128 lines
3.7 KiB
C++
128 lines
3.7 KiB
C++
// ==========================================================
|
|
// 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) {
|
|
|
|
printf("testImageChannels ...\n");
|
|
|
|
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);
|
|
}
|