From: Christian König <deathsimple@vodafone.de>
Date: Sat, 7 May 2011 12:51:06 +0000 (+0200)
Subject: vdpau: as long as we don't have a background picture we don't want an alpha channel
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=e0cc970a54660035942ef8f8db122835e1407676;p=mesa.git

vdpau: as long as we don't have a background picture we don't want an alpha channel
---

diff --git a/src/gallium/state_trackers/vdpau/output.c b/src/gallium/state_trackers/vdpau/output.c
index 0257d38017a..72e63fc2f32 100644
--- a/src/gallium/state_trackers/vdpau/output.c
+++ b/src/gallium/state_trackers/vdpau/output.c
@@ -81,6 +81,10 @@ vlVdpOutputSurfaceCreate(VdpDevice device,
 
    memset(&sv_templ, 0, sizeof(sv_templ));
    u_sampler_view_default_template(&sv_templ, res, res->format);
+
+   // as long as we don't have a background picture we don't want an alpha channel
+   sv_templ.swizzle_a = PIPE_SWIZZLE_ONE;
+
    vlsurface->sampler_view = context->create_sampler_view(context, res, &sv_templ);
    if (!vlsurface->sampler_view) {
       FREE(dev);