| // Copyright 2016 Google Inc. All Rights Reserved. |
| // |
| // 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. |
| |
| #ifndef STARBOARD_RASPI_SHARED_APPLICATION_DISPMANX_H_ |
| #define STARBOARD_RASPI_SHARED_APPLICATION_DISPMANX_H_ |
| |
| #include "starboard/common/scoped_ptr.h" |
| #include "starboard/configuration.h" |
| #include "starboard/raspi/shared/dispmanx_util.h" |
| #include "starboard/shared/internal_only.h" |
| #include "starboard/shared/linux/dev_input/dev_input.h" |
| #include "starboard/shared/starboard/application.h" |
| #include "starboard/shared/starboard/queue_application.h" |
| #include "starboard/types.h" |
| #include "starboard/window.h" |
| |
| namespace starboard { |
| namespace raspi { |
| namespace shared { |
| |
| // This application engine combines the generic queue with the X11 event queue. |
| class ApplicationDispmanx |
| : public ::starboard::shared::starboard::QueueApplication { |
| public: |
| ApplicationDispmanx() : window_(kSbWindowInvalid), input_(NULL) {} |
| ~ApplicationDispmanx() override {} |
| |
| static ApplicationDispmanx* Get() { |
| return static_cast<ApplicationDispmanx*>( |
| ::starboard::shared::starboard::Application::Get()); |
| } |
| |
| SbWindow CreateWindow(const SbWindowOptions* options); |
| bool DestroyWindow(SbWindow window); |
| |
| protected: |
| // --- Application overrides --- |
| void Initialize() override; |
| void Teardown() override; |
| void AcceptFrame(SbPlayer player, |
| const scoped_refptr<VideoFrame>& frame, |
| int z_index, |
| int x, |
| int y, |
| int width, |
| int height) override; |
| |
| // --- QueueApplication overrides --- |
| bool MayHaveSystemEvents() override; |
| Event* PollNextSystemEvent() override; |
| Event* WaitForSystemEventWithTimeout(SbTime duration) override; |
| void WakeSystemEventWait() override; |
| |
| #if SB_API_VERSION >= 6 |
| bool IsStartImmediate() override { return !HasPreloadSwitch(); } |
| bool IsPreloadImmediate() override { return HasPreloadSwitch(); } |
| #endif // SB_API_VERSION >= 6 |
| |
| private: |
| // Returns whether DISPMANX has been initialized. |
| bool IsDispmanxInitialized() { return display_ != NULL; } |
| |
| // Ensures that X is up, display is populated and connected. |
| void InitializeDispmanx(); |
| |
| // Shuts X down. |
| void ShutdownDispmanx(); |
| |
| // The DISPMANX display. |
| scoped_ptr<DispmanxDisplay> display_; |
| |
| // DISPMANX helper to render video frames. |
| scoped_ptr<DispmanxVideoRenderer> video_renderer_; |
| |
| // The single open window, if any. |
| SbWindow window_; |
| |
| // The /dev/input input handler. Only set when there is an open window. |
| ::starboard::shared::dev_input::DevInput* input_; |
| }; |
| |
| } // namespace shared |
| } // namespace raspi |
| } // namespace starboard |
| |
| #endif // STARBOARD_RASPI_SHARED_APPLICATION_DISPMANX_H_ |