/*
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* Copyright (c) 2010-2019 Belledonne Communications SARL.
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*
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* This file is part of Liblinphone.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __LINPHONE_CALL_PARAMS_H__
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#define __LINPHONE_CALL_PARAMS_H__
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#include "linphone/types.h"
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#include "linphone/payload_type.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @addtogroup call_control
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* @{
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**/
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/*******************************************************************************
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* Public functions *
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******************************************************************************/
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/**
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* Add a custom SIP header in the INVITE for a call.
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* @param[in] cp The #LinphoneCallParams to add a custom SIP header to.
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* @param[in] header_name The name of the header to add.
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* @param[in] header_value The content of the header to add.
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**/
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LINPHONE_PUBLIC void linphone_call_params_add_custom_header(LinphoneCallParams *cp, const char *header_name, const char *header_value);
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/**
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* Copy an existing #LinphoneCallParams object to a new #LinphoneCallParams object.
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* @param[in] cp The #LinphoneCallParams object to copy.
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* @return A copy of the #LinphoneCallParams object.
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**/
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LINPHONE_PUBLIC LinphoneCallParams * linphone_call_params_copy(const LinphoneCallParams *cp);
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/**
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* Indicate whether sending of early media was enabled.
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* @param[in] cp #LinphoneCallParams object
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* @return A boolean value telling whether sending of early media was enabled.
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**/
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LINPHONE_PUBLIC bool_t linphone_call_params_early_media_sending_enabled(const LinphoneCallParams *cp);
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/**
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* Enable sending of real early media (during outgoing calls).
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* @param[in] cp #LinphoneCallParams object
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* @param[in] enabled A boolean value telling whether to enable early media sending or not.
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**/
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LINPHONE_PUBLIC void linphone_call_params_enable_early_media_sending(LinphoneCallParams *cp, bool_t enabled);
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/**
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* Indicate low bandwith mode.
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* Configuring a call to low bandwidth mode will result in the core to activate several settings for the call in order to ensure that bitrate usage
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* is lowered to the minimum possible. Typically, ptime (packetization time) will be increased, audio codec's output bitrate will be targetted to 20kbit/s provided
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* that it is achievable by the codec selected after SDP handshake. Video is automatically disabled.
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* @param[in] cp #LinphoneCallParams object
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* @param[in] enabled A boolean value telling whether to activate the low bandwidth mode or not.
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**/
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LINPHONE_PUBLIC void linphone_call_params_enable_low_bandwidth(LinphoneCallParams *cp, bool_t enabled);
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/**
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* Enable audio stream.
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* @param[in] cp #LinphoneCallParams object
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* @param[in] enabled A boolean value telling whether to enable audio or not.
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**/
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LINPHONE_PUBLIC void linphone_call_params_enable_audio(LinphoneCallParams *cp, bool_t enabled);
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/**
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* Enable video stream.
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* @param[in] cp #LinphoneCallParams object
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* @param[in] enabled A boolean value telling whether to enable video or not.
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**/
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LINPHONE_PUBLIC void linphone_call_params_enable_video(LinphoneCallParams *cp, bool_t enabled);
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/**
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* Get a custom SIP header.
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* @param[in] cp The #LinphoneCallParams to get the custom SIP header from.
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* @param[in] header_name The name of the header to get.
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* @return The content of the header or NULL if not found.
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**/
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LINPHONE_PUBLIC const char *linphone_call_params_get_custom_header(const LinphoneCallParams *cp, const char *header_name);
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/**
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* Tell whether the call is part of the locally managed conference.
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* @warning If a conference server is used to manage conferences,
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* that function does not return TRUE even if the conference is running.<br/>
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* If you want to test whether the conference is running, you should test
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* whether linphone_core_get_conference() return a non-null pointer.
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* @param[in] cp #LinphoneCallParams object
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* @return A boolean value telling whether the call is part of the locally managed conference.
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**/
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LINPHONE_PUBLIC bool_t linphone_call_params_get_local_conference_mode(const LinphoneCallParams *cp);
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/**
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* Get the kind of media encryption selected for the call.
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* @param[in] cp #LinphoneCallParams object
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* @return The kind of media encryption selected for the call.
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**/
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LINPHONE_PUBLIC LinphoneMediaEncryption linphone_call_params_get_media_encryption(const LinphoneCallParams *cp);
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/**
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* Get requested level of privacy for the call.
