fate/filter-overlay_gbrap_gbrap | 2
> tests/ref/fate/filter-overlay_gbrp_gbrap | 2
> tests/ref/fate/filter-overlay_yuv420_yuva420 | 2
> tests/ref/fate/filter-overlay_yuv422_yuva422 | 2
> tests/ref/fate/filter-overlay_yuv444_yuva444 | 2
> tests/ref/fate/filter-overlay_yuva420_yuva420 | 2
> tests/ref/fate/filter-overlay_yuva422_yuva422 | 2
> tests/ref/fate/filter-overlay_yuva444_yuva444 | 2
> 11 files changed, 111 insertions(+), 111 deletions(-)
> d8ed3bafeca2ed15b41a2fca0dc5600e3aeab671
> 0001-lsws-input-Do-not-change-transparency-range.patch
> From a71053df9131be803d9a359a7232e5193747f351 Mon Sep 17 00:00:00 2001
> From: Carl Eugen Hoyos <ceffm...@gmail.com>
> Date: Sat, 15 Feb 2020 10:07:51 +0100
> Subject: [PATCH] lsws/input: Do not change transparency range.
>
> Fixes ticket #8509.
[...]
> @@ -457,7 +457,7 @@ static void palToA_c(uint8_t *_dst, const uint8_t *src,
> const uint8_t *unused1,
> for (i=0; i<width; i++) {
> int d= src[i];
>
> - dst[i]= (pal[d] >> 24)<<6;
> + dst[i]= (pal[d] >> 24)<<6 | pal[d]>>2;
this looks wrong, theres a 24 missing in some form
thx
[...]
--
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
Many things microsoft did are stupid, but not doing something just because
microsoft did it is even more stupid. If everything ms did were stupid they
would be bankrupt already.
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