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550 lines
15 KiB
550 lines
15 KiB
/******************************************************************************
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*
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* Copyright (C) 2012 Ittiam Systems Pvt Ltd, Bangalore
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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/**
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*******************************************************************************
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* @file
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* ihevc_common_tables.c
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*
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* @brief
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* Contains common global tables
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*
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* @author
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* Harish M
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*
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* @par List of Tables:
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* gai4_ihevc_max_luma_pic_size
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* gai4_ihevc_max_wd_ht
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* gai4_ihevc_min_wd_ht
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* gai4_ihevc_ang_table
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* col_for_intra_luma
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* col_for_intra_chroma
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* idx_neg_vals_3_9
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* idx_neg_idx_3_9
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* idx_neg_idx_chroma_3_9
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* idx_neg_idx_11_17
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* idx_neg_idx_chroma_11_17
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* gai4_ihevc_inv_ang_table
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* gau1_ihevc_invscan8x8
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* gau1_ihevc_invscan4x4
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* gau1_ihevc_invscan2x2
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* gau1_ihevc_scan8x8
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* gau1_ihevc_scan4x4
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* gau1_ihevc_scan2x2
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* *gapv_ihevc_scan
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* *gapv_ihevc_invscan
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* gau1_ihevc_chroma_qp_scale
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* gai1_ihevc_chroma_qp_scale
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* gau1_ihevc_planar_factor
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* gau1_ihevc_planar_factor_1
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* gai4_ihevc_ang_table_chroma
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* gai4_ihevc_inv_ang_table_chroma
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* gau1_ihevc_planar_factor_chroma
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* gau1_intra_pred_ref_filter
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* gi1_table_edge_idx
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* gu1_table_band_idx
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* gu2_table_band_idx
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*
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* @remarks
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* None
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*
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*******************************************************************************
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*/
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#include "ihevc_typedefs.h"
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#include "ihevc_platform_macros.h"
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#include "ihevc_common_tables.h"
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/*****************************************************************************/
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/* Level specific tables */
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/*****************************************************************************/
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/**
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* Array giving size of max luma samples in a picture for a given level
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*/
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const WORD32 gai4_ihevc_max_luma_pic_size[] =
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{
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/* Level 1 */
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36864,
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/* Level 2 */
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122880,
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/* Level 2.1 */
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245760,
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/* Level 3 */
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552960,
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/* Level 3.1 */
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983040,
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/* Level 4 */
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2228224,
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/* Level 4.1 */
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2228224,
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/* Level 5 */
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8912896,
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/* Level 5.1 */
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8912896,
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/* Level 5.2 */
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8912896,
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/* Level 6 */
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33423360,
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/* Level 6.1 */
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33423360,
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/* Level 6.2 */
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33423360
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};
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/** Max width and height allowed for a given level */
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/** This is derived as SQRT(8 * gai4_ihevc_max_luma_pic_size[]) */
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const WORD32 gai4_ihevc_max_wd_ht[] =
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{
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/* Level 1 */
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543,
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/* Level 2 */
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991,
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/* Level 2.1 */
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1402,
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/* Level 3 */
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2103,
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/* Level 3.1 */
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2804,
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/* Level 4 */
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4222,
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/* Level 4.1 */
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4222,
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/* Level 5 */
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8444,
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/* Level 5.1 */
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8444,
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/* Level 5.2 */
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8444,
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/* Level 6 */
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16888,
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/* Level 6.1 */
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16888,
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/* Level 6.2 */
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16888
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};
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/** Min width and height allowed for a given level */
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/** This is derived as gai4_ihevc_max_luma_pic_size[]/gai4_ihevc_max_wd_ht[] */
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const WORD32 gai4_ihevc_min_wd_ht[] =
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{
