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/*
* Copyright (C) 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ANDROID_GUI_BUFFERITEMCONSUMER_H
#define ANDROID_GUI_BUFFERITEMCONSUMER_H
#include <com_android_graphics_libgui_flags.h>
#include <gui/BufferQueue.h>
#include <gui/ConsumerBase.h>
#include <gui/IGraphicBufferConsumer.h>
#include <utils/RefBase.h>
namespace android {
class BufferItemConsumer : public ConsumerBase {
public:
BufferItemConsumer(const sp<IGraphicBufferConsumer>& consumer, uint64_t consumerUsage,
int bufferCount = -1, bool controlledByApp = false)
: mConsumer(consumer) {}
#if COM_ANDROID_GRAPHICS_LIBGUI_FLAGS(WB_CONSUMER_BASE_OWNS_BQ)
BufferItemConsumer(uint64_t consumerUsage, int bufferCount = -1,
bool controlledByApp = false, bool isConsumerSurfaceFlinger = false) {
sp<IGraphicBufferProducer> producer;
BufferQueue::createBufferQueue(&producer, &mConsumer);
mSurface = sp<Surface>::make(producer, controlledByApp);
}
status_t setConsumerIsProtected(bool isProtected) {
return OK;
}
#endif // COM_ANDROID_GRAPHICS_LIBGUI_FLAGS(WB_CONSUMER_BASE_OWNS_BQ)
status_t acquireBuffer(BufferItem* item, nsecs_t presentWhen, bool waitForFence = true) {
return mConsumer->acquireBuffer(item, presentWhen, 0);
}
status_t attachBuffer(BufferItem*, const sp<GraphicBuffer>&) {
return INVALID_OPERATION;
}
status_t releaseBuffer(const BufferItem& item,
const sp<Fence>& releaseFence = Fence::NO_FENCE) {
return OK;
}
void setName(const String8& name) {}
void setFrameAvailableListener(const wp<FrameAvailableListener>& listener) {}
status_t setDefaultBufferSize(uint32_t width, uint32_t height) {
return mConsumer->setDefaultBufferSize(width, height);
}
status_t setDefaultBufferFormat(PixelFormat defaultFormat) {
return mConsumer->setDefaultBufferFormat(defaultFormat);
}
status_t setDefaultBufferDataSpace(android_dataspace defaultDataSpace) {
return mConsumer->setDefaultBufferDataSpace(defaultDataSpace);
}
void abandon() {}
status_t detachBuffer(int slot) {
return OK;
}
status_t discardFreeBuffers() {
return OK;
}
void freeBufferLocked(int slotIndex) {}
status_t addReleaseFenceLocked(int slot, const sp<GraphicBuffer> graphicBuffer,
const sp<Fence>& fence) {
return OK;
}
#if COM_ANDROID_GRAPHICS_LIBGUI_FLAGS(WB_CONSUMER_BASE_OWNS_BQ)
// Returns a Surface that can be used as the producer for this consumer.
sp<Surface> getSurface() const {
return mSurface;
}
#endif // COM_ANDROID_GRAPHICS_LIBGUI_FLAGS(WB_CONSUMER_BASE_OWNS_BQ)
private:
sp<IGraphicBufferConsumer> mConsumer;
#if COM_ANDROID_GRAPHICS_LIBGUI_FLAGS(WB_CONSUMER_BASE_OWNS_BQ)
// This Surface wraps the IGraphicBufferConsumer created for this
// ConsumerBase.
sp<Surface> mSurface;
#endif // COM_ANDROID_GRAPHICS_LIBGUI_FLAGS(WB_CONSUMER_BASE_OWNS_BQ)
};
} // namespace android
#endif // ANDROID_GUI_BUFFERITEMCONSUMER_H
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