diff options
Diffstat (limited to 'libavutil/log.c')
| -rw-r--r-- | libavutil/log.c | 320 |
1 files changed, 263 insertions, 57 deletions
diff --git a/libavutil/log.c b/libavutil/log.c index 5a8f293f20..2091316957 100644 --- a/libavutil/log.c +++ b/libavutil/log.c @@ -2,20 +2,20 @@ * log functions * Copyright (c) 2003 Michel Bardiaux * - * This file is part of Libav. + * This file is part of FFmpeg. * - * Libav is free software; you can redistribute it and/or + * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * - * Libav is distributed in the hope that it will be useful, + * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public - * License along with Libav; if not, write to the Free Software + * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -34,34 +34,88 @@ #endif #include <stdarg.h> #include <stdlib.h> -#include "avstring.h" #include "avutil.h" +#include "bprint.h" #include "common.h" #include "internal.h" #include "log.h" +#if HAVE_PTHREADS +#include <pthread.h> +static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; +#endif + +#define LINE_SZ 1024 + static int av_log_level = AV_LOG_INFO; static int flags; -#if HAVE_SETCONSOLETEXTATTRIBUTE +#if defined(_WIN32) && !defined(__MINGW32CE__) && HAVE_SETCONSOLETEXTATTRIBUTE #include <windows.h> -static const uint8_t color[] = { 12, 12, 12, 14, 7, 10, 11 }; +static const uint8_t color[16 + AV_CLASS_CATEGORY_NB] = { + [AV_LOG_PANIC /8] = 12, + [AV_LOG_FATAL /8] = 12, + [AV_LOG_ERROR /8] = 12, + [AV_LOG_WARNING/8] = 14, + [AV_LOG_INFO /8] = 7, + [AV_LOG_VERBOSE/8] = 10, + [AV_LOG_DEBUG /8] = 10, + [16+AV_CLASS_CATEGORY_NA ] = 7, + [16+AV_CLASS_CATEGORY_INPUT ] = 13, + [16+AV_CLASS_CATEGORY_OUTPUT ] = 5, + [16+AV_CLASS_CATEGORY_MUXER ] = 13, + [16+AV_CLASS_CATEGORY_DEMUXER ] = 5, + [16+AV_CLASS_CATEGORY_ENCODER ] = 11, + [16+AV_CLASS_CATEGORY_DECODER ] = 3, + [16+AV_CLASS_CATEGORY_FILTER ] = 10, + [16+AV_CLASS_CATEGORY_BITSTREAM_FILTER] = 9, + [16+AV_CLASS_CATEGORY_SWSCALER ] = 7, + [16+AV_CLASS_CATEGORY_SWRESAMPLER ] = 7, + [16+AV_CLASS_CATEGORY_DEVICE_VIDEO_OUTPUT ] = 13, + [16+AV_CLASS_CATEGORY_DEVICE_VIDEO_INPUT ] = 5, + [16+AV_CLASS_CATEGORY_DEVICE_AUDIO_OUTPUT ] = 13, + [16+AV_CLASS_CATEGORY_DEVICE_AUDIO_INPUT ] = 5, + [16+AV_CLASS_CATEGORY_DEVICE_OUTPUT ] = 13, + [16+AV_CLASS_CATEGORY_DEVICE_INPUT ] = 5, +}; + static int16_t background, attr_orig; static HANDLE con; -#define set_color(x) SetConsoleTextAttribute(con, background | color[x]) -#define reset_color() SetConsoleTextAttribute(con, attr_orig) -#define print_256color(x) #else -static const uint8_t color[] = { 0x41, 0x41, 0x11, 0x03, 9, 0x02, 0x06 }; -#define set_color(x) fprintf(stderr, "\033[%d;3%dm", color[x] >> 4, color[x]&15) -#define print_256color(x) fprintf(stderr, "\033[38;5;%dm", x) -#define reset_color() fprintf(stderr, "\033[0m") + +static const uint32_t color[16 + AV_CLASS_CATEGORY_NB] = { + [AV_LOG_PANIC /8] = 52 << 16 | 196 << 8 | 0x41, + [AV_LOG_FATAL /8] = 208 << 8 | 0x41, + [AV_LOG_ERROR /8] = 196 << 8 | 0x11, + [AV_LOG_WARNING/8] = 226 << 8 | 0x03, + [AV_LOG_INFO /8] = 253 << 8 | 0x09, + [AV_LOG_VERBOSE/8] = 40 << 8 | 0x02, + [AV_LOG_DEBUG /8] = 34 << 8 | 0x02, + [16+AV_CLASS_CATEGORY_NA ] = 250 << 8 | 0x09, + [16+AV_CLASS_CATEGORY_INPUT ] = 219 << 8 | 0x15, + [16+AV_CLASS_CATEGORY_OUTPUT ] = 201 << 8 | 