/*
* fs-rtp-codec-specific.h - Per-codec SDP negotiation
*
* Farstream RTP/AVP/SAVP/AVPF Module
* Copyright (C) 2007-2010 Collabora Ltd.
* Copyright (C) 2007-2010 Nokia Corporation
* @author Olivier Crete <olivier.crete@collabora.co.uk>
*
* This library 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.
*
* 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef __FS_RTP_SPECIFIC_NEGO_H__
#define __FS_RTP_SPECIFIC_NEGO_H__
#include <glib.h>
#include <gst/gst.h>
#include <farstream/fs-codec.h>
G_BEGIN_DECLS
/*
* These are the basic types:
*
* @FS_PARAM_TYPE_SEND: The parameter define what we are allowed to send
* @FS_PARAM_TYPE_RECV: The parameter defines what will be received,
* @FS_PARAM_TYPE_CONFIG: The parameter is some configuration that must be
* fed to the decoder to be able to decode the stream
* @FS_PARAM_TYPE_SEND_AVOID_NEGO: The parameter is not negotiated and can
* be different on both sides
* @FS_PARAM_TYPE_MANDATORY: This parameter is mandatory and the codec's
* definition is not useful without it.
*/
typedef enum {
FS_PARAM_TYPE_SEND = 1 << 0,
FS_PARAM_TYPE_RECV = 1 << 1,
FS_PARAM_TYPE_BOTH = FS_PARAM_TYPE_SEND | FS_PARAM_TYPE_RECV,
FS_PARAM_TYPE_CONFIG = 1 << 2,
FS_PARAM_TYPE_SEND_AVOID_NEGO = 1 << 3,
FS_PARAM_TYPE_MANDATORY = 1 << 4,
FS_PARAM_TYPE_ALL = FS_PARAM_TYPE_BOTH | FS_PARAM_TYPE_CONFIG
| FS_PARAM_TYPE_SEND_AVOID_NEGO
} FsParamType;
FsCodec *
sdp_negotiate_codec (FsCodec *local_recv_codec, FsParamType local_paramtypes,
FsCodec *remote_codec, FsParamType remote_paramtypes);
gboolean
codec_needs_config (FsCodec *codec);
gboolean
codec_has_config_data_named (FsCodec *codec, const gchar *name);
FsCodec *
codec_copy_filtered (FsCodec *codec, FsParamType types);
GList *
codecs_list_has_codec_config_changed (GList *old, GList *new);
G_END_DECLS
#endif