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/* Level 1 */
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67,
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/* Level 2 */
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123,
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/* Level 2.1 */
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175,
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/* Level 3 */
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262,
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/* Level 3.1 */
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350,
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/* Level 4 */
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527,
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/* Level 4.1 */
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527,
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/* Level 5 */
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1055,
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/* Level 5.1 */
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1055,
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/* Level 5.2 */
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1055,
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/* Level 6 */
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2111,
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/* Level 6.1 */
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2111,
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/* Level 6.2 */
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2111
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};
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/*****************************************************************************/
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/* Intra prediction tables */
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/*****************************************************************************/
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/**
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* Intra pred angles
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*/
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/* g_ang_table = tan(actual angle) in Q5 format for all 33 modes */
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const WORD32 gai4_ihevc_ang_table[35] =
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{ 0, 0, 32, 26, 21, 17, 13, 9, 5, 2, 0, -2, -5, -9, -13, -17, -21, -26, -32,
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-26, -21, -17, -13, -9, -5, -2, 0, 2, 5, 9, 13, 17, 21, 26, 32 };
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const WORD8 col_for_intra_luma[32] =
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{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28,
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29, 30, 31, 32 };
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const WORD8 col_for_intra_chroma[32] =
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{ 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14, 14, 15, 15, 16, 16 };
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const WORD8 idx_neg_vals_3_9[7] =
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{ 26, 21, 17, 13, 9, 5, 2 };
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const WORD32 idx_neg_idx_3_9[28] =
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{ 6, 13, 19, 26, 5, 10, 15, 21, 4, 8, 12, 17, 3, 6, 9, 13, 2, 4, 6, 9,
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1, 2, 3, 5, 0, 0, 1, 2 };
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const WORD32 idx_neg_idx_chroma_3_9[28] =
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{ 3, 6, 9, 13,
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2, 5, 7, 10,
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2, 4, 6, 8,
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1, 3, 4, 6,
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1, 2, 3, 4,
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0, 1, 1, 2,
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0, 0, 0, 1 };
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const WORD32 idx_neg_idx_11_17[28] =
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{ -1, -1, -2, -2, -2, -3, -4, -5, -3, -5, -7, -9, -4, -7, -10, -13, -5, -9, -13, -17, -6, -11,
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-16, -21, -7, -13, -20, -26 };
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const WORD32 idx_neg_idx_chroma_11_17[28] =
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{ -1, -1, -1, -1,
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-1, -2, -2, -3,
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-2, -3, -4, -5,
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-2, -4, -5, -7,
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-3, -5, -7, -9,
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-3, -6, -8, -11,
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-4, -7, -10, -13 };
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/**
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* Intra pred inverse angles
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*/
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/* g_invAngTable = Inverse angle in Q5 format, required for negative angles */
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const WORD32 gai4_ihevc_inv_ang_table[14] =
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{ 4096, 1638, 910, 630, 482, 390, 315, 315, 390, 482, 630, 910, 1638, 4096 };
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/*****************************************************************************/
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/* Scan matrices */
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/*****************************************************************************/
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/**
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* Inverse Scan matrix for 8x8 Section 6.5.3
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*/
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const UWORD8 gau1_ihevc_invscan8x8[][64] =
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{
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/* Upright diagonal */
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{
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0, 8, 1, 16, 9, 2, 24, 17,
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10, 3, 32, 25, 18, 11, 4, 40,
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33, 26, 19, 12, 5, 48, 41, 34,
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27, 20, 13, 6, 56, 49, 42, 35,
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28, 21, 14, 7, 57, 50, 43, 36,
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29, 22, 15, 58, 51, 44, 37, 30,
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23, 59, 52, 45, 38, 31, 60, 53,
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46, 39, 61, 54, 47, 62, 55, 63
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},
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/* Horizontal */
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{
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0, 1, 2, 3, 4, 5, 6, 7,
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8, 9, 10, 11, 12, 13, 14, 15,
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16, 17, 18, 19, 20, 21, 22, 23,
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24, 25, 26, 27, 28, 29, 30, 31,
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32, 33, 34, 35, 36, 37, 38, 39,
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40, 41, 42, 43, 44, 45, 46, 47,
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48, 49, 50, 51, 52, 53, 54, 55,
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56, 57, 58, 59, 60, 61, 62, 63
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},
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/* Vertical */
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{
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0, 8, 16, 24, 32, 40, 48, 56,
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1, 9, 17, 25, 33, 41, 49, 57,
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2, 10, 18, 26, 34, 42, 50, 58,
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3, 11, 19, 27, 35, 43, 51, 59,
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4, 12, 20, 28, 36, 44, 52, 60,
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5, 13, 21, 29, 37, 45, 53, 61,
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6, 14, 22, 30, 38, 46, 54, 62,
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7, 15, 23, 31, 39, 47, 55, 63
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}
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};
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/**
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* Inverse Scan matrix for 4x4 Section 6.5.3
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*/
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const UWORD8 gau1_ihevc_invscan4x4[][16] =
