Use microsecond timestamp in cricket::VideoFrame.

webrtc/media/engine/webrtcvideoengine2_unittest.cc

 /*
  *  Copyright (c) 2004 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.
  */
 
@@ skipping 494 matching lines @@
 
   cricket::CapturedFrame frame;
   frame.width = 1280;
   frame.height = 720;
   frame.fourcc = cricket::FOURCC_I420;
   frame.data_size = frame.width * frame.height +
                     2 * ((frame.width + 1) / 2) * ((frame.height + 1) / 2);
   std::unique_ptr<char[]> data(new char[frame.data_size]);
   frame.data = data.get();
   memset(frame.data, 1, frame.data_size);
-  const int kInitialTimestamp = 123456;
-  frame.time_stamp = kInitialTimestamp;
+  int64_t initial_timestamp = rtc::TimeNanos();
+  frame.time_stamp = initial_timestamp;
 
   // Deliver initial frame.
   capturer1.SignalCapturedFrame(&frame);
   // Deliver next frame 1 second later.
   frame.time_stamp += rtc::kNumNanosecsPerSec;
   rtc::Thread::Current()->SleepMs(1000);
   capturer1.SignalCapturedFrame(&frame);
 
   int64_t capturer1_last_timestamp = stream->GetLastTimestamp();
   // Reset input source, should still be continuous even though input-frame
   // timestamp is less than before.
   FakeVideoCapturer capturer2;
   channel->SetSource(kSsrc, &capturer2);
 
   rtc::Thread::Current()->SleepMs(1);
   // Deliver with a timestamp (10 seconds) before the previous initial one,
   // these should not be related at all anymore and it should still work fine.
-  frame.time_stamp = kInitialTimestamp - 10000;
+  frame.time_stamp = initial_timestamp - 10 * rtc::kNumNanosecsPerSec;
   capturer2.SignalCapturedFrame(&frame);
 
   // New timestamp should be at least 1ms in the future and not old.
   EXPECT_GT(stream->GetLastTimestamp(), capturer1_last_timestamp);
 
   EXPECT_TRUE(channel->RemoveSendStream(kSsrc));
 }
 
 VideoMediaChannel* WebRtcVideoEngine2Test::SetUpForExternalEncoderFactory(
     cricket::WebRtcVideoEncoderFactory* encoder_factory,
@@ skipping 3035 matching lines @@
 }
 
 // Test that we normalize send codec format size in simulcast.
 TEST_F(WebRtcVideoChannel2SimulcastTest, SetSendCodecsWithOddSizeInSimulcast) {
   cricket::VideoCodec codec(kVp8Codec270p);
   codec.width += 1;
   codec.height += 1;
   VerifySimulcastSettings(codec, 2, 2);
 }
 }  // namespace cricket