Standalone denoiser (off by default).

webrtc/modules/video_processing/util/skin_detection.h

Index: webrtc/modules/video_processing/util/skin_detection.h
diff --git a/webrtc/modules/video_processing/util/skin_detection.h b/webrtc/modules/video_processing/util/skin_detection.h
new file mode 100755
index 0000000000000000000000000000000000000000..a956ab9de25e372790169ca28272511283823d87
--- /dev/null
+++ b/webrtc/modules/video_processing/util/skin_detection.h
@@ -0,0 +1,29 @@
+/*
+ *  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 {
+
+typedef unsigned char uint8_t;
+bool video_skin_pixel(const uint8_t* y_src,

[stefan-webrtc, 2015/11/23 10:12:53]

VideoSkinPixel or maybe PixelHasSkinColor?

[jackychen, 2015/11/23 19:45:00]

Done.

+                      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);
+int evaluate_skin_color_difference(int cb, int cr);

[stefan-webrtc, 2015/11/23 10:12:53]

EvaluateSkinColorDifference

[stefan-webrtc, 2015/11/23 10:12:53]

Is this function used outside of skin_detection.cc? Otherwise make it static
within the .cc file and remove from here.

[jackychen, 2015/11/23 19:44:59]

Done.

[jackychen, 2015/11/23 19:44:59]

Done.

+
+}  // namespace webrtc
+
+#endif  // WEBRTC_MODULES_VIDEO_PROCESSING_UTIL_SKIN_DETECTION_H_