Convert video capture pipline to base::TimeTicks

content/browser/renderer_host/media/video_capture_controller_unittest.cc

 // Copyright (c) 2012 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.
 
 // Unit test for VideoCaptureController.
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 41 matching lines @@
                                base::SharedMemoryHandle handle,
                                int length, int buffer_id) OVERRIDE {
     DoBufferCreated(id);
   }
   virtual void OnBufferDestroyed(const VideoCaptureControllerID& id,
                                  int buffer_id) OVERRIDE {
     DoBufferDestroyed(id);
   }
   virtual void OnBufferReady(const VideoCaptureControllerID& id,
                              int buffer_id,
-                             base::Time timestamp,
+                             base::TimeTicks timestamp,
                              const media::VideoCaptureFormat& format) OVERRIDE {
     DoBufferReady(id);
     base::MessageLoop::current()->PostTask(FROM_HERE,
         base::Bind(&VideoCaptureController::ReturnBuffer,
                    base::Unretained(controller_), id, this, buffer_id));
   }
   virtual void OnEnded(const VideoCaptureControllerID& id) OVERRIDE {
     DoEnded(id);
     // OnEnded() must respond by (eventually) unregistering the client.
     base::MessageLoop::current()->PostTask(FROM_HERE,
@@ skipping 199 matching lines @@
     EXPECT_CALL(*client_b_, DoBufferReady(client_b_route_1)).Times(1);
   }
   {
     InSequence s;
     EXPECT_CALL(*client_a_, DoBufferCreated(client_a_route_2)).Times(1);
     EXPECT_CALL(*client_a_, DoBufferReady(client_a_route_2)).Times(1);
   }
   device_->OnIncomingCapturedBuffer(buffer,
                                     media::VideoFrame::I420,
                                     capture_resolution,
-                                    base::Time(),
+                                    base::TimeTicks(),
                                     device_format.frame_rate);
   buffer = NULL;
 
   base::RunLoop().RunUntilIdle();
   Mock::VerifyAndClearExpectations(client_a_.get());
   Mock::VerifyAndClearExpectations(client_b_.get());
 
   // Second buffer which ought to use the same shared memory buffer. In this
   // case pretend that the Buffer pointer is held by the device for a long
   // delay. This shouldn't affect anything.
   buffer =
       device_->ReserveOutputBuffer(media::VideoFrame::I420, capture_resolution);
   ASSERT_TRUE(buffer);
   memset(buffer->data(), buffer_no++, buffer->size());
   device_->OnIncomingCapturedBuffer(buffer,
                                     media::VideoFrame::I420,
                                     capture_resolution,
-                                    base::Time(),
+                                    base::TimeTicks(),
                                     device_format.frame_rate);
   buffer = NULL;
 
   // The buffer should be delivered to the clients in any order.
   EXPECT_CALL(*client_a_, DoBufferReady(client_a_route_1)).Times(1);
   EXPECT_CALL(*client_b_, DoBufferReady(client_b_route_1)).Times(1);
   EXPECT_CALL(*client_a_, DoBufferReady(client_a_route_2)).Times(1);
   base::RunLoop().RunUntilIdle();
   Mock::VerifyAndClearExpectations(client_a_.get());
   Mock::VerifyAndClearExpectations(client_b_.get());
 
   // Add a fourth client now that some buffers have come through.
   controller_->AddClient(client_b_route_2,
                          client_b_.get(),
                          base::kNullProcessHandle,
                          1,
                          session_1);
   Mock::VerifyAndClearExpectations(client_b_.get());
 
   // Third, fourth, and fifth buffers. Pretend they all arrive at the same time.
   for (int i = 0; i < kPoolSize; i++) {
     buffer = device_->ReserveOutputBuffer(media::VideoFrame::I420,
                                           capture_resolution);
     ASSERT_TRUE(buffer);
     memset(buffer->data(), buffer_no++, buffer->size());
     device_->OnIncomingCapturedBuffer(buffer,
                                       media::VideoFrame::I420,
                                       capture_resolution,
-                                      base::Time(),
+                                      base::TimeTicks(),
                                       device_format.frame_rate);
     buffer = NULL;
   }
   // ReserveOutputBuffer ought to fail now, because the pool is depleted.
   ASSERT_FALSE(device_->ReserveOutputBuffer(media::VideoFrame::I420,
                                             capture_resolution));
 
