diff options
Diffstat (limited to 'plugins/AdvaImg/src/FreeImage/ConversionRGBA16.cpp')
| -rw-r--r-- | plugins/AdvaImg/src/FreeImage/ConversionRGBA16.cpp | 147 |
1 files changed, 0 insertions, 147 deletions
diff --git a/plugins/AdvaImg/src/FreeImage/ConversionRGBA16.cpp b/plugins/AdvaImg/src/FreeImage/ConversionRGBA16.cpp deleted file mode 100644 index 600d8ea1e6..0000000000 --- a/plugins/AdvaImg/src/FreeImage/ConversionRGBA16.cpp +++ /dev/null @@ -1,147 +0,0 @@ -// ========================================================== -// Bitmap conversion routines -// -// Design and implementation by -// - Hervé Drolon (drolon@infonie.fr) -// -// This file is part of FreeImage 3 -// -// COVERED CODE IS PROVIDED UNDER THIS LICENSE ON AN "AS IS" BASIS, WITHOUT WARRANTY -// OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, WARRANTIES -// THAT THE COVERED CODE IS FREE OF DEFECTS, MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE -// OR NON-INFRINGING. THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE COVERED -// CODE IS WITH YOU. SHOULD ANY COVERED CODE PROVE DEFECTIVE IN ANY RESPECT, YOU (NOT -// THE INITIAL DEVELOPER OR ANY OTHER CONTRIBUTOR) ASSUME THE COST OF ANY NECESSARY -// SERVICING, REPAIR OR CORRECTION. THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL -// PART OF THIS LICENSE. NO USE OF ANY COVERED CODE IS AUTHORIZED HEREUNDER EXCEPT UNDER -// THIS DISCLAIMER. -// -// Use at your own risk! -// ========================================================== - -#include "FreeImage.h" -#include "Utilities.h" - -// ---------------------------------------------------------- -// smart convert X to RGBA16 -// ---------------------------------------------------------- - -FIBITMAP * DLL_CALLCONV -FreeImage_ConvertToRGBA16(FIBITMAP *dib) { - FIBITMAP *src = NULL; - FIBITMAP *dst = NULL; - - if(!FreeImage_HasPixels(dib)) return NULL; - - const FREE_IMAGE_TYPE src_type = FreeImage_GetImageType(dib); - - // check for allowed conversions - switch(src_type) { - case FIT_BITMAP: - { - // convert to 32-bit if needed - if(FreeImage_GetBPP(dib) == 32) { - src = dib; - } else { - src = FreeImage_ConvertTo32Bits(dib); - if(!src) return NULL; - } - break; - } - case FIT_UINT16: - // allow conversion from unsigned 16-bit - src = dib; - break; - case FIT_RGB16: - // allow conversion from 48-bit RGB - src = dib; - break; - case FIT_RGBA16: - // RGBA16 type : clone the src - return FreeImage_Clone(dib); - break; - default: - return NULL; - } - - // allocate dst image - - const unsigned width = FreeImage_GetWidth(src); - const unsigned height = FreeImage_GetHeight(src); - - dst = FreeImage_AllocateT(FIT_RGBA16, width, height); - if(!dst) { - if(src != dib) { - FreeImage_Unload(src); - } - return NULL; - } - - // copy metadata from src to dst - FreeImage_CloneMetadata(dst, src); - - // convert from src type to RGBA16 - - switch(src_type) { - case FIT_BITMAP: - { - // Calculate the number of bytes per pixel (4 for 32-bit) - const unsigned bytespp = FreeImage_GetLine(src) / FreeImage_GetWidth(src); - - for(unsigned y = 0; y < height; y++) { - const BYTE *src_bits = (BYTE*)FreeImage_GetScanLine(src, y); - FIRGBA16 *dst_bits = (FIRGBA16*)FreeImage_GetScanLine(dst, y); - for(unsigned x = 0; x < width; x++) { - dst_bits[x].red = src_bits[FI_RGBA_RED] << 8; - dst_bits[x].green = src_bits[FI_RGBA_GREEN] << 8; - dst_bits[x].blue = src_bits[FI_RGBA_BLUE] << 8; - dst_bits[x].alpha = src_bits[FI_RGBA_ALPHA] << 8; - src_bits += bytespp; - } - } - } - break; - - case FIT_UINT16: - { - for(unsigned y = 0; y < height; y++) { - const WORD *src_bits = (WORD*)FreeImage_GetScanLine(src, y); - FIRGBA16 *dst_bits = (FIRGBA16*)FreeImage_GetScanLine(dst, y); - for(unsigned x = 0; x < width; x++) { - // convert by copying greyscale channel to each R, G, B channels - dst_bits[x].red = src_bits[x]; - dst_bits[x].green = src_bits[x]; - dst_bits[x].blue = src_bits[x]; - dst_bits[x].alpha = 0xFFFF; - } - } - } - break; - - case FIT_RGB16: - { - for(unsigned y = 0; y < height; y++) { - const FIRGB16 *src_bits = (FIRGB16*)FreeImage_GetScanLine(src, y); - FIRGBA16 *dst_bits = (FIRGBA16*)FreeImage_GetScanLine(dst, y); - for(unsigned x = 0; x < width; x++) { - // convert pixels directly, while adding a "dummy" alpha of 1.0 - dst_bits[x].red = src_bits[x].red; - dst_bits[x].green = src_bits[x].green; - dst_bits[x].blue = src_bits[x].blue; - dst_bits[x].alpha = 0xFFFF; - } - } - } - break; - - default: - break; - } - - if(src != dib) { - FreeImage_Unload(src); - } - - return dst; -} - |