| /* |
| * Copyright (C) 2022 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. |
| */ |
| |
| // Thin wrappers around V2_2::hal::ComposerResources related classes that |
| // return HWC3 error codes and accept HWC3 argument types. |
| |
| #ifndef ANDROID_HWC_COMPOSERRESOURCES_H |
| #define ANDROID_HWC_COMPOSERRESOURCES_H |
| |
| // Must include our LOG_TAG first: |
| // clang-format off |
| #include "Common.h" |
| #include <composer-resources/2.2/ComposerResources.h> |
| // clang-format on |
| |
| #include <memory> |
| #include <optional> |
| |
| namespace aidl::android::hardware::graphics::composer3::impl { |
| |
| class ComposerResourceReleaser { |
| public: |
| ComposerResourceReleaser(bool isBuffer) : mReplacedHandle(isBuffer) {} |
| virtual ~ComposerResourceReleaser() = default; |
| |
| ::android::hardware::graphics::composer::V2_2::hal::ComposerResources:: |
| ReplacedHandle* |
| getReplacedHandle() { |
| return &mReplacedHandle; |
| } |
| |
| private: |
| ::android::hardware::graphics::composer::V2_2::hal::ComposerResources:: |
| ReplacedHandle mReplacedHandle; |
| }; |
| |
| class ComposerResources { |
| public: |
| ComposerResources() = default; |
| |
| HWC3::Error init(); |
| |
| std::unique_ptr<ComposerResourceReleaser> createReleaser(bool isBuffer); |
| |
| void clear(::android::hardware::graphics::composer::V2_2::hal:: |
| ComposerResources::RemoveDisplay removeDisplay); |
| |
| bool hasDisplay(int64_t display); |
| |
| HWC3::Error addPhysicalDisplay(int64_t display); |
| |
| HWC3::Error addVirtualDisplay(int64_t displayId, |
| uint32_t outputBufferCacheSize); |
| |
| HWC3::Error removeDisplay(int64_t display); |
| |
| HWC3::Error setDisplayClientTargetCacheSize(int64_t displayId, |
| uint32_t clientTargetCacheSize); |
| |
| HWC3::Error getDisplayClientTargetCacheSize(int64_t displayId, |
| size_t* outCacheSize); |
| |
| HWC3::Error getDisplayOutputBufferCacheSize(int64_t displayId, |
| size_t* outCacheSize); |
| |
| HWC3::Error addLayer(int64_t displayId, int64_t layerId, |
| uint32_t bufferCacheSize); |
| |
| HWC3::Error removeLayer(int64_t displayId, int64_t layer); |
| |
| void setDisplayMustValidateState(int64_t displayId, bool mustValidate); |
| |
| bool mustValidateDisplay(int64_t displayId); |
| |
| HWC3::Error getDisplayReadbackBuffer( |
| int64_t displayId, |
| const aidl::android::hardware::common::NativeHandle& handle, |
| buffer_handle_t* outHandle, ComposerResourceReleaser* bufReleaser); |
| |
| HWC3::Error getDisplayClientTarget(int64_t displayId, const Buffer& buffer, |
| buffer_handle_t* outHandle, |
| ComposerResourceReleaser* bufReleaser); |
| |
| HWC3::Error getDisplayOutputBuffer(int64_t displayId, const Buffer& buffer, |
| buffer_handle_t* outHandle, |
| ComposerResourceReleaser* bufReleaser); |
| |
| HWC3::Error getLayerBuffer(int64_t displayId, int64_t layerId, |
| const Buffer& buffer, |
| buffer_handle_t* outBufferHandle, |
| ComposerResourceReleaser* bufReleaser); |
| |
| HWC3::Error getLayerSidebandStream( |
| int64_t displayId, int64_t layerId, |
| const aidl::android::hardware::common::NativeHandle& rawHandle, |
| buffer_handle_t* outStreamHandle, ComposerResourceReleaser* bufReleaser); |
| |
| private: |
| std::unique_ptr< |
| ::android::hardware::graphics::composer::V2_2::hal::ComposerResources> |
| mImpl; |
| }; |
| |
| } // namespace aidl::android::hardware::graphics::composer3::impl |
| |
| #endif |