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