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1 | /* |
2 | * Copyright (C) 2002 Michael Niedermayer <michaelni@gmx.at> | |
3 | * | |
4 | * This file is part of FFmpeg. | |
5 | * | |
6 | * FFmpeg is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU Lesser General Public | |
8 | * License as published by the Free Software Foundation; either | |
9 | * version 2.1 of the License, or (at your option) any later version. | |
10 | * | |
11 | * FFmpeg is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * Lesser General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU Lesser General Public | |
17 | * License along with FFmpeg; if not, write to the Free Software | |
18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
19 | */ | |
20 | ||
21 | #include <stdio.h> | |
22 | #include <string.h> /* for memset() */ | |
23 | #include <stdlib.h> | |
24 | #include <inttypes.h> | |
25 | ||
26 | #include "swscale.h" | |
27 | #include "rgb2rgb.h" | |
28 | #include "libavutil/mem.h" | |
29 | ||
30 | #define SIZE 1000 | |
31 | #define srcByte 0x55 | |
32 | #define dstByte 0xBB | |
33 | ||
34 | #define FUNC(s, d, n) { s, d, #n, n } | |
35 | ||
36 | int main(int argc, char **argv) | |
37 | { | |
38 | int i, funcNum; | |
39 | uint8_t *srcBuffer = av_malloc(SIZE); | |
40 | uint8_t *dstBuffer = av_malloc(SIZE); | |
41 | int failedNum = 0; | |
42 | int passedNum = 0; | |
43 | ||
44 | if (!srcBuffer || !dstBuffer) | |
45 | return -1; | |
46 | ||
47 | av_log(NULL, AV_LOG_INFO, "memory corruption test ...\n"); | |
48 | sws_rgb2rgb_init(); | |
49 | ||
50 | for (funcNum = 0; ; funcNum++) { | |
51 | struct func_info_s { | |
52 | int src_bpp; | |
53 | int dst_bpp; | |
54 | const char *name; | |
55 | void (*func)(const uint8_t *src, uint8_t *dst, int src_size); | |
56 | } func_info[] = { | |
57 | FUNC(2, 2, rgb12to15), | |
58 | FUNC(2, 2, rgb15to16), | |
59 | FUNC(2, 3, rgb15to24), | |
60 | FUNC(2, 4, rgb15to32), | |
61 | FUNC(2, 3, rgb16to24), | |
62 | FUNC(2, 4, rgb16to32), | |
63 | FUNC(3, 2, rgb24to15), | |
64 | FUNC(3, 2, rgb24to16), | |
65 | FUNC(3, 4, rgb24to32), | |
66 | FUNC(4, 2, rgb32to15), | |
67 | FUNC(4, 2, rgb32to16), | |
68 | FUNC(4, 3, rgb32to24), | |
69 | FUNC(2, 2, rgb16to15), | |
70 | FUNC(2, 2, rgb12tobgr12), | |
71 | FUNC(2, 2, rgb15tobgr15), | |
72 | FUNC(2, 2, rgb15tobgr16), | |
73 | FUNC(2, 3, rgb15tobgr24), | |
74 | FUNC(2, 4, rgb15tobgr32), | |
75 | FUNC(2, 2, rgb16tobgr15), | |
76 | FUNC(2, 2, rgb16tobgr16), | |
77 | FUNC(2, 3, rgb16tobgr24), | |
78 | FUNC(2, 4, rgb16tobgr32), | |
79 | FUNC(3, 2, rgb24tobgr15), | |
80 | FUNC(3, 2, rgb24tobgr16), | |
81 | FUNC(3, 3, rgb24tobgr24), | |
82 | FUNC(3, 4, rgb24tobgr32), | |
83 | FUNC(4, 2, rgb32tobgr15), | |
84 | FUNC(4, 2, rgb32tobgr16), | |
85 | FUNC(4, 3, rgb32tobgr24), | |
86 | FUNC(4, 4, shuffle_bytes_2103), /* rgb32tobgr32 */ | |
87 | FUNC(6, 6, rgb48tobgr48_nobswap), | |
88 | FUNC(6, 6, rgb48tobgr48_bswap), | |
89 | FUNC(8, 6, rgb64to48_nobswap), | |
90 | FUNC(8, 6, rgb64to48_bswap), | |
91 | FUNC(8, 6, rgb64tobgr48_nobswap), | |
92 | FUNC(8, 6, rgb64tobgr48_bswap), | |
93 | FUNC(0, 0, NULL) | |
94 | }; | |
95 | int width; | |
96 | int failed = 0; | |
97 | int srcBpp = 0; | |
98 | int dstBpp = 0; | |
99 | ||
100 | if (!func_info[funcNum].func) | |
101 | break; | |
102 | ||
103 | av_log(NULL, AV_LOG_INFO, "."); | |
104 | memset(srcBuffer, srcByte, SIZE); | |
105 | ||
106 | for (width = 63; width > 0; width--) { | |
107 | int dstOffset; | |
108 | for (dstOffset = 128; dstOffset < 196; dstOffset += 4) { | |
109 | int srcOffset; | |
110 | memset(dstBuffer, dstByte, SIZE); | |
111 | ||
112 | for (srcOffset = 128; srcOffset < 196; srcOffset += 4) { | |
113 | uint8_t *src = srcBuffer + srcOffset; | |
114 | uint8_t *dst = dstBuffer + dstOffset; | |
115 | const char *name = NULL; | |
116 | ||
117 | // don't fill the screen with shit ... | |
118 | if (failed) | |
119 | break; | |
120 | ||
121 | srcBpp = func_info[funcNum].src_bpp; | |
122 | dstBpp = func_info[funcNum].dst_bpp; | |
123 | name = func_info[funcNum].name; | |
124 | ||
125 | func_info[funcNum].func(src, dst, width * srcBpp); | |
126 | ||
127 | if (!srcBpp) | |
128 | break; | |
129 | ||
130 | for (i = 0; i < SIZE; i++) { | |
131 | if (srcBuffer[i] != srcByte) { | |
132 | av_log(NULL, AV_LOG_INFO, | |
133 | "src damaged at %d w:%d src:%d dst:%d %s\n", | |
134 | i, width, srcOffset, dstOffset, name); | |
135 | failed = 1; | |
136 | break; | |
137 | } | |
138 | } | |
139 | for (i = 0; i < dstOffset; i++) { | |
140 | if (dstBuffer[i] != dstByte) { | |
141 | av_log(NULL, AV_LOG_INFO, | |
142 | "dst damaged at %d w:%d src:%d dst:%d %s\n", | |
143 | i, width, srcOffset, dstOffset, name); | |
144 | failed = 1; | |
145 | break; | |
146 | } | |
147 | } | |
148 | for (i = dstOffset + width * dstBpp; i < SIZE; i++) { | |
149 | if (dstBuffer[i] != dstByte) { | |
150 | av_log(NULL, AV_LOG_INFO, | |
151 | "dst damaged at %d w:%d src:%d dst:%d %s\n", | |
152 | i, width, srcOffset, dstOffset, name); | |
153 | failed = 1; | |
154 | break; | |
155 | } | |
156 | } | |
157 | } | |
158 | } | |
159 | } | |
160 | if (failed) | |
161 | failedNum++; | |
162 | else if (srcBpp) | |
163 | passedNum++; | |
164 | } | |
165 | ||
166 | av_log(NULL, AV_LOG_INFO, | |
167 | "\n%d converters passed, %d converters randomly overwrote memory\n", | |
168 | passedNum, failedNum); | |
169 | return failedNum; | |
170 | } |