#include "ltwrappr.h"
static L_INT LColor::ConvertDirect(nSrcFormat, nDstFormat, pSrcBuf, pDstBuf, nWidth, nHeight, nInAlign, nOutAlign)
Converts image data in a buffer from one color conversion model to another directly using built in algorithms.
Format of the source data. Possible values are:
Value | Meaning |
---|---|
CCS_RGB | [0x00] Color conversion is RGB. |
CCS_YUV | [0x01] Color conversion is YUV. |
CCS_CMYK | [0x02] Color conversion is CMYK. |
CCS_HSV | [0x03] Color conversion is HSV. |
CCS_HLS | [0x04] Color conversion is HLS. |
CCS_YIQ | [0x05] Color conversion is YIQ. |
CCS_CMY | [0x06] Color conversion is CMY. |
CCS_LAB | [0x07] Color conversion is CIELAB. |
CCS_XYZ | [0x08] Color conversion is CIEXYZ. |
CCS_YCCK | [0x0B] Color conversion is YCCK. |
CCS_BGR | [0x0C] Color conversion is BGR. |
CCS_UYVY | [0x0E] Color conversion is UYVY. |
CCS_YUY2 | [0x09] Color conversion is YUY2. |
CCS_YVU9 | [0x0A] Color conversion is YVU9. |
CCS_Y41P | [0x0D] Color conversion is Y41P. |
CCS_IHS | [0x80] Color conversion is IHS. |
CCS_ARGB4 | [0x90] Color conversion is ARGB4. |
CCS_YCC | [0x0F] Color conversion is YCC. |
Format of the output data. Possible values are:
Value | Meaning |
---|---|
CCS_RGB | [0x00] Color conversion is RGB. |
CCS_YUV | [0x01] Color conversion is YUV. |
CCS_CMYK | [0x02] Color conversion is CMYK. |
CCS_HSV | [0x03] Color conversion is HSV. |
CCS_HLS | [0x04] Color conversion is HLS. |
CCS_YIQ | [0x05] Color conversion is YIQ. |
CCS_CMY | [0x06] Color conversion is CMY. |
CCS_LAB | [0x07] Color conversion is CIELAB. |
CCS_XYZ | [0x08] Color conversion is CIEXYZ. |
CCS_YCCK | [0x0B] Color conversion is YCCK. |
CCS_BGR | [0x0C] Color conversion is BGR. |
CCS_UYVY | [0x0E] Color conversion is UYVY. |
CCS_YUY2 | [0x09] Color conversion is YUY2. |
CCS_YVU9 | [0x0A] Color conversion is YVU9. |
CCS_Y41P | [0x0D] Color conversion is Y41P. |
CCS_IHS | [0x80] Color conversion is IHS. |
CCS_ARGB4 | [0x90] Color conversion is ARGB4. |
CCS_YCC | [0x0F] Color conversion is YCC. |
Pointer to the buffer that references the input data.
Pointer to the buffer to be updated with the converted data.
Width of pixels to be processed.
Height of pixels to be processed.
Each scanline in the input buffer is a multiple of nInAlign bytes.
Each scanline in the output buffer is a multiple of nOutAlign bytes.
Value | Meaning |
---|---|
SUCCESS | The function was successful. |
< 1 | An error occurred. Refer to Return Codes. |
Converting from any color space to YCCK color space is currently not supported.
Required DLLs and Libraries
L_INT LColor_ConvertDirectExample()
{
L_INT nRet;
LColor lClr;
LBitmapBase LeadBitmap; /* Bitmap handle to hold the loaded image. */
/* Load the bitmap, keeping the bits per pixel of the file */
nRet = LeadBitmap.Load(MAKE_IMAGE_PATH(TEXT("IMAGE1.CMP")), 0, ORDER_BGR);
if(nRet !=SUCCESS)
return nRet;
LBuffer Input(sizeof(L_UCHAR) * (LeadBitmap.GetMemSize()));
LBuffer Output(sizeof(L_UCHAR) * (LeadBitmap.GetMemSize()));
LeadBitmap.GetRowCol(&Input, 0, 0);
L_UCHAR* pInput = (L_UCHAR*)(Input.Lock()); /*input buffer*/
L_UCHAR* pOutput= (L_UCHAR*)(Output.Lock()); /*output buffer*/
L_INT nWidth = LeadBitmap.GetWidth(); /*pixels width*/
L_INT nHeight = LeadBitmap.GetHeight(); /*pixels height*/
/* direct conversion using built in options */
nRet = lClr.ConvertDirect(CCS_CMYK, CCS_RGB, pInput, pOutput, nWidth, nHeight, 0, 0);
if(nRet !=SUCCESS)
return nRet;
//free bitmap
if(LeadBitmap.IsAllocated())
LeadBitmap.Free();
return SUCCESS;
}