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* @param[in] cp #LinphoneCallParams object
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* @return The privacy mode used for the call.
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**/
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LINPHONE_PUBLIC LinphonePrivacyMask linphone_call_params_get_privacy(const LinphoneCallParams *cp);
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/**
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* Get the framerate of the video that is received.
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* @param[in] cp #LinphoneCallParams object
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* @return The actual received framerate in frames per seconds, 0 if not available.
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*/
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LINPHONE_PUBLIC float linphone_call_params_get_received_framerate(const LinphoneCallParams *cp);
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/**
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* Get the definition of the received video.
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* @param[in] cp #LinphoneCallParams object
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* @return The received #LinphoneVideoDefinition
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*/
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LINPHONE_PUBLIC const LinphoneVideoDefinition * linphone_call_params_get_received_video_definition(const LinphoneCallParams *cp);
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/**
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* @brief Get the size of the video that is received.
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* @param[in] cp #LinphoneCallParams object
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* @return The received video size or MS_VIDEO_SIZE_UNKNOWN if not available.
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* @deprecated Use #linphone_call_params_get_received_video_definition() instead. Deprecated since 2017-03-28.
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* @donotwrap
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*/
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LINPHONE_PUBLIC LINPHONE_DEPRECATED MSVideoSize linphone_call_params_get_received_video_size(const LinphoneCallParams *cp);
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/**
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* Get the path for the audio recording of the call.
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* @param[in] cp #LinphoneCallParams object
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* @return The path to the audio recording of the call.
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**/
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LINPHONE_PUBLIC const char *linphone_call_params_get_record_file(const LinphoneCallParams *cp);
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/**
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* Get the RTP profile being used.
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* @param[in] cp #LinphoneCallParams object
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* @return The RTP profile.
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*/
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LINPHONE_PUBLIC const char * linphone_call_params_get_rtp_profile(const LinphoneCallParams *cp);
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/**
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* Get the framerate of the video that is sent.
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* @param[in] cp #LinphoneCallParams object
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* @return The actual sent framerate in frames per seconds, 0 if not available.
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*/
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LINPHONE_PUBLIC float linphone_call_params_get_sent_framerate(const LinphoneCallParams *cp);
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/**
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* Get the definition of the sent video.
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* @param[in] cp #LinphoneCallParams object
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* @return The sent #LinphoneVideoDefinition
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*/
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LINPHONE_PUBLIC const LinphoneVideoDefinition * linphone_call_params_get_sent_video_definition(const LinphoneCallParams *cp);
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/**
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* @brief Gets the size of the video that is sent.
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* @param[in] cp #LinphoneCalParams object
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* @return The sent video size or MS_VIDEO_SIZE_UNKNOWN if not available.
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* @deprecated Use #linphone_call_params_get_sent_video_definition() instead. Deprecated since 2017-03-28.
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* @donotwrap
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*/
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LINPHONE_PUBLIC LINPHONE_DEPRECATED MSVideoSize linphone_call_params_get_sent_video_size(const LinphoneCallParams *cp);
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/**
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* Get the session name of the media session (ie in SDP).
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* Subject from the SIP message can be retrieved using linphone_call_params_get_custom_header() and is different.
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* @param[in] cp #LinphoneCallParams object
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* @return The session name of the media session.
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**/
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LINPHONE_PUBLIC const char *linphone_call_params_get_session_name(const LinphoneCallParams *cp);
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/**
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* Get the audio payload type that has been selected by a call.
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* @param[in] cp The call.
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* @return The selected payload type. NULL is returned if no audio payload type has been seleced
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* by the call.
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**/
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LINPHONE_PUBLIC LinphonePayloadType *linphone_call_params_get_used_audio_payload_type(const LinphoneCallParams *cp);
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/**
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* Get the video payload type that has been selected by a call.
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* @param[in] cp The call.
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* @return The selected payload type. NULL is returned if no video payload type has been seleced
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* by the call.
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**/
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LINPHONE_PUBLIC LinphonePayloadType *linphone_call_params_get_used_video_payload_type(const LinphoneCallParams *cp);
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/**
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* Get the text payload type that has been selected by a call.
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* @param[in] cp The call.
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* @return The selected payload type. NULL is returned if no text payload type has been seleced
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* by the call.
