hyperion.ng/include/hyperion/Grabber.h
brindosch 8db85c9a5a
refactor: Led layout, clearAll (#703)
* add SSDP name field

* YALL - yet another led layout

* led layout migration

* add initial vscode config

* merge clearAll with clear, rename Hyperion::compStateChange

* simpler components api

* Corrected code formatting

+ triggered PR build

* fix: regression from #636

* Support for color patterns

Co-authored-by: Paulchen Panther <16664240+Paulchen-Panther@users.noreply.github.com>
2020-02-26 18:54:56 +01:00

129 lines
3.1 KiB
C++

#pragma once
#include <QObject>
#include <cstdint>
#include <utils/ColorRgb.h>
#include <utils/Image.h>
#include <utils/VideoMode.h>
#include <grabber/VideoStandard.h>
#include <utils/ImageResampler.h>
#include <utils/Logger.h>
#include <utils/Components.h>
///
/// @brief The Grabber class is responsible to apply image resizes (with or without ImageResampler)
/// Overwrite the videoMode with setVideoMode()
/// Overwrite setCropping()
class Grabber : public QObject
{
Q_OBJECT
public:
Grabber(QString grabberName, int width=0, int height=0, int cropLeft=0, int cropRight=0, int cropTop=0, int cropBottom=0);
virtual ~Grabber();
///
/// Set the video mode (2D/3D)
/// @param[in] mode The new video mode
///
virtual void setVideoMode(VideoMode mode);
///
/// @brief Apply new crop values, on errors reject the values
///
virtual void setCropping(unsigned cropLeft, unsigned cropRight, unsigned cropTop, unsigned cropBottom);
///
/// @brief Apply new width/height values, on errors (collide with cropping) reject the values
/// @return True on success else false
///
virtual bool setWidthHeight(int width, int height);
///
/// @brief Apply new pixelDecimation (used from x11 and qt)
///
virtual void setPixelDecimation(int pixelDecimation) {};
///
/// @brief Apply new signalThreshold (used from v4l)
///
virtual void setSignalThreshold(
double redSignalThreshold,
double greenSignalThreshold,
double blueSignalThreshold,
int noSignalCounterThreshold = 50) {};
///
/// @brief Apply new SignalDetectionOffset (used from v4l)
///
virtual void setSignalDetectionOffset(
double verticalMin,
double horizontalMin,
double verticalMax,
double horizontalMax) {};
///
/// @brief Apply SignalDetectionEnable (used from v4l)
///
virtual void setSignalDetectionEnable(bool enable) {};
///
/// @brief Apply device and videoStanded (used from v4l)
///
virtual void setDeviceVideoStandard(QString device, VideoStandard videoStandard) {};
///
/// @brief Apply display index (used from qt)
///
virtual void setDisplayIndex(int index) {};
///
/// @brief Apply path for device (used from framebuffer)
///
virtual void setDevicePath(const QString& path) {};
///
/// @brief get current resulting height of image (after crop)
///
virtual int getImageWidth() { return _width; };
///
/// @brief get current resulting width of image (after crop)
///
virtual int getImageHeight() { return _height; };
///
/// @brief Prevent the real capture implementation from capturing if disabled
///
void setEnabled(bool enable);
signals:
///
/// @brief PIPE component state changes from HyperionDaemon to V4L2Grabber
///
void compStateChangeRequest(const hyperion::Components component, bool enable);
protected:
ImageResampler _imageResampler;
bool _useImageResampler;
/// the selected VideoMode
VideoMode _videoMode;
/// With of the captured snapshot [pixels]
int _width;
/// Height of the captured snapshot [pixels]
int _height;
// number of pixels to crop after capturing
int _cropLeft, _cropRight, _cropTop, _cropBottom;
bool _enabled;
/// logger instance
Logger * _log;
};