Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2018 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #pragma once |
| 18 | |
| 19 | #include "BufferLayer.h" |
| 20 | |
| 21 | #include <utils/String8.h> |
| 22 | |
| 23 | namespace android { |
| 24 | |
| 25 | /* |
| 26 | * A new BufferQueue and a new BufferLayerConsumer are created when the |
| 27 | * BufferLayer is first referenced. |
| 28 | * |
| 29 | * This also implements onFrameAvailable(), which notifies SurfaceFlinger |
| 30 | * that new data has arrived. |
| 31 | */ |
chaviw | 2d9a429 | 2019-12-02 16:00:24 -0800 | [diff] [blame] | 32 | class BufferQueueLayer : public BufferLayer { |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 33 | public: |
chaviw | b4c6e58 | 2019-08-16 14:35:07 -0700 | [diff] [blame] | 34 | // Only call while mStateLock is held |
Lloyd Pique | 42ab75e | 2018-09-12 20:46:03 -0700 | [diff] [blame] | 35 | explicit BufferQueueLayer(const LayerCreationArgs&); |
| 36 | ~BufferQueueLayer() override; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 37 | |
| 38 | // ----------------------------------------------------------------------- |
| 39 | // Interface implementation for Layer |
| 40 | // ----------------------------------------------------------------------- |
| 41 | public: |
chaviw | 8a01fa4 | 2019-08-19 12:39:31 -0700 | [diff] [blame] | 42 | const char* getType() const override { return "BufferQueueLayer"; } |
| 43 | |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 44 | void onLayerDisplayed(const sp<Fence>& releaseFence) override; |
| 45 | |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 46 | void setTransformHint(uint32_t orientation) const override; |
| 47 | |
| 48 | std::vector<OccupancyTracker::Segment> getOccupancyHistory(bool forceFlush) override; |
| 49 | |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 50 | // If a buffer was replaced this frame, release the former buffer |
| 51 | void releasePendingBuffer(nsecs_t dequeueReadyTime) override; |
| 52 | |
| 53 | void setDefaultBufferSize(uint32_t w, uint32_t h) override; |
| 54 | |
| 55 | int32_t getQueuedFrameCount() const override; |
| 56 | |
Ana Krulec | 010d219 | 2018-10-08 06:29:54 -0700 | [diff] [blame] | 57 | bool shouldPresentNow(nsecs_t expectedPresentTime) const override; |
Steven Thomas | 3172e20 | 2020-01-06 19:25:30 -0800 | [diff] [blame^] | 58 | |
| 59 | bool setFrameRate(float frameRate) override; |
| 60 | float getFrameRate() const override; |
| 61 | |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 62 | // ----------------------------------------------------------------------- |
| 63 | |
| 64 | // ----------------------------------------------------------------------- |
| 65 | // Interface implementation for BufferLayer |
| 66 | // ----------------------------------------------------------------------- |
| 67 | public: |
| 68 | bool fenceHasSignaled() const override; |
Dominik Laskowski | a8955dd | 2019-07-10 10:19:09 -0700 | [diff] [blame] | 69 | bool framePresentTimeIsCurrent(nsecs_t expectedPresentTime) const override; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 70 | |
| 71 | private: |
Dominik Laskowski | a8955dd | 2019-07-10 10:19:09 -0700 | [diff] [blame] | 72 | uint64_t getFrameNumber(nsecs_t expectedPresentTime) const override; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 73 | |
| 74 | bool getAutoRefresh() const override; |
| 75 | bool getSidebandStreamChanged() const override; |
| 76 | |
Vishnu Nair | 6194e2e | 2019-02-06 12:58:39 -0800 | [diff] [blame] | 77 | bool latchSidebandStream(bool& recomputeVisibleRegions) override; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 78 | |
Lloyd Pique | 0449b0f | 2018-12-20 16:23:45 -0800 | [diff] [blame] | 79 | bool hasFrameUpdate() const override; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 80 | |
Alec Mouri | 39801c0 | 2018-10-10 10:44:47 -0700 | [diff] [blame] | 81 | status_t bindTextureImage() override; |
Dominik Laskowski | a8955dd | 2019-07-10 10:19:09 -0700 | [diff] [blame] | 82 | status_t updateTexImage(bool& recomputeVisibleRegions, nsecs_t latchTime, |
| 83 | nsecs_t expectedPresentTime) override; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 84 | |
Lloyd Pique | 0449b0f | 2018-12-20 16:23:45 -0800 | [diff] [blame] | 85 | status_t updateActiveBuffer() override; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 86 | status_t updateFrameNumber(nsecs_t latchTime) override; |
