aboutsummaryrefslogtreecommitdiff
path: root/pixman/test/fetch-test.c
blob: 9f80eec1bd6572e13c9e8bbc4ff42923c1fe5af8 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <assert.h>
#include <stdlib.h>
#include <stdio.h>
#include "pixman.h"

#define SIZE 1024

static pixman_indexed_t mono_palette =
{
    0, { 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;

static testcase_t testcases[] =
{
    {
	PIXMAN_a8r8g8b8,
	2, 2,
	8,
	{ 0x00112233, 0x44556677,
	  0x8899aabb, 0xccddeeff },
	{ 0x00112233, 0x44556677,
	  0x8899aabb, 0xccddeeff },
	NULL,
    },
    {
	PIXMAN_r8g8b8a8,
	2, 2,
	8,
	{ 0x11223300, 0x55667744,
	  0x99aabb88, 0xddeeffcc },
	{ 0x00112233, 0x44556677,
	  0x8899aabb, 0xccddeeff },
	NULL,
    },
    {
	PIXMAN_g1,
	8, 2,
	4,
#ifdef WORDS_BIGENDIAN
	{
	    0xaa000000,
	    0x55000000
	},
#else
	{
	    0x00000055,
	    0x000000aa
	},
#endif
	{
	    0x00ffffff, 0x00000000, 0x00ffffff, 0x00000000, 0x00ffffff, 0x00000000, 0x00ffffff, 0x00000000,
	    0x00000000, 0x00ffffff, 0x00000000, 0x00ffffff, 0x00000000, 0x00ffffff, 0x00000000, 0x00ffffff
	},
	&mono_palette,
    },
#if 0
    {
	PIXMAN_g8,
	4, 2,
	4,
	{ 0x01234567,
	  0x89abcdef },
	{ 0x00010101, 0x00232323, 0x00454545, 0x00676767,
	  0x00898989, 0x00ababab, 0x00cdcdcd, 0x00efefef, },
    },
#endif
    /* FIXME: make this work on big endian */
    {
	PIXMAN_yv12,
	8, 2,
	8,
#ifdef WORDS_BIGENDIAN
	{
	    0x00ff00ff, 0x00ff00ff,
	    0xff00ff00, 0xff00ff00,
	    0x80ff8000,
	    0x800080ff
	},
#else
	{
	    0xff00ff00, 0xff00ff00,
	    0x00ff00ff, 0x00ff00ff,
	    0x0080ff80,
	    0xff800080
	},
#endif
	{
	    0xff000000, 0xffffffff, 0xffb80000, 0xffffe113,
	    0xff000000, 0xffffffff, 0xff0023ee, 0xff4affff,
	    0xffffffff, 0xff000000, 0xffffe113, 0xffb80000,
	    0xffffffff, 0xff000000, 0xff4affff, 0xff0023ee,
	},
    },
};

int n_test_cases = 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);
	return 0; /* silence MSVC */
    }
}


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 < n_test_cases; ++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;
}