libvpx: Pull from upstream

source/libvpx/vpx/vp8dx.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.
  */
 
@@ skipping 88 matching lines @@
   /** control function to invert the decoding order to from right to left. The
    * function is used in a test to confirm the decoding independence of tile
    * columns. The function may be used in application where this order
    * of decoding is desired.
    *
    * TODO(yaowu): Rework the unit test that uses this control, and in a future
    *              release, this test-only control shall be removed.
    */
   VP9_INVERT_TILE_DECODE_ORDER,
 
+  /** control function to set the skip loop filter flag. Valid values are
+   * integers. The decoder will skip the loop filter when its value is set to
+   * nonzero. If the loop filter is skipped the decoder may accumulate decode
+   * artifacts. The default value is 0.
+   */
+  VP9_SET_SKIP_LOOP_FILTER,
+
   VP8_DECODER_CTRL_ID_MAX
 };
 
 /** Decrypt n bytes of data from input -> output, using the decrypt_state
  *  passed in VPXD_SET_DECRYPTOR.
  */
 typedef void (*vpx_decrypt_cb)(void *decrypt_state, const unsigned char *input,
                                unsigned char *output, int count);
 
 /*!\brief Structure to hold decryption state
@@ skipping 31 matching lines @@
 VPX_CTRL_USE_TYPE(VP9D_GET_FRAME_SIZE,          int *)
 VPX_CTRL_USE_TYPE(VP9_INVERT_TILE_DECODE_ORDER, int)
 
 /*! @} - end defgroup vp8_decoder */
 
 #ifdef __cplusplus
 }  // extern "C"
 #endif
 
 #endif  // VPX_VP8DX_H_