fetch-test.c revision 952204ab 
1#include <assert.h>
2#include <stdlib.h>
3#include <stdio.h>
4#include "pixman.h"
5#include <config.h>
6
7#define SIZE 1024
8
9static pixman_indexed_t mono_palette =
10{
11    .rgba = { 0x00000000, 0x00ffffff },
12};
13
14
15typedef struct {
16    pixman_format_code_t format;
17    int width, height;
18    int stride;
19    uint32_t src[SIZE];
20    uint32_t dst[SIZE];
21    pixman_indexed_t *indexed;
22} testcase_t;
23
24static testcase_t testcases[] =
25{
26    {
27	.format = PIXMAN_a8r8g8b8,
28	.width = 2, .height = 2,
29	.stride = 8,
30	.src = { 0x00112233, 0x44556677,
31	         0x8899aabb, 0xccddeeff },
32	.dst = { 0x00112233, 0x44556677,
33	         0x8899aabb, 0xccddeeff },
34	.indexed = NULL,
35    },
36    {
37	.format = PIXMAN_g1,
38	.width = 8, .height = 2,
39	.stride = 4,
40#ifdef WORDS_BIGENDIAN
41	.src =
42	{
43	    0xaa000000,
44	    0x55000000
45	},
46#else
47	.src =
48	{
49	    0x00000055,
50	    0x000000aa
51	},
52#endif
53	.dst =
54	{
55	    0x00ffffff, 0x00000000, 0x00ffffff, 0x00000000, 0x00ffffff, 0x00000000, 0x00ffffff, 0x00000000,
56	    0x00000000, 0x00ffffff, 0x00000000, 0x00ffffff, 0x00000000, 0x00ffffff, 0x00000000, 0x00ffffff
57	},
58	.indexed = &mono_palette,
59    },
60#if 0
61    {
62	.format = PIXMAN_g8,
63	.width = 4, .height = 2,
64	.stride = 4,
65	.src = { 0x01234567,
66	         0x89abcdef },
67	.dst = { 0x00010101, 0x00232323, 0x00454545, 0x00676767,
68	         0x00898989, 0x00ababab, 0x00cdcdcd, 0x00efefef, },
69    },
70#endif
71    /* FIXME: make this work on big endian */
72    {
73	.format = PIXMAN_yv12,
74	.width = 8, .height = 2,
75	.stride = 8,
76#ifdef WORDS_BIGENDIAN
77	.src =
78	{
79	    0x00ff00ff, 0x00ff00ff,
80	    0xff00ff00, 0xff00ff00,
81	    0x80ff8000,
82	    0x800080ff
83	},
84#else
85	.src =
86	{
87	    0xff00ff00, 0xff00ff00,
88	    0x00ff00ff, 0x00ff00ff,
89	    0x0080ff80,
90	    0xff800080
91	},
92#endif
93	.dst =
94	{
95	    0xff000000, 0xffffffff, 0xffb80000, 0xffffe113,
96	    0xff000000, 0xffffffff, 0xff0023ee, 0xff4affff,
97	    0xffffffff, 0xff000000, 0xffffe113, 0xffb80000,
98	    0xffffffff, 0xff000000, 0xff4affff, 0xff0023ee,
99	},
100    },
101};
102
103int n_test_cases = sizeof(testcases)/sizeof(testcases[0]);
104
105
106static uint32_t
107reader (const void *src, int size)
108{
109    switch (size)
110    {
111    case 1:
112	return *(uint8_t *)src;
113    case 2:
114	return *(uint16_t *)src;
115    case 4:
116	return *(uint32_t *)src;
117    default:
118	assert(0);
119    }
120}
121
122
123static void
124writer (void *src, uint32_t value, int size)
125{
126    switch (size)
127    {
128    case 1:
129	*(uint8_t *)src = value;
130	break;
131    case 2:
132	*(uint16_t *)src = value;
133	break;
134    case 4:
135	*(uint32_t *)src = value;
136	break;
137    default:
138	assert(0);
139    }
140}
141
142
143int
144main (int argc, char **argv)
145{
146    uint32_t dst[SIZE];
147    pixman_image_t *src_img;
148    pixman_image_t *dst_img;
149    int i, j, x, y;
150    int ret = 0;
151
152    for (i = 0; i < n_test_cases; ++i)
153    {
154	for (j = 0; j < 2; ++j)
155	{
156	    src_img = pixman_image_create_bits (testcases[i].format,
157						testcases[i].width,
158						testcases[i].height,
159						testcases[i].src,
160						testcases[i].stride);
161	    pixman_image_set_indexed(src_img, testcases[i].indexed);
162
163	    dst_img = pixman_image_create_bits (PIXMAN_a8r8g8b8,
164						testcases[i].width,
165						testcases[i].height,
166						dst,
167						testcases[i].width*4);
168
169	    if (j)
170	    {
171		pixman_image_set_accessors (src_img, reader, writer);
172		pixman_image_set_accessors (dst_img, reader, writer);
173	    }
174
175	    pixman_image_composite (PIXMAN_OP_SRC, src_img, NULL, dst_img,
176				    0, 0, 0, 0, 0, 0, testcases[i].width, testcases[i].height);
177
178	    pixman_image_unref (src_img);
179	    pixman_image_unref (dst_img);
180
181	    for (y = 0; y < testcases[i].height; ++y)
182	    {
183		for (x = 0; x < testcases[i].width; ++x)
184		{
185		    int offset = y * testcases[i].width + x;
186
187		    if (dst[offset] != testcases[i].dst[offset])
188		    {
189			printf ("test %i%c: pixel mismatch at (x=%d,y=%d): %08x expected, %08x obtained\n",
190			        i + 1, 'a' + j,
191			        x, y,
192			        testcases[i].dst[offset], dst[offset]);
193			ret = 1;
194		    }
195		}
196	    }
197	}
198    }
199
200    return ret;
201}
202