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#ifdef __cplusplus 19extern "C" { 20#endif 21 22void vp9_enable_segmentation(struct segmentation *seg); 23void vp9_disable_segmentation(struct segmentation *seg); 24 25void vp9_disable_segfeature(struct segmentation *seg, 26 int segment_id, 27 SEG_LVL_FEATURES feature_id); 28void vp9_clear_segdata(struct segmentation *seg, 29 int segment_id, 30 SEG_LVL_FEATURES feature_id); 31// Valid values for a segment are 0 to 3 32// Segmentation map is arrange as [Rows][Columns] 33void vp9_set_segmentation_map(VP9_COMP *cpi, unsigned char *segmentation_map); 34 35// The values given for each segment can be either deltas (from the default 36// value chosen for the frame) or absolute values. 37// 38// Valid range for abs values is (0-127 for MB_LVL_ALT_Q), (0-63 for 39// SEGMENT_ALT_LF) 40// Valid range for delta values are (+/-127 for MB_LVL_ALT_Q), (+/-63 for 41// SEGMENT_ALT_LF) 42// 43// abs_delta = SEGMENT_DELTADATA (deltas) abs_delta = SEGMENT_ABSDATA (use 44// the absolute values given). 45void vp9_set_segment_data(struct segmentation *seg, signed char *feature_data, 46 unsigned char abs_delta); 47 48void vp9_choose_segmap_coding_method(VP9_COMP *cpi); 49 50void vp9_reset_segment_features(struct segmentation *seg); 51 52#ifdef __cplusplus 53} // extern "C" 54#endif 55 56#endif // VP9_ENCODER_VP9_SEGMENTATION_H_ 57