libvpx: Pull from upstream

source/libvpx/vpxdec.c

 /*
  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 855 matching lines @@
             } else {
               display_width = display_size[0];
               display_height = display_size[1];
             }
           }
           scaled_img = vpx_img_alloc(NULL, VPX_IMG_FMT_I420, display_width,
                                      display_height, 16);
         }
 
         if (img->d_w != scaled_img->d_w || img->d_h != scaled_img->d_h) {
+#if CONFIG_LIBYUV
           vpx_image_scale(img, scaled_img, kFilterBox);
           img = scaled_img;
+#else
+          fprintf(stderr, "Failed  to scale output frame: %s.\n"
+                  "Scaling is disabled in this configuration. "
+                  "To enable scaling, configure with --enable-libyuv\n",
+                  vpx_codec_error(&decoder));
+          return EXIT_FAILURE;
+#endif
         }
       }
 
       if (single_file) {
         if (use_y4m) {
           char buf[Y4M_BUFFER_SIZE] = {0};
           size_t len = 0;
           if (frame_out == 1) {
             // Y4M file header
             len = y4m_write_file_header(buf, sizeof(buf),
@@ skipping 101 matching lines @@
     if (arg_match(&arg, &looparg, argi)) {
       loops = arg_parse_uint(&arg);
       break;
     }
   }
   free(argv);
   for (i = 0; !error && i < loops; i++)
     error = main_loop(argc, argv_);
   return error;
 }