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#include <assert.h>
#include <stdlib.h>
#include <stdio.h>
#include "pixman.h"
#define SIZE 1024
pixman_indexed_t mono_pallete = {
.rgba = { 0x00000000, 0x00ffffff },
};
typedef struct {
pixman_format_code_t format;
int width, height;
int stride;
uint32_t src[SIZE];
uint32_t dst[SIZE];
pixman_indexed_t *indexed;
} testcase_t;
testcase_t testcases[] = {
{
.format = PIXMAN_a8r8g8b8,
.width = 2, .height = 2,
.stride = 8,
.src = { 0x00112233, 0x44556677,
0x8899aabb, 0xccddeeff },
.dst = { 0x00112233, 0x44556677,
0x8899aabb, 0xccddeeff },
.indexed = NULL,
},
{
.format = PIXMAN_g1,
.width = 8, .height = 2,
.stride = 4,
.src = { 0x00000055,
0x000000aa },
.dst = { 0x00ffffff, 0x00000000, 0x00ffffff, 0x00000000, 0x00ffffff, 0x00000000, 0x00ffffff, 0x00000000,
0x00000000, 0x00ffffff, 0x00000000, 0x00ffffff, 0x00000000, 0x00ffffff, 0x00000000, 0x00ffffff },
.indexed = &mono_pallete,
},
#if 0
{
.format = PIXMAN_g8,
.width = 4, .height = 2,
.stride = 4,
.src = { 0x01234567,
0x89abcdef },
.dst = { 0x00010101, 0x00232323, 0x00454545, 0x00676767,
0x00898989, 0x00ababab, 0x00cdcdcd, 0x00efefef, },
},
#endif
{
.format = PIXMAN_yv12,
.width = 8, .height = 2,
.stride = 8,
.src = { 0xff00ff00, 0xff00ff00,
0x00ff00ff, 0x00ff00ff,
0x0080ff80,
0xff800080},
.dst = {
0xff000000, 0xffffffff, 0xffb80000, 0xffffe113,
0xff000000, 0xffffffff, 0xff0023ee, 0xff4affff,
0xffffffff, 0xff000000, 0xffffe113, 0xffb80000,
0xffffffff, 0xff000000, 0xff4affff, 0xff0023ee,
},
},
};
const int ntestcases = sizeof(testcases)/sizeof(testcases[0]);
static uint32_t
reader (const void *src, int size)
{
switch (size)
{
case 1:
return *(uint8_t *)src;
case 2:
return *(uint16_t *)src;
case 4:
return *(uint32_t *)src;
default:
assert(0);
}
}
static void
writer (void *src, uint32_t value, int size)
{
switch (size)
{
case 1:
*(uint8_t *)src = value;
break;
case 2:
*(uint16_t *)src = value;
break;
case 4:
*(uint32_t *)src = value;
break;
default:
assert(0);
}
}
int
main (int argc, char **argv)
{
uint32_t dst[SIZE];
pixman_image_t *src_img;
pixman_image_t *dst_img;
int i, j, x, y;
int ret = 0;
for (i = 0; i < ntestcases; ++i) {
for (j = 0; j < 2; ++j) {
src_img = pixman_image_create_bits (testcases[i].format,
testcases[i].width,
testcases[i].height,
testcases[i].src,
testcases[i].stride);
pixman_image_set_indexed(src_img, testcases[i].indexed);
dst_img = pixman_image_create_bits (PIXMAN_a8r8g8b8,
testcases[i].width,
testcases[i].height,
dst,
testcases[i].width*4);
if (j) {
pixman_image_set_accessors (src_img, reader, writer);
pixman_image_set_accessors (dst_img, reader, writer);
}
pixman_image_composite (PIXMAN_OP_SRC, src_img, NULL, dst_img,
0, 0, 0, 0, 0, 0, testcases[i].width, testcases[i].height);
pixman_image_unref (src_img);
pixman_image_unref (dst_img);
for (y = 0; y < testcases[i].height; ++y)
for (x = 0; x < testcases[i].width; ++x) {
int offset = y*testcases[i].width + x;
if (dst[offset] != testcases[i].dst[offset]) {
printf ("test %i%c: pixel mismatch at (x=%d,y=%d): %08x expected, %08x obtained\n",
i + 1, 'a' + j,
x, y,
testcases[i].dst[offset], dst[offset]);
ret = 1;
}
}
}
}
return ret;
}
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