1 /* 2 * Copyright 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 <deque> 20 #include <optional> 21 #include <unordered_map> 22 23 #include <android-base/thread_annotations.h> 24 #include <binder/IBinder.h> 25 #include <ftl/future.h> 26 #include <gui/BufferReleaseChannel.h> 27 #include <gui/ITransactionCompletedListener.h> 28 #include <ui/Fence.h> 29 #include <ui/FenceResult.h> 30 31 namespace android { 32 33 class CallbackHandle : public RefBase { 34 public: 35 CallbackHandle(const sp<IBinder>& transactionListener, const std::vector<CallbackId>& ids, 36 const sp<IBinder>& sc); 37 38 sp<IBinder> listener; 39 std::vector<CallbackId> callbackIds; 40 wp<IBinder> surfaceControl; 41 42 bool releasePreviousBuffer = false; 43 std::string name; 44 sp<Fence> previousReleaseFence; 45 std::vector<ftl::Future<FenceResult>> previousReleaseFences; 46 std::variant<nsecs_t, sp<Fence>> acquireTimeOrFence = -1; 47 nsecs_t latchTime = -1; 48 std::optional<uint32_t> transformHint = std::nullopt; 49 uint32_t currentMaxAcquiredBufferCount = 0; 50 std::shared_ptr<FenceTime> gpuCompositionDoneFence{FenceTime::NO_FENCE}; 51 CompositorTiming compositorTiming; 52 nsecs_t refreshStartTime = 0; 53 nsecs_t dequeueReadyTime = 0; 54 uint64_t frameNumber = 0; 55 uint64_t previousFrameNumber = 0; 56 ReleaseCallbackId previousReleaseCallbackId = ReleaseCallbackId::INVALID_ID; 57 std::shared_ptr<gui::BufferReleaseChannel::ProducerEndpoint> bufferReleaseChannel; 58 }; 59 60 class TransactionCallbackInvoker { 61 public: 62 status_t addCallbackHandles(const std::deque<sp<CallbackHandle>>& handles); 63 status_t addOnCommitCallbackHandles(const std::deque<sp<CallbackHandle>>& handles, 64 std::deque<sp<CallbackHandle>>& outRemainingHandles); 65 66 void addEmptyTransaction(const ListenerCallbacks& listenerCallbacks); 67 68 void addPresentFence(sp<Fence>); 69 70 void sendCallbacks(bool onCommitOnly); clearCompletedTransactions()71 void clearCompletedTransactions() { 72 mCompletedTransactions.clear(); 73 } 74 75 status_t addCallbackHandle(const sp<CallbackHandle>& handle); 76 77 private: 78 status_t findOrCreateTransactionStats(const sp<IBinder>& listener, 79 const std::vector<CallbackId>& callbackIds, 80 TransactionStats** outTransactionStats); 81 82 std::unordered_map<sp<IBinder>, std::deque<TransactionStats>, IListenerHash> 83 mCompletedTransactions; 84 85 struct BufferRelease { 86 std::string layerName; 87 std::shared_ptr<gui::BufferReleaseChannel::ProducerEndpoint> channel; 88 ReleaseCallbackId callbackId; 89 sp<Fence> fence; 90 uint32_t currentMaxAcquiredBufferCount; 91 }; 92 std::vector<BufferRelease> mBufferReleases; 93 94 sp<Fence> mPresentFence; 95 }; 96 97 } // namespace android 98