Linux Video Capture: Add V4L2VideoCaptureDelegate{Single,Multi}Plane.

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/bind_helpers.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop_proxy.h"
 #include "base/run_loop.h"
@@ skipping 161 matching lines @@
       video_capture_device_factory_->GetDeviceSupportedFormats(
           names_iterator,
           &supported_formats);
       for (const auto& formats_iterator : supported_formats) {
         if (formats_iterator.pixel_format == pixel_format) {
           return scoped_ptr<VideoCaptureDevice::Name>(
               new VideoCaptureDevice::Name(names_iterator));
         }
       }
     }
-    DVLOG(1) << "No camera can capture the format: " << pixel_format;
+    DVLOG_IF(1, pixel_format != PIXEL_FORMAT_MAX) << "No camera can capture the"
+        << " format: " << VideoCaptureFormat::PixelFormatToString(pixel_format);
     return scoped_ptr<VideoCaptureDevice::Name>();
   }
 
 #if defined(OS_WIN)
   base::win::ScopedCOMInitializer initialize_com_;
 #endif
   scoped_ptr<VideoCaptureDevice::Names> names_;
   scoped_ptr<base::MessageLoop> loop_;
   scoped_ptr<base::RunLoop> run_loop_;
   scoped_ptr<MockClient> client_;
@@ skipping 235 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