diff options
Diffstat (limited to 'libavcodec/utils.c')
| -rw-r--r-- | libavcodec/utils.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/libavcodec/utils.c b/libavcodec/utils.c index ae8320ed85..f5a95433d2 100644 --- a/libavcodec/utils.c +++ b/libavcodec/utils.c @@ -1,6 +1,7 @@ /* * utils for libavcodec * Copyright (c) 2001 Fabrice Bellard. + * Copyright (c) 2003 Michel Bardiaux for the av_log API * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public @@ -25,6 +26,7 @@ #include "avcodec.h" #include "dsputil.h" #include "mpegvideo.h" +#include <stdarg.h> void *av_mallocz(unsigned int size) { @@ -766,3 +768,52 @@ int64_t av_rescale(int64_t a, int b, int c){ return ((h/c)<<32) + l/c; } + +/* av_log API */ + +#ifdef AV_LOG_TRAP_PRINTF +#undef stderr +#undef fprintf +#endif + +static int av_log_level = AV_LOG_DEBUG; + +static void av_log_default_callback(AVCodecContext* avctx, int level, const char* fmt, va_list vl) +{ + if(level>av_log_level) + return; + if(avctx) + fprintf(stderr, "[%s @ %p]", avctx->codec->name, avctx); + vfprintf(stderr, fmt, vl); +} + +static void (*av_log_callback)(AVCodecContext*, int, const char*, va_list) = av_log_default_callback; + +void av_log(AVCodecContext* avctx, int level, const char *fmt, ...) +{ + va_list vl; + va_start(vl, fmt); + av_vlog(avctx, level, fmt, vl); + va_end(vl); +} + +void av_vlog(AVCodecContext* avctx, int level, const char *fmt, va_list vl) +{ + av_log_callback(avctx, level, fmt, vl); +} + +int av_log_get_level(void) +{ + return av_log_level; +} + +void av_log_set_level(int level) +{ + av_log_level = level; +} + +void av_log_set_callback(void (*callback)(AVCodecContext*, int, const char*, va_list)) +{ + av_log_callback = callback; +} + |