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{
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/* Upright diagonal */
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{
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0, 4, 1, 8,
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5, 2, 12, 9,
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6, 3, 13, 10,
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7, 14, 11, 15
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},
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/* Horizontal */
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{
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0, 1, 2, 3,
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4, 5, 6, 7,
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8, 9, 10, 11,
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12, 13, 14, 15
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},
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/* Vertical */
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{
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0, 4, 8, 12,
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1, 5, 9, 13,
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2, 6, 10, 14,
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3, 7, 11, 15
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}
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};
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/**
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* Inverse Scan matrix for 4x4 Section 6.5.3
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*/
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const UWORD8 gau1_ihevc_invscan2x2[][4] =
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{
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/* Upright diagonal */
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{
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0, 2,
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1, 3
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},
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/* Horizontal */
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{
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0, 1,
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2, 3
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},
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/* Vertical */
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{
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0, 2,
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1, 3,
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}
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};
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/**
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* Scan matrix for 8x8 Section 6.5.3
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*/
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const UWORD8 gau1_ihevc_scan8x8[][64] =
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{
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/* Upright diagonal */
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{
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0, 2, 5, 9, 14, 20, 27, 35,
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1, 4, 8, 13, 19, 26, 34, 42,
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3, 7, 12, 18, 25, 33, 41, 48,
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6, 11, 17, 24, 32, 40, 47, 53,
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10, 16, 23, 31, 39, 46, 52, 57,
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15, 22, 30, 38, 45, 51, 56, 60,
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21, 29, 37, 44, 50, 55, 59, 62,
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28, 36, 43, 49, 54, 58, 61, 63
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},
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/* Horizontal */
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{
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0, 1, 2, 3, 4, 5, 6, 7,
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8, 9, 10, 11, 12, 13, 14, 15,
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16, 17, 18, 19, 20, 21, 22, 23,
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24, 25, 26, 27, 28, 29, 30, 31,
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32, 33, 34, 35, 36, 37, 38, 39,
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40, 41, 42, 43, 44, 45, 46, 47,
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48, 49, 50, 51, 52, 53, 54, 55,
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56, 57, 58, 59, 60, 61, 62, 63
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},
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/* Vertical */
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{
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0, 8, 16, 24, 32, 40, 48, 56,
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1, 9, 17, 25, 33, 41, 49, 57,
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2, 10, 18, 26, 34, 42, 50, 58,
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3, 11, 19, 27, 35, 43, 51, 59,
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4, 12, 20, 28, 36, 44, 52, 60,
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5, 13, 21, 29, 37, 45, 53, 61,
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6, 14, 22, 30, 38, 46, 54, 62,
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7, 15, 23, 31, 39, 47, 55, 63
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}
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};
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/**
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* Scan matrix for 4x4 Section 6.5.3
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*/
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const UWORD8 gau1_ihevc_scan4x4[][16] =
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{
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/* Upright diagonal */
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{
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0, 2, 5, 9,
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1, 4, 8, 12,
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3, 7, 11, 14,
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6, 10, 13, 15
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},
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/* Horizontal */
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{
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0, 1, 2, 3,
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4, 5, 6, 7,
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8, 9, 10, 11,
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12, 13, 14, 15
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},
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/* Vertical */
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{
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0, 4, 8, 12,
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1, 5, 9, 13,
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2, 6, 10, 14,
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3, 7, 11, 15
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}
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};
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/**
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* Scan matrix for 4x4 Section 6.5.3
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*/
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const UWORD8 gau1_ihevc_scan2x2[][4] =
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{
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/* Upright diagonal */
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{
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0, 2,
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1, 3
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},
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/* Horizontal */
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{
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0, 1,
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2, 3
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},
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/* Vertical */
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{
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0, 2,
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1, 3,
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}
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};
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/**
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* Table containing all the scan matrices
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*/
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const void *gapv_ihevc_scan[] =
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{
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gau1_ihevc_scan2x2[0],