   // The new client needs to be told of 3 buffers; the old clients only 2.
   EXPECT_CALL(*client_b_, DoBufferCreated(client_b_route_2)).Times(kPoolSize);
   EXPECT_CALL(*client_b_, DoBufferReady(client_b_route_2)).Times(kPoolSize);
@@ skipping 17 matching lines @@
   EXPECT_CALL(*client_b_, DoEnded(client_b_route_1)).Times(1);
   controller_->StopSession(300);
   // Queue up another buffer.
   buffer =
       device_->ReserveOutputBuffer(media::VideoFrame::I420, capture_resolution);
   ASSERT_TRUE(buffer);
   memset(buffer->data(), buffer_no++, buffer->size());
   device_->OnIncomingCapturedBuffer(buffer,
                                     media::VideoFrame::I420,
                                     capture_resolution,
-                                    base::Time(),
+                                    base::TimeTicks(),
                                     device_format.frame_rate);
   buffer = NULL;
   buffer =
       device_->ReserveOutputBuffer(media::VideoFrame::I420, capture_resolution);
   {
     // Kill A2 via session close (posts a task to disconnect, but A2 must not
     // be sent either of these two buffers).
     EXPECT_CALL(*client_a_, DoEnded(client_a_route_2)).Times(1);
     controller_->StopSession(200);
   }
   ASSERT_TRUE(buffer);
   memset(buffer->data(), buffer_no++, buffer->size());
   device_->OnIncomingCapturedBuffer(buffer,
                                     media::VideoFrame::I420,
                                     capture_resolution,
-                                    base::Time(),
+                                    base::TimeTicks(),
                                     device_format.frame_rate);
   buffer = NULL;
   // B2 is the only client left, and is the only one that should
   // get the buffer.
   EXPECT_CALL(*client_b_, DoBufferReady(client_b_route_2)).Times(2);
   base::RunLoop().RunUntilIdle();
   Mock::VerifyAndClearExpectations(client_a_.get());
   Mock::VerifyAndClearExpectations(client_b_.get());
 }
 
@@ skipping 23 matching lines @@
   EXPECT_CALL(*client_b_, DoError(route_id)).Times(1);
   controller_->AddClient(
       route_id, client_b_.get(), base::kNullProcessHandle, 200, session_200);
   base::RunLoop().RunUntilIdle();
   Mock::VerifyAndClearExpectations(client_b_.get());
 
   scoped_refptr<media::VideoCaptureDevice::Client::Buffer> buffer =
       device_->ReserveOutputBuffer(media::VideoFrame::I420, capture_resolution);
   ASSERT_TRUE(buffer);
 
-  device_->OnIncomingCapturedBuffer(
-      buffer, media::VideoFrame::I420, capture_resolution, base::Time(), 30);
+  device_->OnIncomingCapturedBuffer(buffer,
+                                    media::VideoFrame::I420,
+                                    capture_resolution,
+                                    base::TimeTicks(),
+                                    30);
   buffer = NULL;
 
   base::RunLoop().RunUntilIdle();
 }
 
 // Exercises the OnError() codepath of VideoCaptureController, and tests the
 // behavior of various operations after the error state has been signalled.
 TEST_F(VideoCaptureControllerTest, ErrorAfterDeviceCreation) {
   media::VideoCaptureParams session_100;
   session_100.requested_format = media::VideoCaptureFormat(
@@ skipping 17 matching lines @@
 
   const gfx::Size dims(320, 240);
   scoped_refptr<media::VideoCaptureDevice::Client::Buffer> buffer =
       device_->ReserveOutputBuffer(media::VideoFrame::I420, dims);
   ASSERT_TRUE(buffer);
 
   device_->OnError();
   device_->OnIncomingCapturedBuffer(buffer,
                                     media::VideoFrame::I420,
                                     dims,
-                                    base::Time(),
+                                    base::TimeTicks(),
                                     device_format.frame_rate);
   buffer = NULL;
 
   EXPECT_CALL(*client_a_, DoError(route_id)).Times(1);
   base::RunLoop().RunUntilIdle();
   Mock::VerifyAndClearExpectations(client_a_.get());
 
   // Second client connects after the error state. It also should get told of
   // the error.
   EXPECT_CALL(*client_b_, DoError(route_id)).Times(1);
   controller_->AddClient(
       route_id, client_b_.get(), base::kNullProcessHandle, 200, session_200);
   Mock::VerifyAndClearExpectations(client_b_.get());
 }
 
 }  // namespace content