BOOL fipImage::convertToRGBF() {
if(_dib) {
FIBITMAP *dib = FreeImage_ConvertToRGBF(_dib);
return replace(dib);
}
return FALSE;
}
/**
Apply the global/local tone mapping operator to a RGBF image and convert to 24-bit RGB<br>
User parameters control intensity, contrast, and level of adaptation
@param src Input RGBF image
@param intensity Overall intensity in range [-8:8] : default to 0
@param contrast Contrast in range [0.3:1) : default to 0
@param adaptation Adaptation in range [0:1] : default to 1
@param color_correction Color correction in range [0:1] : default to 0
@return Returns a 24-bit RGB image if successful, returns NULL otherwise
*/
FIBITMAP* DLL_CALLCONV
FreeImage_TmoReinhard05Ex(FIBITMAP *src, double intensity, double contrast, double adaptation, double color_correction) {
if(!FreeImage_HasPixels(src)) return NULL;
// working RGBF variable
FIBITMAP *dib = NULL, *Y = NULL;
dib = FreeImage_ConvertToRGBF(src);
if(!dib) return NULL;
// get the Luminance channel
Y = ConvertRGBFToY(dib);
if(!Y) {
FreeImage_Unload(dib);
return NULL;
}
// perform the tone mapping
ToneMappingReinhard05(dib, Y, (float)intensity, (float)contrast, (float)adaptation, (float)color_correction);
// not needed anymore
FreeImage_Unload(Y);
// clamp image highest values to display white, then convert to 24-bit RGB
FIBITMAP *dst = ClampConvertRGBFTo24(dib);
// clean-up and return
FreeImage_Unload(dib);
// copy metadata from src to dst
FreeImage_CloneMetadata(dst, src);
return dst;
}
/**
Apply the Adaptive Logarithmic Mapping operator to a HDR image and convert to 24-bit RGB
@param src Input RGB16 or RGB[A]F image
@param gamma Gamma correction (gamma > 0). 1 means no correction, 2.2 in the original paper.
@param exposure Exposure parameter (0 means no correction, 0 in the original paper)
@return Returns a 24-bit RGB image if successful, returns NULL otherwise
*/
FIBITMAP* DLL_CALLCONV
FreeImage_TmoDrago03(FIBITMAP *src, double gamma, double exposure) {
float maxLum, minLum, avgLum;
if(!FreeImage_HasPixels(src)) return NULL;
// working RGBF variable
FIBITMAP *dib = NULL;
dib = FreeImage_ConvertToRGBF(src);
if(!dib) return NULL;
// default algorithm parameters
const float biasParam = 0.85F;
const float expoParam = (float)pow(2.0, exposure); //default exposure is 1, 2^0
// convert to Yxy
ConvertInPlaceRGBFToYxy(dib);
// get the luminance
LuminanceFromYxy(dib, &maxLum, &minLum, &avgLum);
// perform the tone mapping
ToneMappingDrago03(dib, maxLum, avgLum, biasParam, expoParam);
// convert back to RGBF
ConvertInPlaceYxyToRGBF(dib);
if(gamma != 1) {
// perform gamma correction
REC709GammaCorrection(dib, (float)gamma);
}
// clamp image highest values to display white, then convert to 24-bit RGB
FIBITMAP *dst = ClampConvertRGBFTo24(dib);
// clean-up and return
FreeImage_Unload(dib);
// copy metadata from src to dst
FreeImage_CloneMetadata(dst, src);
return dst;
}
FIBITMAP* DLL_CALLCONV
