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-rw-r--r--chromium/media/cast/net/rtp_sender/rtp_sender.cc145
1 files changed, 0 insertions, 145 deletions
diff --git a/chromium/media/cast/net/rtp_sender/rtp_sender.cc b/chromium/media/cast/net/rtp_sender/rtp_sender.cc
deleted file mode 100644
index 2b017bc1784..00000000000
--- a/chromium/media/cast/net/rtp_sender/rtp_sender.cc
+++ /dev/null
@@ -1,145 +0,0 @@
-// Copyright 2013 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "media/cast/net/rtp_sender/rtp_sender.h"
-
-#include "base/logging.h"
-#include "base/rand_util.h"
-#include "media/cast/cast_defines.h"
-#include "media/cast/net/pacing/paced_sender.h"
-#include "media/cast/rtcp/rtcp_defines.h"
-#include "net/base/big_endian.h"
-
-namespace media {
-namespace cast {
-
-RtpSender::RtpSender(scoped_refptr<CastEnvironment> cast_environment,
- const AudioSenderConfig* audio_config,
- const VideoSenderConfig* video_config,
- PacedPacketSender* transport)
- : cast_environment_(cast_environment),
- config_(),
- transport_(transport) {
- // Store generic cast config and create packetizer config.
- DCHECK(audio_config || video_config) << "Invalid argument";
- if (audio_config) {
- storage_.reset(new PacketStorage(cast_environment->Clock(),
- audio_config->rtp_history_ms));
- config_.audio = true;
- config_.ssrc = audio_config->sender_ssrc;
- config_.payload_type = audio_config->rtp_payload_type;
- config_.frequency = audio_config->frequency;
- config_.audio_codec = audio_config->codec;
- } else {
- storage_.reset(new PacketStorage(cast_environment->Clock(),
- video_config->rtp_history_ms));
- config_.audio = false;
- config_.ssrc = video_config->sender_ssrc;
- config_.payload_type = video_config->rtp_payload_type;
- config_.frequency = kVideoFrequency;
- config_.video_codec = video_config->codec;
- }
- // Randomly set start values.
- config_.sequence_number = base::RandInt(0, 65535);
- config_.rtp_timestamp = base::RandInt(0, 65535);
- config_.rtp_timestamp += base::RandInt(0, 65535) << 16;
- packetizer_.reset(new RtpPacketizer(transport, storage_.get(), config_));
-}
-
-RtpSender::~RtpSender() {}
-
-void RtpSender::IncomingEncodedVideoFrame(const EncodedVideoFrame* video_frame,
- const base::TimeTicks& capture_time) {
- packetizer_->IncomingEncodedVideoFrame(video_frame, capture_time);
-}
-
-void RtpSender::IncomingEncodedAudioFrame(const EncodedAudioFrame* audio_frame,
- const base::TimeTicks& recorded_time) {
- packetizer_->IncomingEncodedAudioFrame(audio_frame, recorded_time);
-}
-
-void RtpSender::ResendPackets(
- const MissingFramesAndPacketsMap& missing_frames_and_packets) {
- // Iterate over all frames in the list.
- for (MissingFramesAndPacketsMap::const_iterator it =
- missing_frames_and_packets.begin();
- it != missing_frames_and_packets.end(); ++it) {
- PacketList packets_to_resend;
- uint8 frame_id = it->first;
- const PacketIdSet& packets_set = it->second;
- bool success = false;
-
- if (packets_set.empty()) {
- VLOG(1) << "Missing all packets in frame " << static_cast<int>(frame_id);
-
- uint16 packet_id = 0;
- do {
- // Get packet from storage.
- success = storage_->GetPacket(frame_id, packet_id, &packets_to_resend);
-
- // Resend packet to the network.
- if (success) {
- VLOG(1) << "Resend " << static_cast<int>(frame_id)
- << ":" << packet_id;
- // Set a unique incremental sequence number for every packet.
- Packet& packet = packets_to_resend.back();
- UpdateSequenceNumber(&packet);
- // Set the size as correspond to each frame.
- ++packet_id;
- }
- } while (success);
- } else {
- // Iterate over all of the packets in the frame.
- for (PacketIdSet::const_iterator set_it = packets_set.begin();
- set_it != packets_set.end(); ++set_it) {
- uint16 packet_id = *set_it;
- success = storage_->GetPacket(frame_id, packet_id, &packets_to_resend);
-
- // Resend packet to the network.
- if (success) {
- VLOG(1) << "Resend " << static_cast<int>(frame_id)
- << ":" << packet_id;
- Packet& packet = packets_to_resend.back();
- UpdateSequenceNumber(&packet);
- }
- }
- }
- transport_->ResendPackets(packets_to_resend);
- }
-}
-
-void RtpSender::UpdateSequenceNumber(Packet* packet) {
- uint16 new_sequence_number = packetizer_->NextSequenceNumber();
- int index = 2;
- (*packet)[index] = (static_cast<uint8>(new_sequence_number));
- (*packet)[index + 1] =(static_cast<uint8>(new_sequence_number >> 8));
-}
-
-void RtpSender::RtpStatistics(const base::TimeTicks& now,
- RtcpSenderInfo* sender_info) {
- // The timestamp of this Rtcp packet should be estimated as the timestamp of
- // the frame being captured at this moment. We are calculating that
- // timestamp as the last frame's timestamp + the time since the last frame
- // was captured.
- uint32 ntp_seconds = 0;
- uint32 ntp_fraction = 0;
- ConvertTimeTicksToNtp(now, &ntp_seconds, &ntp_fraction);
- sender_info->ntp_seconds = ntp_seconds;
- sender_info->ntp_fraction = ntp_fraction;
-
- base::TimeTicks time_sent;
- uint32 rtp_timestamp;
- if (packetizer_->LastSentTimestamp(&time_sent, &rtp_timestamp)) {
- base::TimeDelta time_since_last_send = now - time_sent;
- sender_info->rtp_timestamp = rtp_timestamp +
- time_since_last_send.InMilliseconds() * (config_.frequency / 1000);
- } else {
- sender_info->rtp_timestamp = 0;
- }
- sender_info->send_packet_count = packetizer_->send_packets_count();
- sender_info->send_octet_count = packetizer_->send_octet_count();
-}
-
-} // namespace cast
-} // namespace media