libvpx: Pull from upstream

source/libvpx/vpx/vp8cx.h

 /*
  *  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.
  */
 #ifndef VPX_VP8CX_H_
@@ skipping 490 matching lines @@
    *                     2 = BT_709
    *                     3 = SMPTE_170
    *                     4 = SMPTE_240
    *                     5 = BT_2020
    *                     6 = RESERVED
    *                     7 = SRGB
    *
    * Supported in codecs: VP9
    */
   VP9E_SET_COLOR_SPACE,
+
+  /*!\brief Codec control function to get an Active map back from the encoder.
+   *
+   * Supported in codecs: VP9
+   */
+  VP9E_GET_ACTIVEMAP,
 };
 
 /*!\brief vpx 1-D scaling mode
  *
  * This set of constants define 1-D vpx scaling modes
  */
 typedef enum vpx_scaling_mode_1d {
   VP8E_NORMAL      = 0,
   VP8E_FOURFIVE    = 1,
   VP8E_THREEFIVE   = 2,
@@ skipping 163 matching lines @@
 
 VPX_CTRL_USE_TYPE(VP9E_SET_AQ_MODE, unsigned int)
 
 VPX_CTRL_USE_TYPE(VP9E_SET_FRAME_PERIODIC_BOOST, unsigned int)
 
 VPX_CTRL_USE_TYPE(VP9E_SET_NOISE_SENSITIVITY,  unsigned int)
 
 VPX_CTRL_USE_TYPE(VP9E_SET_TUNE_CONTENT, int) /* vp9e_tune_content */
 
 VPX_CTRL_USE_TYPE(VP9E_SET_COLOR_SPACE, int)
+
+VPX_CTRL_USE_TYPE(VP9E_GET_ACTIVEMAP, vpx_active_map_t *)
 /*! @} - end defgroup vp8_encoder */
 #ifdef __cplusplus
 }  // extern "C"
 #endif
 
 #endif  // VPX_VP8CX_H_