1 /*
2 * log functions
3 * Copyright (c) 2003 Michel Bardiaux
4 *
5 * This file is part of FFmpeg.
6 *
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 */
21
22 #include "libavutil/log.c"
23
24 #include <string.h>
25
call_log_format_line2(const char * fmt,char * buffer,int buffer_size,...)26 static int call_log_format_line2(const char *fmt, char *buffer, int buffer_size, ...)
27 {
28 va_list args;
29 int ret;
30 int print_prefix=1;
31 va_start(args, buffer_size);
32 ret = av_log_format_line2(NULL, AV_LOG_INFO, fmt, args, buffer, buffer_size, &print_prefix);
33 va_end(args);
34 return ret;
35 }
36
main(int argc,char ** argv)37 int main(int argc, char **argv)
38 {
39 int i;
40 av_log_set_level(AV_LOG_DEBUG);
41 for (use_color=0; use_color<=256; use_color = 255*use_color+1) {
42 av_log(NULL, AV_LOG_FATAL, "use_color: %d\n", use_color);
43 for (i = AV_LOG_DEBUG; i>=AV_LOG_QUIET; i-=8) {
44 av_log(NULL, i, " %d", i);
45 av_log(NULL, AV_LOG_INFO, "e ");
46 av_log(NULL, i + 256*123, "C%d", i);
47 av_log(NULL, AV_LOG_INFO, "e");
48 }
49 av_log(NULL, AV_LOG_PANIC, "\n");
50 }
51 {
52 int result;
53 char buffer[4];
54 result = call_log_format_line2("foo", NULL, 0);
55 if(result != 3) {
56 printf("Test NULL buffer failed.\n");
57 return 1;
58 }
59 result = call_log_format_line2("foo", buffer, 2);
60 if(result != 3 || strncmp(buffer, "f", 2)) {
61 printf("Test buffer too small failed.\n");
62 return 1;
63 }
64 result = call_log_format_line2("foo", buffer, 4);
65 if(result != 3 || strncmp(buffer, "foo", 4)) {
66 printf("Test buffer sufficiently big failed.\n");
67 return 1;
68 }
69 }
70 return 0;
71 }
72