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- /**
- * Copyright (c) 2023 Paul-Louis Ageneau
- *
- * 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_AV1_RTP_PACKETIZER_H
- #define RTC_AV1_RTP_PACKETIZER_H
- #if RTC_ENABLE_MEDIA
- #include "mediahandler.hpp"
- #include "nalunit.hpp"
- #include "rtppacketizer.hpp"
- namespace rtc {
- // RTP packetization of AV1 payload
- class RTC_CPP_EXPORT AV1RtpPacketizer final : public RtpPacketizer {
- public:
- // Default clock rate for AV1 in RTP
- inline static const uint32_t defaultClockRate = 90 * 1000;
- // Define how OBUs are seperated in a AV1 Sample
- enum class Packetization {
- Obu = RTC_OBU_PACKETIZED_OBU,
- TemporalUnit = RTC_OBU_PACKETIZED_TEMPORAL_UNIT,
- };
- // Constructs AV1 payload packetizer with given RTP configuration.
- // @note RTP configuration is used in packetization process which may change some configuration
- // properties such as sequence number.
- AV1RtpPacketizer(Packetization packetization, shared_ptr<RtpPacketizationConfig> rtpConfig,
- uint16_t maximumFragmentSize = NalUnits::defaultMaximumFragmentSize);
- void outgoing(message_vector &messages, const message_callback &send) override;
- private:
- shared_ptr<NalUnits> splitMessage(binary_ptr message);
- std::vector<shared_ptr<binary>> packetizeObu(binary_ptr message, uint16_t maximumFragmentSize);
- const uint16_t maximumFragmentSize;
- const Packetization packetization;
- std::shared_ptr<binary> sequenceHeader;
- };
- // For backward compatibility, do not use
- using AV1PacketizationHandler [[deprecated("Add AV1RtpPacketizer directly")]] = PacketizationHandler;
- } // namespace rtc
- #endif /* RTC_ENABLE_MEDIA */
- #endif /* RTC_AV1_RTP_PACKETIZER_H */
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