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https://github.com/hyperion-project/hyperion.ng.git
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108 lines
2.5 KiB
C++
108 lines
2.5 KiB
C++
#include <hyperion/Grabber.h>
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Grabber::Grabber(const QString& grabberName, int width, int height, int cropLeft, int cropRight, int cropTop, int cropBottom)
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: _imageResampler()
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, _useImageResampler(true)
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, _videoMode(VideoMode::VIDEO_2D)
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, _width(width)
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, _height(height)
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, _fps(15)
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, _input(-1)
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, _cropLeft(0)
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, _cropRight(0)
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, _cropTop(0)
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, _cropBottom(0)
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, _enabled(true)
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, _log(Logger::getInstance(grabberName.toUpper()))
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{
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Grabber::setVideoMode(VideoMode::VIDEO_2D);
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Grabber::setCropping(cropLeft, cropRight, cropTop, cropBottom);
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}
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void Grabber::setEnabled(bool enable)
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{
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Info(_log,"Capture interface is now %s", enable ? "enabled" : "disabled");
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_enabled = enable;
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}
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void Grabber::setVideoMode(VideoMode mode)
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{
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Debug(_log,"Set videomode to %d", mode);
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_videoMode = mode;
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if ( _useImageResampler )
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{
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_imageResampler.setVideoMode(_videoMode);
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}
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}
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void Grabber::setCropping(unsigned cropLeft, unsigned cropRight, unsigned cropTop, unsigned cropBottom)
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{
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if (_width>0 && _height>0)
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{
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if (cropLeft + cropRight >= (unsigned)_width || cropTop + cropBottom >= (unsigned)_height)
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{
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Error(_log, "Rejecting invalid crop values: left: %d, right: %d, top: %d, bottom: %d, higher than height/width %d/%d", cropLeft, cropRight, cropTop, cropBottom, _height, _width);
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return;
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}
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}
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_cropLeft = cropLeft;
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_cropRight = cropRight;
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_cropTop = cropTop;
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_cropBottom = cropBottom;
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if ( _useImageResampler )
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{
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_imageResampler.setCropping(cropLeft, cropRight, cropTop, cropBottom);
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}
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else
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{
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_imageResampler.setCropping(0, 0, 0, 0);
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}
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if (cropLeft > 0 || cropRight > 0 || cropTop > 0 || cropBottom > 0)
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{
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Info(_log, "Cropping image: width=%d height=%d; crop: left=%d right=%d top=%d bottom=%d ", _width, _height, cropLeft, cropRight, cropTop, cropBottom);
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}
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}
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bool Grabber::setInput(int input)
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{
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if((input >= 0) && (_input != input))
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{
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_input = input;
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return true;
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}
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return false;
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}
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bool Grabber::setWidthHeight(int width, int height)
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{
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// eval changes with crop
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if ( (width>0 && height>0) && (_width != width || _height != height) )
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{
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if (_cropLeft + _cropRight >= width || _cropTop + _cropBottom >= height)
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{
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Error(_log, "Rejecting invalid width/height values as it collides with image cropping: width: %d, height: %d", width, height);
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return false;
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}
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Debug(_log, "Set new width: %d, height: %d for capture", width, height);
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_width = width;
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_height = height;
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return true;
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}
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return false;
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}
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bool Grabber::setFramerate(int fps)
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{
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if((fps > 0) && (_fps != fps))
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{
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_fps = fps;
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return true;
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}
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return false;
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}
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