/* * Copyright 2014 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_MONITORED_PRODUCER_H #define ANDROID_MONITORED_PRODUCER_H #include namespace android { class IProducerListener; class NativeHandle; class SurfaceFlinger; // MonitoredProducer wraps an IGraphicBufferProducer so that SurfaceFlinger will // be notified upon its destruction class MonitoredProducer : public IGraphicBufferProducer { public: MonitoredProducer(const sp& producer, const sp& flinger); virtual ~MonitoredProducer(); // From IGraphicBufferProducer virtual status_t requestBuffer(int slot, sp* buf); virtual status_t setBufferCount(int bufferCount); virtual status_t dequeueBuffer(int* slot, sp* fence, bool async, uint32_t w, uint32_t h, PixelFormat format, uint32_t usage); virtual status_t detachBuffer(int slot); virtual status_t detachNextBuffer(sp* outBuffer, sp* outFence); virtual status_t attachBuffer(int* outSlot, const sp& buffer); virtual status_t queueBuffer(int slot, const QueueBufferInput& input, QueueBufferOutput* output); virtual void cancelBuffer(int slot, const sp& fence); virtual int query(int what, int* value); virtual status_t connect(const sp& token, int api, bool producerControlledByApp, QueueBufferOutput* output); virtual status_t disconnect(int api); virtual status_t setSidebandStream(const sp& stream); virtual void allocateBuffers(bool async, uint32_t width, uint32_t height, PixelFormat format, uint32_t usage); virtual status_t allowAllocation(bool allow); virtual status_t setGenerationNumber(uint32_t generationNumber); virtual IBinder* onAsBinder(); private: sp mProducer; sp mFlinger; }; }; // namespace android #endif // ANDROID_MONITORED_PRODUCER_H