OpenCV编程->cvCvtColor函数

cvCvtColor(...),是Opencv里的颜色空间转换函数

/* Constants for color conversion */
#define  CV_BGR2BGRA    0
#define  CV_RGB2RGBA    CV_BGR2BGRA

#define  CV_BGRA2BGR    1
#define  CV_RGBA2RGB    CV_BGRA2BGR

#define  CV_BGR2RGBA    2
#define  CV_RGB2BGRA    CV_BGR2RGBA

#define  CV_RGBA2BGR    3
#define  CV_BGRA2RGB    CV_RGBA2BGR

#define  CV_BGR2RGB     4
#define  CV_RGB2BGR     CV_BGR2RGB

#define  CV_BGRA2RGBA   5
#define  CV_RGBA2BGRA   CV_BGRA2RGBA

#define  CV_BGR2GRAY    6
#define  CV_RGB2GRAY    7
#define  CV_GRAY2BGR    8
#define  CV_GRAY2RGB    CV_GRAY2BGR
#define  CV_GRAY2BGRA   9
#define  CV_GRAY2RGBA   CV_GRAY2BGRA
#define  CV_BGRA2GRAY   10
#define  CV_RGBA2GRAY   11

#define  CV_BGR2BGR565  12
#define  CV_RGB2BGR565  13
#define  CV_BGR5652BGR  14
#define  CV_BGR5652RGB  15
#define  CV_BGRA2BGR565 16
#define  CV_RGBA2BGR565 17
#define  CV_BGR5652BGRA 18
#define  CV_BGR5652RGBA 19

#define  CV_GRAY2BGR565 20
#define  CV_BGR5652GRAY 21

#define  CV_BGR2BGR555  22
#define  CV_RGB2BGR555  23
#define  CV_BGR5552BGR  24
#define  CV_BGR5552RGB  25
#define  CV_BGRA2BGR555 26
#define  CV_RGBA2BGR555 27
#define  CV_BGR5552BGRA 28
#define  CV_BGR5552RGBA 29

#define  CV_GRAY2BGR555 30
#define  CV_BGR5552GRAY 31

#define  CV_BGR2XYZ     32
#define  CV_RGB2XYZ     33
#define  CV_XYZ2BGR     34
#define  CV_XYZ2RGB     35

#define  CV_BGR2YCrCb   36
#define  CV_RGB2YCrCb   37
#define  CV_YCrCb2BGR   38
#define  CV_YCrCb2RGB   39

#define  CV_BGR2HSV     40
#define  CV_RGB2HSV     41

#define  CV_BGR2Lab     44
#define  CV_RGB2Lab     45

#define  CV_BayerBG2BGR 46
#define  CV_BayerGB2BGR 47
#define  CV_BayerRG2BGR 48
#define  CV_BayerGR2BGR 49

#define  CV_BayerBG2RGB CV_BayerRG2BGR
#define  CV_BayerGB2RGB CV_BayerGR2BGR
#define  CV_BayerRG2RGB CV_BayerBG2BGR
#define  CV_BayerGR2RGB CV_BayerGB2BGR

#define  CV_BGR2Luv     50
#define  CV_RGB2Luv     51
#define  CV_BGR2HLS     52
#define  CV_RGB2HLS     53

#define  CV_HSV2BGR     54
#define  CV_HSV2RGB     55

#define  CV_Lab2BGR     56
#define  CV_Lab2RGB     57
#define  CV_Luv2BGR     58
#define  CV_Luv2RGB     59
#define  CV_HLS2BGR     60
#define  CV_HLS2RGB     61

#define  CV_COLORCVT_MAX  100

/* Converts input array pixels from one color space to another */
CVAPI(void)  cvCvtColor( const CvArr* src, CvArr* dst, int code );

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