Add a ChromeOS implementation of VideoCaptureDevice

media/video/capture/video_capture_device_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.
 
 #include "base/bind.h"
 #include "base/memory/scoped_ptr.h"
+#include "base/message_loop/message_loop_proxy.h"
 #include "base/run_loop.h"
 #include "base/test/test_timeouts.h"
 #include "base/threading/thread.h"
 #include "media/video/capture/video_capture_device.h"
 #include "media/video/capture/video_capture_device_factory.h"
 #include "media/video/capture/video_capture_types.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 #if defined(OS_WIN)
@@ skipping 151 matching lines @@
           ? VideoCaptureDevice::Name::MEDIA_FOUNDATION
           : VideoCaptureDevice::Name::DIRECT_SHOW;
   VideoCaptureDevice::Name device_name("jibberish", "jibberish", api_type);
 #elif defined(OS_MACOSX)
   VideoCaptureDevice::Name device_name("jibberish", "jibberish",
       VideoCaptureDevice::Name::AVFOUNDATION);
 #else
   VideoCaptureDevice::Name device_name("jibberish", "jibberish");
 #endif
   scoped_ptr<VideoCaptureDevice> device =
-      video_capture_device_factory_->Create(device_name);
+      video_capture_device_factory_->Create(
+          base::MessageLoopProxy::current(),
+          device_name);
   EXPECT_TRUE(device == NULL);
 }
 
 TEST_F(VideoCaptureDeviceTest, CaptureVGA) {
   video_capture_device_factory_->GetDeviceNames(&names_);
   if (!names_.size()) {
     DVLOG(1) << "No camera available. Exiting test.";
     return;
   }
 
   scoped_ptr<VideoCaptureDevice> device(
-      video_capture_device_factory_->Create(names_.front()));
+      video_capture_device_factory_->Create(base::MessageLoopProxy::current(),
+                                            names_.front()));
   ASSERT_TRUE(device);
   DVLOG(1) << names_.front().id();
 
   EXPECT_CALL(*client_, OnErr())
       .Times(0);
 
   VideoCaptureParams capture_params;
   capture_params.requested_format.frame_size.SetSize(640, 480);
   capture_params.requested_format.frame_rate = 30;
   capture_params.requested_format.pixel_format = PIXEL_FORMAT_I420;
   capture_params.allow_resolution_change = false;
   device->AllocateAndStart(capture_params, client_.PassAs<Client>());
   // Get captured video frames.
   WaitForCapturedFrame();
   EXPECT_EQ(last_format().frame_size.width(), 640);
   EXPECT_EQ(last_format().frame_size.height(), 480);
   device->StopAndDeAllocate();
 }
 
 TEST_F(VideoCaptureDeviceTest, Capture720p) {
   video_capture_device_factory_->GetDeviceNames(&names_);
   if (!names_.size()) {
     DVLOG(1) << "No camera available. Exiting test.";
     return;
   }
 
   scoped_ptr<VideoCaptureDevice> device(
-      video_capture_device_factory_->Create(names_.front()));
+      video_capture_device_factory_->Create(base::MessageLoopProxy::current(),
+                                            names_.front()));
   ASSERT_TRUE(device);
 
   EXPECT_CALL(*client_, OnErr())
       .Times(0);
 
   VideoCaptureParams capture_params;
   capture_params.requested_format.frame_size.SetSize(1280, 720);
   capture_params.requested_format.frame_rate = 30;
   capture_params.requested_format.pixel_format = PIXEL_FORMAT_I420;
   capture_params.allow_resolution_change = false;
   device->AllocateAndStart(capture_params, client_.PassAs<Client>());
   // Get captured video frames.
   WaitForCapturedFrame();
   device->StopAndDeAllocate();
 }
 
 TEST_F(VideoCaptureDeviceTest, MAYBE_AllocateBadSize) {
   video_capture_device_factory_->GetDeviceNames(&names_);
   if (!names_.size()) {
     DVLOG(1) << "No camera available. Exiting test.";
     return;
   }
   scoped_ptr<VideoCaptureDevice> device(
-      video_capture_device_factory_->Create(names_.front()));
+      video_capture_device_factory_->Create(base::MessageLoopProxy::current(),
+                                            names_.front()));
   ASSERT_TRUE(device);
 
   EXPECT_CALL(*client_, OnErr())
       .Times(0);
 
   VideoCaptureParams capture_params;
   capture_params.requested_format.frame_size.SetSize(637, 472);
   capture_params.requested_format.frame_rate = 35;
   capture_params.requested_format.pixel_format = PIXEL_FORMAT_I420;
   capture_params.allow_resolution_change = false;
   device->AllocateAndStart(capture_params, client_.PassAs<Client>());
   WaitForCapturedFrame();
   device->StopAndDeAllocate();
   EXPECT_EQ(last_format().frame_size.width(), 640);
   EXPECT_EQ(last_format().frame_size.height(), 480);
 }
 
