(3) Rename files to snake_case: move the files

Mechanically generated with this command:

tools_webrtc/do-rename.sh move all-renames.txt

Bug: webrtc:10159
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Change-Id: I8b05b6eab9b9d18b29c2199bbea239e9add1e690
Reviewed-on: https://webrtc-review.googlesource.com/c/115481
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#26225}

pc/rtp_transceiver.cc

@@ -0,0 +1,234 @@
+/*
+ *  Copyright 2017 The WebRTC project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "pc/rtptransceiver.h"
+
+#include <algorithm>
+#include <string>
+
+#include "pc/rtpmediautils.h"
+#include "rtc_base/checks.h"
+#include "rtc_base/logging.h"
+
+namespace webrtc {
+
+RtpTransceiver::RtpTransceiver(cricket::MediaType media_type)
+    : unified_plan_(false), media_type_(media_type) {
+  RTC_DCHECK(media_type == cricket::MEDIA_TYPE_AUDIO ||
+             media_type == cricket::MEDIA_TYPE_VIDEO);
+}
+
+RtpTransceiver::RtpTransceiver(
+    rtc::scoped_refptr<RtpSenderProxyWithInternal<RtpSenderInternal>> sender,
+    rtc::scoped_refptr<RtpReceiverProxyWithInternal<RtpReceiverInternal>>
+        receiver)
+    : unified_plan_(true), media_type_(sender->media_type()) {
+  RTC_DCHECK(media_type_ == cricket::MEDIA_TYPE_AUDIO ||
+             media_type_ == cricket::MEDIA_TYPE_VIDEO);
+  RTC_DCHECK_EQ(sender->media_type(), receiver->media_type());
+  senders_.push_back(sender);
+  receivers_.push_back(receiver);
+}
+
+RtpTransceiver::~RtpTransceiver() {
+  Stop();
+}
+
+void RtpTransceiver::SetChannel(cricket::ChannelInterface* channel) {
+  // Cannot set a non-null channel on a stopped transceiver.
+  if (stopped_ && channel) {
+    return;
+  }
+
+  if (channel) {
+    RTC_DCHECK_EQ(media_type(), channel->media_type());
+  }
+
+  if (channel_) {
+    channel_->SignalFirstPacketReceived().disconnect(this);
+  }
+
+  channel_ = channel;
+
+  if (channel_) {
+    channel_->SignalFirstPacketReceived().connect(
+        this, &RtpTransceiver::OnFirstPacketReceived);
+  }
+
+  for (auto sender : senders_) {
+    sender->internal()->SetMediaChannel(channel_ ? channel_->media_channel()
+                                                 : nullptr);
+  }
+
+  for (auto receiver : receivers_) {
+    if (!channel_) {
+      receiver->internal()->Stop();
+    }
+
+    receiver->internal()->SetMediaChannel(channel_ ? channel_->media_channel()
+                                                   : nullptr);
+  }
+}
+
+void RtpTransceiver::AddSender(
+    rtc::scoped_refptr<RtpSenderProxyWithInternal<RtpSenderInternal>> sender) {
+  RTC_DCHECK(!stopped_);
+  RTC_DCHECK(!unified_plan_);
+  RTC_DCHECK(sender);
+  RTC_DCHECK_EQ(media_type(), sender->media_type());
+  RTC_DCHECK(std::find(senders_.begin(), senders_.end(), sender) ==
+             senders_.end());
+  senders_.push_back(sender);
+}
+
+bool RtpTransceiver::RemoveSender(RtpSenderInterface* sender) {
+  RTC_DCHECK(!unified_plan_);
+  if (sender) {
+    RTC_DCHECK_EQ(media_type(), sender->media_type());
+  }
+  auto it = std::find(senders_.begin(), senders_.end(), sender);
+  if (it == senders_.end()) {
+    return false;
+  }
+  (*it)->internal()->Stop();
+  senders_.erase(it);
+  return true;
+}
+
+void RtpTransceiver::AddReceiver(
+    rtc::scoped_refptr<RtpReceiverProxyWithInternal<RtpReceiverInternal>>
+        receiver) {
+  RTC_DCHECK(!stopped_);
+  RTC_DCHECK(!unified_plan_);
+  RTC_DCHECK(receiver);
+  RTC_DCHECK_EQ(media_type(), receiver->media_type());
