45       seq_num(rtp_packet.SequenceNumber()),  in Packet()
83   uint16_t seq_num = packet->seq_num;  in InsertPacket()  local
84   size_t index = seq_num % buffer_.size();  in InsertPacket()
87     first_seq_num_ = seq_num;  in InsertPacket()
89   } else if (AheadOf(first_seq_num_, seq_num)) {  in InsertPacket()
96     first_seq_num_ = seq_num;  in InsertPacket()
101     if (buffer_[index]->seq_num == packet->seq_num) {  in InsertPacket()
106     while (ExpandBufferSize() && buffer_[seq_num % buffer_.size()] != nullptr) {  in InsertPacket()
108     index = seq_num % buffer_.size();  in InsertPacket()
132   UpdateMissingPackets(seq_num);  in InsertPacket()
134   result.packets = FindFrames(seq_num);  in InsertPacket()
138 void PacketBuffer::ClearTo(uint16_t seq_num) {  in ClearTo()  argument
142       AheadOf<uint16_t>(first_seq_num_, seq_num)) {  in ClearTo()
152   ++seq_num;  in ClearTo()
153   size_t diff = ForwardDiff<uint16_t>(first_seq_num_, seq_num);  in ClearTo()
157     if (stored != nullptr && AheadOf<uint16_t>(seq_num, stored->seq_num)) {  in ClearTo()
165   first_seq_num_ = seq_num;  in ClearTo()
168   auto clear_to_it = missing_packets_.upper_bound(seq_num);  in ClearTo()
180 PacketBuffer::InsertResult PacketBuffer::InsertPadding(uint16_t seq_num) {  in InsertPadding()  argument
183   UpdateMissingPackets(seq_num);  in InsertPadding()
184   result.packets = FindFrames(static_cast<uint16_t>(seq_num + 1));  in InsertPadding()
222       new_buffer[entry->seq_num % new_size] = std::move(entry);  in ExpandBufferSize()
230 bool PacketBuffer::PotentialNewFrame(uint16_t seq_num) const {  in PotentialNewFrame()
231   size_t index = seq_num % buffer_.size();  in PotentialNewFrame()
238   if (entry->seq_num != seq_num)  in PotentialNewFrame()
244   if (prev_entry->seq_num != static_cast<uint16_t>(entry->seq_num - 1))  in PotentialNewFrame()
255     uint16_t seq_num) {  in FindFrames()  argument
257   for (size_t i = 0; i < buffer_.size() && PotentialNewFrame(seq_num); ++i) {  in FindFrames()
258     size_t index = seq_num % buffer_.size();  in FindFrames()
264       uint16_t start_seq_num = seq_num;  in FindFrames()
374       const uint16_t end_seq_num = seq_num + 1;  in FindFrames()
381         RTC_DCHECK_EQ(i, packet->seq_num);  in FindFrames()
384         packet->video_header.is_last_packet_in_frame = (i == seq_num);  in FindFrames()
389                              missing_packets_.upper_bound(seq_num));  in FindFrames()
391     ++seq_num;  in FindFrames()
396 void PacketBuffer::UpdateMissingPackets(uint16_t seq_num) {  in UpdateMissingPackets()  argument
398     newest_inserted_seq_num_ = seq_num;  in UpdateMissingPackets()
401   if (AheadOf(seq_num, *newest_inserted_seq_num_)) {  in UpdateMissingPackets()
402     uint16_t old_seq_num = seq_num - kMaxPaddingAge;  in UpdateMissingPackets()
412     while (AheadOf(seq_num, *newest_inserted_seq_num_)) {  in UpdateMissingPackets()
417     missing_packets_.erase(seq_num);  in UpdateMissingPackets()