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/*
* av_log to mp_msg converter
* Copyright (C) 2006 Michael Niedermayer
* Copyright (C) 2009 Uoti Urpala
*
* This file is part of MPlayer.
*
* MPlayer is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* MPlayer 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <stdlib.h>
#include <stdbool.h>
#include "av_log.h"
#include "config.h"
#include "mp_msg.h"
#include <libavutil/avutil.h>
#include <libavutil/log.h>
#include <libavcodec/avcodec.h>
#include <libavformat/avformat.h>
#include <libswscale/swscale.h>
#include <libpostproc/postprocess.h>
static int av_log_level_to_mp_level(int av_level)
{
if (av_level > AV_LOG_VERBOSE)
return MSGL_DBG2;
if (av_level > AV_LOG_INFO)
return MSGL_V;
if (av_level > AV_LOG_WARNING)
return MSGL_INFO;
if (av_level > AV_LOG_ERROR)
return MSGL_WARN;
if (av_level > AV_LOG_FATAL)
return MSGL_ERR;
return MSGL_FATAL;
}
static int extract_msg_type_from_ctx(void *ptr)
{
if (!ptr)
return MSGT_FIXME;
AVClass *avc = *(AVClass **)ptr;
if (!avc) {
mp_msg(MSGT_FIXME, MSGL_WARN,
"av_log callback called with bad parameters (NULL AVClass).\n"
"This is a bug in one of Libav/FFmpeg libraries used.\n");
return MSGT_FIXME;
}
if (!strcmp(avc->class_name, "AVCodecContext")) {
AVCodecContext *s = ptr;
if (s->codec) {
if (s->codec->type == AVMEDIA_TYPE_AUDIO) {
if (s->codec->decode)
return MSGT_DECAUDIO;
} else if (s->codec->type == AVMEDIA_TYPE_VIDEO) {
if (s->codec->decode)
return MSGT_DECVIDEO;
}
// FIXME subtitles, encoders
// What msgt for them? There is nothing appropriate...
}
return MSGT_FIXME;
}
if (!strcmp(avc->class_name, "AVFormatContext")) {
AVFormatContext *s = ptr;
if (s->iformat)
return MSGT_DEMUXER;
else if (s->oformat)
return MSGT_MUXER;
return MSGT_FIXME;
}
return MSGT_FIXME;
}
static void mp_msg_av_log_callback(void *ptr, int level, const char *fmt,
va_list vl)
{
static bool print_prefix = 1;
AVClass *avc = ptr ? *(AVClass **)ptr : NULL;
int mp_level = av_log_level_to_mp_level(level);
int type = extract_msg_type_from_ctx(ptr);
if (!mp_msg_test(type, mp_level))
return;
if (print_prefix && avc)
mp_msg(type, mp_level, "[%s @ %p]", avc->item_name(ptr), avc);
print_prefix = fmt[strlen(fmt) - 1] == '\n';
mp_msg_va(type, mp_level, fmt, vl);
}
void init_libav(void)
{
av_log_set_callback(mp_msg_av_log_callback);
avcodec_init();
avcodec_register_all();
av_register_all();
}
#define V(x) (x)>>16, (x)>>8 & 255, (x) & 255
static void print_version(char *name, unsigned buildv, unsigned runv)
{
if (buildv == runv)
mp_msg(MSGT_CPLAYER, MSGL_V, "Compiled against %s version %d.%d.%d\n",
name, V(buildv));
else
mp_msg(MSGT_CPLAYER, MSGL_V, "Compiled against %s version %d.%d.%d "
"(runtime %d.%d.%d)\n", name, V(buildv), V(runv));
}
#undef V
void print_libav_versions(void)
{
print_version("libavutil", LIBAVUTIL_VERSION_INT, avutil_version());
print_version("libavcodec", LIBAVCODEC_VERSION_INT, avcodec_version());
print_version("libavformat", LIBAVFORMAT_VERSION_INT, avformat_version());
print_version("libswscale", LIBSWSCALE_VERSION_INT, swscale_version());
print_version("libpostproc", LIBPOSTPROC_VERSION_INT, postproc_version());
}
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