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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"
// Local test functions
// ----------------------------------------------------------
void test24BitsChannels(unsigned width, unsigned height) {
BOOL bResult = FALSE;
// create a test 8-bit image
FIBITMAP *src = createZonePlateImage(width, height, 128);
if(src != NULL) {
// convert to 24-bit
FIBITMAP *tmp = FreeImage_ConvertTo24Bits(src);
FreeImage_Unload(src);
src = tmp;
}
assert(src != NULL);
// save for further examination
bResult = FreeImage_Save(FIF_PNG, src, "zoneplate.png", PNG_DEFAULT);
assert(bResult);
// test get/set channel
// -------------------------
FIBITMAP *channel = FreeImage_GetChannel(src, FICC_GREEN);
assert(channel != NULL);
bResult = FreeImage_SetChannel(src, channel, FICC_GREEN);
assert(bResult);
FreeImage_Unload(channel);
FreeImage_Unload(src);
}
void test32BitsChannels(unsigned width, unsigned height) {
BOOL bResult = FALSE;
// create a test 8-bit image
FIBITMAP *src = createZonePlateImage(width, height, 128);
if(src != NULL) {
// convert to 32-bit
FIBITMAP *tmp = FreeImage_ConvertTo32Bits(src);
FreeImage_Unload(src);
src = tmp;
}
assert(src != NULL);
// save for further examination
bResult = FreeImage_Save(FIF_PNG, src, "zoneplate.png", PNG_DEFAULT);
assert(bResult);
// test get/set channel
// -------------------------
FIBITMAP *channel = FreeImage_GetChannel(src, FICC_ALPHA);
assert(channel != NULL);
bResult = FreeImage_SetChannel(src, channel, FICC_ALPHA);
assert(bResult);
FreeImage_Unload(channel);
FreeImage_Unload(src);
}
void testRGBAChannels(FREE_IMAGE_TYPE image_type, unsigned width, unsigned height, BOOL bUseAlpha) {
BOOL bResult = FALSE;
// create a test image
FIBITMAP *src = FreeImage_AllocateT(image_type, width, height);
assert(src != NULL);
// test get/set channel
// -------------------------
{
FIBITMAP *channel = FreeImage_GetChannel(src, FICC_GREEN);
assert(channel != NULL);
bResult = FreeImage_SetChannel(src, channel, FICC_GREEN);
assert(bResult);
FreeImage_Unload(channel);
}
if(bUseAlpha) {
FIBITMAP *alpha = FreeImage_GetChannel(src, FICC_ALPHA);
assert(alpha != NULL);
bResult = FreeImage_SetChannel(src, alpha, FICC_ALPHA);
assert(bResult);
FreeImage_Unload(alpha);
}
FreeImage_Unload(src);
}
// Main test functions
// ----------------------------------------------------------
void testImageChannels(unsigned width, unsigned height) {
BOOL bResult = FALSE;
printf("testImageChannels ...");
test24BitsChannels(width, height);
test32BitsChannels(width, height);
testRGBAChannels(FIT_RGB16, width, height, FALSE);
testRGBAChannels(FIT_RGBA16, width, height, TRUE);
testRGBAChannels(FIT_RGBF, width, height, FALSE);
testRGBAChannels(FIT_RGBAF, width, height, TRUE);
printf("\tOK\n");
}