57 lines
1.9 KiB
C
57 lines
1.9 KiB
C
/*
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* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef VP9_ENCODER_VP9_SEGMENTATION_H_
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#define VP9_ENCODER_VP9_SEGMENTATION_H_
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#include "vp9/common/vp9_blockd.h"
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#include "vp9/encoder/vp9_onyx_int.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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void vp9_enable_segmentation(VP9_PTR ptr);
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void vp9_disable_segmentation(VP9_PTR ptr);
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void vp9_disable_segfeature(struct segmentation *seg,
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int segment_id,
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SEG_LVL_FEATURES feature_id);
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void vp9_clear_segdata(struct segmentation *seg,
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int segment_id,
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SEG_LVL_FEATURES feature_id);
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// Valid values for a segment are 0 to 3
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// Segmentation map is arrange as [Rows][Columns]
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void vp9_set_segmentation_map(VP9_PTR ptr, unsigned char *segmentation_map);
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// The values given for each segment can be either deltas (from the default
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// value chosen for the frame) or absolute values.
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//
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// Valid range for abs values is (0-127 for MB_LVL_ALT_Q), (0-63 for
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// SEGMENT_ALT_LF)
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// Valid range for delta values are (+/-127 for MB_LVL_ALT_Q), (+/-63 for
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// SEGMENT_ALT_LF)
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//
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// abs_delta = SEGMENT_DELTADATA (deltas) abs_delta = SEGMENT_ABSDATA (use
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// the absolute values given).
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void vp9_set_segment_data(VP9_PTR ptr, signed char *feature_data,
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unsigned char abs_delta);
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void vp9_choose_segmap_coding_method(VP9_COMP *cpi);
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void vp9_reset_segment_features(struct segmentation *seg);
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // VP9_ENCODER_VP9_SEGMENTATION_H_
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