FreeImage_ConvertToType(FIBITMAP *src, FREE_IMAGE_TYPE dst_type, BOOL scale_linear) {
FIBITMAP *dst = NULL;
if(!FreeImage_HasPixels(src)) return NULL;
// convert from src_type to dst_type
const FREE_IMAGE_TYPE src_type = FreeImage_GetImageType(src);
if(src_type == dst_type) {
return FreeImage_Clone(src);
}
const unsigned src_bpp = FreeImage_GetBPP(src);
switch(src_type) {
case FIT_BITMAP:
switch(dst_type) {
case FIT_UINT16:
dst = FreeImage_ConvertToUINT16(src);
break;
case FIT_INT16:
dst = (src_bpp == 8) ? convertByteToShort.convert(src, dst_type) : NULL;
break;
case FIT_UINT32:
dst = (src_bpp == 8) ? convertByteToULong.convert(src, dst_type) : NULL;
break;
case FIT_INT32:
dst = (src_bpp == 8) ? convertByteToLong.convert(src, dst_type) : NULL;
break;
case FIT_FLOAT:
dst = FreeImage_ConvertToFloat(src);
break;
case FIT_DOUBLE:
dst = (src_bpp == 8) ? convertByteToDouble.convert(src, dst_type) : NULL;
break;
case FIT_COMPLEX:
dst = (src_bpp == 8) ? convertByteToComplex.convert(src) : NULL;
break;
case FIT_RGB16:
dst = FreeImage_ConvertToRGB16(src);
break;
case FIT_RGBA16:
dst = FreeImage_ConvertToRGBA16(src);
break;
case FIT_RGBF:
dst = FreeImage_ConvertToRGBF(src);
break;
case FIT_RGBAF:
dst = FreeImage_ConvertToRGBAF(src);
break;
}
break;
case FIT_UINT16:
switch(dst_type) {
case FIT_BITMAP:
dst = FreeImage_ConvertToStandardType(src, scale_linear);
break;
case FIT_INT16:
break;
case FIT_UINT32:
break;
case FIT_INT32:
break;
case FIT_FLOAT:
dst = FreeImage_ConvertToFloat(src);
break;
case FIT_DOUBLE:
dst = convertUShortToDouble.convert(src, dst_type);
break;
case FIT_COMPLEX:
dst = convertUShortToComplex.convert(src);
break;
case FIT_RGB16:
dst = FreeImage_ConvertToRGB16(src);
break;
case FIT_RGBA16:
dst = FreeImage_ConvertToRGBA16(src);
break;
case FIT_RGBF:
dst = FreeImage_ConvertToRGBF(src);
break;
case FIT_RGBAF:
dst = FreeImage_ConvertToRGBAF(src);
break;
}
break;
case FIT_INT16:
switch(dst_type) {
case FIT_BITMAP:
dst = FreeImage_ConvertToStandardType(src, scale_linear);
break;
case FIT_UINT16:
break;
case FIT_UINT32:
break;
case FIT_INT32:
break;
case FIT_FLOAT:
dst = convertShortToFloat.convert(src, dst_type);
break;
case FIT_DOUBLE:
dst = convertShortToDouble.convert(src, dst_type);
break;
case FIT_COMPLEX:
dst = convertShortToComplex.convert(src);
break;
case FIT_RGB16:
break;
case FIT_RGBA16:
break;
case FIT_RGBF:
break;
case FIT_RGBAF:
break;
}
break;
case FIT_UINT32:
switch(dst_type) {
case FIT_BITMAP:
dst = FreeImage_ConvertToStandardType(src, scale_linear);
break;
case FIT_UINT16:
break;
case FIT_INT16:
break;
case FIT_INT32:
break;
case FIT_FLOAT:
dst = convertULongToFloat.convert(src, dst_type);
break;
case FIT_DOUBLE:
dst = convertULongToDouble.convert(src, dst_type);
break;
case FIT_COMPLEX:
dst = convertULongToComplex.convert(src);
break;
case FIT_RGB16:
break;
case FIT_RGBA16:
break;
case FIT_RGBF:
break;
