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 * 200c1bc742181ded4930842b46e9507372f0b1b963James Dong * File Name: omxVCM4P10_DeblockLuma_I.c 210c1bc742181ded4930842b46e9507372f0b1b963James Dong * OpenMAX DL: v1.0.2 220c1bc742181ded4930842b46e9507372f0b1b963James Dong * Revision: 9641 230c1bc742181ded4930842b46e9507372f0b1b963James Dong * Date: Thursday, February 7, 2008 240c1bc742181ded4930842b46e9507372f0b1b963James Dong * 250c1bc742181ded4930842b46e9507372f0b1b963James Dong * 260c1bc742181ded4930842b46e9507372f0b1b963James Dong * 270c1bc742181ded4930842b46e9507372f0b1b963James Dong * 280c1bc742181ded4930842b46e9507372f0b1b963James Dong * H.264 luma deblock 290c1bc742181ded4930842b46e9507372f0b1b963James Dong * 300c1bc742181ded4930842b46e9507372f0b1b963James Dong */ 310c1bc742181ded4930842b46e9507372f0b1b963James Dong 320c1bc742181ded4930842b46e9507372f0b1b963James Dong#include "omxtypes.h" 330c1bc742181ded4930842b46e9507372f0b1b963James Dong#include "armOMX.h" 340c1bc742181ded4930842b46e9507372f0b1b963James Dong#include "omxVC.h" 350c1bc742181ded4930842b46e9507372f0b1b963James Dong 360c1bc742181ded4930842b46e9507372f0b1b963James Dong#include "armCOMM.h" 370c1bc742181ded4930842b46e9507372f0b1b963James Dong#include "armVC.h" 380c1bc742181ded4930842b46e9507372f0b1b963James Dong 390c1bc742181ded4930842b46e9507372f0b1b963James Dong 400c1bc742181ded4930842b46e9507372f0b1b963James Dong/** 410c1bc742181ded4930842b46e9507372f0b1b963James Dong * Function: omxVCM4P10_DeblockLuma_I 420c1bc742181ded4930842b46e9507372f0b1b963James Dong * 430c1bc742181ded4930842b46e9507372f0b1b963James Dong * Description: 440c1bc742181ded4930842b46e9507372f0b1b963James Dong * This function performs deblock filtering the horizontal and vertical edges of a luma macroblock 450c1bc742181ded4930842b46e9507372f0b1b963James Dong *(16x16). 460c1bc742181ded4930842b46e9507372f0b1b963James Dong * 470c1bc742181ded4930842b46e9507372f0b1b963James Dong * Remarks: 480c1bc742181ded4930842b46e9507372f0b1b963James Dong * 490c1bc742181ded4930842b46e9507372f0b1b963James Dong * Parameters: 500c1bc742181ded4930842b46e9507372f0b1b963James Dong * [in] pSrcDst pointer to the input macroblock. Must be 8-byte aligned. 510c1bc742181ded4930842b46e9507372f0b1b963James Dong * [in] srcdstStep image width 520c1bc742181ded4930842b46e9507372f0b1b963James Dong * [in] pAlpha pointer to a 2x2 table of alpha thresholds, organized as follows: { external 530c1bc742181ded4930842b46e9507372f0b1b963James Dong * vertical edge, internal vertical edge, external horizontal 540c1bc742181ded4930842b46e9507372f0b1b963James Dong * edge, internal horizontal edge } 550c1bc742181ded4930842b46e9507372f0b1b963James Dong * [in] pBeta pointer to a 2x2 table of beta thresholds, organized as follows: { external 560c1bc742181ded4930842b46e9507372f0b1b963James Dong * vertical edge, internal vertical edge, external horizontal edge, 570c1bc742181ded4930842b46e9507372f0b1b963James Dong * internal horizontal edge } 580c1bc742181ded4930842b46e9507372f0b1b963James Dong * [in] pThresholds pointer to a 16x2 table of threshold (TC0), organized as follows: { values for 590c1bc742181ded4930842b46e9507372f0b1b963James Dong * the left or above edge of each 4x4 block, arranged in vertical block order 600c1bc742181ded4930842b46e9507372f0b1b963James Dong * and then in horizontal block order) 610c1bc742181ded4930842b46e9507372f0b1b963James Dong * [in] pBS pointer to a 16x2 table of BS parameters arranged in scan block order for vertical edges and then horizontal edges; 620c1bc742181ded4930842b46e9507372f0b1b963James 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. 