1 /* 2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 12 #ifndef VP9_ENCODER_VP9_SEGMENTATION_H_ 13 #define VP9_ENCODER_VP9_SEGMENTATION_H_ 14 15 #include "vp9/common/vp9_blockd.h" 16 #include "vp9/encoder/vp9_onyx_int.h" 17 18 void vp9_enable_segmentation(VP9_PTR ptr); 19 void vp9_disable_segmentation(VP9_PTR ptr); 20 21 // Valid values for a segment are 0 to 3 22 // Segmentation map is arrange as [Rows][Columns] 23 void vp9_set_segmentation_map(VP9_PTR ptr, unsigned char *segmentation_map); 24 25 // The values given for each segment can be either deltas (from the default 26 // value chosen for the frame) or absolute values. 27 // 28 // Valid range for abs values is (0-127 for MB_LVL_ALT_Q), (0-63 for 29 // SEGMENT_ALT_LF) 30 // Valid range for delta values are (+/-127 for MB_LVL_ALT_Q), (+/-63 for 31 // SEGMENT_ALT_LF) 32 // 33 // abs_delta = SEGMENT_DELTADATA (deltas) abs_delta = SEGMENT_ABSDATA (use 34 // the absolute values given). 35 void vp9_set_segment_data(VP9_PTR ptr, signed char *feature_data, 36 unsigned char abs_delta); 37 38 void vp9_choose_segmap_coding_method(VP9_COMP *cpi); 39 40 #endif // VP9_ENCODER_VP9_SEGMENTATION_H_ 41
