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legacy-imlib2/test/test_scale.cpp

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#include <gtest/gtest.h>
#include "config.h"
#include <Imlib2.h>
#include "test.h"
#define FILE_REF1 "icon-64" // RGB
#define FILE_REF2 "xeyes" // ARGB (shaped)
typedef struct {
const char *file;
unsigned int crcs[7][7];
} td_t;
/**INDENT-OFF**/
static const td_t td[] = {
#if 0
{ FILE_REF1,
{{ 2162077252, 4214091794, 412865864, 2208852583, 4008806248, 2557426026, 3819956603 },
{ 595275359, 283954495, 3441282729, 3333662483, 2515534288, 2423654221, 1122712545 },
{ 4233001257, 1723457820, 1156039624, 3037040985, 3626247407, 2613094123, 2184173847 },
{ 3309372516, 984665754, 3767976262, 1153555547, 1698491060, 4110238991, 1891961102 },
{ 2847337837, 794693659, 1876625640, 3678611634, 1208851425, 3813154232, 2783573400 },
{ 764823695, 3982871911, 1209331970, 4264374244, 1817759116, 1464496753, 3881173833 },
{ 3864856322, 990950723, 372177638, 1857970971, 1641112498, 4095443635, 4181395999 }},
},
{ FILE_REF2,
{{ 555768304, 1646920612, 2050816676, 3770476584, 2825645535, 3113513304, 913084799 },
{ 220865185, 862759789, 4159187644, 2770777978, 3461933485, 2827786048, 2219120417 },
{ 2540897236, 2887022398, 65635572, 916230131, 3952902516, 62808115, 2932301957 },
{ 3434262573, 3693633821, 137945133, 2937827957, 521763255, 411503651, 2049615039 },
{ 239430986, 332364389, 1260118846, 554129137, 1356142132, 2853343843, 1297241144 },
{ 1175312809, 3451222972, 3395731656, 295362128, 1881386666, 3061068732, 3976437623 },
{ 1755782477, 704181442, 2272158502, 325667026, 1654128943, 901365279, 830163639 }},
},
#else
{ FILE_REF1,
{{ 2162077252, 4214091794, 412865864, 2208852583, 2350556023, 3803721928, 3805112969 },
{ 595275359, 283954495, 3441282729, 3333662483, 1459577645, 746253606, 1882221826 },
{ 4233001257, 1723457820, 1156039624, 3037040985, 2759562314, 2222928541, 3180076325 },
{ 3309372516, 984665754, 3767976262, 1153555547, 1570988457, 2288660331, 283458965 },
{ 2845395143, 4101946852, 3961005890, 2640374584, 3726109921, 2179674700, 1383607771 },
{ 4268776970, 2079858095, 4038148450, 2295802576, 900551271, 3346055316, 1149911542 },
{ 202016275, 1526922894, 445926265, 4047069055, 3524650216, 1037461975, 2272837475 }},
},
{ FILE_REF2,
{{ 555768304, 1646920612, 2050816676, 3770476584, 91466078, 2087161176, 3570229076 },
{ 220865185, 862759789, 4159187644, 2770777978, 2050323230, 766149810, 1618201076 },
{ 2540897236, 2887022398, 65635572, 916230131, 448177749, 3260413553, 862049368 },
{ 3434262573, 3693633821, 137945133, 2937827957, 2112193779, 4118876351, 361305748 },
{ 837021963, 3886651388, 186086474, 1714609658, 350822765, 1584234754, 4175249876 },
{ 2925744983, 3225353477, 2496627803, 4183774388, 4064257418, 340562738, 3787242720 },
{ 3611274720, 2261672575, 2746509160, 186022412, 61954702, 522998935, 380650099 }},
},
#endif
{ FILE_REF1, // mmx
{{ 0, 0, 0, 1153555547, 1813415566, 2513294192, 1184904601 },
{ 0, 0, 0, 1153555547, 1813415566, 2513294192, 1184904601 },
{ 0, 0, 0, 1153555547, 1813415566, 2513294192, 1184904601 },
{ 0, 0, 0, 1153555547, 1813415566, 2513294192, 1184904601 },
{ 0, 0, 0, 1153555547, 1813415566, 2513294192, 1184904601 },
{ 0, 0, 0, 1153555547, 1813415566, 2513294192, 1184904601 },
{ 0, 0, 0, 1153555547, 1813415566, 2513294192, 1184904601 }},
},
{ FILE_REF2, // mmx
{{ 0, 0, 0, 2937827957, 199400762, 1969395327, 3756282520 },
{ 0, 0, 0, 2937827957, 199400762, 1969395327, 3756282520 },
{ 0, 0, 0, 2937827957, 199400762, 1969395327, 3756282520 },
{ 0, 0, 0, 2937827957, 199400762, 1969395327, 3756282520 },
{ 0, 0, 0, 2937827957, 199400762, 1969395327, 3756282520 },
