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https://github.com/kunkundi/crossdesk.git
synced 2025-10-27 12:45:35 +08:00
[feat] add rtp packet history module
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@@ -17,15 +17,6 @@ RtpPacketizerH264::RtpPacketizerH264(uint32_t ssrc)
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RtpPacketizerH264::~RtpPacketizerH264() {}
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std::vector<RtpPacket> RtpPacketizerH264::Build(uint8_t* payload,
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uint32_t payload_size) {
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if (payload_size <= MAX_NALU_LEN) {
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return BuildNalu(payload, payload_size);
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} else {
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return BuildFua(payload, payload_size);
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}
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}
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// 0 1 2 3
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// 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
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// +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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@@ -67,9 +58,18 @@ void RtpPacketizerH264::AddAbsSendTimeExtension(
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rtp_packet_frame.push_back(abs_send_time & 0xFF);
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}
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std::vector<RtpPacket> RtpPacketizerH264::BuildNalu(uint8_t* payload,
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uint32_t payload_size) {
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std::vector<RtpPacket> rtp_packets;
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std::vector<std::shared_ptr<RtpPacket>> RtpPacketizerH264::Build(
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uint8_t* payload, uint32_t payload_size, bool use_rtp_packet_to_send) {
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if (payload_size <= MAX_NALU_LEN) {
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return BuildNalu(payload, payload_size, use_rtp_packet_to_send);
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} else {
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return BuildFua(payload, payload_size, use_rtp_packet_to_send);
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}
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}
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std::vector<std::shared_ptr<RtpPacket>> RtpPacketizerH264::BuildNalu(
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uint8_t* payload, uint32_t payload_size, bool use_rtp_packet_to_send) {
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std::vector<std::shared_ptr<RtpPacket>> rtp_packets;
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version_ = kRtpVersion;
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has_padding_ = false;
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@@ -123,16 +123,23 @@ std::vector<RtpPacket> RtpPacketizerH264::BuildNalu(uint8_t* payload,
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rtp_packet_frame_.insert(rtp_packet_frame_.end(), payload,
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payload + payload_size);
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RtpPacket rtp_packet;
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rtp_packet.Build(rtp_packet_frame_.data(), rtp_packet_frame_.size());
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rtp_packets.emplace_back(rtp_packet);
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if (use_rtp_packet_to_send) {
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std::shared_ptr<webrtc::RtpPacketToSend> rtp_packet =
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std::make_unique<webrtc::RtpPacketToSend>();
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rtp_packet->Build(rtp_packet_frame_.data(), rtp_packet_frame_.size());
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rtp_packets.emplace_back(std::move(rtp_packet));
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} else {
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std::shared_ptr<RtpPacket> rtp_packet = std::make_unique<RtpPacket>();
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rtp_packet->Build(rtp_packet_frame_.data(), rtp_packet_frame_.size());
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rtp_packets.emplace_back(std::move(rtp_packet));
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}
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return rtp_packets;
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}
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std::vector<RtpPacket> RtpPacketizerH264::BuildFua(uint8_t* payload,
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uint32_t payload_size) {
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std::vector<RtpPacket> rtp_packets;
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std::vector<std::shared_ptr<RtpPacket>> RtpPacketizerH264::BuildFua(
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uint8_t* payload, uint32_t payload_size, bool use_rtp_packet_to_send) {
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std::vector<std::shared_ptr<RtpPacket>> rtp_packets;
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uint32_t last_packet_size = payload_size % MAX_NALU_LEN;
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uint32_t packet_num =
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@@ -214,10 +221,16 @@ std::vector<RtpPacket> RtpPacketizerH264::BuildFua(uint8_t* payload,
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payload + index * MAX_NALU_LEN + MAX_NALU_LEN);
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}
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RtpPacket rtp_packet;
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rtp_packet.Build(rtp_packet_frame_.data(), rtp_packet_frame_.size());
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rtp_packets.emplace_back(rtp_packet);
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if (use_rtp_packet_to_send) {
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std::shared_ptr<webrtc::RtpPacketToSend> rtp_packet =
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std::make_unique<webrtc::RtpPacketToSend>();
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rtp_packet->Build(rtp_packet_frame_.data(), rtp_packet_frame_.size());
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rtp_packets.emplace_back(std::move(rtp_packet));
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} else {
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std::shared_ptr<RtpPacket> rtp_packet = std::make_unique<RtpPacket>();
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rtp_packet->Build(rtp_packet_frame_.data(), rtp_packet_frame_.size());
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rtp_packets.emplace_back(std::move(rtp_packet));
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}
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}
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return rtp_packets;
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