10c1bc742181ded4930842b46e9507372f0b1b963James Dong/* ---------------------------------------------------------------- 20c1bc742181ded4930842b46e9507372f0b1b963James Dong * 30c1bc742181ded4930842b46e9507372f0b1b963James Dong * 40c1bc742181ded4930842b46e9507372f0b1b963James Dong * File Name: omxVCM4P10_DeblockLuma_I.c 50c1bc742181ded4930842b46e9507372f0b1b963James Dong * OpenMAX DL: v1.0.2 60c1bc742181ded4930842b46e9507372f0b1b963James Dong * Revision: 12290 70c1bc742181ded4930842b46e9507372f0b1b963James Dong * Date: Wednesday, April 9, 2008 80c1bc742181ded4930842b46e9507372f0b1b963James Dong * 90c1bc742181ded4930842b46e9507372f0b1b963James Dong * (c) Copyright 2007-2008 ARM Limited. All Rights Reserved. 100c1bc742181ded4930842b46e9507372f0b1b963James Dong * 110c1bc742181ded4930842b46e9507372f0b1b963James Dong * 120c1bc742181ded4930842b46e9507372f0b1b963James Dong * 130c1bc742181ded4930842b46e9507372f0b1b963James Dong * H.264 luma deblock 140c1bc742181ded4930842b46e9507372f0b1b963James Dong * 150c1bc742181ded4930842b46e9507372f0b1b963James Dong */ 160c1bc742181ded4930842b46e9507372f0b1b963James Dong 170c1bc742181ded4930842b46e9507372f0b1b963James Dong#include "omxtypes.h" 180c1bc742181ded4930842b46e9507372f0b1b963James Dong#include "armOMX.h" 190c1bc742181ded4930842b46e9507372f0b1b963James Dong#include "omxVC.h" 200c1bc742181ded4930842b46e9507372f0b1b963James Dong 210c1bc742181ded4930842b46e9507372f0b1b963James Dong#include "armCOMM.h" 220c1bc742181ded4930842b46e9507372f0b1b963James Dong#include "armVC.h" 230c1bc742181ded4930842b46e9507372f0b1b963James Dong 240c1bc742181ded4930842b46e9507372f0b1b963James Dong 250c1bc742181ded4930842b46e9507372f0b1b963James Dong/** 260c1bc742181ded4930842b46e9507372f0b1b963James Dong * Function: omxVCM4P10_DeblockLuma_I 270c1bc742181ded4930842b46e9507372f0b1b963James Dong * 280c1bc742181ded4930842b46e9507372f0b1b963James Dong * Description: 290c1bc742181ded4930842b46e9507372f0b1b963James Dong * This function performs deblock filtering the horizontal and vertical edges of a luma macroblock 300c1bc742181ded4930842b46e9507372f0b1b963James Dong *(16x16). 310c1bc742181ded4930842b46e9507372f0b1b963James Dong * 320c1bc742181ded4930842b46e9507372f0b1b963James Dong * Remarks: 330c1bc742181ded4930842b46e9507372f0b1b963James Dong * 340c1bc742181ded4930842b46e9507372f0b1b963James Dong * Parameters: 350c1bc742181ded4930842b46e9507372f0b1b963James Dong * [in] pSrcDst pointer to the input macroblock. Must be 8-byte aligned. 360c1bc742181ded4930842b46e9507372f0b1b963James Dong * [in] srcdstStep image width 370c1bc742181ded4930842b46e9507372f0b1b963James Dong * [in] pAlpha pointer to a 2x2 table of alpha thresholds, organized as follows: { external 380c1bc742181ded4930842b46e9507372f0b1b963James Dong * vertical edge, internal vertical edge, external horizontal 390c1bc742181ded4930842b46e9507372f0b1b963James Dong * edge, internal horizontal edge } 400c1bc742181ded4930842b46e9507372f0b1b963James Dong * [in] pBeta pointer to a 2x2 table of beta thresholds, organized as follows: { external 410c1bc742181ded4930842b46e9507372f0b1b963James Dong * vertical edge, internal vertical edge, external horizontal edge, 420c1bc742181ded4930842b46e9507372f0b1b963James Dong * internal horizontal edge } 430c1bc742181ded4930842b46e9507372f0b1b963James Dong * [in] pThresholds pointer to a 16x2 table of threshold (TC0), organized as follows: { values for 440c1bc742181ded4930842b46e9507372f0b1b963James Dong * the left or above edge of each 4x4 block, arranged in vertical block order 450c1bc742181ded4930842b46e9507372f0b1b963James Dong * and then in horizontal block order) 460c1bc742181ded4930842b46e9507372f0b1b963James Dong * [in] pBS pointer to a 16x2 table of BS parameters arranged in scan block order for vertical edges and then horizontal edges; 470c1bc742181ded4930842b46e9507372f0b1b963James Dong * valid in the range [0,4] with the following restrictions: i) pBS[i]== 4 may occur only for 0<=i<=3, ii) pBS[i]== 4 if and only if pBS[i^1]== 4. Must be 4-byte aligned. 