OBS/obs-studio
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libobs: Fix color space auto-convert blending

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Need premultiplied alpha for this, not straight alpha.
This commit is contained in:
jpark37 2022-04-18 00:17:27 -07:00 committed by Jim
parent 05b673381f
commit 74daf5cbaf
1 changed files with 5 additions and 0 deletions
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5
libobs/obs-source.c
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@ -2615,6 +2615,9 @@ static void source_render(obs_source_t *source, gs_effect_t *effect)
"multiplier"),
multiplier);
gs_blend_state_push();
gs_blend_function(GS_BLEND_ONE, GS_BLEND_INVSRCALPHA);
const size_t passes = gs_technique_begin(tech);
for (size_t i = 0; i < passes; i++) {
gs_technique_begin_pass(tech, i);
@ -2623,6 +2626,8 @@ static void source_render(obs_source_t *source, gs_effect_t *effect)
}
gs_technique_end(tech);
gs_blend_state_pop();
gs_enable_framebuffer_srgb(previous);
}
} else {