178e52bfac041d71ce53b5b13c2abf78af742b09dLajos Molnar/* 278e52bfac041d71ce53b5b13c2abf78af742b09dLajos Molnar * Copyright (C) 2007-2008 ARM Limited 378e52bfac041d71ce53b5b13c2abf78af742b09dLajos Molnar * 478e52bfac041d71ce53b5b13c2abf78af742b09dLajos Molnar * Licensed under the Apache License, Version 2.0 (the "License"); 578e52bfac041d71ce53b5b13c2abf78af742b09dLajos Molnar * you may not use this file except in compliance with the License. 678e52bfac041d71ce53b5b13c2abf78af742b09dLajos Molnar * You may obtain a copy of the License at 778e52bfac041d71ce53b5b13c2abf78af742b09dLajos Molnar * 878e52bfac041d71ce53b5b13c2abf78af742b09dLajos Molnar * http://www.apache.org/licenses/LICENSE-2.0 978e52bfac041d71ce53b5b13c2abf78af742b09dLajos Molnar * 1078e52bfac041d71ce53b5b13c2abf78af742b09dLajos Molnar * Unless required by applicable law or agreed to in writing, software 1178e52bfac041d71ce53b5b13c2abf78af742b09dLajos Molnar * distributed under the License is distributed on an "AS IS" BASIS, 1278e52bfac041d71ce53b5b13c2abf78af742b09dLajos Molnar * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1378e52bfac041d71ce53b5b13c2abf78af742b09dLajos Molnar * See the License for the specific language governing permissions and 1478e52bfac041d71ce53b5b13c2abf78af742b09dLajos Molnar * limitations under the License. 1578e52bfac041d71ce53b5b13c2abf78af742b09dLajos Molnar * 1678e52bfac041d71ce53b5b13c2abf78af742b09dLajos Molnar */ 170c1bc742181ded4930842b46e9507372f0b1b963James Dong/** 180c1bc742181ded4930842b46e9507372f0b1b963James Dong * 190c1bc742181ded4930842b46e9507372f0b1b963James Dong * File Name: omxVCCOMM_SAD_16x.c 200c1bc742181ded4930842b46e9507372f0b1b963James Dong * OpenMAX DL: v1.0.2 210c1bc742181ded4930842b46e9507372f0b1b963James Dong * Revision: 9641 220c1bc742181ded4930842b46e9507372f0b1b963James Dong * Date: Thursday, February 7, 2008 230c1bc742181ded4930842b46e9507372f0b1b963James Dong * 240c1bc742181ded4930842b46e9507372f0b1b963James Dong * 250c1bc742181ded4930842b46e9507372f0b1b963James Dong * 260c1bc742181ded4930842b46e9507372f0b1b963James Dong * Description: 270c1bc742181ded4930842b46e9507372f0b1b963James Dong * This function will calculate SAD for 16x16 and 16x8 blocks 280c1bc742181ded4930842b46e9507372f0b1b963James Dong * 290c1bc742181ded4930842b46e9507372f0b1b963James Dong */ 300c1bc742181ded4930842b46e9507372f0b1b963James Dong 310c1bc742181ded4930842b46e9507372f0b1b963James Dong#include "omxtypes.h" 320c1bc742181ded4930842b46e9507372f0b1b963James Dong#include "armOMX.h" 330c1bc742181ded4930842b46e9507372f0b1b963James Dong#include "omxVC.h" 340c1bc742181ded4930842b46e9507372f0b1b963James Dong 350c1bc742181ded4930842b46e9507372f0b1b963James Dong#include "armVC.h" 360c1bc742181ded4930842b46e9507372f0b1b963James Dong#include "armCOMM.h" 370c1bc742181ded4930842b46e9507372f0b1b963James Dong 380c1bc742181ded4930842b46e9507372f0b1b963James Dong/** 390c1bc742181ded4930842b46e9507372f0b1b963James Dong * Function: omxVCCOMM_SAD_16x (6.1.4.1.4) 400c1bc742181ded4930842b46e9507372f0b1b963James Dong * 410c1bc742181ded4930842b46e9507372f0b1b963James Dong * Description: 420c1bc742181ded4930842b46e9507372f0b1b963James Dong * This function calculates the SAD for 16x16 and 16x8 blocks. 430c1bc742181ded4930842b46e9507372f0b1b963James Dong * 440c1bc742181ded4930842b46e9507372f0b1b963James Dong * Input Arguments: 450c1bc742181ded4930842b46e9507372f0b1b963James Dong * 460c1bc742181ded4930842b46e9507372f0b1b963James Dong * pSrcOrg - Pointer to the original block; must be aligned on a 16-byte 470c1bc742181ded4930842b46e9507372f0b1b963James Dong * boundary. 