1 /* 2 * Copyright (c) 2023 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef OHOS_HDI_DISPLAY_V1_0_DISPLAY_COMPOSER_SERVICE_H 17 #define OHOS_HDI_DISPLAY_V1_0_DISPLAY_COMPOSER_SERVICE_H 18 19 #include "idisplay_composer_vdi.h" 20 #include "v1_0/cache_manager/device_cache_manager.h" 21 #include "v1_0/display_command/display_cmd_responser.h" 22 #include "v1_0/idisplay_composer.h" 23 24 namespace OHOS { 25 namespace HDI { 26 namespace Display { 27 namespace Composer { 28 namespace V1_0 { 29 using namespace OHOS::HDI::Display::Composer::V1_0; 30 31 class DisplayComposerService : public IDisplayComposer { 32 public: 33 DisplayComposerService(); 34 virtual ~DisplayComposerService(); 35 int32_t RegHotPlugCallback(const sptr<IHotPlugCallback>& cb) override; 36 int32_t SetClientBufferCacheCount(uint32_t devId, uint32_t count) override; 37 int32_t GetDisplayCapability(uint32_t devId, DisplayCapability& info) override; 38 int32_t GetDisplaySupportedModes(uint32_t devId, std::vector<DisplayModeInfo>& modes) override; 39 int32_t GetDisplayMode(uint32_t devId, uint32_t& modeId) override; 40 int32_t SetDisplayMode(uint32_t devId, uint32_t modeId) override; 41 int32_t GetDisplayPowerStatus(uint32_t devId, DispPowerStatus& status) override; 42 int32_t SetDisplayPowerStatus(uint32_t devId, DispPowerStatus status) override; 43 int32_t GetDisplayBacklight(uint32_t devId, uint32_t& level) override; 44 int32_t SetDisplayBacklight(uint32_t devId, uint32_t level) override; 45 int32_t GetDisplayProperty(uint32_t devId, uint32_t id, uint64_t& value) override; 46 int32_t SetDisplayClientCrop(uint32_t devId, const IRect& rect) override; 47 int32_t SetDisplayVsyncEnabled(uint32_t devId, bool enabled) override; 48 int32_t RegDisplayVBlankCallback(uint32_t devId, const sptr<IVBlankCallback>& cb) override; 49 int32_t GetDisplayReleaseFence( 50 uint32_t devId, std::vector<uint32_t>& layers, std::vector<sptr<HdifdParcelable>>& fences) override; 51 int32_t CreateVirtualDisplay(uint32_t width, uint32_t height, int32_t& format, uint32_t& devId) override; 52 int32_t DestroyVirtualDisplay(uint32_t devId) override; 53 int32_t SetVirtualDisplayBuffer( 54 uint32_t devId, const sptr<NativeBuffer>& buffer, const sptr<HdifdParcelable>& fence) override; 55 int32_t SetDisplayProperty(uint32_t devId, uint32_t id, uint64_t value) override; 56 int32_t CreateLayer(uint32_t devId, const LayerInfo& layerInfo, uint32_t cacheCount, uint32_t& layerId) override; 57 int32_t DestroyLayer(uint32_t devId, uint32_t layerId) override; 58 int32_t InitCmdRequest(const std::shared_ptr<SharedMemQueue<int32_t>>& request) override; 59 int32_t CmdRequest(uint32_t inEleCnt, const std::vector<HdifdInfo>& inFds, uint32_t& outEleCnt, 60 std::vector<HdifdInfo>& outFds) override; 61 int32_t GetCmdReply(std::shared_ptr<SharedMemQueue<int32_t>>& reply) override; 62 63 private: 64 int32_t LoadVdi(); 65 static void OnHotPlug(uint32_t outputId, bool connected, void* data); 66 static void OnVBlank(unsigned int sequence, uint64_t ns, void* data); 67 68 private: 69 void* libHandle_; 70 std::shared_ptr<DeviceCacheManager> cacheMgr_; 71 CreateComposerVdiFunc createVdiFunc_; 72 DestroyComposerVdiFunc destroyVdiFunc_; 73 74 uint32_t currentBacklightLevel_; 75 IDisplayComposerVdi* vdiImpl_; 76 std::unique_ptr<HdiDisplayCmdResponser> cmdResponser_; 77 sptr<IHotPlugCallback> hotPlugCb_; 78 sptr<IVBlankCallback> vBlankCb_; 79 }; 80 } // namespace V1_0 81 } // namespace Composer 82 } // namespace Display 83 } // namespace HDI 84 } // namespace OHOS 85 #endif // OHOS_HDI_DISPLAY_V1_0_DISPLAY_COMPOSER_SERVICE_H 86