+  RTC_DCHECK(std::find(receivers_.begin(), receivers_.end(), receiver) ==
+             receivers_.end());
+  receivers_.push_back(receiver);
+}
+
+bool RtpTransceiver::RemoveReceiver(RtpReceiverInterface* receiver) {
+  RTC_DCHECK(!unified_plan_);
+  if (receiver) {
+    RTC_DCHECK_EQ(media_type(), receiver->media_type());
+  }
+  auto it = std::find(receivers_.begin(), receivers_.end(), receiver);
+  if (it == receivers_.end()) {
+    return false;
+  }
+  (*it)->internal()->Stop();
+  receivers_.erase(it);
+  return true;
+}
+
+rtc::scoped_refptr<RtpSenderInternal> RtpTransceiver::sender_internal() const {
+  RTC_DCHECK(unified_plan_);
+  RTC_CHECK_EQ(1u, senders_.size());
+  return senders_[0]->internal();
+}
+
+rtc::scoped_refptr<RtpReceiverInternal> RtpTransceiver::receiver_internal()
+    const {
+  RTC_DCHECK(unified_plan_);
+  RTC_CHECK_EQ(1u, receivers_.size());
+  return receivers_[0]->internal();
+}
+
+cricket::MediaType RtpTransceiver::media_type() const {
+  return media_type_;
+}
+
+absl::optional<std::string> RtpTransceiver::mid() const {
+  return mid_;
+}
+
+void RtpTransceiver::OnFirstPacketReceived(cricket::ChannelInterface*) {
+  for (auto receiver : receivers_) {
+    receiver->internal()->NotifyFirstPacketReceived();
+  }
+}
+
+rtc::scoped_refptr<RtpSenderInterface> RtpTransceiver::sender() const {
+  RTC_DCHECK(unified_plan_);
+  RTC_CHECK_EQ(1u, senders_.size());
+  return senders_[0];
+}
+
+rtc::scoped_refptr<RtpReceiverInterface> RtpTransceiver::receiver() const {
+  RTC_DCHECK(unified_plan_);
+  RTC_CHECK_EQ(1u, receivers_.size());
+  return receivers_[0];
+}
+
+void RtpTransceiver::set_current_direction(RtpTransceiverDirection direction) {
+  RTC_LOG(LS_INFO) << "Changing transceiver (MID=" << mid_.value_or("<not set>")
+                   << ") current direction from "
+                   << (current_direction_ ? RtpTransceiverDirectionToString(
+                                                *current_direction_)
+                                          : "<not set>")
+                   << " to " << RtpTransceiverDirectionToString(direction)
+                   << ".";
+  current_direction_ = direction;
+  if (RtpTransceiverDirectionHasSend(*current_direction_)) {
+    has_ever_been_used_to_send_ = true;
+  }
+}
+
+void RtpTransceiver::set_fired_direction(RtpTransceiverDirection direction) {
+  fired_direction_ = direction;
+}
+
+bool RtpTransceiver::stopped() const {
+  return stopped_;
+}
+
+RtpTransceiverDirection RtpTransceiver::direction() const {
+  return direction_;
+}
+
+void RtpTransceiver::SetDirection(RtpTransceiverDirection new_direction) {
+  if (stopped()) {
+    return;
+  }
+  if (new_direction == direction_) {
+    return;
+  }
+  direction_ = new_direction;
+  SignalNegotiationNeeded();
+}
+
+absl::optional<RtpTransceiverDirection> RtpTransceiver::current_direction()
+    const {
+  return current_direction_;
+}
+
+absl::optional<RtpTransceiverDirection> RtpTransceiver::fired_direction()
+    const {
+  return fired_direction_;
+}
+
+void RtpTransceiver::Stop() {
+  for (auto sender : senders_) {
+    sender->internal()->Stop();
+  }
+  for (auto receiver : receivers_) {
+    receiver->internal()->Stop();
+  }
+  stopped_ = true;
+  current_direction_ = absl::nullopt;
+}
+
+void RtpTransceiver::SetCodecPreferences(
+    rtc::ArrayView<RtpCodecCapability> codecs) {
+  // TODO(steveanton): Implement this.
+  RTC_NOTREACHED() << "Not implemented";
+}
+
+}  // namespace webrtc