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**/
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LINPHONE_PUBLIC LinphonePayloadType *linphone_call_params_get_used_text_payload_type(const LinphoneCallParams *cp);
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/**
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* Get the audio payload type that has been selected by a call.
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* @param[in] cp The call.
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* @return The selected payload type. NULL is returned if no audio payload type has been seleced by the call.
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* @deprecated Use linphone_call_params_get_used_audio_payload_type() instead.
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* @donotwrap
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**/
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LINPHONE_PUBLIC LINPHONE_DEPRECATED const OrtpPayloadType *linphone_call_params_get_used_audio_codec(const LinphoneCallParams *cp);
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/**
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* Get the video payload type that has been selected by a call.
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* @param[in] cp The call.
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* @return The selected payload type. NULL is returned if no video payload type has been seleced by the call.
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* @deprecated Use linphone_call_params_get_used_video_payload_type() instead.
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* @donotwrap
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**/
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LINPHONE_PUBLIC LINPHONE_DEPRECATED const OrtpPayloadType *linphone_call_params_get_used_video_codec(const LinphoneCallParams *cp);
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/**
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* Get the text payload type that has been selected by a call.
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* @param[in] cp The call.
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* @return The selected payload type. NULL is returned if no text payload type has been seleced by the call.
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* @deprecated Use linphone_call_params_get_used_text_payload_type() instead.
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* @donotwrap
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**/
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LINPHONE_PUBLIC LINPHONE_DEPRECATED const OrtpPayloadType *linphone_call_params_get_used_text_codec(const LinphoneCallParams *cp);
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/**
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* Tell whether the call has been configured in low bandwidth mode or not.
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* This mode can be automatically discovered thanks to a stun server when activate_edge_workarounds=1 in section [net] of configuration file.
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* An application that would have reliable way to know network capacity may not use activate_edge_workarounds=1 but instead manually configure
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* low bandwidth mode with linphone_call_params_enable_low_bandwidth().
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* When enabled, this param may transform a call request with video in audio only mode.
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* @param[in] cp #LinphoneCallParams object
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* @return A boolean value telling whether the low bandwidth mode has been configured/detected.
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*/
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LINPHONE_PUBLIC bool_t linphone_call_params_low_bandwidth_enabled(const LinphoneCallParams *cp);
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/**
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* Refine bandwidth settings for this call by setting a bandwidth limit for audio streams.
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* As a consequence, codecs whose bitrates are not compatible with this limit won't be used.
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* @param[in] cp #LinphoneCallParams object
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* @param[in] bw The audio bandwidth limit to set in kbit/s.
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**/
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LINPHONE_PUBLIC void linphone_call_params_set_audio_bandwidth_limit(LinphoneCallParams *cp, int bw);
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/**
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* Set requested media encryption for a call.
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* @param[in] cp #LinphoneCallParams object
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* @param[in] enc The media encryption to use for the call.
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**/
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LINPHONE_PUBLIC void linphone_call_params_set_media_encryption(LinphoneCallParams *cp, LinphoneMediaEncryption enc);
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/**
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* Set requested level of privacy for the call.
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* \xmlonly <language-tags>javascript</language-tags> \endxmlonly
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* @param[in] cp #LinphoneCallParams object
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* @param[in] privacy The privacy mode to used for the call.
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**/
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LINPHONE_PUBLIC void linphone_call_params_set_privacy(LinphoneCallParams *cp, LinphonePrivacyMask privacy);
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/**
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* Enable recording of the call.
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* This function must be used before the call parameters are assigned to the call.
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* The call recording can be started and paused after the call is established with
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* linphone_call_start_recording() and linphone_call_pause_recording().
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* @param[in] cp #LinphoneCallParams object
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* @param[in] path A string containing the path and filename of the file where audio/video streams are to be written.
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* The filename must have either .mkv or .wav extention. The video stream will be written only if a MKV file is given.
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**/
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LINPHONE_PUBLIC void linphone_call_params_set_record_file(LinphoneCallParams *cp, const char *path);
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/**
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* Set the session name of the media session (ie in SDP).
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* Subject from the SIP message (which is different) can be set using linphone_call_params_set_custom_header().
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* @param[in] cp #LinphoneCallParams object
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* @param[in] name The session name to be used.
