10d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar/****************************************************************************** 20d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 30d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* Copyright (C) 2012 Ittiam Systems Pvt Ltd, Bangalore 40d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 50d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* Licensed under the Apache License, Version 2.0 (the "License"); 60d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* you may not use this file except in compliance with the License. 70d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* You may obtain a copy of the License at: 80d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 90d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* http://www.apache.org/licenses/LICENSE-2.0 100d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 110d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* Unless required by applicable law or agreed to in writing, software 120d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* distributed under the License is distributed on an "AS IS" BASIS, 130d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 140d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* See the License for the specific language governing permissions and 150d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* limitations under the License. 160d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 170d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar******************************************************************************/ 180d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar/** 190d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar******************************************************************************* 200d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @file 210d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* ihevc_padding.c 220d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 230d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @brief 240d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* Contains function definitions for Padding 250d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 260d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @author 270d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* Srinivas T 280d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 290d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @par List of Functions: 300d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* - ihevc_pad_horz_luma() 310d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* - ihevc_pad_horz_chroma() 320d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* - ihevc_pad_vert() 330d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* - ihevc_pad_left_luma() 340d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* - ihevc_pad_left_chroma() 350d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* - ihevc_pad_right_luma() 360d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* - ihevc_pad_right_chroma() 370d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* - ihevc_pad_top() 380d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* - ihevc_pad_bottom() 390d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 400d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @remarks 410d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* None 420d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 430d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar******************************************************************************* 440d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar*/ 450d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 460d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar#include <string.h> 470d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar#include "ihevc_typedefs.h" 480d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar#include "ihevc_func_selector.h" 490d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar#include "ihevc_platform_macros.h" 500d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar#include "ihevc_mem_fns.h" 510d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar/** 520d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar******************************************************************************* 530d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 540d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @brief 550d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* Padding function for horizontal input variable 560d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 570d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @par Description: 580d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 590d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 600d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] pu1_src 610d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* UWORD8 pointer to the source 620d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 630d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] src_strd 640d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer source stride 650d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 660d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] ht 670d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer height of the array 680d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 690d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] wd 700d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer width of the array 710d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 720d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] pad_size 730d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer -padding size of the array 740d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 750d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] ht 760d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer height of the array 770d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 780d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] wd 790d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer width of the array 800d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 810d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @returns 820d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 830d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @remarks 840d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* None 850d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 860d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar******************************************************************************* 870d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar*/ 880d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 890d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarvoid ihevc_pad_vert(UWORD8 *pu1_src, 900d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 src_strd, 910d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 ht, 920d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 wd, 930d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 pad_size) 940d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar{ 950d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 row; 960d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 970d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar for(row = 1; row <= pad_size; row++) 980d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar { 990d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar memcpy(pu1_src - row * src_strd, pu1_src, wd); 1000d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar memcpy(pu1_src + (ht + row - 1) * src_strd, 1010d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar pu1_src + (ht - 1) * src_strd, wd); 1020d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar } 1030d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar} 1040d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1050d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar/** 1060d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar******************************************************************************* 1070d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 1080d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @brief 1090d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* Padding function for vertical input variable 1100d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 1110d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @par Description: 1120d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 1130d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 1140d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] pu1_src 1150d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* UWORD8 pointer to the source 1160d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 1170d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] src_strd 1180d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer source stride 1190d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 1200d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] ht 1210d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer height of the array 1220d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 1230d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] wd 1240d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer width of the array 1250d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 1260d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] pad_size 1270d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer -padding size of the array 1280d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 1290d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] ht 1300d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer height of the array 1310d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 1320d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] wd 1330d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer width of the array 1340d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 1350d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @returns 1360d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 1370d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @remarks 1380d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* None 1390d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 1400d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar******************************************************************************* 1410d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar*/ 1420d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1430d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarvoid ihevc_pad_horz_chroma(UWORD8 *pu1_src, 1440d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 src_strd, 1450d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 ht, 1460d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 wd, 1470d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 pad_size) 1480d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar{ 1490d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 row; 1500d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar //WORD32 col; 1510d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar UWORD16 *pu2_src = (UWORD16 *)pu1_src; 1520d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1530d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar src_strd >>= 1; 1540d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar wd >>= 1; 1550d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar pad_size >>= 1; 1560d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1570d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar for(row = 0; row < ht; row++) 1580d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar { 1590d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar UWORD16 u2_uv_val; 1600d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1610d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar u2_uv_val = pu2_src[0]; 1620d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar ihevc_memset_16bit(&pu2_src[-pad_size], u2_uv_val, pad_size); 1630d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1640d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar u2_uv_val = pu2_src[wd - 1]; 1650d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar ihevc_memset_16bit(&pu2_src[wd], u2_uv_val, pad_size); 1660d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1670d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar pu2_src += src_strd; 1680d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar } 1690d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar} 1700d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1710d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1720d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar/** 1730d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar******************************************************************************* 1740d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 1750d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @brief 1760d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* Padding function for vertical input variable 1770d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 1780d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @par Description: 1790d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 1800d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 1810d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] pu1_src 1820d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* UWORD8 pointer to the source 1830d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 1840d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] src_strd 1850d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer source stride 1860d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 1870d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] ht 