480c1bc742181ded4930842b46e9507372f0b1b963James Dong * iStepOrg - Step of the original block buffer 490c1bc742181ded4930842b46e9507372f0b1b963James Dong * pSrcRef - Pointer to the reference block 500c1bc742181ded4930842b46e9507372f0b1b963James Dong * iStepRef - Step of the reference block buffer 510c1bc742181ded4930842b46e9507372f0b1b963James Dong * iHeight - Height of the block 520c1bc742181ded4930842b46e9507372f0b1b963James Dong * 530c1bc742181ded4930842b46e9507372f0b1b963James Dong * Output Arguments: 540c1bc742181ded4930842b46e9507372f0b1b963James Dong * 550c1bc742181ded4930842b46e9507372f0b1b963James Dong * pDstSAD - Pointer of result SAD 560c1bc742181ded4930842b46e9507372f0b1b963James Dong * 570c1bc742181ded4930842b46e9507372f0b1b963James Dong * Return Value: 580c1bc742181ded4930842b46e9507372f0b1b963James Dong * 590c1bc742181ded4930842b46e9507372f0b1b963James Dong * OMX_Sts_NoErr - no error 600c1bc742181ded4930842b46e9507372f0b1b963James Dong * OMX_Sts_BadArgErr - bad arguments. Returned if one or more of the 610c1bc742181ded4930842b46e9507372f0b1b963James Dong * following conditions is true: 620c1bc742181ded4930842b46e9507372f0b1b963James Dong * - at least one of the following pointers is NULL: 630c1bc742181ded4930842b46e9507372f0b1b963James Dong * pSrcOrg, pDstSAD, or pSrcRef 640c1bc742181ded4930842b46e9507372f0b1b963James Dong * - pSrcOrg is not 16-byte aligned. 650c1bc742181ded4930842b46e9507372f0b1b963James Dong * - iStepOrg <= 0 or iStepOrg is not a multiple of 16 660c1bc742181ded4930842b46e9507372f0b1b963James Dong * - iStepRef <= 0 or iStepRef is not a multiple of 16 670c1bc742181ded4930842b46e9507372f0b1b963James Dong * - iHeight is not 8 or 16 680c1bc742181ded4930842b46e9507372f0b1b963James Dong * 690c1bc742181ded4930842b46e9507372f0b1b963James Dong */ 700c1bc742181ded4930842b46e9507372f0b1b963James DongOMXResult omxVCCOMM_SAD_16x( 710c1bc742181ded4930842b46e9507372f0b1b963James Dong const OMX_U8* pSrcOrg, 720c1bc742181ded4930842b46e9507372f0b1b963James Dong OMX_U32 iStepOrg, 730c1bc742181ded4930842b46e9507372f0b1b963James Dong const OMX_U8* pSrcRef, 740c1bc742181ded4930842b46e9507372f0b1b963James Dong OMX_U32 iStepRef, 750c1bc742181ded4930842b46e9507372f0b1b963James Dong OMX_S32* pDstSAD, 760c1bc742181ded4930842b46e9507372f0b1b963James Dong OMX_U32 iHeight 770c1bc742181ded4930842b46e9507372f0b1b963James Dong) 780c1bc742181ded4930842b46e9507372f0b1b963James Dong{ 790c1bc742181ded4930842b46e9507372f0b1b963James Dong /* check for argument error */ 800c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf(pSrcOrg == NULL, OMX_Sts_BadArgErr) 810c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf(pSrcRef == NULL, OMX_Sts_BadArgErr) 820c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf(pDstSAD == NULL, OMX_Sts_BadArgErr) 830c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf((iHeight != 16) && (iHeight != 8), OMX_Sts_BadArgErr) 840c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf(armNot16ByteAligned(pSrcOrg), OMX_Sts_BadArgErr) 850c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf((iStepOrg == 0) || (iStepOrg & 15), OMX_Sts_BadArgErr) 860c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf((iStepRef == 0) || (iStepRef & 15), OMX_Sts_BadArgErr) 870c1bc742181ded4930842b46e9507372f0b1b963James Dong 880c1bc742181ded4930842b46e9507372f0b1b963James Dong return armVCCOMM_SAD 890c1bc742181ded4930842b46e9507372f0b1b963James Dong (pSrcOrg, iStepOrg, pSrcRef, iStepRef, pDstSAD, iHeight, 16); 900c1bc742181ded4930842b46e9507372f0b1b963James Dong} 910c1bc742181ded4930842b46e9507372f0b1b963James Dong 920c1bc742181ded4930842b46e9507372f0b1b963James Dong/***************************************************************************** 930c1bc742181ded4930842b46e9507372f0b1b963James Dong * END OF FILE 940c1bc742181ded4930842b46e9507372f0b1b963James Dong *****************************************************************************/ 950c1bc742181ded4930842b46e9507372f0b1b963James Dong 96