Merge pull request opencv#9479 from alalek:issue_9477

vpisarev · vpisarev · commit d861c03366a0 · 2017-08-28T20:10:32.000Z
diff --git a/modules/videoio/src/cap_v4l.cpp b/modules/videoio/src/cap_v4l.cpp
@@ -460,18 +460,18 @@ static int autosetup_capture_mode_v4l2(CvCaptureCAM_V4L* capture) {
     }
     __u32 try_order[] = {
             V4L2_PIX_FMT_BGR24,
+            V4L2_PIX_FMT_RGB24,
             V4L2_PIX_FMT_YVU420,
             V4L2_PIX_FMT_YUV411P,
-#ifdef HAVE_JPEG
-            V4L2_PIX_FMT_MJPEG,
-            V4L2_PIX_FMT_JPEG,
-#endif
             V4L2_PIX_FMT_YUYV,
             V4L2_PIX_FMT_UYVY,
-            V4L2_PIX_FMT_SN9C10X,
             V4L2_PIX_FMT_SBGGR8,
             V4L2_PIX_FMT_SGBRG8,
-            V4L2_PIX_FMT_RGB24,
+            V4L2_PIX_FMT_SN9C10X,
+#ifdef HAVE_JPEG
+            V4L2_PIX_FMT_MJPEG,
+            V4L2_PIX_FMT_JPEG,
+#endif
             V4L2_PIX_FMT_Y16
     };
 
