Nvidia Quadro FX 4800 User Manual page 71

Color Conversion Structure
struct
{
NVFLOAT
NVFLOAT
NVFLOAT
BOOL
};
Composite Range Structure
#define MAX_NUM_COMPOSITE_RANGE
typedef struct tagNVGVOCOMPOSITERANGE
{
DWORD
BOOL
DWORD
DWORD
} NVGVOCOMPOSITERANGE;
NVIDIA Corporation
Quadro FX 4800/5800 and Quadro CX SDI User's Guide – Version 1.0
NVGVOCOLORCONVERSION
colorMatrix[3][3];
colorOffset[3];
colorScale[3];
bCompositeSafe;
dwRange;
bEnabled;
dwMin;
dwMax;
NVGVOCONFIG_ALPHAKEYCOMPOSITE
NVGVOCONFIG_COMPOSITE_Y
NVGVOCONFIG_COMPOSITE_CR
NVGVOCONFIG_COMPOSITE_CB)
// Color conversion:
//
// Output[n] =
// Input[0] * colorMatrix[n][0] +
// Input[1] * colorMatrix[n][1] +
// Input[2] * colorMatrix[n][2] +
// OutputRange * colorOffset[n]
// where OutputRange is the standard
// magnitude of Output[n][n] and
// colorMatrix and colorOffset values
// are within the range -1.0 to +1.0
// bCompositeSafe constrains luminance
// range when using composite output
2 // maximum number of ranges per channel
C 5
HAPTER
API Control
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