diff -r 481b3bce574a -r b6488ac24ddc omxil/omxilcomponentcommon/src/common/omxilutil.cpp --- a/omxil/omxilcomponentcommon/src/common/omxilutil.cpp Mon Aug 23 21:48:44 2010 +0100 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,109 +0,0 @@ -// Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). -// All rights reserved. -// This component and the accompanying materials are made available -// under the terms of "Eclipse Public License v1.0" -// which accompanies this distribution, and is available -// at the URL "http://www.eclipse.org/legal/epl-v10.html". -// -// Initial Contributors: -// Nokia Corporation - initial contribution. -// -// Contributors: -// -// Description: -// - - -/** - @file - @internalComponent -*/ - - -#include "omxilutil.h" -#include "omxilspecversion.h" - -/** - This method checks that the size of an OpenMAX IL data structure is - correct. It also checks that the OpenMAX IL version stated in the structure - is the same as the one returned by TOmxILSpecVersion() (at the time of - writting this is 1.1.1). In this version of the component framework, - backward compatibility in not supported for OpenMAX IL structures. - - @param apHeader An OpenMAX IL data structure. - - @param aSize sizeof(OMXIL structure) - - @return OMX_ErrorVersionMismatch if the version is not - 1.1.1. OMX_ErrorBadParameter if versions are the same but the nSize is - different. OMX_ErrorNone otherwise - */ -EXPORT_C OMX_ERRORTYPE -TOmxILUtil::CheckOmxStructSizeAndVersion(OMX_PTR apHeader, OMX_U32 aSize) - { - - if (!apHeader || aSize == 0) - { - return OMX_ErrorBadParameter; - } - -#ifdef _OMXIL_COMMON_SPEC_VERSION_CHECKS_ON - - OMX_U32* const pStructSize = - reinterpret_cast(apHeader); - - // In an OpenMAX IL structure the nSize and nVersion fields are used to - // detect the difference in spec versions. - OMX_VERSIONTYPE* const pOmxVersion = - reinterpret_cast( - pStructSize + (sizeof(OMX_U32)/sizeof(OMX_U32))); - - if ( (TOmxILSpecVersion() != *pOmxVersion)&&(TOmxILVersion(OMX_VERSION_MAJOR, OMX_VERSION_MINOR, 1, OMX_VERSION_STEP) != *pOmxVersion) ) - - { - return OMX_ErrorVersionMismatch; - } - - // If the spec versions are the same, then the struct sizes must be the - // same too... - if (*pStructSize != aSize) - { - return OMX_ErrorBadParameter; - } - -#endif // _OMXIL_COMMON_SPEC_VERSION_CHECKS_ON - - return OMX_ErrorNone; - - } - -/** - This method simply resets the following fields in the OMX IL 1.1.x buffer header: - nFilledLen - hMarkTargetComponent - pMarkData - nTickCount - nTimeStamp - nFlags - - @param apBufferHeader An OpenMAX IL buffer header structure. - - */ -EXPORT_C void -TOmxILUtil::ClearBufferContents( - OMX_BUFFERHEADERTYPE* apBufferHeader) - { - - if (!apBufferHeader) - { - return; - } - - apBufferHeader->nFilledLen = 0; - apBufferHeader->hMarkTargetComponent = 0; - apBufferHeader->pMarkData = 0; - apBufferHeader->nTickCount = 0; - apBufferHeader->nTimeStamp = 0; - apBufferHeader->nFlags = 0; - - }