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vo_gpu_next: fix slight performance regression 

This logic, which was working around a libplacebo bug, ended up always
alpha blending - even for sources without an alpha channel. This caused
a minor slowdown to be constantly enabled.

Due to the recent bump to libplacebo v170, this is no longer needed.
This commit is contained in:
Niklas Haas 2021-11-10 10:38:58 +01:00
parent 69527077c1
commit c413720801
1 changed files with 1 additions and 3 deletions
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4
video/out/placebo/utils.c
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@ -154,9 +154,7 @@ enum pl_color_levels mp_levels_to_pl(enum mp_csp_levels levels)
enum pl_alpha_mode mp_alpha_to_pl(enum mp_alpha_type alpha)
{
switch (alpha) {
// Note: Older versions of libplacebo incorreclty handled PL_ALPHA_UNKNOWN
// as premultiplied, so explicitly default this to independent instead.
case MP_ALPHA_AUTO: return PL_ALPHA_INDEPENDENT;
case MP_ALPHA_AUTO: return PL_ALPHA_UNKNOWN;
case MP_ALPHA_STRAIGHT: return PL_ALPHA_INDEPENDENT;
case MP_ALPHA_PREMUL: return PL_ALPHA_PREMULTIPLIED;
}