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 #ifndef VP9_ENCODER_VP9_SEGMENTATION_H_ 12 #define VP9_ENCODER_VP9_SEGMENTATION_H_ 13 14 #include "vp9/common/vp9_blockd.h" 15 #include "vp9/encoder/vp9_encoder.h" 16 17 #ifdef __cplusplus 18 extern "C" { 19 #endif 20 21 void vp9_enable_segmentation(struct segmentation *seg); 22 void vp9_disable_segmentation(struct segmentation *seg); 23 24 void vp9_disable_segfeature(struct segmentation *seg, int segment_id, 25 SEG_LVL_FEATURES feature_id); 26 void vp9_clear_segdata(struct segmentation *seg, int segment_id, 27 SEG_LVL_FEATURES feature_id); 28 29 // The values given for each segment can be either deltas (from the default 30 // value chosen for the frame) or absolute values. 31 // 32 // Valid range for abs values is (0-127 for MB_LVL_ALT_Q), (0-63 for 33 // SEGMENT_ALT_LF) 34 // Valid range for delta values are (+/-127 for MB_LVL_ALT_Q), (+/-63 for 35 // SEGMENT_ALT_LF) 36 // 37 // abs_delta = SEGMENT_DELTADATA (deltas) abs_delta = SEGMENT_ABSDATA (use 38 // the absolute values given). 39 void vp9_set_segment_data(struct segmentation *seg, signed char *feature_data, 40 unsigned char abs_delta); 41 42 void vp9_choose_segmap_coding_method(VP9_COMMON *cm, MACROBLOCKD *xd); 43 44 void vp9_reset_segment_features(struct segmentation *seg); 45 46 #ifdef __cplusplus 47 } // extern "C" 48 #endif 49 50 #endif // VP9_ENCODER_VP9_SEGMENTATION_H_ 51