case FIT_RGBAF:
break;
}
break;
case FIT_INT32:
switch(dst_type) {
case FIT_BITMAP:
dst = FreeImage_ConvertToStandardType(src, scale_linear);
break;
case FIT_UINT16:
break;
case FIT_INT16:
break;
case FIT_UINT32:
break;
case FIT_FLOAT:
dst = convertLongToFloat.convert(src, dst_type);
break;
case FIT_DOUBLE:
dst = convertLongToDouble.convert(src, dst_type);
break;
case FIT_COMPLEX:
dst = convertLongToComplex.convert(src);
break;
case FIT_RGB16:
break;
case FIT_RGBA16:
break;
case FIT_RGBF:
break;
case FIT_RGBAF:
break;
}
break;
case FIT_FLOAT:
switch(dst_type) {
case FIT_BITMAP:
dst = FreeImage_ConvertToStandardType(src, scale_linear);
break;
case FIT_UINT16:
break;
case FIT_INT16:
break;
case FIT_UINT32:
break;
case FIT_INT32:
break;
case FIT_DOUBLE:
dst = convertFloatToDouble.convert(src, dst_type);
break;
case FIT_COMPLEX:
dst = convertFloatToComplex.convert(src);
break;
case FIT_RGB16:
break;
case FIT_RGBA16:
break;
case FIT_RGBF:
dst = FreeImage_ConvertToRGBF(src);
break;
case FIT_RGBAF:
dst = FreeImage_ConvertToRGBAF(src);
break;
}
break;
case FIT_DOUBLE:
switch(dst_type) {
case FIT_BITMAP:
dst = FreeImage_ConvertToStandardType(src, scale_linear);
break;
case FIT_UINT16:
break;
case FIT_INT16:
break;
case FIT_UINT32:
break;
case FIT_INT32:
break;
case FIT_FLOAT:
break;
case FIT_COMPLEX:
dst = convertDoubleToComplex.convert(src);
break;
case FIT_RGB16:
break;
case FIT_RGBA16:
break;
case FIT_RGBF:
break;
case FIT_RGBAF:
break;
}
break;
case FIT_COMPLEX:
switch(dst_type) {
case FIT_BITMAP:
break;
case FIT_UINT16:
break;
case FIT_INT16:
break;
case FIT_UINT32:
break;
case FIT_INT32:
break;
case FIT_FLOAT:
break;
case FIT_DOUBLE:
break;
case FIT_RGB16:
break;
case FIT_RGBA16:
break;
case FIT_RGBF:
break;
case FIT_RGBAF:
break;
}
break;
case FIT_RGB16:
switch(dst_type) {
case FIT_BITMAP:
dst = FreeImage_ConvertTo24Bits(src);
break;
case FIT_UINT16:
dst = FreeImage_ConvertToUINT16(src);
break;
case FIT_INT16:
break;
case FIT_UINT32:
break;
case FIT_INT32:
break;
case FIT_FLOAT:
dst = FreeImage_ConvertToFloat(src);
break;
case FIT_DOUBLE:
break;
case FIT_COMPLEX:
break;
case FIT_RGBA16:
dst = FreeImage_ConvertToRGBA16(src);
break;
case FIT_RGBF:
dst = FreeImage_ConvertToRGBF(src);
break;
case FIT_RGBAF:
dst = FreeImage_ConvertToRGBAF(src);
break;
}
break;
case FIT_RGBA16:
switch(dst_type) {
case FIT_BITMAP:
dst = FreeImage_ConvertTo32Bits(src);
break;
case FIT_UINT16:
dst = FreeImage_ConvertToUINT16(src);
break;
case FIT_INT16:
break;
case FIT_UINT32:
break;
case FIT_INT32:
break;
case FIT_FLOAT:
dst = FreeImage_ConvertToFloat(src);
break;
case FIT_DOUBLE:
break;
case FIT_COMPLEX:
break;
case FIT_RGB16:
dst = FreeImage_ConvertToRGB16(src);
break;
case FIT_RGBF:
dst = FreeImage_ConvertToRGBF(src);
break;
case FIT_RGBAF:
dst = FreeImage_ConvertToRGBAF(src);
break;
}
break;
case FIT_RGBF:
switch(dst_type) {
case FIT_BITMAP:
break;
case FIT_UINT16:
break;
