PeerStreamer

/*

 * copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>

 *

 * This file is part of FFmpeg.

 *

 * 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.

 *

 * 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 FFmpeg; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

 */

#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 */

    const 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

extern int av_log_level;

#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

#if LIBAVUTIL_VERSION_INT < (50<<16)

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));

#else

extern void (*av_vlog)(void*, int, const char*, va_list);

#endif

#endif /* LOG_H */