fetch-test.c revision 6ba797d6 
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    0, { 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	PIXMAN_a8r8g8b8,
28	2, 2,
29	8,
30	{ 0x00112233, 0x44556677,
31	  0x8899aabb, 0xccddeeff },
32	{ 0x00112233, 0x44556677,
33	  0x8899aabb, 0xccddeeff },
34	NULL,
35    },
36    {
37	PIXMAN_r8g8b8a8,
38	2, 2,
39	8,
40	{ 0x11223300, 0x55667744,
41	  0x99aabb88, 0xddeeffcc },
42	{ 0x00112233, 0x44556677,
43	  0x8899aabb, 0xccddeeff },
44	NULL,
45    },
46    {
47	PIXMAN_g1,
48	8, 2,
49	4,
50#ifdef WORDS_BIGENDIAN
51	{
52	    0xaa000000,
53	    0x55000000
54	},
55#else
56	{
57	    0x00000055,
58	    0x000000aa
59	},
60#endif
61	{
62	    0x00ffffff, 0x00000000, 0x00ffffff, 0x00000000, 0x00ffffff, 0x00000000, 0x00ffffff, 0x00000000,
63	    0x00000000, 0x00ffffff, 0x00000000, 0x00ffffff, 0x00000000, 0x00ffffff, 0x00000000, 0x00ffffff
64	},
65	&mono_palette,
66    },
67#if 0
68    {
69	PIXMAN_g8,
70	4, 2,
71	4,
72	{ 0x01234567,
73	  0x89abcdef },
74	{ 0x00010101, 0x00232323, 0x00454545, 0x00676767,
75	  0x00898989, 0x00ababab, 0x00cdcdcd, 0x00efefef, },
76    },
77#endif
78    /* FIXME: make this work on big endian */
79    {
80	PIXMAN_yv12,
81	8, 2,
82	8,
83#ifdef WORDS_BIGENDIAN
84	{
85	    0x00ff00ff, 0x00ff00ff,
86	    0xff00ff00, 0xff00ff00,
87	    0x80ff8000,
88	    0x800080ff
89	},
90#else
91	{
92	    0xff00ff00, 0xff00ff00,
93	    0x00ff00ff, 0x00ff00ff,
94	    0x0080ff80,
95	    0xff800080
96	},
97#endif
98	{
99	    0xff000000, 0xffffffff, 0xffb80000, 0xffffe113,
100	    0xff000000, 0xffffffff, 0xff0023ee, 0xff4affff,
101	    0xffffffff, 0xff000000, 0xffffe113, 0xffb80000,
102	    0xffffffff, 0xff000000, 0xff4affff, 0xff0023ee,
103	},
104    },
105};
106
107int n_test_cases = sizeof(testcases)/sizeof(testcases[0]);
108
109
110static uint32_t
111reader (const void *src, int size)
112{
113    switch (size)
114    {
115    case 1:
116	return *(uint8_t *)src;
117    case 2:
118	return *(uint16_t *)src;
119    case 4:
120	return *(uint32_t *)src;
121    default:
122	assert(0);
123	return 0; /* silence MSVC */
124    }
125}
126
127
128static void
129writer (void *src, uint32_t value, int size)
130{
131    switch (size)
132    {
133    case 1:
134	*(uint8_t *)src = value;
135	break;
136    case 2:
137	*(uint16_t *)src = value;
138	break;
139    case 4:
140	*(uint32_t *)src = value;
141	break;
142    default:
143	assert(0);
144    }
145}
146
147
148int
149main (int argc, char **argv)
150{
151    uint32_t dst[SIZE];
152    pixman_image_t *src_img;
153    pixman_image_t *dst_img;
154    int i, j, x, y;
155    int ret = 0;
156
157    for (i = 0; i < n_test_cases; ++i)
158    {
159	for (j = 0; j < 2; ++j)
160	{
161	    src_img = pixman_image_create_bits (testcases[i].format,
162						testcases[i].width,
163						testcases[i].height,
164						testcases[i].src,
165						testcases[i].stride);
166	    pixman_image_set_indexed(src_img, testcases[i].indexed);
167
168	    dst_img = pixman_image_create_bits (PIXMAN_a8r8g8b8,
169						testcases[i].width,
170						testcases[i].height,
171						dst,
172						testcases[i].width*4);
173
174	    if (j)
175	    {
176		pixman_image_set_accessors (src_img, reader, writer);
177		pixman_image_set_accessors (dst_img, reader, writer);
178	    }
179
180	    pixman_image_composite (PIXMAN_OP_SRC, src_img, NULL, dst_img,
181				    0, 0, 0, 0, 0, 0, testcases[i].width, testcases[i].height);
182
183	    pixman_image_unref (src_img);
184	    pixman_image_unref (dst_img);
185
186	    for (y = 0; y < testcases[i].height; ++y)
187	    {
188		for (x = 0; x < testcases[i].width; ++x)
189		{
190		    int offset = y * testcases[i].width + x;
191
192		    if (dst[offset] != testcases[i].dst[offset])
193		    {
194			printf ("test %i%c: pixel mismatch at (x=%d,y=%d): %08x expected, %08x obtained\n",
195			        i + 1, 'a' + j,
196			        x, y,
197			        testcases[i].dst[offset], dst[offset]);
198			ret = 1;
199		    }
200		}
201	    }
202	}
203    }
204
205    return ret;
206}
207