hyperion.ng/include/utils/ImageResampler.h
poljvd e608b11caa Extract ImageResampler from X11Grabber
Former-commit-id: 63e95fa85fc0ef5a66f6eb8b396cf4b6370cf5dd
2014-12-14 14:26:59 +01:00

41 lines
952 B
C++

#pragma once
#include <utils/VideoMode.h>
#include <utils/PixelFormat.h>
#include <utils/Image.h>
#include <utils/ColorRgb.h>
class ImageResampler
{
public:
ImageResampler();
~ImageResampler();
void setHorizontalPixelDecimation(int decimator);
void setVerticalPixelDecimation(int decimator);
void setCropping(int cropLeft,
int cropRight,
int cropTop,
int cropBottom);
void set3D(VideoMode mode);
void processImage(const uint8_t * data, int width, int height, int lineLength, PixelFormat pixelFormat,
Image<ColorRgb> & outputImage) const;
private:
static inline uint8_t clamp(int x);
static void yuv2rgb(uint8_t y, uint8_t u, uint8_t v, uint8_t & r, uint8_t & g, uint8_t & b);
private:
int _horizontalDecimation;
int _verticalDecimation;
int _cropLeft;
int _cropRight;
int _cropTop;
int _cropBottom;
VideoMode _videoMode;
};