diff -ru a/gui.c b/gui.c
--- a/gui.c	2006-02-07 19:16:39.000000000 +0100
+++ b/gui.c	2008-06-09 20:01:29.000000000 +0200
@@ -28,6 +28,7 @@
 #include <sys/stat.h>
 #include <sys/file.h>
 #include <string.h>
+#include <SDL/SDL.h>
 
 #include "gui.h"
 #include "utils.h"
@@ -80,7 +81,7 @@
     return 0;
 }
 
-int creatButt(int width, int height)
+int creatButt(int width, int height, int sdl_format)
 {
     int wOrg = 0;
     int hOrg = 0;
@@ -89,7 +90,8 @@
 	printf(" alloc jpeg Button fail !!\n");
 	goto err;
     }
-    YUYVbutt = (unsigned char *) calloc(1, width * height << 1);
+    size_t size = width * height << 1;
+    YUYVbutt = (unsigned char *) calloc(1, size);
     if (!YUYVbutt) {
 	printf(" alloc Button fail !!\n");
 	goto err;
@@ -99,6 +101,16 @@
 	printf(" resize Button fail !!\n");
 	goto err;
     }
+    if (sdl_format == SDL_UYVY_OVERLAY) {
+	// byte swap
+	int i;
+        char tmp;
+	for (i=0; i<size; i++) {
+		tmp = YUYVbutt[i];
+		YUYVbutt[i++] = YUYVbutt[i];
+		YUYVbutt[i] = tmp;
+	}
+    } 
     return 0;
   err:
     exit(0);
diff -ru a/gui.h b/gui.h
--- a/gui.h	2006-07-06 15:16:49.000000000 +0200
+++ b/gui.h	2008-06-09 20:00:53.000000000 +0200
@@ -23,5 +23,5 @@
 
 extern unsigned char *YUYVbutt;
 
-int creatButt(int width, int height);
+int creatButt(int width, int height, int sdl_format);
 int destroyButt(void);
diff -ru a/luvcview.c b/luvcview.c
--- a/luvcview.c	2007-05-12 12:03:14.000000000 +0200
+++ b/luvcview.c	2008-06-09 19:39:14.000000000 +0200
@@ -220,6 +220,7 @@
     const char *videodevice = NULL;
     const char *mode = NULL;
     int format = V4L2_PIX_FMT_MJPEG;
+    int sdl_format = SDL_YUY2_OVERLAY;
     int i;
     int grabmethod = 1;
     int width = 320;
@@ -269,6 +270,10 @@
 	    if (strncmp(mode, "yuv", 3) == 0) {
 		format = V4L2_PIX_FMT_YUYV;
 
+		} else if (strncmp(mode, "uyvy", 4) == 0) {
+		format = V4L2_PIX_FMT_UYVY;
+		sdl_format = SDL_UYVY_OVERLAY;
+
 	    } else if (strncmp(mode, "jpg", 3) == 0) {
 		format = V4L2_PIX_FMT_MJPEG;
 
@@ -345,7 +350,7 @@
 	    printf("-d	/dev/videoX       use videoX device\n");
 	    printf("-g	use read method for grab instead mmap \n");
 	    printf("-w	disable SDL hardware accel. \n");
-	    printf("-f	video format  default jpg  others options are yuv jpg \n");
+	    printf("-f	video format  default jpg  others options are yuv uyvy jpg \n");
 	    printf("-i	fps           use specified frame interval \n");
 	    printf("-s	widthxheight      use specified input size \n");
 	    printf("-c	enable raw frame capturing for the first frame\n");
@@ -447,7 +452,7 @@
 
     overlay =
 	SDL_CreateYUVOverlay(videoIn->width, videoIn->height + 32,
-			     SDL_YUY2_OVERLAY, pscreen);
+			     sdl_format, pscreen);
     p = (unsigned char *) overlay->pixels[0];
     drect.x = 0;
     drect.y = 0;
@@ -466,7 +471,7 @@
 initLut();
     SDL_WM_SetCaption(title_act[A_VIDEO].title, NULL);
     lasttime = SDL_GetTicks();
-    creatButt(videoIn->width, 32);
+    creatButt(videoIn->width, 32, sdl_format);
     SDL_LockYUVOverlay(overlay);
     memcpy(p + (videoIn->width * (videoIn->height) * 2), YUYVbutt,
 	   videoIn->width * 64);
diff -ru a/v4l2uvc.c b/v4l2uvc.c
--- a/v4l2uvc.c	2007-05-08 17:39:40.000000000 +0200
+++ b/v4l2uvc.c	2008-06-09 19:20:47.000000000 +0200
@@ -125,6 +125,7 @@
 							   8) * 2);
 	break;
     case V4L2_PIX_FMT_YUYV:
+    case V4L2_PIX_FMT_UYVY:
 	vd->framebuffer =
 	    (unsigned char *) calloc(1, (size_t) vd->framesizeIn);
 	break;
@@ -572,6 +573,7 @@
 	    printf("bytes in used %d \n", vd->buf.bytesused);
 	break;
     case V4L2_PIX_FMT_YUYV:
+    case V4L2_PIX_FMT_UYVY:
 	if (vd->buf.bytesused > vd->framesizeIn)
 	    memcpy(vd->framebuffer, vd->mem[vd->buf.index],
 		   (size_t) vd->framesizeIn);