commit 72b751af0b4b301dcabb8e6097b5894fa542a746
author Florent Castelli <orphis@webrtc.org> Thu Jun 28 14:09:33 2018 +0200
committer Commit Bot <commit-bot@chromium.org> Thu Jun 28 12:40:07 2018 +0000
tree 7b08982edb45d7a28a0c9a3857e17b979b6b0328
parent 0d4070a18c056ce8da6c49e56472a1e99f4d5e54

Add PeerConnection GetRtpSender/ReceiverCapabilities

Those are static functions in the spec, so implemented as member functions
of the PeerConnectionFactory instead.

Bug: webrtc:7577, webrtc:9441
Change-Id: Iccb24180e096e713d24e7e25ecfd5d7bbd7638f9
Reviewed-on: https://webrtc-review.googlesource.com/85341
Commit-Queue: Florent Castelli <orphis@webrtc.org>
Reviewed-by: Taylor Brandstetter <deadbeef@webrtc.org>
Reviewed-by: Steve Anton <steveanton@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#23768}

pc/peerconnectionfactory.cc

diff --git a/pc/peerconnectionfactory.cc b/pc/peerconnectionfactory.cc
index 7e48a2f..cade31c 100644
--- a/pc/peerconnectionfactory.cc
+++ b/pc/peerconnectionfactory.cc
@@ -11,6 +11,7 @@
 #include "pc/peerconnectionfactory.h"
 
 #include <utility>
+#include <vector>
 
 #include "api/fec_controller.h"
 #include "api/mediaconstraintsinterface.h"
@@ -23,6 +24,7 @@
 #include "logging/rtc_event_log/rtc_event_log.h"
 #include "media/base/rtpdataengine.h"
 #include "media/sctp/sctptransport.h"
+#include "pc/rtpparametersconversion.h"
 #include "rtc_base/bind.h"
 #include "rtc_base/checks.h"
 #include "rtc_base/ptr_util.h"
@@ -231,6 +233,60 @@
   options_ = options;
 }
 
+RtpCapabilities PeerConnectionFactory::GetRtpSenderCapabilities(
+    cricket::MediaType kind) const {
+  RTC_DCHECK_RUN_ON(signaling_thread_);
+  switch (kind) {
+    case cricket::MEDIA_TYPE_AUDIO: {
+      cricket::AudioCodecs cricket_codecs;
+      cricket::RtpHeaderExtensions cricket_extensions;
+      channel_manager_->GetSupportedAudioSendCodecs(&cricket_codecs);
+      channel_manager_->GetSupportedAudioRtpHeaderExtensions(
+          &cricket_extensions);
+      return ToRtpCapabilities(cricket_codecs, cricket_extensions);
+    }
+    case cricket::MEDIA_TYPE_VIDEO: {
+      cricket::VideoCodecs cricket_codecs;
+      cricket::RtpHeaderExtensions cricket_extensions;
+      channel_manager_->GetSupportedVideoCodecs(&cricket_codecs);
+      channel_manager_->GetSupportedVideoRtpHeaderExtensions(
+          &cricket_extensions);
+      return ToRtpCapabilities(cricket_codecs, cricket_extensions);
+    }
+    case cricket::MEDIA_TYPE_DATA:
+      return RtpCapabilities();
+  }
+  // Not reached; avoids compile warning.
+  FATAL();
+}
+
+RtpCapabilities PeerConnectionFactory::GetRtpReceiverCapabilities(
+    cricket::MediaType kind) const {
+  RTC_DCHECK_RUN_ON(signaling_thread_);
+  switch (kind) {
+    case cricket::MEDIA_TYPE_AUDIO: {
+      cricket::AudioCodecs cricket_codecs;
+      cricket::RtpHeaderExtensions cricket_extensions;
+      channel_manager_->GetSupportedAudioReceiveCodecs(&cricket_codecs);
+      channel_manager_->GetSupportedAudioRtpHeaderExtensions(
+          &cricket_extensions);
+      return ToRtpCapabilities(cricket_codecs, cricket_extensions);
+    }
+    case cricket::MEDIA_TYPE_VIDEO: {
+      cricket::VideoCodecs cricket_codecs;
+      cricket::RtpHeaderExtensions cricket_extensions;
+      channel_manager_->GetSupportedVideoCodecs(&cricket_codecs);
+      channel_manager_->GetSupportedVideoRtpHeaderExtensions(
+          &cricket_extensions);
+      return ToRtpCapabilities(cricket_codecs, cricket_extensions);
+    }
+    case cricket::MEDIA_TYPE_DATA:
+      return RtpCapabilities();
+  }
+  // Not reached; avoids compile warning.
+  FATAL();
+}
+
 rtc::scoped_refptr<AudioSourceInterface>
 PeerConnectionFactory::CreateAudioSource(const cricket::AudioOptions& options) {
   RTC_DCHECK(signaling_thread_->IsCurrent());