Implement timestamp translation/filter in VideoCapturer.

webrtc/api/java/jni/androidvideocapturer_jni.cc

Index: webrtc/api/java/jni/androidvideocapturer_jni.cc
diff --git a/webrtc/api/java/jni/androidvideocapturer_jni.cc b/webrtc/api/java/jni/androidvideocapturer_jni.cc
index 0e8e8677ab54955ae27a341a8492d83de64d1063..b90a96f53f8633f401a73584718848f4416fea7b 100644
--- a/webrtc/api/java/jni/androidvideocapturer_jni.cc
+++ b/webrtc/api/java/jni/androidvideocapturer_jni.cc
@@ -180,10 +180,12 @@ void AndroidVideoCapturerJni::OnMemoryBufferFrame(void* video_frame,
   int crop_height;
   int crop_x;
   int crop_y;
+  int64_t time_us;

[pthatcher1, 2016/05/27 22:47:43]

Can you be a little more specific about what the timestamp is?  Capture time?  

[nisse-webrtc, 2016/05/30 08:57:29]

I changed it to translated_capture_time_us. Better?

 
   if (!capturer_->AdaptFrame(width, height, timestamp_ns,
                              &adapted_width, &adapted_height,
-                             &crop_width, &crop_height, &crop_x, &crop_y)) {
+                             &crop_width, &crop_height, &crop_x, &crop_y,
+                             &time_us)) {
     return;
   }
 
@@ -236,12 +238,12 @@ void AndroidVideoCapturerJni::OnMemoryBufferFrame(void* video_frame,
     }
     buffer = scaled;
   }
-  // TODO(nisse): Use microsecond time instead.
   capturer_->OnFrame(cricket::WebRtcVideoFrame(
-                         buffer, timestamp_ns,
+                         buffer,
                          capturer_->apply_rotation()
                              ? webrtc::kVideoRotation_0
-                             : static_cast<webrtc::VideoRotation>(rotation)),
+                             : static_cast<webrtc::VideoRotation>(rotation),
+                         time_us),
                      width, height);
 }
 
@@ -260,10 +262,12 @@ void AndroidVideoCapturerJni::OnTextureFrame(int width,
   int crop_height;
   int crop_x;
   int crop_y;
+  int64_t time_us;
 
   if (!capturer_->AdaptFrame(width, height, timestamp_ns,
                              &adapted_width, &adapted_height,
-                             &crop_width, &crop_height, &crop_x, &crop_y)) {
+                             &crop_width, &crop_height, &crop_x, &crop_y,
+                             &time_us)) {
     return;
   }
 
@@ -282,15 +286,15 @@ void AndroidVideoCapturerJni::OnTextureFrame(int width,
     matrix.Rotate(static_cast<webrtc::VideoRotation>(rotation));
   }
 
-  // TODO(nisse): Use microsecond time instead.
   capturer_->OnFrame(
       cricket::WebRtcVideoFrame(
           surface_texture_helper_->CreateTextureFrame(
               adapted_width, adapted_height,
               NativeHandleImpl(handle.oes_texture_id, matrix)),
-          timestamp_ns, capturer_->apply_rotation()
-                            ? webrtc::kVideoRotation_0
-                            : static_cast<webrtc::VideoRotation>(rotation)),
+          capturer_->apply_rotation()
+              ? webrtc::kVideoRotation_0
+              : static_cast<webrtc::VideoRotation>(rotation),
+          time_us),
       width, height);
 }