clamp size to ximage size for ecore_x_image_get to prevent BadMatch errors

ChangeLog

@@ -1,3 +1,7 @@
+2013-07-15  Mike Blumenkrantz
+
+        * Ecore-X: fix BadMatch errors in ecore_x_image_get when requested size was larger than XImage size
+
 2013-07-15  Cedric Bail
 
 	* Eet: Add support for EET_T_VALUE to serialize Eina_Value pointer.

NEWS

@@ -342,6 +342,7 @@ Fixes:
      - Fix alpha set function not clear sync counter.
      - Fix selection parser to not overrun buffer read by using longs on 64bit.
      - Fix x11 selection trailing nul byte in text.
+     - Fix BadMatch errors in ecore_x_image_get when requested size was larger than XImage size
     * Ecore_Wayland:
      - Fix return type of function ecore_wl_outputs_get().
     * Ecore_Input_Evas:

src/lib/ecore_x/xcb/ecore_xcb_image.c

@@ -96,8 +96,8 @@ ecore_x_image_get(Ecore_X_Image   *im,
           {
              im->xim->data = (uint8_t *)im->data + (im->xim->stride * sy) +
                (sx * im->bpp);
-             im->xim->width = w;
-             im->xim->height = h;
+             im->xim->width = MIN(w, im->w);
+             im->xim->height = MIN(h, im->h);
 
              ecore_x_grab();
              if (!xcb_image_shm_get(_ecore_xcb_conn, draw, im->xim,

src/lib/ecore_x/xlib/ecore_x_image.c

@@ -293,8 +293,8 @@ ecore_x_image_get(Ecore_X_Image *im,
           {
              im->xim->data = (char *)
                im->data + (im->xim->bytes_per_line * sy) + (sx * im->bpp);
-             im->xim->width = w;
-             im->xim->height = h;
+             im->xim->width = MIN(w, im->w);
+             im->xim->height = MIN(h, im->h);
              XGrabServer(_ecore_x_disp);
              if (!XShmGetImage(_ecore_x_disp, draw, im->xim, x, y, 0xffffffff))
                ret = EINA_FALSE;