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_encoder.h" 17 18 #ifdef __cplusplus 19 extern "C" { 20 #endif 21 22 void vp9_enable_segmentation(struct segmentation *seg); 23 void vp9_disable_segmentation(struct segmentation *seg); 24 25 void vp9_disable_segfeature(struct segmentation *seg, 26 int segment_id, 27 SEG_LVL_FEATURES feature_id); 28 void vp9_clear_segdata(struct segmentation *seg, 29 int segment_id, 30 SEG_LVL_FEATURES feature_id); 31 32 // The values given for each segment can be either deltas (from the default 33 // value chosen for the frame) or absolute values. 34 // 35 // Valid range for abs values is (0-127 for MB_LVL_ALT_Q), (0-63 for 36 // SEGMENT_ALT_LF) 37 // Valid range for delta values are (+/-127 for MB_LVL_ALT_Q), (+/-63 for 38 // SEGMENT_ALT_LF) 39 // 40 // abs_delta = SEGMENT_DELTADATA (deltas) abs_delta = SEGMENT_ABSDATA (use 41 // the absolute values given). 42 void vp9_set_segment_data(struct segmentation *seg, signed char *feature_data, 43 unsigned char abs_delta); 44 45 void vp9_choose_segmap_coding_method(VP9_COMMON *cm, MACROBLOCKD *xd); 46 47 void vp9_reset_segment_features(struct segmentation *seg); 48 49 #ifdef __cplusplus 50 } // extern "C" 51 #endif 52 53 #endif // VP9_ENCODER_VP9_SEGMENTATION_H_ 54
