#pragma once // Utils includes #include #include #include #include /// /// class AmlogicGrabber : public Grabber { public: /// /// Construct a AmlogicGrabber that will capture snapshots with specified dimensions. /// /// @param[in] width The width of the captured screenshot /// @param[in] height The heigth of the captured screenshot /// AmlogicGrabber(unsigned width, unsigned height); ~AmlogicGrabber() override; /// /// Captures a single snapshot of the display and writes the data to the given image. The /// provided image should have the same dimensions as the configured values (_width and /// _height) /// /// @param[out] image The snapped screenshot (should be initialized with correct width and /// height) /// @return Zero on success else negative /// int grabFrame(Image & image); private: /** * Returns true if video is playing over the amlogic chip * @return True if video is playing else false */ bool isVideoPlaying(); void closeDev(int &fd); bool openDev(int &fd, const char* dev); int grabFrame_amvideocap(Image & image); /** The snapshot/capture device of the amlogic video chip */ int _captureDev; int _videoDev; Image _image_bgr; void* _image_ptr; ssize_t _bytesToRead; int _lastError; bool _videoPlaying; FramebufferFrameGrabber _fbGrabber; int _grabbingModeNotification; };