Skinmap improvement.

webrtc/modules/video_processing/util/skin_detection.h

 /*
  *  Copyright (c) 2015 The WebRTC 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 WEBRTC_MODULES_VIDEO_PROCESSING_UTIL_SKIN_DETECTION_H_
 #define WEBRTC_MODULES_VIDEO_PROCESSING_UTIL_SKIN_DETECTION_H_
 
 namespace webrtc {
 
+#define MODEL_MODE 0
+
 typedef unsigned char uint8_t;
 bool MbHasSkinColor(const uint8_t* y_src,
                     const uint8_t* u_src,
                     const uint8_t* v_src,
                     const int stride_y,
                     const int stride_u,
                     const int stride_v,
                     const int mb_row,
                     const int mb_col);
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_MODULES_VIDEO_PROCESSING_UTIL_SKIN_DETECTION_H_