case FIT_INT16:
break;
case FIT_UINT32:
break;
case FIT_INT32:
break;
case FIT_FLOAT:
dst = FreeImage_ConvertToFloat(src);
break;
case FIT_DOUBLE:
break;
case FIT_COMPLEX:
break;
case FIT_RGB16:
break;
case FIT_RGBA16:
break;
case FIT_RGBAF:
dst = FreeImage_ConvertToRGBAF(src);
break;
}
break;
case FIT_RGBAF:
switch(dst_type) {
case FIT_BITMAP:
break;
case FIT_UINT16:
break;
case FIT_INT16:
break;
case FIT_UINT32:
break;
case FIT_INT32:
break;
case FIT_FLOAT:
dst = FreeImage_ConvertToFloat(src);
break;
case FIT_DOUBLE:
break;
case FIT_COMPLEX:
break;
case FIT_RGB16:
break;
case FIT_RGBA16:
break;
case FIT_RGBF:
dst = FreeImage_ConvertToRGBF(src);
break;
}
break;
}
if(NULL == dst) {
FreeImage_OutputMessageProc(FIF_UNKNOWN, "FREE_IMAGE_TYPE: Unable to convert from type %d to type %d.\n No such conversion exists.", src_type, dst_type);
}
return dst;
}
FIBITMAP * DLL_CALLCONV
FreeImage_MakeThumbnail(FIBITMAP *dib, int max_pixel_size, BOOL convert) {
FIBITMAP *thumbnail = NULL;
int new_width, new_height;
if(!FreeImage_HasPixels(dib) || (max_pixel_size <= 0)) return NULL;
int width = FreeImage_GetWidth(dib);
int height = FreeImage_GetHeight(dib);
if(max_pixel_size == 0) max_pixel_size = 1;
if((width < max_pixel_size) && (height < max_pixel_size)) {
// image is smaller than the requested thumbnail
return FreeImage_Clone(dib);
}
if(width > height) {
new_width = max_pixel_size;
// change image height with the same ratio
double ratio = ((double)new_width / (double)width);
new_height = (int)(height * ratio + 0.5);
if(new_height == 0) new_height = 1;
} else {
new_height = max_pixel_size;
// change image width with the same ratio
double ratio = ((double)new_height / (double)height);
new_width = (int)(width * ratio + 0.5);
if(new_width == 0) new_width = 1;
}
const FREE_IMAGE_TYPE image_type = FreeImage_GetImageType(dib);
// perform downsampling using a bilinear interpolation
switch(image_type) {
case FIT_BITMAP:
case FIT_UINT16:
case FIT_RGB16:
case FIT_RGBA16:
case FIT_FLOAT:
case FIT_RGBF:
case FIT_RGBAF:
{
FREE_IMAGE_FILTER filter = FILTER_BILINEAR;
thumbnail = FreeImage_Rescale(dib, new_width, new_height, filter);
}
break;
case FIT_INT16:
case FIT_UINT32:
case FIT_INT32:
case FIT_DOUBLE:
case FIT_COMPLEX:
default:
// cannot rescale this kind of image
thumbnail = NULL;
break;
}
if((thumbnail != NULL) && (image_type != FIT_BITMAP) && convert) {
// convert to a standard bitmap
FIBITMAP *bitmap = NULL;
switch((int)image_type) {
case FIT_UINT16:
bitmap = FreeImage_ConvertTo8Bits(thumbnail);
break;
case FIT_RGB16:
bitmap = FreeImage_ConvertTo24Bits(thumbnail);
break;
case FIT_RGBA16:
bitmap = FreeImage_ConvertTo32Bits(thumbnail);
break;
case FIT_FLOAT:
bitmap = FreeImage_ConvertToStandardType(thumbnail, TRUE);
break;
case FIT_RGBF:
bitmap = FreeImage_ToneMapping(thumbnail, FITMO_DRAGO03);
break;
case FIT_RGBAF:
// no way to keep the transparency yet ...
