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Diffstat (limited to 'lib/rbcodec/codecs/libwmavoice/libavutil/log.c')
-rw-r--r--lib/rbcodec/codecs/libwmavoice/libavutil/log.c150
1 files changed, 150 insertions, 0 deletions
diff --git a/lib/rbcodec/codecs/libwmavoice/libavutil/log.c b/lib/rbcodec/codecs/libwmavoice/libavutil/log.c
new file mode 100644
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+++ b/lib/rbcodec/codecs/libwmavoice/libavutil/log.c
@@ -0,0 +1,150 @@
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/**
23 * @file
24 * logging functions
25 */
26
27#include <unistd.h>
28#include <stdlib.h>
29#include "avutil.h"
30#include "log.h"
31
32#if LIBAVUTIL_VERSION_MAJOR > 50
33static
34#endif
35int av_log_level = AV_LOG_INFO;
36
37#if defined(_WIN32) && !defined(__MINGW32CE__)
38#include <windows.h>
39static const uint8_t color[] = {12,12,12,14,7,7,7};
40static int16_t background, attr_orig;
41static HANDLE con;
42#define set_color(x) SetConsoleTextAttribute(con, background | color[x])
43#define reset_color() SetConsoleTextAttribute(con, attr_orig)
44#else
45static const uint8_t color[]={0x41,0x41,0x11,0x03,9,9,9};
46#define set_color(x) fprintf(stderr, "\033[%d;3%dm", color[x]>>4, color[x]&15)
47#define reset_color() fprintf(stderr, "\033[0m")
48#endif
49static int use_color=-1;
50
51#undef fprintf
52static void colored_fputs(int level, const char *str){
53 if(use_color<0){
54#if defined(_WIN32) && !defined(__MINGW32CE__)
55 CONSOLE_SCREEN_BUFFER_INFO con_info;
56 con = GetStdHandle(STD_ERROR_HANDLE);
57 use_color = (con != INVALID_HANDLE_VALUE) && !getenv("NO_COLOR");
58 if (use_color) {
59 GetConsoleScreenBufferInfo(con, &con_info);
60 attr_orig = con_info.wAttributes;
61 background = attr_orig & 0xF0;
62 }
63#elif HAVE_ISATTY
64 use_color= getenv("TERM") && !getenv("NO_COLOR") && isatty(2);
65#else
66 use_color= 0;
67#endif
68 }
69
70 if(use_color){
71 set_color(level);
72 }
73 fputs(str, stderr);
74 if(use_color){
75 reset_color();
76 }
77}
78
79const char* av_default_item_name(void* ptr){
80 return (*(AVClass**)ptr)->class_name;
81}
82
83void av_log_default_callback(void* ptr, int level, const char* fmt, va_list vl)
84{
85 static int print_prefix=1;
86 static int count;
87 static char line[1024], prev[1024];
88 AVClass* avc= ptr ? *(AVClass**)ptr : NULL;
89 if(level>av_log_level)
90 return;
91 line[0]=0;
92#undef fprintf
93 if(print_prefix && avc) {
94 if(avc->version >= (50<<16 | 15<<8 | 3) && avc->parent_log_context_offset){
95 AVClass** parent= *(AVClass***)(((uint8_t*)ptr) + avc->parent_log_context_offset);
96 if(parent && *parent){
97 snprintf(line, sizeof(line), "[%s @ %p] ", (*parent)->item_name(parent), parent);
98 }
99 }
100 snprintf(line + strlen(line), sizeof(line) - strlen(line), "[%s @ %p] ", avc->item_name(ptr), ptr);
101 }
102
103 vsnprintf(line + strlen(line), sizeof(line) - strlen(line), fmt, vl);
104
105 print_prefix= line[strlen(line)-1] == '\n';
106 if(print_prefix && !strcmp(line, prev)){
107 count++;
108 fprintf(stderr, " Last message repeated %d times\r", count);
109 return;
110 }
111 if(count>0){
112 fprintf(stderr, " Last message repeated %d times\n", count);
113 count=0;
114 }
115 colored_fputs(av_clip(level>>3, 0, 6), line);
116 strcpy(prev, line);
117}
118
119static void (*av_log_callback)(void*, int, const char*, va_list) = av_log_default_callback;
120
121void av_log(void* avcl, int level, const char *fmt, ...)
122{
123 AVClass* avc= avcl ? *(AVClass**)avcl : NULL;
124 va_list vl;
125 va_start(vl, fmt);
126 if(avc && avc->version >= (50<<16 | 15<<8 | 2) && avc->log_level_offset_offset && level>=AV_LOG_FATAL)
127 level += *(int*)(((uint8_t*)avcl) + avc->log_level_offset_offset);
128 av_vlog(avcl, level, fmt, vl);
129 va_end(vl);
130}
131
132void av_vlog(void* avcl, int level, const char *fmt, va_list vl)
133{
134 av_log_callback(avcl, level, fmt, vl);
135}
136
137int av_log_get_level(void)
138{
139 return av_log_level;
140}
141
142void av_log_set_level(int level)
143{
144 av_log_level = level;
145}
146
147void av_log_set_callback(void (*callback)(void*, int, const char*, va_list))
148{
149 av_log_callback = callback;
150}