FreeRDP/winpr/libwinpr/utils/test/TestImage.c
Armin Novak 894474b161 [winpr,utils] improve winpr image API
* Add checks for bitmap read functions
* Add more unit tests
* Do not expose internals to WinPR
2024-02-22 09:33:59 +01:00

233 lines
5.8 KiB
C

#include <stdio.h>
#include <winpr/string.h>
#include <winpr/assert.h>
#include <winpr/file.h>
#include <winpr/path.h>
#include <winpr/image.h>
static const char test_src_filename[] = TEST_SOURCE_PATH "/rgb";
static const char test_bin_filename[] = TEST_BINARY_PATH "/rgb";
static BOOL test_image_equal(const wImage* imageA, const wImage* imageB)
{
return winpr_image_equal(imageA, imageB,
WINPR_IMAGE_CMP_IGNORE_DEPTH | WINPR_IMAGE_CMP_IGNORE_ALPHA |
WINPR_IMAGE_CMP_FUZZY);
}
static BOOL test_equal_to(const wImage* bmp, const char* name, UINT32 format)
{
BOOL rc = FALSE;
wImage* cmp = winpr_image_new();
if (!cmp)
goto fail;
char path[MAX_PATH] = { 0 };
_snprintf(path, sizeof(path), "%s.%s", name, winpr_image_format_extension(format));
const int cmpSize = winpr_image_read(cmp, path);
if (cmpSize <= 0)
{
fprintf(stderr, "[%s] winpr_image_read failed for %s", __func__, path);
goto fail;
}
rc = test_image_equal(bmp, cmp);
if (!rc)
fprintf(stderr, "[%s] winpr_image_eqal failed", __func__);
fail:
winpr_image_free(cmp, TRUE);
return rc;
}
static BOOL test_equal(void)
{
BOOL rc = FALSE;
wImage* bmp = winpr_image_new();
if (!bmp)
goto fail;
char path[MAX_PATH] = { 0 };
_snprintf(path, sizeof(path), "%s.bmp", test_src_filename);
PathCchConvertStyleA(path, sizeof(path), PATH_STYLE_NATIVE);
const int bmpSize = winpr_image_read(bmp, path);
if (bmpSize <= 0)
{
fprintf(stderr, "[%s] winpr_image_read failed for %s", __func__, path);
goto fail;
}
for (UINT32 x = 0; x < UINT8_MAX; x++)
{
if (!winpr_image_format_is_supported(x))
continue;
if (!test_equal_to(bmp, test_src_filename, x))
goto fail;
}
rc = TRUE;
fail:
winpr_image_free(bmp, TRUE);
return rc;
}
static BOOL test_read_write_compare(const char* tname, const char* tdst, UINT32 format)
{
BOOL rc = FALSE;
wImage* bmp1 = winpr_image_new();
wImage* bmp2 = winpr_image_new();
wImage* bmp3 = winpr_image_new();
if (!bmp1 || !bmp2 || !bmp3)
goto fail;
char spath[MAX_PATH] = { 0 };
char dpath[MAX_PATH] = { 0 };
char bpath1[MAX_PATH] = { 0 };
char bpath2[MAX_PATH] = { 0 };
_snprintf(spath, sizeof(spath), "%s.%s", tname, winpr_image_format_extension(format));
_snprintf(dpath, sizeof(dpath), "%s.%s", tdst, winpr_image_format_extension(format));
_snprintf(bpath1, sizeof(bpath1), "%s.src.%s", dpath,
winpr_image_format_extension(WINPR_IMAGE_BITMAP));
_snprintf(bpath2, sizeof(bpath2), "%s.bin.%s", dpath,
winpr_image_format_extension(WINPR_IMAGE_BITMAP));
PathCchConvertStyleA(spath, sizeof(spath), PATH_STYLE_NATIVE);
PathCchConvertStyleA(dpath, sizeof(dpath), PATH_STYLE_NATIVE);
PathCchConvertStyleA(bpath1, sizeof(bpath1), PATH_STYLE_NATIVE);
PathCchConvertStyleA(bpath2, sizeof(bpath2), PATH_STYLE_NATIVE);
const int bmpRSize = winpr_image_read(bmp1, spath);
if (bmpRSize <= 0)
{
fprintf(stderr, "[%s] winpr_image_read failed for %s", __func__, spath);
goto fail;
}
const int bmpWSize = winpr_image_write(bmp1, dpath);
if (bmpWSize <= 0)
{
fprintf(stderr, "[%s] winpr_image_write failed for %s", __func__, dpath);
goto fail;
}
const int bmp2RSize = winpr_image_read(bmp2, dpath);
if (bmp2RSize <= 0)
{
fprintf(stderr, "[%s] winpr_image_read failed for %s", __func__, dpath);
goto fail;
}
const int bmpSrcWSize = winpr_image_write_ex(bmp1, WINPR_IMAGE_BITMAP, bpath1);
if (bmpSrcWSize <= 0)
{
fprintf(stderr, "[%s] winpr_image_write_ex failed for %s", __func__, bpath1);
goto fail;
}
/* write a bitmap and read it back.