FIBITMAP *rgbf = FreeImage_ConvertToRGBF(thumbnail);
bitmap = FreeImage_ToneMapping(rgbf, FITMO_DRAGO03);
FreeImage_Unload(rgbf);
break;
}
if(bitmap != NULL) {
FreeImage_Unload(thumbnail);
thumbnail = bitmap;
}
}
// copy metadata from src to dst
FreeImage_CloneMetadata(thumbnail, dib);
return thumbnail;
}
/**
Apply the Gradient Domain High Dynamic Range Compression to a RGBF image and convert to 24-bit RGB
@param dib Input RGBF / RGB16 image
@param color_saturation Color saturation (s parameter in the paper) in [0.4..0.6]
@param attenuation Atenuation factor (beta parameter in the paper) in [0.8..0.9]
@return Returns a 24-bit RGB image if successful, returns NULL otherwise
*/
FIBITMAP* DLL_CALLCONV
FreeImage_TmoFattal02(FIBITMAP *dib, double color_saturation, double attenuation) {
const float alpha = 0.1F; // parameter alpha = 0.1
const float beta = (float)MAX(0.8, MIN(0.9, attenuation)); // parameter beta = [0.8..0.9]
const float s = (float)MAX(0.4, MIN(0.6, color_saturation));// exponent s controls color saturation = [0.4..0.6]
FIBITMAP *src = NULL;
FIBITMAP *Yin = NULL;
FIBITMAP *Yout = NULL;
FIBITMAP *dst = NULL;
if(!FreeImage_HasPixels(dib)) return NULL;
try {
// convert to RGBF
src = FreeImage_ConvertToRGBF(dib);
if(!src) throw(1);
// get the luminance channel
Yin = ConvertRGBFToY(src);
if(!Yin) throw(1);
// perform the tone mapping
Yout = tmoFattal02(Yin, alpha, beta);
if(!Yout) throw(1);
// clip low and high values and normalize to [0..1]
//NormalizeY(Yout, 0.001F, 0.995F);
NormalizeY(Yout, 0, 1);
// compress the dynamic range
const unsigned width = FreeImage_GetWidth(src);
const unsigned height = FreeImage_GetHeight(src);
const unsigned rgb_pitch = FreeImage_GetPitch(src);
const unsigned y_pitch = FreeImage_GetPitch(Yin);
BYTE *bits = (BYTE*)FreeImage_GetBits(src);
BYTE *bits_yin = (BYTE*)FreeImage_GetBits(Yin);
BYTE *bits_yout = (BYTE*)FreeImage_GetBits(Yout);
for(unsigned y = 0; y < height; y++) {
float *Lin = (float*)bits_yin;
float *Lout = (float*)bits_yout;
float *color = (float*)bits;
for(unsigned x = 0; x < width; x++) {
for(unsigned c = 0; c < 3; c++) {
*color = (Lin[x] > 0) ? pow(*color/Lin[x], s) * Lout[x] : 0;
color++;
}
}
bits += rgb_pitch;
bits_yin += y_pitch;
bits_yout += y_pitch;
}
// not needed anymore
FreeImage_Unload(Yin); Yin = NULL;
FreeImage_Unload(Yout); Yout = NULL;
// clamp image highest values to display white, then convert to 24-bit RGB
dst = ClampConvertRGBFTo24(src);
// clean-up and return
FreeImage_Unload(src); src = NULL;
// copy metadata from src to dst
FreeImage_CloneMetadata(dst, dib);
return dst;
} catch(int) {
if(src) FreeImage_Unload(src);
if(Yin) FreeImage_Unload(Yin);
if(Yout) FreeImage_Unload(Yout);
return NULL;
}
}
FIBITMAP* DLL_CALLCONV
FreeImage_ConvertToType(FIBITMAP *src, FREE_IMAGE_TYPE dst_type, BOOL scale_linear) {
FIBITMAP *dst = NULL;
if(!src) return NULL;
// convert from src_type to dst_type
const FREE_IMAGE_TYPE src_type = FreeImage_GetImageType(src);
if(src_type == dst_type) {