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**/
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LINPHONE_PUBLIC void linphone_call_params_set_session_name(LinphoneCallParams *cp, const char *name);
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/**
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* Tell whether audio is enabled or not.
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* @param[in] cp #LinphoneCallParams object
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* @return A boolean value telling whether audio is enabled or not.
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**/
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LINPHONE_PUBLIC bool_t linphone_call_params_audio_enabled(const LinphoneCallParams *cp);
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/**
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* Tell whether video is enabled or not.
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* @param[in] cp #LinphoneCallParams object
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* @return A boolean value telling whether video is enabled or not.
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**/
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LINPHONE_PUBLIC bool_t linphone_call_params_video_enabled(const LinphoneCallParams *cp);
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/**
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* Get the audio stream direction.
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* @param[in] cp #LinphoneCallParams object
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* @return The audio stream direction associated with the call params.
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**/
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LINPHONE_PUBLIC LinphoneMediaDirection linphone_call_params_get_audio_direction(const LinphoneCallParams *cp);
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/**
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* Get the video stream direction.
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* @param[in] cp #LinphoneCallParams object
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* @return The video stream direction associated with the call params.
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**/
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LINPHONE_PUBLIC LinphoneMediaDirection linphone_call_params_get_video_direction(const LinphoneCallParams *cp);
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/**
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* Set the audio stream direction.
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* @param[in] cp #LinphoneCallParams object
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* @param[in] dir The audio stream direction associated with this call params.
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**/
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LINPHONE_PUBLIC void linphone_call_params_set_audio_direction(LinphoneCallParams *cp, LinphoneMediaDirection dir);
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/**
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* Set the video stream direction.
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* @param[in] cp #LinphoneCallParams object
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* @param[in] dir The video stream direction associated with this call params.
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**/
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LINPHONE_PUBLIC void linphone_call_params_set_video_direction(LinphoneCallParams *cp, LinphoneMediaDirection dir);
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int linphone_call_params_get_audio_bandwidth_limit(const LinphoneCallParams *params);
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bool_t linphone_call_params_real_early_media_enabled(const LinphoneCallParams *params);
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bool_t linphone_call_params_avpf_enabled(const LinphoneCallParams *params);
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void linphone_call_params_enable_avpf(LinphoneCallParams *params, bool_t enable);
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bool_t linphone_call_params_mandatory_media_encryption_enabled(const LinphoneCallParams *params);
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void linphone_call_params_enable_mandatory_media_encryption(LinphoneCallParams *params, bool_t value);
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uint16_t linphone_call_params_get_avpf_rr_interval(const LinphoneCallParams *params);
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void linphone_call_params_set_avpf_rr_interval(LinphoneCallParams *params, uint16_t value);
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/*******************************************************************************
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* Reference and user data handling functions *
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******************************************************************************/
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/**
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* Get the user data associated with the call params.
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* @param[in] cp #LinphoneCallParams object
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* @return The user data associated with the call params.
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**/
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LINPHONE_PUBLIC void *linphone_call_params_get_user_data(const LinphoneCallParams *cp);
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/**
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* Assign a user data to the call params.
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* @param[in] cp #LinphoneCallParams object
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* @param[in] ud The user data to associate with the call params.
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**/
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LINPHONE_PUBLIC void linphone_call_params_set_user_data(LinphoneCallParams *cp, void *ud);
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/**
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* Acquire a reference to the call params.
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* @param[in] cp #LinphoneCallParams object
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* @return The same #LinphoneCallParams object
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**/
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LINPHONE_PUBLIC LinphoneCallParams * linphone_call_params_ref(LinphoneCallParams *cp);
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/**
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* Release a reference to the call params.
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* @param[in] cp #LinphoneCallParams object
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**/
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LINPHONE_PUBLIC void linphone_call_params_unref(LinphoneCallParams *cp);
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/**
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* Use to enable multicast rtp for audio stream.
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* * If enabled, outgoing calls put a multicast address from #linphone_core_get_video_multicast_addr into audio cline. In case of outgoing call audio stream is sent to this multicast address.
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* <br> For incoming calls behavior is unchanged.
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* @param params #LinphoneCallParams
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* @param yesno if yes, subsequent calls will propose multicast ip set by #linphone_core_set_audio_multicast_addr
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* @ingroup media_parameters
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**/
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LINPHONE_PUBLIC void linphone_call_params_enable_audio_multicast(LinphoneCallParams *params, bool_t yesno);
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/**
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* Use to get multicast state of audio stream.
