ref: f9efbad392f001c59a38733f61e53611348f7fc5
dir: /vp9/encoder/vp9_segmentation.h/
/*
* Copyright (c) 2010 The WebM 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 VP9_ENCODER_VP9_SEGMENTATION_H_
#define VP9_ENCODER_VP9_SEGMENTATION_H_
#include "vp9/common/vp9_blockd.h"
#include "vp9/encoder/vp9_encoder.h"
#ifdef __cplusplus
extern "C" {
#endif
void vp9_enable_segmentation(struct segmentation *seg);
void vp9_disable_segmentation(struct segmentation *seg);
void vp9_disable_segfeature(struct segmentation *seg, int segment_id,
SEG_LVL_FEATURES feature_id);
void vp9_clear_segdata(struct segmentation *seg, int segment_id,
SEG_LVL_FEATURES feature_id);
// The values given for each segment can be either deltas (from the default
// value chosen for the frame) or absolute values.
//
// Valid range for abs values is (0-127 for MB_LVL_ALT_Q), (0-63 for
// SEGMENT_ALT_LF)
// Valid range for delta values are (+/-127 for MB_LVL_ALT_Q), (+/-63 for
// SEGMENT_ALT_LF)
//
// abs_delta = SEGMENT_DELTADATA (deltas) abs_delta = SEGMENT_ABSDATA (use
// the absolute values given).
void vp9_set_segment_data(struct segmentation *seg, signed char *feature_data,
unsigned char abs_delta);
void vp9_choose_segmap_coding_method(VP9_COMMON *cm, MACROBLOCKD *xd);
void vp9_reset_segment_features(struct segmentation *seg);
#ifdef __cplusplus
} // extern "C"
#endif
#endif // VP9_ENCODER_VP9_SEGMENTATION_H_