3 * Copyright (c) 2003 Michel Bardiaux
5 * This file is part of FFmpeg.
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.
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.
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
32 #if LIBAVUTIL_VERSION_MAJOR > 50
35 int av_log_level = AV_LOG_INFO;
37 static int use_ansi_color=-1;
40 static void colored_fputs(int color, const char *str){
42 #if HAVE_ISATTY && !defined(_WIN32)
43 use_ansi_color= getenv("TERM") && !getenv("NO_COLOR") && isatty(2);
50 fprintf(stderr, "\033[%d;3%dm", color>>4, color&15);
54 fprintf(stderr, "\033[0m");
58 void av_log_default_callback(void* ptr, int level, const char* fmt, va_list vl)
60 static int print_prefix=1;
62 static char line[1024], prev[1024];
63 static const uint8_t color[]={0x41,0x41,0x11,0x03,9,9,9};
64 AVClass* avc= ptr ? *(AVClass**)ptr : NULL;
65 if(level>av_log_level)
68 if(print_prefix && avc) {
69 snprintf(line, sizeof(line), "[%s @ %p]", avc->item_name(ptr), ptr);
73 vsnprintf(line + strlen(line), sizeof(line) - strlen(line), fmt, vl);
75 print_prefix= line[strlen(line)-1] == '\n';
76 if(print_prefix && !strcmp(line, prev)){
81 fprintf(stderr, " Last message repeated %d times\n", count);
84 colored_fputs(color[av_clip(level>>3, 0, 6)], line);
88 static void (*av_log_callback)(void*, int, const char*, va_list) = av_log_default_callback;
90 void av_log(void* avcl, int level, const char *fmt, ...)
94 av_vlog(avcl, level, fmt, vl);
98 void av_vlog(void* avcl, int level, const char *fmt, va_list vl)
100 av_log_callback(avcl, level, fmt, vl);
103 int av_log_get_level(void)
108 void av_log_set_level(int level)
110 av_log_level = level;
113 void av_log_set_callback(void (*callback)(void*, int, const char*, va_list))
115 av_log_callback = callback;