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// ==========================================================
// FreeImage 3 Test Script
//
// 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 "TestSuite.h"
void
testBuildMPage(char *src_filename, char *dst_filename, FREE_IMAGE_FORMAT dst_fif, unsigned bpp) {
// get the file type
FREE_IMAGE_FORMAT src_fif = FreeImage_GetFileType(src_filename);
// load the file
FIBITMAP *src = FreeImage_Load(src_fif, src_filename, 0); //24bit image
unsigned src_bpp = FreeImage_GetBPP(src);
// convert to the requested bitdepth
if(src_bpp != bpp) {
FIBITMAP *tmp = NULL;
switch(bpp) {
case 8:
tmp = FreeImage_ConvertTo8Bits(src);
break;
case 24:
tmp = FreeImage_ConvertTo24Bits(src);
break;
}
assert(tmp != NULL);
FreeImage_Unload(src);
src = tmp;
}
FIMULTIBITMAP *out = FreeImage_OpenMultiBitmap(dst_fif, dst_filename, TRUE, FALSE, FALSE);
for(int size = 16; size <= 48; size += 16 ) {
FIBITMAP *rescaled = FreeImage_Rescale(src, size, size, FILTER_CATMULLROM);
if((src_bpp == 8) && FreeImage_IsTransparent(src)) {
// copy the transparency table
BYTE *trns = FreeImage_GetTransparencyTable(src);
int count = FreeImage_GetTransparencyCount(src);
FreeImage_SetTransparencyTable(rescaled, trns, count);
}
FreeImage_AppendPage(out, rescaled);
FreeImage_Unload(rescaled);
}
FreeImage_Unload(src);
FreeImage_CloseMultiBitmap(out, 0);
}
void testMPageCache(char *src_filename) {
const char *dst_filename = "mpages.tif";
BOOL keep_cache_in_memory = FALSE;
// get the file type
FREE_IMAGE_FORMAT src_fif = FreeImage_GetFileType(src_filename);
// load the file
FIBITMAP *src = FreeImage_Load(src_fif, src_filename, 0); //24bit image
assert(src != NULL);
// convert to 24-bit
if(FreeImage_GetBPP(src) != 24) {
FIBITMAP *tmp = FreeImage_ConvertTo24Bits(src);
assert(tmp != NULL);
FreeImage_Unload(src);
src = tmp;
}
FIMULTIBITMAP *out = FreeImage_OpenMultiBitmap(FIF_TIFF, dst_filename, TRUE, FALSE, keep_cache_in_memory);
// attempt to create 16 480X360 images in a 24-bit TIFF multipage file
FIBITMAP *rescaled = FreeImage_Rescale(src, 480, 360, FILTER_CATMULLROM);
for(int i = 0; i < 16; i++) {
FreeImage_AppendPage(out, rescaled);
}
FreeImage_Unload(rescaled);
FreeImage_Unload(src);
FreeImage_CloseMultiBitmap(out, 0);
}
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