0x05, + [16+AV_CLASS_CATEGORY_MUXER ] = 213 << 8 | 0x15, + [16+AV_CLASS_CATEGORY_DEMUXER ] = 207 << 8 | 0x05, + [16+AV_CLASS_CATEGORY_ENCODER ] = 51 << 8 | 0x16, + [16+AV_CLASS_CATEGORY_DECODER ] = 39 << 8 | 0x06, + [16+AV_CLASS_CATEGORY_FILTER ] = 155 << 8 | 0x12, + [16+AV_CLASS_CATEGORY_BITSTREAM_FILTER] = 192 << 8 | 0x14, + [16+AV_CLASS_CATEGORY_SWSCALER ] = 153 << 8 | 0x14, + [16+AV_CLASS_CATEGORY_SWRESAMPLER ] = 147 << 8 | 0x14, + [16+AV_CLASS_CATEGORY_DEVICE_VIDEO_OUTPUT ] = 213 << 8 | 0x15, + [16+AV_CLASS_CATEGORY_DEVICE_VIDEO_INPUT ] = 207 << 8 | 0x05, + [16+AV_CLASS_CATEGORY_DEVICE_AUDIO_OUTPUT ] = 213 << 8 | 0x15, + [16+AV_CLASS_CATEGORY_DEVICE_AUDIO_INPUT ] = 207 << 8 | 0x05, + [16+AV_CLASS_CATEGORY_DEVICE_OUTPUT ] = 213 << 8 | 0x15, + [16+AV_CLASS_CATEGORY_DEVICE_INPUT ] = 207 << 8 | 0x05, +}; + #endif static int use_color = -1; static void check_color_terminal(void) { -#if HAVE_SETCONSOLETEXTATTRIBUTE +#if defined(_WIN32) && !defined(__MINGW32CE__) && HAVE_SETCONSOLETEXTATTRIBUTE CONSOLE_SCREEN_BUFFER_INFO con_info; con = GetStdHandle(STD_ERROR_HANDLE); use_color = (con != INVALID_HANDLE_VALUE) && !getenv("NO_COLOR") && @@ -75,7 +129,9 @@ static void check_color_terminal(void) char *term = getenv("TERM"); use_color = !getenv("NO_COLOR") && !getenv("AV_LOG_FORCE_NOCOLOR") && (getenv("TERM") && isatty(2) || getenv("AV_LOG_FORCE_COLOR")); - use_color += term && strstr(term, "256color"); + if ( getenv("AV_LOG_FORCE_256COLOR") + || (term && strstr(term, "256color"))) + use_color *= 256; #else use_color = getenv("AV_LOG_FORCE_COLOR") && !getenv("NO_COLOR") && !getenv("AV_LOG_FORCE_NOCOLOR"); @@ -84,25 +140,45 @@ static void check_color_terminal(void) static void colored_fputs(int level, int tint, const char *str) { + int local_use_color; + if (!*str) + return; + if (use_color < 0) check_color_terminal(); - switch (use_color) { - case 1: - set_color(level); - break; - case 2: - set_color(level); - if (tint) - print_256color(tint); - break; - default: - break; - } + if (level == AV_LOG_INFO/8) local_use_color = 0; + else local_use_color = use_color; + +#if defined(_WIN32) && !defined(__MINGW32CE__) && HAVE_SETCONSOLETEXTATTRIBUTE + if (local_use_color) + SetConsoleTextAttribute(con, background | color[level]); fputs(str, stderr); - if (use_color) { - reset_color(); - } + if (local_use_color) + SetConsoleTextAttribute(con, attr_orig); +#else + if (local_use_color == 1) { + fprintf(stderr, + "\033[%d;3%dm%s\033[0m", + (color[level] >> 4) & 15, + color[level] & 15, + str); + } else if (tint && use_color == 256) { + fprintf(stderr, + "\033[48;5;%dm\033[38;5;%dm%s\033[0m", + (color[level] >> 16) & 0xff, + tint, + str); + } else if (local_use_color == 256) { + fprintf(stderr, + "\033[48;5;%dm\033[38;5;%dm%s\033[0m", + (color[level] >> 16) & 0xff, + (color[level] >> 8) & 0xff, + str); + } else + fputs(str, stderr); +#endif + } const char *av_default_item_name(void *ptr) @@ -110,56 +186,156 @@ const char *av_default_item_name(void *ptr) return (*(AVClass **) ptr)->class_name; } -void av_log_default_callback(void *avcl, int level, const char *fmt, va_list vl) +AVClassCategory av_default_get_category(void *ptr) { - static int print_prefix = 1; - static int count; - static char prev[1024]; - char line[1024]; - static int is_atty; - AVClass* avc = avcl ? *(AVClass **) avcl : NULL; - unsigned tint = level & 0xff00; + return (*(AVClass **) ptr)->category; +} - level &= 0xff; +static void sanitize(uint8_t *line){ + while(*line){ + if(*line < 0x08 || (*line > 0x0D && *line < 0x20)) + *line='?'; + line++; + } +} - if (level > av_log_level) - return; - line[0] = 0; - if (print_prefix && avc) { +static int get_category(void *ptr){ + AVClass *avc = *(AVClass **) ptr; + if( !avc + || (avc->version&0xFF)<100 + || avc->version < (51 << 16 | 59 << 8) + || avc->category >= AV_CLASS_CATEGORY_NB) return AV_CLASS_CATEGORY_NA + 16; + + if(avc->get_category) + return avc->get_category(ptr) + 16; + + return avc->category + 16; +} + +static const char *get_level_str(int level) +{ + switch (level) { + case AV_LOG_QUIET: + return "quiet"; + case AV_LOG_DEBUG: + return "debug"; + case AV_LOG_VERBOSE: + return "verbose"; + case AV_LOG_INFO: + return "info"; + case AV_LOG_WARNING: + return "warning"; + case AV_LOG_ERROR: + return "error"; + case AV_LOG_FATAL: + return "fatal"; + case AV_LOG_PANIC: + return "panic"; + default: + return ""; + } +} + +static void format_line(void *avcl, int level, const char *fmt, va_list vl, + AVBPrint part[4], int *print_prefix, int type[2]) +{ + AVClass* avc = avcl ? *(AVClass **) avcl : NULL; + av_bprint_init(part+0, 0, 1); + av_bprint_init(part+1, 0, 1); + av_bprint_init(part+2, 0, 1); + av_bprint_init(part+3, 0, 65536); + + if(type) type[0] = type[1] = AV_CLASS_CATEGORY_NA + 16; + if (*print_prefix && avc) { if (avc->parent_log_context_offset) { AVClass** parent = *(AVClass ***) (((uint8_t *) avcl) + avc->parent_log_context_offset); if (parent && *parent) { - snprintf(line, sizeof(line), "[%s @ %p] ", + av_bprintf(part+0, "[%s @ %p] ", (*parent)->item_name(parent), parent); + if(type) type[0] = get_category(parent); } } - snprintf(line + strlen(line), sizeof(line) - strlen(line), "[%s @ %p] ", + av_bprintf(part+1, "[%s @ %p] ", avc->item_name(avcl), avcl); + if(type) type[1] = get_category(avcl); + + if (flags & AV_LOG_PRINT_LEVEL) + av_bprintf(part+2, "[%s] ", get_level_str(level)); } - vsnprintf(line + strlen(line), sizeof(line) - strlen(line), fmt, vl); + av_vbprintf(part+3, fmt, vl); - print_prefix = strlen(line) && line[strlen(line) - 1] == '\n'; + if(*part[0].str || *part[1].str || *part[2].str || *part[3].str) { + char lastc = part[3].len && part[3].len <= part[3].size ? part[3].str[part[3].len - 1] : 0; + *print_prefix = lastc == '\n' || lastc == '\r'; + } +} + +void av_log_format_line(void *ptr, int level, const char *fmt, va_list vl, + char *line, int line_size, int *print_prefix) +{ + AVBPrint part[4]; + format_line(ptr, level, fmt, vl, part, print_prefix, NULL); + snprintf(line, line_size, "%s%s%s%s", part[0].str, part[1].str, part[2].str, part[3].str); + av_bprint_finalize(part+3, NULL); +} + +void av_log_default_callback(void* ptr, int level, const char* fmt, va_list vl) +{ + static int print_prefix = 1; + static int count; + static char prev[LINE_SZ]; + AVBPrint part[4]; + char line[LINE_SZ]; + static int is_atty; + int type[2]; + unsigned tint = 0; + + if (level >= 0) { + tint = level & 0xff00; + level &= 0xff; + } + + if (level > av_log_level) + return; +#if HAVE_PTHREADS + pthread_mutex_lock(&mutex); +#endif + + format_line(ptr, level, fmt, vl, part, &print_prefix, type); + snprintf(line, sizeof(line), "%s%s%s%s", part[0].str, part[1].str, part[2].str, part[3].str); #if HAVE_ISATTY if (!is_atty) is_atty = isatty(2) ? 