Android/frameworks_base
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

am d1b8019a: am ae5bd2b9: am d8c752ef: Merge change Ib548dbb2 into eclair

Browse Source 
Merge commit 'd1b8019a69d186df74f072cc51b413e34c3016f4'

* commit 'd1b8019a69d186df74f072cc51b413e34c3016f4':
  improve video performance to minimize the tearing effect seen in 720p movies
This commit is contained in:
Mathias Agopian
2009-12-10 17:15:02 -08:00
committed by Android Git Automerger
parent 80ffd8c5ae d1b8019a69
commit 54db799ada
1 changed files with 15 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
libs/surfaceflinger/LayerBuffer.cpp
View File

@@ -120,9 +120,7 @@ uint32_t LayerBuffer::doTransaction(uint32_t flags)
source->onTransaction(flags);
uint32_t res = LayerBase::doTransaction(flags);
// we always want filtering for these surfaces
if (!(mFlags & DisplayHardware::SLOW_CONFIG)) {
mUseLinearFiltering = true;
}
mUseLinearFiltering = !(mFlags & DisplayHardware::SLOW_CONFIG);
return res;
}
@@ -371,25 +369,33 @@ LayerBuffer::BufferSource::BufferSource(LayerBuffer& layer,
// note that the size of this buffer doesn't really matter,
// the final image will always be drawn with proper aspect ratio.
int w = buffers.w;
int h = buffers.h;
int w = layer.mTransformedBounds.width();
int h = layer.mTransformedBounds.height();
if (buffers.w * h != buffers.h * w) {
int t = w; w = h; h = t;
}
if (buffers.w * h == buffers.h * w) {
// same pixel area, don't use filtering
layer.mUseLinearFiltering = false;
}
mTempGraphicBuffer.clear();
mTempGraphicBuffer = new GraphicBuffer(
w, h, HAL_PIXEL_FORMAT_RGBX_8888,
w, h, HAL_PIXEL_FORMAT_RGB_565,
GraphicBuffer::USAGE_HW_TEXTURE |
GraphicBuffer::USAGE_HW_2D);
if (mTempGraphicBuffer->initCheck() == NO_ERROR) {
NativeBuffer& dst(mTempBuffer);
dst.img.w = mTempGraphicBuffer->getStride();
dst.img.h = mTempGraphicBuffer->getHeight();
dst.img.h = h;
dst.img.format = mTempGraphicBuffer->getPixelFormat();
dst.img.handle = (native_handle_t *)mTempGraphicBuffer->handle;
dst.img.base = 0;
dst.crop.l = 0;
dst.crop.t = 0;
dst.crop.r = mTempGraphicBuffer->getWidth();
dst.crop.b = mTempGraphicBuffer->getHeight();
dst.crop.r = w;
dst.crop.b = h;
} else {
mTempGraphicBuffer.clear();
}