mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-12 03:16:33 +00:00
158 lines
3.6 KiB
C
158 lines
3.6 KiB
C
/* GStreamer
|
|
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library 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
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
/* First, include the header file for the plugin, to bring in the
|
|
* object definition and other useful things.
|
|
*/
|
|
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <gst/gst.h>
|
|
|
|
#include <libavcodec/avcodec.h>
|
|
#include <libavformat/avformat.h>
|
|
|
|
#include "gstav.h"
|
|
#include "gstavutils.h"
|
|
|
|
GST_DEBUG_CATEGORY (ffmpeg_debug);
|
|
|
|
static GMutex gst_avcodec_mutex;
|
|
|
|
|
|
int
|
|
gst_ffmpeg_avcodec_open (AVCodecContext * avctx, AVCodec * codec)
|
|
{
|
|
int ret;
|
|
|
|
g_mutex_lock (&gst_avcodec_mutex);
|
|
ret = avcodec_open2 (avctx, codec, NULL);
|
|
g_mutex_unlock (&gst_avcodec_mutex);
|
|
|
|
return ret;
|
|
}
|
|
|
|
int
|
|
gst_ffmpeg_avcodec_close (AVCodecContext * avctx)
|
|
{
|
|
int ret;
|
|
|
|
g_mutex_lock (&gst_avcodec_mutex);
|
|
ret = avcodec_close (avctx);
|
|
g_mutex_unlock (&gst_avcodec_mutex);
|
|
|
|
return ret;
|
|
}
|
|
|
|
int
|
|
gst_ffmpeg_av_find_stream_info (AVFormatContext * ic)
|
|
{
|
|
int ret;
|
|
|
|
g_mutex_lock (&gst_avcodec_mutex);
|
|
ret = avformat_find_stream_info (ic, NULL);
|
|
g_mutex_unlock (&gst_avcodec_mutex);
|
|
|
|
return ret;
|
|
}
|
|
|
|
#ifndef GST_DISABLE_GST_DEBUG
|
|
static void
|
|
gst_ffmpeg_log_callback (void *ptr, int level, const char *fmt, va_list vl)
|
|
{
|
|
GstDebugLevel gst_level;
|
|
gint len = strlen (fmt);
|
|
gchar *fmt2 = NULL;
|
|
|
|
switch (level) {
|
|
case AV_LOG_QUIET:
|
|
gst_level = GST_LEVEL_NONE;
|
|
break;
|
|
case AV_LOG_ERROR:
|
|
gst_level = GST_LEVEL_ERROR;
|
|
break;
|
|
case AV_LOG_INFO:
|
|
gst_level = GST_LEVEL_INFO;
|
|
break;
|
|
case AV_LOG_DEBUG:
|
|
gst_level = GST_LEVEL_DEBUG;
|
|
break;
|
|
default:
|
|
gst_level = GST_LEVEL_INFO;
|
|
break;
|
|
}
|
|
|
|
/* remove trailing newline as it gets already appended by the logger */
|
|
if (fmt[len - 1] == '\n') {
|
|
fmt2 = g_strdup (fmt);
|
|
fmt2[len - 1] = '\0';
|
|
}
|
|
|
|
gst_debug_log_valist (ffmpeg_debug, gst_level, "", "", 0, NULL,
|
|
fmt2 ? fmt2 : fmt, vl);
|
|
|
|
g_free (fmt2);
|
|
}
|
|
#endif
|
|
|
|
static gboolean
|
|
plugin_init (GstPlugin * plugin)
|
|
{
|
|
GST_DEBUG_CATEGORY_INIT (ffmpeg_debug, "libav", 0, "libav elements");
|
|
#ifndef GST_DISABLE_GST_DEBUG
|
|
|
|
av_log_set_callback (gst_ffmpeg_log_callback);
|
|
#endif
|
|
|
|
gst_ffmpeg_init_pix_fmt_info ();
|
|
|
|
av_register_all ();
|
|
|
|
gst_ffmpegaudenc_register (plugin);
|
|
gst_ffmpegvidenc_register (plugin);
|
|
gst_ffmpegauddec_register (plugin);
|
|
gst_ffmpegviddec_register (plugin);
|
|
gst_ffmpegdemux_register (plugin);
|
|
gst_ffmpegmux_register (plugin);
|
|
gst_ffmpegdeinterlace_register (plugin);
|
|
#if 0
|
|
gst_ffmpegscale_register (plugin);
|
|
#endif
|
|
#if 0
|
|
gst_ffmpegaudioresample_register (plugin);
|
|
#endif
|
|
|
|
/* Now we can return the pointer to the newly created Plugin object. */
|
|
return TRUE;
|
|
}
|
|
|
|
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
|
|
GST_VERSION_MINOR,
|
|
libav,
|
|
"All libav codecs and formats (" LIBAV_SOURCE ")",
|
|
plugin_init, PACKAGE_VERSION,
|
|
#ifdef GST_LIBAV_ENABLE_LGPL
|
|
"LGPL",
|
|
#else
|
|
"GPL",
|
|
#endif
|
|
"libav", "http://www.libav.org")
|