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ffmpeg/libavutil/log.h
Luca Abeni 4b45de0e87 Move av_log() & friends to libavutil
Originally committed as revision 5781 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-18 11:00:55 +00:00

38 lines
1.0 KiB
C

#ifndef LOG_H
#define LOG_H
#include <stdarg.h>
/**
* Used by av_log
*/
typedef struct AVCLASS AVClass;
struct AVCLASS {
const char* class_name;
const char* (*item_name)(void*); /* actually passing a pointer to an AVCodecContext
or AVFormatContext, which begin with an AVClass.
Needed because av_log is in libavcodec and has no visibility
of AVIn/OutputFormat */
struct AVOption *option;
};
/* av_log API */
#define AV_LOG_QUIET -1
#define AV_LOG_ERROR 0
#define AV_LOG_INFO 1
#define AV_LOG_DEBUG 2
#ifdef __GNUC__
extern void av_log(void*, int level, const char *fmt, ...) __attribute__ ((__format__ (__printf__, 3, 4)));
#else
extern void av_log(void*, int level, const char *fmt, ...);
#endif
extern void av_vlog(void*, int level, const char *fmt, va_list);
extern int av_log_get_level(void);
extern void av_log_set_level(int);
extern void av_log_set_callback(void (*)(void*, int, const char*, va_list));
#endif /* LOG_H */