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/*
* Copyright © 2016-2017 The TokTok team.
* Copyright © 2014 Tox project.
*
* This file is part of Tox, the free peer to peer instant messenger.
*
* Tox 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 3 of the License, or
* (at your option) any later version.
*
* Tox 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 Tox. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef C_TOXCORE_TOXAV_GROUPAV_H
#define C_TOXCORE_TOXAV_GROUPAV_H
#include "../toxcore/group.h"
#include "../toxcore/tox.h"
/* Audio encoding/decoding */
#include <opus.h>
#define GROUP_AUDIO_PACKET_ID 192
// TODO(iphydf): Use this better typed one instead of the void-pointer one below.
// typedef void audio_data_cb(Tox *tox, uint32_t groupnumber, uint32_t peernumber, const int16_t *pcm,
// uint32_t samples, uint8_t channels, uint32_t sample_rate, void *userdata);
typedef void audio_data_cb(void *tox, uint32_t groupnumber, uint32_t peernumber, const int16_t *pcm,
uint32_t samples, uint8_t channels, uint32_t sample_rate, void *userdata);
/* Create a new toxav group.
*
* return group number on success.
* return -1 on failure.
*/
int add_av_groupchat(const Logger *log, Tox *tox, Group_Chats *g_c, audio_data_cb *audio_callback, void *userdata);
/* Join a AV group (you need to have been invited first.)
*
* returns group number on success
* returns -1 on failure.
*/
int join_av_groupchat(const Logger *log, Tox *tox, Group_Chats *g_c, uint32_t friendnumber, const uint8_t *data,
uint16_t length,
audio_data_cb *audio_callback, void *userdata);
/* Send audio to the group chat.
*
* return 0 on success.
* return -1 on failure.
*/
int group_send_audio(Group_Chats *g_c, uint32_t groupnumber, const int16_t *pcm, unsigned int samples, uint8_t channels,
uint32_t sample_rate);
#endif // C_TOXCORE_TOXAV_GROUPAV_H
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