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Add means to adjust the log level per context. 

Originally committed as revision 23059 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2010-05-08 20:41:20 +00:00
parent c12caa32b2
commit 3fe1ec39c6
3 changed files with 10 additions and 1 deletions
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2
libavutil/avutil.h
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@ -41,7 +41,7 @@
#define LIBAVUTIL_VERSION_MAJOR 50
#define LIBAVUTIL_VERSION_MINOR 15
#define LIBAVUTIL_VERSION_MICRO 1
#define LIBAVUTIL_VERSION_MICRO 2
#define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
LIBAVUTIL_VERSION_MINOR, \

3
libavutil/log.c
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@ -89,8 +89,11 @@ static void (*av_log_callback)(void*, int, const char*, va_list) = av_log_defaul
void av_log(void* avcl, int level, const char *fmt, ...)
{
AVClass* avc= avcl ? *(AVClass**)avcl : NULL;
va_list vl;
va_start(vl, fmt);
if(avc && avc->version >= (50<<16 | 15<<8 | 2) && avc->log_level_offset_offset && level>=AV_LOG_FATAL)
level += *(int*)(((uint8_t*)avcl) + avc->log_level_offset_offset);
av_vlog(avcl, level, fmt, vl);
va_end(vl);
}

6
libavutil/log.h
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@ -56,6 +56,12 @@ typedef struct {
*/
int version;
/**
* Offset in the structure where log_level_offset is stored.
* 0 means there is no such variable
*/
int log_level_offset_offset;
} AVClass;
/* av_log API */