libvpx: Pull from upstream

source/libvpx/vpxenc.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 738 matching lines @@
   if (input->detect.buf_read == 4
       && file_is_y4m(input->detect.buf)) {
     if (y4m_input_open(&input->y4m, input->file, input->detect.buf, 4,
                        input->only_i420) >= 0) {
       input->file_type = FILE_TYPE_Y4M;
       input->width = input->y4m.pic_w;
       input->height = input->y4m.pic_h;
       input->framerate.numerator = input->y4m.fps_n;
       input->framerate.denominator = input->y4m.fps_d;
       input->fmt = input->y4m.vpx_fmt;
+      input->bit_depth = input->y4m.bit_depth;
     } else
       fatal("Unsupported Y4M stream.");
   } else if (input->detect.buf_read == 4 && fourcc_is_ivf(input->detect.buf)) {
     fatal("IVF is not supported as input.");
   } else {
     input->file_type = FILE_TYPE_RAW;
   }
 }
 
 
@@ skipping 757 matching lines @@
 
   exec_name = argv_[0];
 
   if (argc < 3)
     usage_exit();
 
   /* Setup default input stream settings */
   input.framerate.numerator = 30;
   input.framerate.denominator = 1;
   input.only_i420 = 1;
+  input.bit_depth = 0;
 
   /* First parse the global configuration values, because we want to apply
    * other parameters on top of the default configuration provided by the
    * codec.
    */
   argv = argv_dup(argc - 1, argv_ + 1);
   parse_global_config(&global, argv);
 
   input.fmt = global.use_i420 ? VPX_IMG_FMT_I420 : VPX_IMG_FMT_YV12;
 
@@ skipping 257 matching lines @@
       }
       fclose(f);
     });
 #endif
 
   vpx_img_free(&raw);
   free(argv);
   free(streams);
   return res ? EXIT_FAILURE : EXIT_SUCCESS;
 }