630c1bc742181ded4930842b46e9507372f0b1b963James Dong * [out] pSrcDst pointer to filtered output macroblock. 640c1bc742181ded4930842b46e9507372f0b1b963James Dong * 650c1bc742181ded4930842b46e9507372f0b1b963James Dong * Return Value: 660c1bc742181ded4930842b46e9507372f0b1b963James Dong * OMX_Sts_NoErr - no error 670c1bc742181ded4930842b46e9507372f0b1b963James Dong * OMX_Sts_BadArgErr - bad arguments 680c1bc742181ded4930842b46e9507372f0b1b963James Dong * - Either of the pointers in pSrcDst, pAlpha, pBeta, pTresholds or pBS is NULL. 690c1bc742181ded4930842b46e9507372f0b1b963James Dong * - pSrcDst is not 8-byte aligned. 700c1bc742181ded4930842b46e9507372f0b1b963James Dong * - srcdstStep is not a multiple of 8 710c1bc742181ded4930842b46e9507372f0b1b963James 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. 720c1bc742181ded4930842b46e9507372f0b1b963James Dong. 730c1bc742181ded4930842b46e9507372f0b1b963James Dong * 740c1bc742181ded4930842b46e9507372f0b1b963James Dong */ 750c1bc742181ded4930842b46e9507372f0b1b963James Dong 760c1bc742181ded4930842b46e9507372f0b1b963James DongOMXResult omxVCM4P10_DeblockLuma_I( 770c1bc742181ded4930842b46e9507372f0b1b963James Dong OMX_U8* pSrcDst, 780c1bc742181ded4930842b46e9507372f0b1b963James Dong OMX_S32 srcdstStep, 790c1bc742181ded4930842b46e9507372f0b1b963James Dong const OMX_U8* pAlpha, 800c1bc742181ded4930842b46e9507372f0b1b963James Dong const OMX_U8* pBeta, 810c1bc742181ded4930842b46e9507372f0b1b963James Dong const OMX_U8* pThresholds, 820c1bc742181ded4930842b46e9507372f0b1b963James Dong const OMX_U8 *pBS 830c1bc742181ded4930842b46e9507372f0b1b963James Dong) 840c1bc742181ded4930842b46e9507372f0b1b963James Dong{ 850c1bc742181ded4930842b46e9507372f0b1b963James Dong OMXResult errorCode; 860c1bc742181ded4930842b46e9507372f0b1b963James Dong 870c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf(pSrcDst == NULL, OMX_Sts_BadArgErr); 880c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf(armNot8ByteAligned(pSrcDst), OMX_Sts_BadArgErr); 890c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf(srcdstStep & 7, OMX_Sts_BadArgErr); 900c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf(pAlpha == NULL, OMX_Sts_BadArgErr); 910c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf(pBeta == NULL, OMX_Sts_BadArgErr); 920c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf(pThresholds == NULL, OMX_Sts_BadArgErr); 930c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf(armNot4ByteAligned(pThresholds), OMX_Sts_BadArgErr); 940c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf(pBS == NULL, OMX_Sts_BadArgErr); 950c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf(armNot4ByteAligned(pBS), OMX_Sts_BadArgErr); 960c1bc742181ded4930842b46e9507372f0b1b963James Dong 970c1bc742181ded4930842b46e9507372f0b1b963James Dong errorCode = omxVCM4P10_FilterDeblockingLuma_VerEdge_I( 980c1bc742181ded4930842b46e9507372f0b1b963James Dong pSrcDst, srcdstStep, pAlpha, pBeta, pThresholds, pBS); 990c1bc742181ded4930842b46e9507372f0b1b963James Dong 1000c1bc742181ded4930842b46e9507372f0b1b963James Dong armRetArgErrIf(errorCode != OMX_Sts_NoErr, errorCode) 1010c1bc742181ded4930842b46e9507372f0b1b963James Dong 1020c1bc742181ded4930842b46e9507372f0b1b963James Dong errorCode = omxVCM4P10_FilterDeblockingLuma_HorEdge_I( 1030c1bc742181ded4930842b46e9507372f0b1b963James Dong pSrcDst, srcdstStep, pAlpha+2, pBeta+2, pThresholds+16, pBS+16); 1040c1bc742181ded4930842b46e9507372f0b1b963James Dong 1050c1bc742181ded4930842b46e9507372f0b1b963James Dong return errorCode; 1060c1bc742181ded4930842b46e9507372f0b1b963James Dong} 107