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gralloc: Avoid unnecessary overlay set calls for HDMI

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Call setPosition and setParameter for HDMI only when there is a
change in the rotation or position.

Change-Id: Id11b58408607c2f9799bb332c30d52f52957ec4e
This commit is contained in:
Arun Kumar K.R 2011-03-08 19:03:09 -08:00 committed by Govind Surti
parent 64527a8af1
commit 1ae5a28caa
1 changed files with 15 additions and 4 deletions
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19
libgralloc-qsd8k/framebuffer.cpp
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@ -1,6 +1,6 @@
/*
* Copyright (C) 2008 The Android Open Source Project
* Copyright (c) 2010, Code Aurora Forum. All rights reserved.
* Copyright (c) 2010-2011 Code Aurora Forum. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@ -312,13 +312,24 @@ static void *hdmi_ui_loop(void *ptr)
break;
}
}
pTemp->setParameter(OVERLAY_TRANSFORM,
rot);
int currentOrientation = 0;
pTemp->getOrientation(currentOrientation);
if(rot != currentOrientation) {
pTemp->setParameter(OVERLAY_TRANSFORM,
rot);
}
EVEN_OUT(asX);
EVEN_OUT(asY);
EVEN_OUT(aswidth);
EVEN_OUT(asheight);
pTemp->setPosition(asX, asY, aswidth, asheight);
int currentX = 0, currentY = 0;
uint32_t currentW = width, currentH = height;
if (pTemp->getPosition(currentX, currentY, currentW, currentH)) {
if ((currentX != asX) || (currentY != asY) || (currentW != aswidth)
|| (currentH != asheight)) {
pTemp->setPosition(asX, asY, aswidth, asheight);
}
}
pTemp->queueBuffer(m->currentOffset);
}
}