hyperion.ng/include/grabber/AmlogicGrabber.h
XfableX 6327a38582 Added logging to X11Grabber (#71)
* Added logging to X11Grabber

* Added logging to Amlogic grabber.

* Fixed mistake in amlogicgrabber.h

* fixed compile issue

* Trigger

* cleaned up log messages
2016-06-29 16:48:53 +02:00

61 lines
1.5 KiB
C++
Executable File

#pragma once
// STL includes
#include <cstdint>
#include <utils/Logger.h>
// Utils includes
#include <utils/Image.h>
#include <utils/ColorBgr.h>
#include <utils/VideoMode.h>
///
/// The DispmanxFrameGrabber is used for creating snapshots of the display (screenshots) with a
/// downsized and scaled resolution.
///
class AmlogicGrabber
{
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(const unsigned width, const unsigned height);
~AmlogicGrabber();
///
/// Set the video mode (2D/3D)
/// @param[in] mode The new video mode
///
void setVideoMode(const VideoMode videoMode);
///
/// 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<ColorBgr> & image);
/**
* Returns true if video is playing over the amlogic chip
* @return True if video is playing else false
*/
bool isVideoPlaying();
private:
/// With of the captured snapshot [pixels]
const unsigned _width;
/// Height of the captured snapshot [pixels]
const unsigned _height;
/** The snapshot/capture device of the amlogic video chip */
int _amlogicCaptureDev;
Logger * _log;
};