Add still image capture interface for VideoCaptureDevice.

media/video/capture/video_capture_types.h

Index: media/video/capture/video_capture_types.h
diff --git a/media/video/capture/video_capture_types.h b/media/video/capture/video_capture_types.h
index a6a13a81b070cb33224012525bda8b8dc1911c18..e5d0814b6c7bed89cd3e00ccfe1623232e5e7d25 100644
--- a/media/video/capture/video_capture_types.h
+++ b/media/video/capture/video_capture_types.h
@@ -57,8 +57,25 @@ class MEDIA_EXPORT VideoCaptureFormat {
   VideoPixelFormat pixel_format;
 };
 
+// Image capture format specification.
+// This class is used by the video capture device to specify the format of the
+// frame captured and returned to a client. It is also sued to specify a

[wuchengli, 2014/09/11 08:50:05]

s/sued/used/

[Owen Lin, 2014/09/12 09:07:55]

Done.

+// supported capture format by a device.
+class MEDIA_EXPORT ImageCaptureFormat {
+ public:
+  ImageCaptureFormat();
+
+  ImageCaptureFormat(const gfx::Size& frame_size,
+                     VideoPixelFormat pixel_format);
+
+  gfx::Size frame_size;
+  VideoPixelFormat pixel_format;
+};
+
 typedef std::vector<VideoCaptureFormat> VideoCaptureFormats;
 
+typedef std::vector<ImageCaptureFormat> ImageCaptureFormats;
+
 // Parameters for starting video capture.
 // This class is used by the client of a video capture device to specify the
 // format of frames in which the client would like to have captured frames