Use microsecond timestamp in cricket::VideoFrame.

webrtc/media/engine/webrtcvideoframe_unittest.cc

Index: webrtc/media/engine/webrtcvideoframe_unittest.cc
diff --git a/webrtc/media/engine/webrtcvideoframe_unittest.cc b/webrtc/media/engine/webrtcvideoframe_unittest.cc
index 12c8bfe741e043801d3690856393dc2ea38f59a2..7849de61b0a8bf4914f7eb30aeddbb6e009f0416 100644
--- a/webrtc/media/engine/webrtcvideoframe_unittest.cc
+++ b/webrtc/media/engine/webrtcvideoframe_unittest.cc
@@ -20,6 +20,7 @@ namespace {
 
 class WebRtcVideoTestFrame : public cricket::WebRtcVideoFrame {
  public:
+  // The ApplyRotationToFrame test needs this as a public method.
   using cricket::WebRtcVideoFrame::set_rotation;
 
   virtual VideoFrame* CreateEmptyFrame(int w,
@@ -47,7 +48,7 @@ class WebRtcVideoFrameTest : public VideoFrameTest<cricket::WebRtcVideoFrame> {
     // Build the CapturedFrame.
     cricket::CapturedFrame captured_frame;
     captured_frame.fourcc = cricket::FOURCC_I420;
-    captured_frame.time_stamp = 5678;
+    captured_frame.time_stamp = rtc::TimeNanos();
     captured_frame.rotation = frame_rotation;
     captured_frame.width = frame_width;
     captured_frame.height = frame_height;
@@ -66,7 +67,8 @@ class WebRtcVideoFrameTest : public VideoFrameTest<cricket::WebRtcVideoFrame> {
                    apply_rotation));
 
     // Verify the new frame.
-    EXPECT_EQ(5678, frame.GetTimeStamp());
+    EXPECT_EQ(captured_frame.time_stamp / rtc::kNumNanosecsPerMicrosec,
+              frame.timestamp_us());
     if (apply_rotation)
       EXPECT_EQ(webrtc::kVideoRotation_0, frame.rotation());
     else
@@ -271,13 +273,16 @@ TEST_F(WebRtcVideoFrameTest, TextureInitialValues) {
   webrtc::NativeHandleBuffer* buffer =
       new rtc::RefCountedObject<webrtc::test::FakeNativeHandleBuffer>(
           dummy_handle, 640, 480);
-  cricket::WebRtcVideoFrame frame(buffer, 200, webrtc::kVideoRotation_0);
+  // Timestamp is converted from ns to us, so last three digits are lost.
+  cricket::WebRtcVideoFrame frame(buffer, 20000, webrtc::kVideoRotation_0);
   EXPECT_EQ(dummy_handle, frame.GetNativeHandle());
   EXPECT_EQ(640, frame.width());
   EXPECT_EQ(480, frame.height());
-  EXPECT_EQ(200, frame.GetTimeStamp());
-  frame.SetTimeStamp(400);
-  EXPECT_EQ(400, frame.GetTimeStamp());
+  EXPECT_EQ(20000, frame.GetTimeStamp());
+  EXPECT_EQ(20, frame.timestamp_us());
+  frame.set_timestamp_us(40);
+  EXPECT_EQ(40000, frame.GetTimeStamp());
+  EXPECT_EQ(40, frame.timestamp_us());
 }
 
 TEST_F(WebRtcVideoFrameTest, CopyTextureFrame) {
@@ -286,12 +291,14 @@ TEST_F(WebRtcVideoFrameTest, CopyTextureFrame) {
   webrtc::NativeHandleBuffer* buffer =
       new rtc::RefCountedObject<webrtc::test::FakeNativeHandleBuffer>(
           dummy_handle, 640, 480);
-  cricket::WebRtcVideoFrame frame1(buffer, 200, webrtc::kVideoRotation_0);
+  // Timestamp is converted from ns to us, so last three digits are lost.
+  cricket::WebRtcVideoFrame frame1(buffer, 20000, webrtc::kVideoRotation_0);
   cricket::VideoFrame* frame2 = frame1.Copy();
   EXPECT_EQ(frame1.GetNativeHandle(), frame2->GetNativeHandle());
   EXPECT_EQ(frame1.width(), frame2->width());
   EXPECT_EQ(frame1.height(), frame2->height());
   EXPECT_EQ(frame1.GetTimeStamp(), frame2->GetTimeStamp());
+  EXPECT_EQ(frame1.timestamp_us(), frame2->timestamp_us());
   delete frame2;
 }