| 87 | |
Lloyd Pique | f527548 | 2019-01-29 18:42:42 -0800 | [diff] [blame] | 88 | void latchPerFrameState(compositionengine::LayerFECompositionState&) const override; |
chaviw | b4c6e58 | 2019-08-16 14:35:07 -0700 | [diff] [blame] | 89 | sp<Layer> createClone() override; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 90 | |
chaviw | 2d9a429 | 2019-12-02 16:00:24 -0800 | [diff] [blame] | 91 | void onFrameAvailable(const BufferItem& item); |
| 92 | void onFrameReplaced(const BufferItem& item); |
| 93 | void onSidebandStreamChanged(); |
| 94 | void onFrameDequeued(const uint64_t bufferId); |
| 95 | void onFrameDetached(const uint64_t bufferId); |
| 96 | void onFrameCancelled(const uint64_t bufferId); |
| 97 | |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 98 | protected: |
chaviw | 4244e03 | 2019-09-04 11:27:49 -0700 | [diff] [blame] | 99 | void gatherBufferInfo() override; |
| 100 | |
chaviw | 2d9a429 | 2019-12-02 16:00:24 -0800 | [diff] [blame] | 101 | // ----------------------------------------------------------------------- |
| 102 | // Interface implementation for BufferLayerConsumer::ContentsChangedListener |
| 103 | // ----------------------------------------------------------------------- |
| 104 | class ContentsChangedListener : public BufferLayerConsumer::ContentsChangedListener { |
| 105 | public: |
| 106 | ContentsChangedListener(BufferQueueLayer* bufferQueueLayer) |
| 107 | : mBufferQueueLayer(bufferQueueLayer) {} |
| 108 | void abandon(); |
| 109 | |
| 110 | protected: |
| 111 | void onFrameAvailable(const BufferItem& item) override; |
| 112 | void onFrameReplaced(const BufferItem& item) override; |
| 113 | void onSidebandStreamChanged() override; |
| 114 | void onFrameDequeued(const uint64_t bufferId) override; |
| 115 | void onFrameDetached(const uint64_t bufferId) override; |
| 116 | void onFrameCancelled(const uint64_t bufferId) override; |
| 117 | |
| 118 | private: |
| 119 | BufferQueueLayer* mBufferQueueLayer = nullptr; |
| 120 | Mutex mMutex; |
| 121 | }; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 122 | // ----------------------------------------------------------------------- |
| 123 | |
| 124 | public: |
| 125 | status_t setDefaultBufferProperties(uint32_t w, uint32_t h, PixelFormat format); |
| 126 | |
| 127 | sp<IGraphicBufferProducer> getProducer() const; |
| 128 | |
| 129 | private: |
| 130 | // Temporary - Used only for LEGACY camera mode. |
| 131 | uint32_t getProducerStickyTransform() const; |
| 132 | |
| 133 | void onFirstRef() override; |
| 134 | |
| 135 | sp<BufferLayerConsumer> mConsumer; |
| 136 | sp<IGraphicBufferProducer> mProducer; |
| 137 | |
Lloyd Pique | 42ab75e | 2018-09-12 20:46:03 -0700 | [diff] [blame] | 138 | PixelFormat mFormat{PIXEL_FORMAT_NONE}; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 139 | |
Lloyd Pique | 42ab75e | 2018-09-12 20:46:03 -0700 | [diff] [blame] | 140 | bool mUpdateTexImageFailed{false}; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 141 | |
Mikael Pessa | 2e1608f | 2019-07-19 11:25:35 -0700 | [diff] [blame] | 142 | uint64_t mPreviousBufferId = 0; |
| 143 | uint64_t mPreviousReleasedFrameNumber = 0; |
| 144 | |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 145 | // Local copy of the queued contents of the incoming BufferQueue |
| 146 | mutable Mutex mQueueItemLock; |
| 147 | Condition mQueueItemCondition; |
| 148 | Vector<BufferItem> mQueueItems; |
Lloyd Pique | 42ab75e | 2018-09-12 20:46:03 -0700 | [diff] [blame] | 149 | std::atomic<uint64_t> mLastFrameNumberReceived{0}; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 150 | |
Lloyd Pique | 42ab75e | 2018-09-12 20:46:03 -0700 | [diff] [blame] | 151 | bool mAutoRefresh{false}; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 152 | |
| 153 | // thread-safe |
Lloyd Pique | f1c675b | 2018-09-12 20:45:39 -0700 | [diff] [blame] | 154 | std::atomic<int32_t> mQueuedFrames{0}; |
| 155 | std::atomic<bool> mSidebandStreamChanged{false}; |
chaviw | 2d9a429 | 2019-12-02 16:00:24 -0800 | [diff] [blame] | 156 | |
| 157 | sp<ContentsChangedListener> mContentsChangedListener; |
Steven Thomas | 3172e20 | 2020-01-06 19:25:30 -0800 | [diff] [blame^] | 158 | |
| 159 | std::atomic<float> mLatchedFrameRate = 0.f; |
Marissa Wall | fd66862 | 2018-05-10 10:21:13 -0700 | [diff] [blame] | 160 | }; |
| 161 | |
| 162 | } // namespace android |