[Cast] Repair receiver playout time calculations and frame skip logic.

media/cast/transport/cast_transport_config.cc

 // Copyright 2014 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/transport/cast_transport_config.h"
 
 namespace media {
 namespace cast {
 namespace transport {
 
 namespace {
 const int kDefaultRtpMaxDelayMs = 100;
 }  // namespace
 
+bool CanDropFramesForCodec(AudioCodec audio_codec) {
+  switch (audio_codec) {
+    case kFakeSoftwareAudio:
+    case kOpus:
+    case kPcm16:
+      return true;
+  }
+  NOTREACHED();
+  return true;
+}
+
+bool CanDropFramesForCodec(VideoCodec video_codec) {
+  switch (video_codec) {
+    case kFakeSoftwareVideo:
+      return true;
+    case kVp8:
+    case kH264:
+      return false;
+  }
+  NOTREACHED();
+  return true;
+}
+
 RtpConfig::RtpConfig()
     : ssrc(0),
       max_delay_ms(kDefaultRtpMaxDelayMs),
       payload_type(0) {}
 
 RtpConfig::~RtpConfig() {}
 
 CastTransportRtpConfig::CastTransportRtpConfig()
     : max_outstanding_frames(-1) {}
 
@@ skipping 47 matching lines @@
     : last_rr(0), delay_since_last_rr(0) {}
 RtcpDlrrReportBlock::~RtcpDlrrReportBlock() {}
 
 SendRtcpFromRtpSenderData::SendRtcpFromRtpSenderData()
     : packet_type_flags(0), sending_ssrc(0) {}
 SendRtcpFromRtpSenderData::~SendRtcpFromRtpSenderData() {}
 
 }  // namespace transport
 }  // namespace cast
 }  // namespace media