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/**
* Copyright (c) 2020 Filip Klembara (in2core)
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/.
*/
#ifndef RTC_OPUS_RTP_PACKETIZER_H
#define RTC_OPUS_RTP_PACKETIZER_H
#if RTC_ENABLE_MEDIA
#include "mediahandlerrootelement.hpp"
#include "rtppacketizer.hpp"
namespace rtc {
/// RTP packetizer for opus
class RTC_CPP_EXPORT OpusRtpPacketizer final : public RtpPacketizer,
public MediaHandlerRootElement {
public:
/// default clock rate used in opus RTP communication
inline static const uint32_t defaultClockRate = 48 * 1000;
/// Constructs opus packetizer with given RTP configuration.
/// @note RTP configuration is used in packetization process which may change some configuration
/// properties such as sequence number.
/// @param rtpConfig RTP configuration
OpusRtpPacketizer(shared_ptr<RtpPacketizationConfig> rtpConfig);
/// Creates RTP packet for given payload based on `rtpConfig`.
/// @note This function increase sequence number after packetization.
/// @param payload RTP payload
/// @param setMark This needs to be `false` for all RTP packets with opus payload
binary_ptr packetize(binary_ptr payload, bool setMark) override;
/// Creates RTP packet for given samples (all samples share same RTP timesamp)
/// @param messages opus samples
/// @param control RTCP
/// @returns RTP packets and unchanged `control`
ChainedOutgoingProduct processOutgoingBinaryMessage(ChainedMessagesProduct messages,
message_ptr control) override;
};
} // namespace rtc
#endif /* RTC_ENABLE_MEDIA */
#endif /* RTC_OPUS_RTP_PACKETIZER_H */