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* @param params #LinphoneCallParams
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* @return true if subsequent calls will propose multicast ip set by #linphone_core_set_audio_multicast_addr
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* @ingroup media_parameters
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**/
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LINPHONE_PUBLIC bool_t linphone_call_params_audio_multicast_enabled(const LinphoneCallParams *params);
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/**
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* Use to enable multicast rtp for video stream.
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* If enabled, outgoing calls put a multicast address from #linphone_core_get_video_multicast_addr into video cline. In case of outgoing call video stream is sent to this multicast address.
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* <br> For incoming calls behavior is unchanged.
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* @param params #LinphoneCallParams
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* @param yesno if yes, subsequent outgoing calls will propose multicast ip set by #linphone_core_set_video_multicast_addr
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* @ingroup media_parameters
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**/
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LINPHONE_PUBLIC void linphone_call_params_enable_video_multicast(LinphoneCallParams *params, bool_t yesno);
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/**
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* Use to get multicast state of video stream.
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* @param params #LinphoneCallParams
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* @return true if subsequent calls will propose multicast ip set by #linphone_core_set_video_multicast_addr
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* @ingroup media_parameters
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**/
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LINPHONE_PUBLIC bool_t linphone_call_params_video_multicast_enabled(const LinphoneCallParams *params);
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/**
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* Use to enable real time text following rfc4103.
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* If enabled, outgoing calls put a m=text line in SDP offer .
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* @param params #LinphoneCallParams
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* @param yesno if yes, subsequent outgoing calls will propose rtt
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* @ingroup media_parameters
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**/
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LINPHONE_PUBLIC LinphoneStatus linphone_call_params_enable_realtime_text(LinphoneCallParams *params, bool_t yesno);
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/**
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* Use to get real time text following rfc4103.
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* @param params #LinphoneCallParams
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* @return returns true if call rtt is activated.
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* @ingroup media_parameters
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**/
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LINPHONE_PUBLIC bool_t linphone_call_params_realtime_text_enabled(const LinphoneCallParams *params);
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/**
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* Use to set keep alive interval for real time text following rfc4103.
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* @param params #LinphoneCallParams
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* @param interval The keep alive interval for real time text, 25000 by default.
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* @ingroup media_parameters
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**/
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LINPHONE_PUBLIC void linphone_call_params_set_realtime_text_keepalive_interval(LinphoneCallParams *params, unsigned int interval);
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/**
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* Use to get keep alive interval of real time text following rfc4103.
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* @param params #LinphoneCallParams
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* @return returns keep alive interval of real time text.
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* @ingroup media_parameters
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**/
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LINPHONE_PUBLIC unsigned int linphone_call_params_get_realtime_text_keepalive_interval(const LinphoneCallParams *params);
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/**
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* Add a custom attribute related to all the streams in the SDP exchanged within SIP messages during a call.
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* @param[in] params The #LinphoneCallParams to add a custom SDP attribute to.
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* @param[in] attribute_name The name of the attribute to add.
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* @param[in] attribute_value The content value of the attribute to add.
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* @ingroup media_parameters
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**/
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LINPHONE_PUBLIC void linphone_call_params_add_custom_sdp_attribute(LinphoneCallParams *params, const char *attribute_name, const char *attribute_value);
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/**
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* Add a custom attribute related to a specific stream in the SDP exchanged within SIP messages during a call.
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* @param[in] params The #LinphoneCallParams to add a custom SDP attribute to.
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* @param[in] type The type of the stream to add a custom SDP attribute to.
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* @param[in] attribute_name The name of the attribute to add.
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* @param[in] attribute_value The content value of the attribute to add.
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* @ingroup media_parameters
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**/
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LINPHONE_PUBLIC void linphone_call_params_add_custom_sdp_media_attribute(LinphoneCallParams *params, LinphoneStreamType type, const char *attribute_name, const char *attribute_value);
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/**
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* Get a custom SDP attribute that is related to all the streams.
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* @param[in] params The #LinphoneCallParams to get the custom SDP attribute from.
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* @param[in] attribute_name The name of the attribute to get.
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* @return The content value of the attribute or NULL if not found.
