AOMedia AV1 Codec
var_based_part.h
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/*
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* Copyright (c) 2016, Alliance for Open Media. All rights reserved
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*
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* This source code is subject to the terms of the BSD 2 Clause License and
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* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
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* was not distributed with this source code in the LICENSE file, you can
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* obtain it at www.aomedia.org/license/software. If the Alliance for Open
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* Media Patent License 1.0 was not distributed with this source code in the
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* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
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*/
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#ifndef AOM_AV1_ENCODER_VAR_BASED_PART_H_
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#define AOM_AV1_ENCODER_VAR_BASED_PART_H_
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#include <stdio.h>
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#include "config/aom_config.h"
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#include "config/aom_dsp_rtcd.h"
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#include "config/av1_rtcd.h"
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#include "
av1/encoder/encoder.h
"
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#ifdef __cplusplus
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extern
"C"
{
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#endif
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#define QINDEX_LOW_THR \
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200 // Use low qindex variance partition thresholds when qindex is below this
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// threshold
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#define QINDEX_HIGH_THR \
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220 // Use high qindex variance partition thresholds when qindex is above
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// this threshold
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#define QINDEX_LARGE_BLOCK_THR \
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100 // Use increased thresholds for midres for speed 9 when qindex is above
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// this threshold
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void
av1_set_variance_partition_thresholds
(
AV1_COMP
*cpi,
int
q,
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int
content_lowsumdiff);
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int
av1_choose_var_based_partitioning
(
AV1_COMP
*cpi,
const
TileInfo *
const
tile,
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ThreadData *td,
MACROBLOCK
*x,
int
mi_row,
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int
mi_col);
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// Read out the block's temporal variance for 64x64 SB case.
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int
av1_get_force_skip_low_temp_var_small_sb(
const
uint8_t *variance_low,
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int
mi_row,
int
mi_col,
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BLOCK_SIZE bsize);
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// Read out the block's temporal variance for 128x128 SB case.
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int
av1_get_force_skip_low_temp_var(
const
uint8_t *variance_low,
int
mi_row,
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int
mi_col, BLOCK_SIZE bsize);
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#ifdef __cplusplus
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}
// extern "C"
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#endif
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#endif // AOM_AV1_ENCODER_VAR_BASED_PART_H_
encoder.h
Declares top-level encoder structures and functions.
AV1_COMP
Top level encoder structure.
Definition:
encoder.h:2632
av1_choose_var_based_partitioning
int av1_choose_var_based_partitioning(AV1_COMP *cpi, const TileInfo *const tile, ThreadData *td, MACROBLOCK *x, int mi_row, int mi_col)
Variance based partition selection.
av1_set_variance_partition_thresholds
void av1_set_variance_partition_thresholds(AV1_COMP *cpi, int q, int content_lowsumdiff)
Set the thresholds for variance based partition.
macroblock
Encoder's parameters related to the current coding block.
Definition:
block.h:778
av1
encoder
var_based_part.h
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