1880d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer height of the array 1890d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 1900d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] wd 1910d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer width of the array 1920d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 1930d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] pad_size 1940d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer -padding size of the array 1950d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 1960d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] ht 1970d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer height of the array 1980d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 1990d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] wd 2000d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer width of the array 2010d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 2020d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @returns 2030d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 2040d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @remarks 2050d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* None 2060d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 2070d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar******************************************************************************* 2080d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar*/ 2090d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2100d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarvoid ihevc_pad_horz_luma(UWORD8 *pu1_src, 2110d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 src_strd, 2120d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 ht, 2130d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 wd, 2140d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 pad_size) 2150d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar{ 2160d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 row; 2170d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2180d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar for(row = 0; row < ht; row++) 2190d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar { 2200d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar memset(pu1_src - pad_size, *pu1_src, pad_size); 2210d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar memset(pu1_src + wd, *(pu1_src + wd - 1), pad_size); 2220d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2230d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar pu1_src += src_strd; 2240d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar } 2250d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar} 2260d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2270d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2280d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2290d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar/** 2300d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar******************************************************************************* 2310d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 2320d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @brief 2330d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* Padding at the top of a 2d array 2340d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 2350d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @par Description: 2360d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* The top row of a 2d array is replicated for pad_size times at the top 2370d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 2380d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 2390d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] pu1_src 2400d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* UWORD8 pointer to the source 2410d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 2420d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] src_strd 2430d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer source stride 2440d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 2450d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] ht 2460d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer height of the array 2470d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 2480d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] wd 2490d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer width of the array 2500d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 2510d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] pad_size 2520d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer -padding size of the array 2530d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 2540d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] ht 2550d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer height of the array 2560d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 2570d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] wd 2580d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer width of the array 2590d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 2600d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @returns 2610d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 2620d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @remarks 2630d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* None 2640d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 2650d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar******************************************************************************* 2660d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar*/ 2670d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2680d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarvoid ihevc_pad_top(UWORD8 *pu1_src, 2690d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 src_strd, 2700d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 wd, 2710d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 pad_size) 2720d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar{ 2730d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 row; 2740d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2750d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar for(row = 1; row <= pad_size; row++) 2760d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar { 2770d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar memcpy(pu1_src - row * src_strd, pu1_src, wd); 2780d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar } 2790d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar} 2800d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2810d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2820d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2830d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar/** 2840d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar******************************************************************************* 2850d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 2860d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @brief 2870d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* Padding at the bottom of a 2d array 2880d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 2890d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @par Description: 2900d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* The bottom row of a 2d array is replicated for pad_size times at the bottom 2910d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 2920d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 2930d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] pu1_src 2940d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* UWORD8 pointer to the source 2950d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 2960d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] src_strd 2970d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer source stride 2980d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 2990d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] ht 3000d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer height of the array 3010d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 3020d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] wd 3030d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer width of the array 3040d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 3050d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] pad_size 3060d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer -padding size of the array 3070d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 3080d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] ht 3090d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer height of the array 3100d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 3110d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] wd 3120d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer width of the array 3130d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 3140d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @returns 3150d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 3160d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @remarks 3170d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* None 3180d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 3190d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar******************************************************************************* 3200d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar*/ 3210d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3220d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarvoid ihevc_pad_bottom(UWORD8 *pu1_src, 3230d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 src_strd, 3240d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 wd, 3250d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 pad_size) 3260d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar{ 3270d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 row; 3280d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3290d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar for(row = 1; row <= pad_size; row++) 3300d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar { 3310d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar memcpy(pu1_src + (row - 1) * src_strd, 3320d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar pu1_src - 1 * src_strd, wd); 3330d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar } 3340d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar} 3350d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3360d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3370d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3380d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar/** 3390d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar******************************************************************************* 3400d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 3410d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @brief 3420d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* Padding (luma block) at the left of a 2d array 3430d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 3440d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @par Description: 3450d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* The left column of a 2d array is replicated for pad_size times at the left 3460d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 3470d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 3480d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] pu1_src 3490d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* UWORD8 pointer to the source 3500d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 3510d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] src_strd 3520d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer source stride 3530d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 3540d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] ht 3550d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer height of the array 3560d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 3570d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] wd 3580d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer width of the array 3590d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 3600d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] pad_size 3610d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer -padding size of the array 3620d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 3630d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] ht 3640d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer height of the array 3650d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 3660d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] wd 3670d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer width of the array 3680d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 3690d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @returns 3700d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 3710d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @remarks 3720d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* None 3730d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 3740d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar******************************************************************************* 3750d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar*/ 3760d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3770d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarvoid ihevc_pad_left_luma(UWORD8 *pu1_src, 3780d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 src_strd, 3790d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 ht, 3800d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 pad_size) 3810d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar{ 3820d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 row; 3830d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3840d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar for(row = 0; row < ht; row++) 3850d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar { 3860d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar memset(pu1_src - pad_size, *pu1_src, pad_size); 3870d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3880d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar pu1_src += src_strd; 3890d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar } 3900d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar} 3910d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3920d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3930d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3940d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar/** 3950d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar******************************************************************************* 3960d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 3970d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @brief 3980d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* Padding (chroma block) at the left of a 2d array 3990d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4000d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @par Description: 4010d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* The left column of a 2d array is replicated for pad_size times at the left 4020d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4030d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4040d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] pu1_src 4050d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* UWORD8 pointer to the source 4060d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4070d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] src_strd 4080d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer source stride 4090d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4100d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] ht 4110d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer height of the array 4120d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4130d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] wd 4140d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer width of the array (each colour component) 4150d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4160d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] pad_size 4170d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer -padding size of the array 4180d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4190d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] ht 4200d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer height of the array 4210d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4220d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] wd 4230d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer width of the array 4240d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4250d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @returns 4260d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4270d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @remarks 4280d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* None 4290d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4300d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar******************************************************************************* 4310d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar*/ 4320d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4330d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarvoid ihevc_pad_left_chroma(UWORD8 *pu1_src, 4340d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 src_strd, 4350d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 ht, 4360d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 pad_size) 4370d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar{ 4380d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 row; 4390d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 col; 4400d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar UWORD16 *pu2_src = (UWORD16 *)pu1_src; 4410d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4420d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar src_strd >>= 1; 4430d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar pad_size >>= 1; 4440d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4450d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar for(row = 0; row < ht; row++) 4460d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar { 4470d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar UWORD16 u2_uv_val; 4480d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4490d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar u2_uv_val = pu2_src[0]; 4500d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar for(col = -pad_size; col < 0; col++) 4510d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar pu2_src[col] = u2_uv_val; 4520d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4530d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar pu2_src += src_strd; 4540d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar } 4550d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar} 4560d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4570d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4580d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4590d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar/** 4600d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar******************************************************************************* 4610d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4620d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @brief 4630d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* Padding (luma block) at the right of a 2d array 4640d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4650d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @par Description: 4660d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* The right column of a 2d array is replicated for pad_size times at the right 4670d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4680d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4690d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] pu1_src 4700d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* UWORD8 pointer to the source 4710d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4720d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] src_strd 4730d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer source stride 4740d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4750d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] ht 4760d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer height of the array 4770d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4780d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] wd 4790d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer width of the array 4800d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4810d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] pad_size 4820d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer -padding size of the array 4830d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4840d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] ht 4850d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer height of the array 4860d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4870d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] wd 4880d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer width of the array 4890d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4900d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @returns 4910d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4920d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @remarks 4930d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* None 4940d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 4950d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar******************************************************************************* 4960d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar*/ 4970d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4980d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarvoid ihevc_pad_right_luma(UWORD8 *pu1_src, 4990d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 src_strd, 5000d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 ht, 5010d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 pad_size) 5020d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar{ 5030d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 row; 5040d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 5050d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar for(row = 0; row < ht; row++) 5060d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar { 5070d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar memset(pu1_src, *(pu1_src - 1), pad_size); 5080d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 5090d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar pu1_src += src_strd; 5100d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar } 5110d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar} 5120d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 5130d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 5140d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 5150d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar/** 5160d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar******************************************************************************* 5170d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 5180d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @brief 5190d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* Padding (chroma block) at the right of a 2d array 5200d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 5210d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @par Description: 5220d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* The right column of a 2d array is replicated for pad_size times at the right 5230d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 5240d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 5250d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] pu1_src 5260d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* UWORD8 pointer to the source 5270d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 5280d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] src_strd 5290d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer source stride 5300d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 5310d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] ht 5320d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer height of the array 5330d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 5340d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] wd 5350d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer width of the array (each colour component) 5360d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 5370d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] pad_size 5380d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer -padding size of the array 5390d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 5400d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] ht 5410d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer height of the array 5420d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 5430d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @param[in] wd 5440d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* integer width of the array 5450d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 5460d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @returns 5470d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 5480d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* @remarks 5490d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* None 5500d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar* 5510d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar******************************************************************************* 5520d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar*/ 5530d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 5540d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarvoid ihevc_pad_right_chroma(UWORD8 *pu1_src, 5550d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 src_strd, 5560d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 ht, 5570d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 pad_size) 5580d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar{ 5590d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 row; 5600d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar WORD32 col; 5610d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar UWORD16 *pu2_src = (UWORD16 *)pu1_src; 5620d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 5630d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar src_strd >>= 1; 5640d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar pad_size >>= 1; 5650d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 5660d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar for(row = 0; row < ht; row++) 5670d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar { 5680d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar UWORD16 u2_uv_val; 5690d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 5700d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar u2_uv_val = pu2_src[-1]; 5710d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar for(col = 0; col < pad_size; col++) 5720d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar pu2_src[col] = u2_uv_val; 5730d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 5740d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar pu2_src += src_strd; 5750d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar } 5760d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar} 5770d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 578