LineageOS/android_vendor_qcom_opensource_display-commonsys-intf
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hwc: Use correct z-order in video overlay

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Set z-order of video layer to 0 and framebuffer to 1 in case
of video overlay composition so that the blending takes effect.
Also set is_fg OFF for framebuffer.

Change-Id: I05f930074d265d690f29a1003b7c28077df89bbf
CRs-fixed: 458180
This commit is contained in:
Sravan Kumar D.V.N
2013-03-15 08:51:16 +05:30
committed by Gerrit - the friendly Code Review server
parent 22dd8e7ef2
commit b5ed029da8
5 changed files with 42 additions and 8 deletions
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3
libhwcomposer/hwc_utils.cpp
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@@ -298,6 +298,7 @@ void setListStats(hwc_context_t *ctx,
ctx->listStats[dpy].fbLayerIndex = list->numHwLayers - 1;
ctx->listStats[dpy].skipCount = 0;
ctx->listStats[dpy].needsAlphaScale = false;
ctx->listStats[dpy].preMultipliedAlpha = false;
ctx->listStats[dpy].yuvCount = 0;
for (size_t i = 0; i < list->numHwLayers; i++) {
@@ -320,6 +321,8 @@ void setListStats(hwc_context_t *ctx,
if(layer->transform & HWC_TRANSFORM_ROT_90)
ctx->mNeedsRotator = true;
}
if(layer->blending == HWC_BLENDING_PREMULT)
ctx->listStats[dpy].preMultipliedAlpha = true;
if(!ctx->listStats[dpy].needsAlphaScale)
ctx->listStats[dpy].needsAlphaScale = isAlphaScaled(layer);