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