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* @ingroup media_parameters
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**/
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LINPHONE_PUBLIC const char * linphone_call_params_get_custom_sdp_attribute(const LinphoneCallParams *params, const char *attribute_name);
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/**
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* Get a custom SDP attribute that is related to a specific stream.
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* @param[in] params The #LinphoneCallParams to get the custom SDP attribute from.
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* @param[in] type The type of the stream to add a custom SDP attribute to.
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* @param[in] attribute_name The name of the attribute to get.
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* @return The content value of the attribute or NULL if not found.
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* @ingroup media_parameters
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**/
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LINPHONE_PUBLIC const char * linphone_call_params_get_custom_sdp_media_attribute(const LinphoneCallParams *params, LinphoneStreamType type, const char *attribute_name);
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/**
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* Clear the custom SDP attributes related to all the streams in the SDP exchanged within SIP messages during a call.
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* @param[in] params The #LinphoneCallParams to clear the custom SDP attributes from.
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* @ingroup media_parameters
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**/
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LINPHONE_PUBLIC void linphone_call_params_clear_custom_sdp_attributes(LinphoneCallParams *params);
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/**
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* Clear the custom SDP attributes related to a specific stream in the SDP exchanged within SIP messages during a call.
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* @param[in] params The #LinphoneCallParams to clear the custom SDP attributes from.
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* @param[in] type The type of the stream to clear the custom SDP attributes from.
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* @ingroup media_parameters
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**/
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LINPHONE_PUBLIC void linphone_call_params_clear_custom_sdp_media_attributes(LinphoneCallParams *params, LinphoneStreamType type);
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/**
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* Gets a list of #LinphoneContent set if exists
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* @param[in] params The #LinphoneCallParams to get the custom Content from.
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* @return \bctbx_list{LinphoneContent} A list of #LinphoneContent set if exists, NULL otherwise.
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* @ingroup media_parameters
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**/
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LINPHONE_PUBLIC bctbx_list_t* linphone_call_params_get_custom_contents (const LinphoneCallParams *params);
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/**
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* Adds a #LinphoneContent to be added to the INVITE SDP.
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* @param[in] params The #LinphoneCallParams in which to set the custom #LinphoneContent.
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* @param[in] content The #LinphoneContent to be added.
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* @ingroup media_parameters
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**/
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LINPHONE_PUBLIC void linphone_call_params_add_custom_content (LinphoneCallParams *params, LinphoneContent *content);
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/**
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* Indicates whether RTP bundle mode (also known as Media Multiplexing) is enabled.
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* See https://tools.ietf.org/html/draft-ietf-mmusic-sdp-bundle-negotiation-54 for more information.
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* @param[in] params the #LinphoneCallParams
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* @return a boolean indicating the enablement of rtp bundle mode.
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* @ingroup media_parameters
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*/
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LINPHONE_PUBLIC bool_t linphone_call_params_rtp_bundle_enabled(const LinphoneCallParams *params);
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/**
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* Enables or disables RTP bundle mode (Media Multiplexing).
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* See https://tools.ietf.org/html/draft-ietf-mmusic-sdp-bundle-negotiation-54 for more information about the feature.
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* When enabled, liblinphone will try to negociate the use of a single port for all streams.
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* It automatically enables rtcp-mux.
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* @param[in] params the #LinphoneCallParams
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* @param[in] value a boolean to indicate whether the feature is to be enabled.
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* @ingroup media_parameters
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*/
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LINPHONE_PUBLIC void linphone_call_params_enable_rtp_bundle(LinphoneCallParams *params, bool_t value);
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/*******************************************************************************
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* DEPRECATED *
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******************************************************************************/
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/** @deprecated Use linphone_call_params_get_local_conference_mode() instead. */
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#define linphone_call_params_local_conference_mode linphone_call_params_get_local_conference_mode
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/**
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* Destroy a #LinphoneCallParams object.
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* @param[in] cp #LinphoneCallParams object
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* @deprecated Use linphone_call_params_unref() instead.
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* @donotwrap
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**/
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LINPHONE_DEPRECATED LINPHONE_PUBLIC void linphone_call_params_destroy(LinphoneCallParams *cp);
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/**
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* @}
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**/
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#ifdef __cplusplus
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}
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#endif
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#endif /* __LINPHONE_CALL_PARAMS_H__ */
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