return FreeImage_Clone(src);
}
if(src_type == FIT_BITMAP) {
const unsigned src_bpp = FreeImage_GetBPP(src);
if(((src_bpp == 24) || (src_bpp == 32)) && (dst_type != FIT_RGBF)) {
FreeImage_OutputMessageProc(FIF_UNKNOWN, "FREE_IMAGE_TYPE: Only 24-/32-bit dib can be converted to type %d.", dst_type);
return NULL;
}
else if(src_bpp != 8) {
FreeImage_OutputMessageProc(FIF_UNKNOWN, "FREE_IMAGE_TYPE: Only 8-bit dib can be converted to type %d.", dst_type);
return NULL;
}
}
switch(src_type) {
case FIT_BITMAP:
switch(dst_type) {
case FIT_UINT16:
dst = convertByteToUShort.convert(src, dst_type);
break;
case FIT_INT16:
dst = convertByteToShort.convert(src, dst_type);
break;
case FIT_UINT32:
dst = convertByteToULong.convert(src, dst_type);
break;
case FIT_INT32:
dst = convertByteToLong.convert(src, dst_type);
break;
case FIT_FLOAT:
dst = convertByteToFloat.convert(src, dst_type);
break;
case FIT_DOUBLE:
dst = convertByteToDouble.convert(src, dst_type);
break;
case FIT_COMPLEX:
dst = convertByteToComplex.convert(src);
break;
case FIT_RGB16:
break;
case FIT_RGBA16:
break;
case FIT_RGBF:
dst = FreeImage_ConvertToRGBF(src);
break;
case FIT_RGBAF:
break;
}
break;
case FIT_UINT16:
switch(dst_type) {
case FIT_BITMAP:
dst = FreeImage_ConvertToStandardType(src, scale_linear);
break;
case FIT_INT16:
break;
case FIT_UINT32:
break;
case FIT_INT32:
break;
case FIT_FLOAT:
dst = convertUShortToFloat.convert(src, dst_type);
break;
case FIT_DOUBLE:
dst = convertUShortToDouble.convert(src, dst_type);
break;
case FIT_COMPLEX:
dst = convertUShortToComplex.convert(src);
break;
case FIT_RGB16:
break;
case FIT_RGBA16:
break;
case FIT_RGBF:
break;
case FIT_RGBAF:
break;
}
break;
case FIT_INT16:
switch(dst_type) {
case FIT_BITMAP:
dst = FreeImage_ConvertToStandardType(src, scale_linear);
break;
case FIT_UINT16:
break;
case FIT_UINT32:
break;
case FIT_INT32:
break;
case FIT_FLOAT:
dst = convertShortToFloat.convert(src, dst_type);
break;
case FIT_DOUBLE:
dst = convertShortToDouble.convert(src, dst_type);
break;
case FIT_COMPLEX:
dst = convertShortToComplex.convert(src);
break;
case FIT_RGB16:
break;
case FIT_RGBA16:
break;
case FIT_RGBF:
break;
case FIT_RGBAF:
break;
}
break;
case FIT_UINT32:
switch(dst_type) {
case FIT_BITMAP:
dst = FreeImage_ConvertToStandardType(src, scale_linear);
break;
case FIT_UINT16:
break;
case FIT_INT16:
break;
case FIT_INT32:
break;
case FIT_FLOAT:
dst = convertULongToFloat.convert(src, dst_type);
break;
case FIT_DOUBLE:
dst = convertULongToDouble.convert(src, dst_type);
break;
case FIT_COMPLEX:
dst = convertULongToComplex.convert(src);
break;
case FIT_RGB16:
break;
case FIT_RGBA16:
break;
case FIT_RGBF:
break;
case FIT_RGBAF:
break;
}
break;
case FIT_INT32:
switch(dst_type) {
case FIT_BITMAP:
dst = FreeImage_ConvertToStandardType(src, scale_linear);
break;
case FIT_UINT16:
break;
case FIT_INT16:
break;
case FIT_UINT32:
break;
case FIT_FLOAT:
dst = convertLongToFloat.convert(src, dst_type);
break;
case FIT_DOUBLE:
dst = convertLongToDouble.convert(src, dst_type);