{ 0, 0, 0, 2937827957, 199400762, 1969395327, 3756282520 },
{ 0, 0, 0, 2937827957, 199400762, 1969395327, 3756282520 }},
},
};
/**INDENT-ON**/
static void
test_scale_1(int alpha)
{
const td_t *ptd;
char filei[256];
char fileo[256];
int w, h, i, j;
unsigned int crc, crc_exp;
Imlib_Image imi, imo;
int err;
#ifdef DO_MMX_ASM
// Hmm.. MMX functions appear to produce a slightly different result
if (!getenv("IMLIB2_ASM_OFF"))
alpha += 2;
#endif
ptd = &td[alpha];
snprintf(filei, sizeof(filei), "%s/%s.png", IMG_SRC, ptd->file);
D("Load '%s'\n", filei);
imi = imlib_load_image(filei);
ASSERT_TRUE(imi);
crc = image_get_crc32(imi);
crc_exp = ptd->crcs[3][3];
EXPECT_EQ(crc, crc_exp);
for (i = -3; i <= 3; i++)
{
for (j = -3; j <= 3; j++)
{
imlib_context_set_image(imi);
w = imlib_image_get_width();
h = imlib_image_get_height();
pr_info("AA=%d Alpha=%d: %dx%d -> %dx%d (%d,%d)",
imlib_context_get_anti_alias(), alpha,
w, h, w + i, h + j, i, j);
imo = imlib_create_cropped_scaled_image(0, 0, w, h, w + i, h + j);
ASSERT_TRUE(imo);
imlib_context_set_image(imo);
w = imlib_image_get_width();
h = imlib_image_get_height();
crc = image_get_crc32(imo);
crc_exp = ptd->crcs[3 + j][3 + i];
EXPECT_EQ(crc, crc_exp);
snprintf(fileo, sizeof(fileo), "%s/scale-%s-%dx%d.%s",
IMG_GEN, ptd->file, w, h, "png");
imlib_image_set_format("png");
D("Save '%s'\n", fileo);
imlib_save_image_with_errno_return(fileo, &err);
EXPECT_EQ(err, 0);
if (err)
D("Error %d saving '%s'\n", err, fileo);
imlib_context_set_image(imo);
imlib_free_image_and_decache();
}
}
imlib_context_set_image(imi);
imlib_free_image_and_decache();
}
static void
test_scale_2a(int alpha, int w0, int h0, int w1, int h1, int w2, int h2)
{
int w, h;
Imlib_Image imi, imo;
pr_info("AA=%d Alpha=%d: %dx%d -> %d:%dx%d:%d",
imlib_context_get_anti_alias(), alpha, w0, h0, w1, w2, h1, h2);
imi = imlib_create_image(w0, h0);
ASSERT_TRUE(imi);
imlib_context_set_image(imi);
imlib_image_set_has_alpha(alpha);
imlib_context_set_blend(0);
imlib_context_set_color(0x22, 0x44, 0x66, 0x88);
imlib_image_fill_rectangle(0, 0, w0, h0);
for (w = w1; w <= w2; w++)
{
for (h = h1; h <= h2; h++)
{
// pr_info("Alpha=%d: %dx%d -> %dx%d", alpha, w0, h0, w, h);
imlib_context_set_image(imi);
imo = imlib_create_cropped_scaled_image(0, 0, w0, h0, w, h);
if (w <= 0 || h <= 0)
{
ASSERT_FALSE(imo);
continue;
}
ASSERT_TRUE(imo);
imlib_context_set_image(imo);
imlib_free_image_and_decache();
}
}
imlib_context_set_image(imi);
imlib_free_image_and_decache();
}
static void
test_scale_2(int alpha, int w0, int h0, int w1, int h1, int w2, int h2)
{
imlib_context_set_anti_alias(0);
test_scale_2a(alpha, w0, h0, w1, h1, w2, h2);
imlib_context_set_anti_alias(1);
test_scale_2a(alpha, w0, h0, w1, h1, w2, h2);
}
TEST(SCALE, scale_1_rgb)
{
test_scale_1(0);
}
TEST(SCALE, scale_1_argb)
{
test_scale_1(1);
}
TEST(SCALE, scale_2_rgb_0)
{
test_scale_2(0, 4, 4, 0, 0, 0, 0);
}
TEST(SCALE, scale_2_rgb_1_x)
{
test_scale_2(0, 1, 1, 1, 1, 10, 10);
}
TEST(SCALE, scale_2_rgb_2_x)
{
test_scale_2(0, 2, 2, 1, 1, 10, 10);
}
TEST(SCALE, scale_2_rgb_up)
{
test_scale_2(0, 7, 30, 7, 30, 7, 100);
test_scale_2(0, 30, 9, 30, 9, 100, 9);
}
TEST(SCALE, scale_2_rgb_down)
{
test_scale_2(0, 7, 100, 7, 40, 7, 100);
test_scale_2(0, 100, 9, 40, 9, 100, 9);
}
TEST(SCALE, scale_2_argb_0)
{
test_scale_2(1, 4, 4, 0, 0, 0, 0);
}
TEST(SCALE, scale_2_argb_1_x)
{
test_scale_2(1, 1, 1, 1, 1, 10, 10);
}
TEST(SCALE, scale_2_argb_2_x)
{
test_scale_2(1, 2, 2, 1, 1, 10, 10);
}
TEST(SCALE, scale_2_argb_up)
{
test_scale_2(1, 7, 30, 7, 30, 7, 100);
test_scale_2(1, 30, 9, 30, 9, 100, 9);
}
TEST(SCALE, scale_2_argb_down)
{
test_scale_2(1, 7, 100, 7, 40, 7, 100);
test_scale_2(1, 100, 9, 40, 9, 100, 9);
}
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