480c1bc742181ded4930842b46e9507372f0b1b963James Dong * [out] pSrcDst pointer to filtered output macroblock. 490c1bc742181ded4930842b46e9507372f0b1b963James Dong * 500c1bc742181ded4930842b46e9507372f0b1b963James Dong * Return Value: 510c1bc742181ded4930842b46e9507372f0b1b963James Dong * OMX_Sts_NoErr - no error 520c1bc742181ded4930842b46e9507372f0b1b963James Dong * OMX_Sts_BadArgErr - bad arguments 530c1bc742181ded4930842b46e9507372f0b1b963James Dong * - Either of the pointers in pSrcDst, pAlpha, pBeta, pTresholds or pBS is NULL. 540c1bc742181ded4930842b46e9507372f0b1b963James Dong * - pSrcDst is not 8-byte aligned. 550c1bc742181ded4930842b46e9507372f0b1b963James Dong * - srcdstStep is not a multiple of 8 560c1bc742181ded4930842b46e9507372f0b1b963James Dong * - pBS is out of range, i.e., one of the following conditions is true: pBS[i]<0, pBS[i]>4, pBS[i]==4 for i>=4, or (pBS[i]==4 && pBS[i^1]!=4) for 0<=i<=3. 570c1bc742181ded4930842b46e9507372f0b1b963James Dong. 580c1bc742181ded4930842b46e9507372f0b1b963James Dong * 590c1bc742181ded4930842b46e9507372f0b1b963James Dong */ 600c1bc742181ded4930842b46e9507372f0b1b963James Dong 610c1bc742181ded4930842b46e9507372f0b1b963James DongOMXResult omxVCM4P10_DeblockLuma_I( 620c1bc742181ded4930842b46e9507372f0b1b963James Dong OMX_U8* pSrcDst, 630c1bc742181ded4930842b46e9507372f0b1b963James Dong OMX_S32 srcdstStep, 640c1bc742181ded4930842b46e9507372f0b1b963James Dong const OMX_U8* pAlpha, 650c1bc742181ded4930842b46e9507372f0b1b963James Dong const OMX_U8* pBeta, 660c1bc742181ded4930842b46e9507372f0b1b963James Dong const OMX_U8* pThresholds, 670c1bc742181ded4930842b46e9507372f0b1b963James Dong const OMX_U8 *pBS 680c1bc742181ded4930842b46e9507372f0b1b963James Dong) 690c1bc742181ded4930842b46e9507372f0b1b963James Dong{ 700c1bc742181ded4930842b46e9507372f0b1b963James Dong OMXResult errorCode; 710c1bc742181ded4930842b46e9507372f0b1b963James Dong 720c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf(pSrcDst == NULL, OMX_Sts_BadArgErr); 730c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf(armNot8ByteAligned(pSrcDst), OMX_Sts_BadArgErr); 740c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf(srcdstStep & 7, OMX_Sts_BadArgErr); 750c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf(pAlpha == NULL, OMX_Sts_BadArgErr); 760c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf(pBeta == NULL, OMX_Sts_BadArgErr); 770c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf(pThresholds == NULL, OMX_Sts_BadArgErr); 780c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf(armNot4ByteAligned(pThresholds), OMX_Sts_BadArgErr); 790c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf(pBS == NULL, OMX_Sts_BadArgErr); 800c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf(armNot4ByteAligned(pBS), OMX_Sts_BadArgErr); 810c1bc742181ded4930842b46e9507372f0b1b963James Dong 820c1bc742181ded4930842b46e9507372f0b1b963James Dong errorCode = omxVCM4P10_FilterDeblockingLuma_VerEdge_I( 830c1bc742181ded4930842b46e9507372f0b1b963James Dong pSrcDst, srcdstStep, pAlpha, pBeta, pThresholds, pBS); 840c1bc742181ded4930842b46e9507372f0b1b963James Dong 850c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf(errorCode != OMX_Sts_NoErr, errorCode) 860c1bc742181ded4930842b46e9507372f0b1b963James Dong 870c1bc742181ded4930842b46e9507372f0b1b963James Dong errorCode = omxVCM4P10_FilterDeblockingLuma_HorEdge_I( 880c1bc742181ded4930842b46e9507372f0b1b963James Dong pSrcDst, srcdstStep, pAlpha+2, pBeta+2, pThresholds+16, pBS+16); 890c1bc742181ded4930842b46e9507372f0b1b963James Dong 900c1bc742181ded4930842b46e9507372f0b1b963James Dong return errorCode; 910c1bc742181ded4930842b46e9507372f0b1b963James Dong} 92