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Merge "DO NOT MERGE libgui: Plumb attach/detach through Surface"

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This commit is contained in:
Dan Stoza 2015-04-03 16:10:12 +00:00 committed by Gerrit Code Review
commit 1e954441d2
2 changed files with 54 additions and 1 deletions
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6
include/gui/Surface.h
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@ -158,7 +158,6 @@ protected:
virtual int lockBuffer_DEPRECATED(ANativeWindowBuffer* buffer);
virtual int connect(int api, const sp<IProducerListener>& listener);
virtual int connect(int api);
virtual int disconnect(int api);
virtual int setBufferCount(int bufferCount);
@ -177,6 +176,11 @@ public:
virtual int lock(ANativeWindow_Buffer* outBuffer, ARect* inOutDirtyBounds);
virtual int unlockAndPost();
virtual int connect(int api, const sp<IProducerListener>& listener);
virtual int detachNextBuffer(ANativeWindowBuffer** outBuffer,
sp<Fence>* outFence);
virtual int attachBuffer(ANativeWindowBuffer*);
protected:
enum { NUM_BUFFER_SLOTS = BufferQueue::NUM_BUFFER_SLOTS };
enum { DEFAULT_FORMAT = PIXEL_FORMAT_RGBA_8888 };

49
libs/gui/Surface.cpp
View File

@ -610,6 +610,55 @@ int Surface::disconnect(int api) {
return err;
}
int Surface::detachNextBuffer(ANativeWindowBuffer** outBuffer,
sp<Fence>* outFence) {
ATRACE_CALL();
ALOGV("Surface::detachNextBuffer");
if (outBuffer == NULL || outFence == NULL) {
return BAD_VALUE;
}
Mutex::Autolock lock(mMutex);
sp<GraphicBuffer> buffer(NULL);
sp<Fence> fence(NULL);
status_t result = mGraphicBufferProducer->detachNextBuffer(
&buffer, &fence);
if (result != NO_ERROR) {
return result;
}
*outBuffer = buffer.get();
if (fence != NULL && fence->isValid()) {
*outFence = fence;
} else {
*outFence = Fence::NO_FENCE;
}
return NO_ERROR;
}
int Surface::attachBuffer(ANativeWindowBuffer* buffer)
{
ATRACE_CALL();
ALOGV("Surface::attachBuffer");
Mutex::Autolock lock(mMutex);
sp<GraphicBuffer> graphicBuffer(static_cast<GraphicBuffer*>(buffer));
int32_t attachedSlot = -1;
status_t result = mGraphicBufferProducer->attachBuffer(
&attachedSlot, graphicBuffer);
if (result != NO_ERROR) {
ALOGE("attachBuffer: IGraphicBufferProducer call failed (%d)", result);
return result;
}
mSlots[attachedSlot].buffer = graphicBuffer;
return NO_ERROR;
}
int Surface::setUsage(uint32_t reqUsage)
{
ALOGV("Surface::setUsage");