Adding "rtp_timebase" variable in lieu of "frequency" for FrameReceiverConfig structure.

media/cast/receiver/frame_receiver_unittest.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 <deque>
 #include <utility>
 
 #include "base/bind.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 102 matching lines @@
 
   void FeedOneFrameIntoReceiver() {
     // Note: For testing purposes, a frame consists of only a single packet.
     receiver_->ProcessParsedPacket(
         rtp_header_, &payload_[0], payload_.size());
   }
 
   void FeedLipSyncInfoIntoReceiver() {
     const base::TimeTicks now = testing_clock_->NowTicks();
     const int64 rtp_timestamp = (now - start_time_) *
-        config_.frequency / base::TimeDelta::FromSeconds(1);
+        config_.rtp_timebase / base::TimeDelta::FromSeconds(1);
     CHECK_LE(0, rtp_timestamp);
     uint32 ntp_seconds;
     uint32 ntp_fraction;
     ConvertTimeTicksToNtp(now, &ntp_seconds, &ntp_fraction);
     TestRtcpPacketBuilder rtcp_packet;
     rtcp_packet.AddSrWithNtp(config_.incoming_ssrc,
                              ntp_seconds, ntp_fraction,
                              static_cast<uint32>(rtp_timestamp));
     ASSERT_TRUE(receiver_->ProcessPacket(rtcp_packet.GetPacket().Pass()));
   }
@@ skipping 76 matching lines @@
 TEST_F(FrameReceiverTest, ReceivesFramesSkippingWhenAppropriate) {
   CreateFrameReceiverOfAudio();
 
   SimpleEventSubscriber event_subscriber;
   cast_environment_->Logging()->AddRawEventSubscriber(&event_subscriber);
 
   EXPECT_CALL(mock_transport_, SendRtcpFromRtpReceiver(_, _, _, _, _, _, _))
       .WillRepeatedly(testing::Return());
 
   const uint32 rtp_advance_per_frame =
-      config_.frequency / config_.target_frame_rate;
+      config_.rtp_timebase / config_.target_frame_rate;
   const base::TimeDelta time_advance_per_frame =
       base::TimeDelta::FromSeconds(1) / config_.target_frame_rate;
 
   // Feed and process lip sync in receiver.
   FeedLipSyncInfoIntoReceiver();
   task_runner_->RunTasks();
   const base::TimeTicks first_frame_capture_time = testing_clock_->NowTicks();
 
   // Enqueue a request for a frame.
   const ReceiveEncodedFrameCallback frame_encoded_callback =
@@ skipping 82 matching lines @@
 TEST_F(FrameReceiverTest, ReceivesFramesRefusingToSkipAny) {
   CreateFrameReceiverOfVideo();
 
   SimpleEventSubscriber event_subscriber;
   cast_environment_->Logging()->AddRawEventSubscriber(&event_subscriber);
 
   EXPECT_CALL(mock_transport_, SendRtcpFromRtpReceiver(_, _, _, _, _, _, _))
       .WillRepeatedly(testing::Return());
 
   const uint32 rtp_advance_per_frame =
-      config_.frequency / config_.target_frame_rate;
+      config_.rtp_timebase / config_.target_frame_rate;
   const base::TimeDelta time_advance_per_frame =
       base::TimeDelta::FromSeconds(1) / config_.target_frame_rate;
 
   // Feed and process lip sync in receiver.
   FeedLipSyncInfoIntoReceiver();
   task_runner_->RunTasks();
   const base::TimeTicks first_frame_capture_time = testing_clock_->NowTicks();
 
   // Enqueue a request for a frame.
   const ReceiveEncodedFrameCallback frame_encoded_callback =
@@ skipping 77 matching lines @@
     EXPECT_GE(kFirstFrameId + 3, frame_events[i].frame_id);
     const int frame_offset = frame_events[i].frame_id - kFirstFrameId;
     EXPECT_EQ(frame_offset * rtp_advance_per_frame,
               frame_events[i].rtp_timestamp);
   }
   cast_environment_->Logging()->RemoveRawEventSubscriber(&event_subscriber);
 }
 
 }  // namespace cast
 }  // namespace media