break;
case FIT_COMPLEX:
dst = convertLongToComplex.convert(src);
break;
case FIT_RGB16:
break;
case FIT_RGBA16:
break;
case FIT_RGBF:
break;
case FIT_RGBAF:
break;
}
break;
case FIT_FLOAT:
switch(dst_type) {
case FIT_BITMAP:
dst = FreeImage_ConvertToStandardType(src, scale_linear);
break;
case FIT_UINT16:
break;
case FIT_INT16:
break;
case FIT_UINT32:
break;
case FIT_INT32:
break;
case FIT_DOUBLE:
dst = convertFloatToDouble.convert(src, dst_type);
break;
case FIT_COMPLEX:
dst = convertFloatToComplex.convert(src);
break;
case FIT_RGB16:
break;
case FIT_RGBA16:
break;
case FIT_RGBF:
break;
case FIT_RGBAF:
break;
}
break;
case FIT_DOUBLE:
switch(dst_type) {
case FIT_BITMAP:
dst = FreeImage_ConvertToStandardType(src, scale_linear);
break;
case FIT_UINT16:
break;
case FIT_INT16:
break;
case FIT_UINT32:
break;
case FIT_INT32:
break;
case FIT_FLOAT:
break;
case FIT_COMPLEX:
dst = convertDoubleToComplex.convert(src);
break;
case FIT_RGB16:
break;
case FIT_RGBA16:
break;
case FIT_RGBF:
break;
case FIT_RGBAF:
break;
}
break;
case FIT_COMPLEX:
switch(dst_type) {
case FIT_BITMAP:
break;
case FIT_UINT16:
break;
case FIT_INT16:
break;
case FIT_UINT32:
break;
case FIT_INT32:
break;
case FIT_FLOAT:
break;
case FIT_DOUBLE:
break;
case FIT_RGB16:
break;
case FIT_RGBA16:
break;
case FIT_RGBF:
break;
case FIT_RGBAF:
break;
}
break;
case FIT_RGB16:
switch(dst_type) {
case FIT_BITMAP:
dst = FreeImage_ConvertTo24Bits(src);
break;
case FIT_UINT16:
break;
case FIT_INT16:
break;
case FIT_UINT32:
break;
case FIT_INT32:
break;
case FIT_FLOAT:
break;
case FIT_DOUBLE:
break;
case FIT_COMPLEX:
break;
case FIT_RGBA16:
break;
case FIT_RGBF:
dst = FreeImage_ConvertToRGBF(src);
break;
case FIT_RGBAF:
break;
}
break;
case FIT_RGBA16:
switch(dst_type) {
case FIT_BITMAP:
dst = FreeImage_ConvertTo32Bits(src);
break;
case FIT_UINT16:
break;
case FIT_INT16:
break;
case FIT_UINT32:
break;
case FIT_INT32:
break;
case FIT_FLOAT:
break;
case FIT_DOUBLE:
break;
case FIT_COMPLEX:
break;
case FIT_RGB16:
break;
case FIT_RGBF:
dst = FreeImage_ConvertToRGBF(src);
break;
case FIT_RGBAF:
break;
}
break;
case FIT_RGBF:
switch(dst_type) {
case FIT_BITMAP:
break;
case FIT_UINT16:
break;
case FIT_INT16:
break;
case FIT_UINT32:
break;
case FIT_INT32:
break;
case FIT_FLOAT:
break;
case FIT_DOUBLE:
break;
case FIT_COMPLEX:
break;
case FIT_RGB16:
break;
case FIT_RGBA16:
break;
case FIT_RGBAF:
break;
}
break;
case FIT_RGBAF:
switch(dst_type) {
case FIT_BITMAP:
break;
case FIT_UINT16:
break;
case FIT_INT16:
break;
case FIT_UINT32:
break;
case FIT_INT32:
break;
case FIT_FLOAT:
break;
case FIT_DOUBLE:
break;
case FIT_COMPLEX:
break;
case FIT_RGB16:
break;
case FIT_RGBA16:
break;
case FIT_RGBF:
dst = FreeImage_ConvertToRGBF(src);
break;
}
break;
}
if(NULL == dst) {
FreeImage_OutputMessageProc(FIF_UNKNOWN, "FREE_IMAGE_TYPE: Unable to convert from type %d to type %d.\n No such conversion exists.", src_type, dst_type);
} else {
// copy metadata from src to dst
FreeImage_CloneMetadata(dst, src);
}
return dst;
}