1 : -1; #endif - if (print_prefix && (flags & AV_LOG_SKIP_REPEATED) && - !strncmp(line, prev, sizeof line)) { + if (print_prefix && (flags & AV_LOG_SKIP_REPEATED) && !strcmp(line, prev) && + *line && line[strlen(line) - 1] != '\r'){ count++; if (is_atty == 1) fprintf(stderr, " Last message repeated %d times\r", count); - return; + goto end; } if (count > 0) { fprintf(stderr, " Last message repeated %d times\n", count); count = 0; } - colored_fputs(av_clip(level >> 3, 0, 6), tint >> 8, line); - av_strlcpy(prev, line, sizeof line); + strcpy(prev, line); + sanitize(part[0].str); + colored_fputs(type[0], 0, part[0].str); + sanitize(part[1].str); + colored_fputs(type[1], 0, part[1].str); + sanitize(part[2].str); + colored_fputs(av_clip(level >> 3, 0, 6), tint >> 8, part[2].str); + sanitize(part[3].str); + colored_fputs(av_clip(level >> 3, 0, 6), tint >> 8, part[3].str); +end: + av_bprint_finalize(part+3, NULL); +#if HAVE_PTHREADS + pthread_mutex_unlock(&mutex); +#endif } static void (*av_log_callback)(void*, int, const char*, va_list) = @@ -179,7 +355,9 @@ void av_log(void* avcl, int level, const char *fmt, ...) void av_vlog(void* avcl, int level, const char *fmt, va_list vl) { - av_log_callback(avcl, level, fmt, vl); + void (*log_callback)(void*, int, const char*, va_list) = av_log_callback; + if (log_callback) + log_callback(avcl, level, fmt, vl); } int av_log_get_level(void) @@ -197,6 +375,11 @@ void av_log_set_flags(int arg) flags = arg; } +int av_log_get_flags(void) +{ + return flags; +} + void av_log_set_callback(void (*callback)(void*, int, const char*, va_list)) { av_log_callback = callback; @@ -206,14 +389,14 @@ static void missing_feature_sample(int sample, void *avc, const char *msg, va_list argument_list) { av_vlog(avc, AV_LOG_WARNING, msg, argument_list); - av_log(avc, AV_LOG_WARNING, " is not implemented. Update your Libav " + av_log(avc, AV_LOG_WARNING, " is not implemented. Update your FFmpeg " "version to the newest one from Git. If the problem still " "occurs, it means that your file has a feature which has not " "been implemented.\n"); if (sample) av_log(avc, AV_LOG_WARNING, "If you want to help, upload a sample " - "of this file to ftp://upload.libav.org/incoming/ " - "and contact the libav-devel mailing list.\n"); + "of this file to ftp://upload.ffmpeg.org/incoming/ " + "and contact the ffmpeg-devel mailing list. (ffmpeg-devel@ffmpeg.org)\n"); } void avpriv_request_sample(void *avc, const char *msg, ...) @@ -233,3 +416,26 @@ void avpriv_report_missing_feature(void *avc, const char *msg, ...) missing_feature_sample(0, avc, msg, argument_list); va_end(argument_list); } + +#ifdef TEST +// LCOV_EXCL_START +#include <string.h> + +int main(int argc, char **argv) +{ + int i; + av_log_set_level(AV_LOG_DEBUG); + for (use_color=0; use_color<=256; use_color = 255*use_color+1) { + av_log(NULL, AV_LOG_FATAL, "use_color: %d\n", use_color); + for (i = AV_LOG_DEBUG; i>=AV_LOG_QUIET; i-=8) { + av_log(NULL, i, " %d", i); + av_log(NULL, AV_LOG_INFO, "e "); + av_log(NULL, i + 256*123, "C%d", i); + av_log(NULL, AV_LOG_INFO, "e"); + } + av_log(NULL, AV_LOG_PANIC, "\n"); + } + return 0; +} +// LCOV_EXCL_STOP +#endif |