* this tests if we have the proper internal format */
const int bmpBinWSize = winpr_image_write_ex(bmp2, WINPR_IMAGE_BITMAP, bpath2);
if (bmpBinWSize <= 0)
{
fprintf(stderr, "[%s] winpr_image_write_ex failed for %s", __func__, bpath2);
goto fail;
}
const int bmp3RSize = winpr_image_read(bmp3, bpath2);
if (bmp3RSize <= 0)
{
fprintf(stderr, "[%s] winpr_image_read failed for %s", __func__, bpath2);
goto fail;
}
if (!winpr_image_equal(bmp1, bmp2,
WINPR_IMAGE_CMP_IGNORE_DEPTH | WINPR_IMAGE_CMP_IGNORE_ALPHA |
WINPR_IMAGE_CMP_FUZZY))
{
fprintf(stderr, "[%s] winpr_image_eqal failed bmp1 bmp2", __func__);
goto fail;
}
rc = winpr_image_equal(bmp3, bmp2,
WINPR_IMAGE_CMP_IGNORE_DEPTH | WINPR_IMAGE_CMP_IGNORE_ALPHA |
WINPR_IMAGE_CMP_FUZZY);
if (!rc)
fprintf(stderr, "[%s] winpr_image_eqal failed bmp3 bmp2", __func__);
fail:
winpr_image_free(bmp1, TRUE);
winpr_image_free(bmp2, TRUE);
winpr_image_free(bmp3, TRUE);
return rc;
}
static BOOL test_read_write(void)
{
BOOL rc = TRUE;
for (UINT32 x = 0; x < UINT8_MAX; x++)
{
if (!winpr_image_format_is_supported(x))
continue;
if (!test_read_write_compare(test_src_filename, test_bin_filename, x))
rc = FALSE;
}
return rc;
}
static BOOL test_load_file(const char* name)
{
BOOL rc = FALSE;
wImage* image = winpr_image_new();
if (!image || !name)
goto fail;
const int res = winpr_image_read(image, name);
rc = (res > 0) ? TRUE : FALSE;
fail:
winpr_image_free(image, TRUE);
return rc;
}
static BOOL test_load(void)
{
const char* names[] = {
"rgb.16a.bmp", "rgb.16a.nocolor.bmp", "rgb.16.bmp", "rgb.16.nocolor.bmp",
"rgb.16x.bmp", "rgb.16x.nocolor.bmp", "rgb.24.bmp", "rgb.24.nocolor.bmp",
"rgb.32.bmp", "rgb.32.nocolor.bmp", "rgb.32x.bmp", "rgb.32x.nocolor.bmp",
"rgb.bmp"
};
for (size_t x = 0; x < ARRAYSIZE(names); x++)
{
const char* name = names[x];
char* fname = GetCombinedPath(TEST_SOURCE_PATH, name);
const BOOL res = test_load_file(fname);
free(fname);
if (!res)
return FALSE;
}
return TRUE;
}
int TestImage(int argc, char* argv[])
{
int rc = 0;
WINPR_UNUSED(argc);
WINPR_UNUSED(argv);
if (!test_equal())
rc -= 1;
if (!test_read_write())
rc -= 2;
if (!test_load())
rc -= 4;
return rc;
}