video_capture: Better support for UYVY

webrtc/modules/video_capture/linux/device_info_linux.cc

Index: webrtc/modules/video_capture/linux/device_info_linux.cc
diff --git a/webrtc/modules/video_capture/linux/device_info_linux.cc b/webrtc/modules/video_capture/linux/device_info_linux.cc
index aac85d1d794c81a28cc1be2d104051dddefd512e..10c0981e34af99627213a0357d52347a3172a0a3 100644
--- a/webrtc/modules/video_capture/linux/device_info_linux.cc
+++ b/webrtc/modules/video_capture/linux/device_info_linux.cc
@@ -257,11 +257,12 @@ int32_t DeviceInfoLinux::FillCapabilities(int fd)
     video_fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
     video_fmt.fmt.pix.sizeimage = 0;
 
-    int totalFmts = 3;
+    int totalFmts = 4;
     unsigned int videoFormats[] = {
         V4L2_PIX_FMT_MJPEG,
         V4L2_PIX_FMT_YUV420,
-        V4L2_PIX_FMT_YUYV };
+        V4L2_PIX_FMT_YUYV,
+        V4L2_PIX_FMT_UYVY };
 
     int sizes = 13;
     unsigned int size[][2] = { { 128, 96 }, { 160, 120 }, { 176, 144 },
@@ -300,6 +301,10 @@ int32_t DeviceInfoLinux::FillCapabilities(int fd)
                     {
                         cap.rawType = kVideoMJPEG;
                     }
+                    else if (videoFormats[fmts] == V4L2_PIX_FMT_UYVY)
+                    {
+                        cap.rawType = kVideoUYVY;
+                    }
 
                     // get fps of current camera mode
                     // V4l2 does not have a stable method of knowing so we just guess.