Cast: First stab at implementing adaptive latency

media/cast/cast_sender_impl.cc

 // 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/cast_sender_impl.h"
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 109 matching lines @@
     const VideoSenderConfig& video_config,
     const CastInitializationCallback& cast_initialization_cb,
     const CreateVideoEncodeAcceleratorCallback& create_vea_cb,
     const CreateVideoEncodeMemoryCallback& create_video_encode_mem_cb) {
   DCHECK(cast_environment_->CurrentlyOn(CastEnvironment::MAIN));
   CHECK(video_config.use_external_encoder ||
         cast_environment_->HasVideoThread());
 
   VLOG(1) << "CastSenderImpl@" << this << "::InitializeVideo()";
 
-  video_sender_.reset(new VideoSender(cast_environment_,
-                                      video_config,
-                                      create_vea_cb,
-                                      create_video_encode_mem_cb,
-                                      transport_sender_));
+  video_sender_.reset(
+      new VideoSender(cast_environment_,
+                      video_config,
+                      create_vea_cb,
+                      create_video_encode_mem_cb,
+                      transport_sender_,
+                      base::Bind(&CastSenderImpl::SetTargetPlayoutDelay,
+                                 weak_factory_.GetWeakPtr())));
 
   const CastInitializationStatus status = video_sender_->InitializationResult();
   if (status == STATUS_VIDEO_INITIALIZED) {
     ssrc_of_video_sender_ = video_config.incoming_feedback_ssrc;
     video_frame_input_ =
         new LocalVideoFrameInput(cast_environment_, video_sender_->AsWeakPtr());
   }
   cast_initialization_cb.Run(status);
   if (audio_sender_) {
     DCHECK(audio_sender_->GetTargetPlayoutDelay() ==
@@ skipping 20 matching lines @@
   if (audio_sender_) {
     audio_sender_->SetTargetPlayoutDelay(new_target_playout_delay);
   }
   if (video_sender_) {
     video_sender_->SetTargetPlayoutDelay(new_target_playout_delay);
   }
 }
 
 }  // namespace cast
 }  // namespace media