121 lines
4.8 KiB
C++
121 lines
4.8 KiB
C++
/*
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* Copyright (C) 2021 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#pragma once
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#include <layerproto/TransactionProto.h>
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#include <utils/RefBase.h>
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#include "TransactionState.h"
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namespace android::surfaceflinger {
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struct TracingLayerCreationArgs {
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int32_t layerId;
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std::string name;
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uint32_t flags = 0;
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int32_t parentId = -1;
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int32_t mirrorFromId = -1;
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};
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struct TracingLayerState : layer_state_t {
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uint64_t bufferId;
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uint32_t bufferHeight;
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uint32_t bufferWidth;
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int32_t pixelFormat;
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uint64_t bufferUsage;
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bool hasSidebandStream;
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int32_t parentId;
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int32_t relativeParentId;
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int32_t inputCropId;
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TracingLayerCreationArgs args;
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};
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// Class which exposes buffer properties from BufferData without holding on to the actual buffer
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// handle.
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class BufferDataStub : public BufferData {
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public:
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BufferDataStub(uint64_t bufferId, uint32_t width, uint32_t height, int32_t pixelFormat,
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uint64_t outUsage)
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: mBufferId(bufferId),
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mWidth(width),
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mHeight(height),
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mPixelFormat(pixelFormat),
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mOutUsage(outUsage) {}
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bool hasBuffer() const override { return mBufferId != 0; }
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bool hasSameBuffer(const BufferData& other) const override {
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return getId() == other.getId() && frameNumber == other.frameNumber;
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}
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uint32_t getWidth() const override { return mWidth; }
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uint32_t getHeight() const override { return mHeight; }
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uint64_t getId() const override { return mBufferId; }
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PixelFormat getPixelFormat() const override { return mPixelFormat; }
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uint64_t getUsage() const override { return mOutUsage; }
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private:
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uint64_t mBufferId;
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uint32_t mWidth;
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uint32_t mHeight;
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int32_t mPixelFormat;
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uint64_t mOutUsage;
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};
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class TransactionProtoParser {
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public:
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// Utility class to map handles to ids and buffers to buffer properties without pulling
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// in SurfaceFlinger dependencies.
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class FlingerDataMapper {
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public:
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virtual ~FlingerDataMapper() = default;
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virtual sp<IBinder> getLayerHandle(int32_t /* layerId */) const { return nullptr; }
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virtual int64_t getLayerId(const sp<IBinder>& /* layerHandle */) const { return -1; }
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virtual int64_t getLayerId(BBinder* /* layerHandle */) const { return -1; }
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virtual sp<IBinder> getDisplayHandle(int32_t /* displayId */) const { return nullptr; }
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virtual int32_t getDisplayId(const sp<IBinder>& /* displayHandle */) const { return -1; }
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virtual std::shared_ptr<BufferData> getGraphicData(uint64_t bufferId, uint32_t width,
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uint32_t height, int32_t pixelFormat,
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uint64_t usage) const {
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return std::make_shared<BufferDataStub>(bufferId, width, height, pixelFormat, usage);
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}
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virtual void getGraphicBufferPropertiesFromCache(client_cache_t /* cachedBuffer */,
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uint64_t* /* outBufferId */,
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uint32_t* /* outWidth */,
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uint32_t* /* outHeight */,
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int32_t* /* outPixelFormat */,
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uint64_t* /* outUsage */) const {}
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};
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TransactionProtoParser(std::unique_ptr<FlingerDataMapper> provider)
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: mMapper(std::move(provider)) {}
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proto::TransactionState toProto(const TransactionState&);
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proto::TransactionState toProto(const std::map<int32_t /* layerId */, TracingLayerState>&);
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proto::LayerCreationArgs toProto(const TracingLayerCreationArgs& args);
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TransactionState fromProto(const proto::TransactionState&);
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void mergeFromProto(const proto::LayerState&, TracingLayerState& outState);
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void fromProto(const proto::LayerCreationArgs&, TracingLayerCreationArgs& outArgs);
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std::unique_ptr<FlingerDataMapper> mMapper;
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private:
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proto::LayerState toProto(const layer_state_t&);
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proto::DisplayState toProto(const DisplayState&);
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void fromProto(const proto::LayerState&, layer_state_t& out);
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DisplayState fromProto(const proto::DisplayState&);
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};
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} // namespace android::surfaceflinger
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