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gau1_ihevc_scan4x4[0],
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gau1_ihevc_scan8x8[0],
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gau1_ihevc_scan2x2[1],
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gau1_ihevc_scan4x4[1],
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gau1_ihevc_scan8x8[1],
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gau1_ihevc_scan2x2[2],
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gau1_ihevc_scan4x4[2],
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gau1_ihevc_scan8x8[2],
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};
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const void *gapv_ihevc_invscan[] =
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{
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gau1_ihevc_invscan2x2[0],
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gau1_ihevc_invscan4x4[0],
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gau1_ihevc_invscan8x8[0],
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gau1_ihevc_invscan2x2[1],
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gau1_ihevc_invscan4x4[1],
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gau1_ihevc_invscan8x8[1],
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gau1_ihevc_invscan2x2[2],
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gau1_ihevc_invscan4x4[2],
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gau1_ihevc_invscan8x8[2],
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};
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/**
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* Table for luma to chroma qp conversion
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*/
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// FOR MAIN branch encoder ( 8 bit)
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const UWORD8 gau1_ihevc_chroma_qp_scale[58] =
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{
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
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17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 29, 30, 31, 32,
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33, 33, 34, 34, 35, 35, 36, 36, 37, 37, 38, 39, 40, 41, 42, 43, 44,
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45, 46, 47, 48, 49, 50, 51
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};
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// FOR HBD branch encoder ( 8, 10 and 12 bit)
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const WORD8 gai1_ihevc_chroma_qp_scale[82]= //EXTENDED for 12 bit
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{
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-24,-23,-22,-21,-20,-19,-18,-17,-16,-15,-14,-13,
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-12,-11,-10,-9,-8,-7,-6,-5,-4,-3,-2,-1,
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12,13,14,15,16,
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17,18,19,20,21,22,23,24,25,26,27,28,29,29,30,31,32,
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33,33,34,34,35,35,36,36,37,37,38,39,40,41,42,43,44,
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45,46,47,48,49,50,51
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};
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/** constant planar factor values table */
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const UWORD8 gau1_ihevc_planar_factor[65] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
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11, 12, 13, 14, 15, 16, 17, 18, 19, 20,
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21, 22, 23, 24, 25, 26, 27, 28, 29, 30,
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31, 32, 33, 34, 35, 36, 37, 38, 39, 40,
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41, 42, 43, 44, 45, 46, 47, 48, 49, 50,
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51, 52, 53, 54, 55, 56, 57, 58, 59, 60,
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61, 62, 63, 64 };
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//AX CHANGES
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const UWORD8 gau1_ihevc_planar_factor_1[32] = { 1, 1, 1, 1, 1, 1, 1, 1, 9, 9, 9, 9, 9, 9, 9, 9,
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17, 17, 17, 17, 17, 17, 17, 17, 25, 25, 25, 25, 25, 25,
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25, 25 };
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//AX CHANGES
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/** g_ang_table = tan(actual angle) in Q5 format for all 33 modes */
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const WORD32 gai4_ihevc_ang_table_chroma[35] = { 0, 0, 32, 26, 21, 17, 13, 9, 5, 2, 0, -2, -5, -9,
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-13, -17, -21, -26, -32, -26, -21, -17, -13, -9, -5,
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-2, 0, 2, 5, 9, 13, 17, 21, 26, 32 };
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/** g_invAngTable = Inverse angle in Q5 format, required for negative angles */
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const WORD32 gai4_ihevc_inv_ang_table_chroma[14] = { 4096, 1638, 910, 630, 482, 390, 315,
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315, 390, 482, 630, 910, 1638, 4096 };
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|
|
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/** constant planar factor values table */
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const UWORD8 gau1_ihevc_planar_factor_chroma[33] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
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11, 12, 13, 14, 15, 16, 17, 18, 19, 20,
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21, 22, 23, 24, 25, 26, 27, 28, 29, 30,
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31, 32 };
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|
|
|
|
|
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/** Filter flag values for intra pred referenece filtering - intra pred mode is the index
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|
* flag for nt = 4 is the Bit 0, nt = 8 is Bit 1, nt = 16 is Bit 2, nt = 32 is Bit 3
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|
*/
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|
const UWORD8 gau1_intra_pred_ref_filter[] =
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|
{
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|
14, 0, 14, 12, 12, 12, 12,
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12, 12, 8, 0, 8, 12, 12,
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|
12, 12, 12, 12, 14, 12, 12,
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|
12, 12, 12, 12, 8, 0, 8,
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|
12, 12, 12, 12, 12, 12, 14
|
|
};
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|
|
|
|
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const WORD8 gi1_table_edge_idx[8] = { 1, 2, 0, 3, 4, 0, 0, 0 }; /* First 5 values are valid. Last 3 dummy values are added to help SIMD load*/
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|
|
|
const UWORD8 gu1_table_band_idx[32] = { 0, 1, 2, 3, 4, 5, 6, 7,
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|
8, 9, 10, 11, 12, 13, 14, 15,
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|
16, 17, 18, 19, 20, 21, 22, 23,
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|
24, 25, 26, 27, 28, 29, 30, 31
|
|
};
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|
|
|
const UWORD16 gu2_table_band_idx[32] = { 0, 1, 2, 3, 4, 5, 6, 7,
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|
8, 9, 10, 11, 12, 13, 14, 15,
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|
16, 17, 18, 19, 20, 21, 22, 23,
|
|
24, 25, 26, 27, 28, 29, 30, 31
|
|
};
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|
|
|
#ifdef ENABLE_SSE4_1_INTR
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|
/*Used as a lookup table to have popcnt instruction working for SSE4.1 platform.
|
|
Each unit indicates number of 1s the index at which it is persent
|
|
*/
|
|
const WORD8 gi1_popcnt_byte_table[] =
|
|
{
|
|
0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4,
|
|
1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5,
|
|
1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5,
|
|
2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6,
|
|
1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5,
|
|
2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6,
|
|
2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6,
|
|
3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7,
|
|
1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5,
|
|
2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6,
|
|
2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6,
|
|
3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7,
|
|
2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6,
|
|
3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7,
|
|
3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7,
|
|
4, 5, 5, 6, 5, 6, 6, 7, 5, 6, 6, 7, 6, 7, 7, 8
|
|
};
|
|
#endif
|