 TEST_F(VideoCaptureDeviceTest, ReAllocateCamera) {
   video_capture_device_factory_->GetDeviceNames(&names_);
   if (!names_.size()) {
     DVLOG(1) << "No camera available. Exiting test.";
     return;
   }
 
   // First, do a number of very fast device start/stops.
   for (int i = 0; i <= 5; i++) {
     ResetWithNewClient();
     scoped_ptr<VideoCaptureDevice> device(
-        video_capture_device_factory_->Create(names_.front()));
+        video_capture_device_factory_->Create(base::MessageLoopProxy::current(),
+                                              names_.front()));
     gfx::Size resolution;
     if (i % 2) {
       resolution = gfx::Size(640, 480);
     } else {
       resolution = gfx::Size(1280, 1024);
     }
     VideoCaptureParams capture_params;
     capture_params.requested_format.frame_size = resolution;
     capture_params.requested_format.frame_rate = 30;
     capture_params.requested_format.pixel_format = PIXEL_FORMAT_I420;
     capture_params.allow_resolution_change = false;
     device->AllocateAndStart(capture_params, client_.PassAs<Client>());
     device->StopAndDeAllocate();
   }
 
   // Finally, do a device start and wait for it to finish.
   VideoCaptureParams capture_params;
   capture_params.requested_format.frame_size.SetSize(320, 240);
   capture_params.requested_format.frame_rate = 30;
   capture_params.requested_format.pixel_format = PIXEL_FORMAT_I420;
   capture_params.allow_resolution_change = false;
 
   ResetWithNewClient();
   scoped_ptr<VideoCaptureDevice> device(
-      video_capture_device_factory_->Create(names_.front()));
+      video_capture_device_factory_->Create(base::MessageLoopProxy::current(),
+                                            names_.front()));
 
   device->AllocateAndStart(capture_params, client_.PassAs<Client>());
   WaitForCapturedFrame();
   device->StopAndDeAllocate();
   device.reset();
   EXPECT_EQ(last_format().frame_size.width(), 320);
   EXPECT_EQ(last_format().frame_size.height(), 240);
 }
 
 TEST_F(VideoCaptureDeviceTest, DeAllocateCameraWhileRunning) {
   video_capture_device_factory_->GetDeviceNames(&names_);
   if (!names_.size()) {
     DVLOG(1) << "No camera available. Exiting test.";
     return;
   }
   scoped_ptr<VideoCaptureDevice> device(
-      video_capture_device_factory_->Create(names_.front()));
+      video_capture_device_factory_->Create(base::MessageLoopProxy::current(),
+                                            names_.front()));
   ASSERT_TRUE(device);
 
   EXPECT_CALL(*client_, OnErr())
       .Times(0);
 
   VideoCaptureParams capture_params;
   capture_params.requested_format.frame_size.SetSize(640, 480);
   capture_params.requested_format.frame_rate = 30;
   capture_params.requested_format.pixel_format = PIXEL_FORMAT_I420;
   capture_params.allow_resolution_change = false;
   device->AllocateAndStart(capture_params, client_.PassAs<Client>());
   // Get captured video frames.
   WaitForCapturedFrame();
   EXPECT_EQ(last_format().frame_size.width(), 640);
   EXPECT_EQ(last_format().frame_size.height(), 480);
   EXPECT_EQ(last_format().frame_rate, 30);
   device->StopAndDeAllocate();
 }
 
 // Start the camera in 720p to capture MJPEG instead of a raw format.
 TEST_F(VideoCaptureDeviceTest, MAYBE_CaptureMjpeg) {
   scoped_ptr<VideoCaptureDevice::Name> name =
       GetFirstDeviceNameSupportingPixelFormat(PIXEL_FORMAT_MJPEG);
   if (!name) {
     DVLOG(1) << "No camera supports MJPEG format. Exiting test.";
     return;
   }
   scoped_ptr<VideoCaptureDevice> device(
-      video_capture_device_factory_->Create(*name));
+      video_capture_device_factory_->Create(base::MessageLoopProxy::current(),
+                                            *name));
   ASSERT_TRUE(device);
 
   EXPECT_CALL(*client_, OnErr())
       .Times(0);
 
   VideoCaptureParams capture_params;
   capture_params.requested_format.frame_size.SetSize(1280, 720);
   capture_params.requested_format.frame_rate = 30;
   capture_params.requested_format.pixel_format = PIXEL_FORMAT_MJPEG;
   capture_params.allow_resolution_change = false;
@@ skipping 10 matching lines @@
   // Use PIXEL_FORMAT_MAX to iterate all device names for testing
   // GetDeviceSupportedFormats().
   scoped_ptr<VideoCaptureDevice::Name> name =
       GetFirstDeviceNameSupportingPixelFormat(PIXEL_FORMAT_MAX);
   // Verify no camera returned for PIXEL_FORMAT_MAX. Nothing else to test here
   // since we cannot forecast the hardware capabilities.
   ASSERT_FALSE(name);
 }
 
 };  // namespace media