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Diffstat (limited to 'avmedia/source/win/framegrabber.cxx')
| -rw-r--r-- | avmedia/source/win/framegrabber.cxx | 249 |
1 files changed, 0 insertions, 249 deletions
diff --git a/avmedia/source/win/framegrabber.cxx b/avmedia/source/win/framegrabber.cxx deleted file mode 100644 index 5b9f823c89..0000000000 --- a/avmedia/source/win/framegrabber.cxx +++ /dev/null @@ -1,249 +0,0 @@ -/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ -/************************************************************************* - * - * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. - * - * Copyright 2000, 2010 Oracle and/or its affiliates. - * - * OpenOffice.org - a multi-platform office productivity suite - * - * This file is part of OpenOffice.org. - * - * OpenOffice.org is free software: you can redistribute it and/or modify - * it under the terms of the GNU Lesser General Public License version 3 - * only, as published by the Free Software Foundation. - * - * OpenOffice.org is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU Lesser General Public License version 3 for more details - * (a copy is included in the LICENSE file that accompanied this code). - * - * You should have received a copy of the GNU Lesser General Public License - * version 3 along with OpenOffice.org. If not, see - * <http://www.openoffice.org/license.html> - * for a copy of the LGPLv3 License. - * - ************************************************************************/ - -#if defined _MSC_VER -#pragma warning(push, 1) -#pragma warning(disable: 4917) -#endif -#include <prewin.h> -#include <postwin.h> -#include <objbase.h> -#include <strmif.h> -#include <Amvideo.h> -#if defined(_MSC_VER) && (_MSC_VER < 1500) -#include <Qedit.h> -#else -#include "interface.hxx" -#endif -#include <uuids.h> -#if defined _MSC_VER -#pragma warning(pop) -#endif - -#include "framegrabber.hxx" -#include "player.hxx" - -#include <tools/stream.hxx> -#include <vcl/graph.hxx> -#include <unotools/localfilehelper.hxx> - -#define AVMEDIA_WIN_FRAMEGRABBER_IMPLEMENTATIONNAME "com.sun.star.comp.avmedia.FrameGrabber_DirectX" -#define AVMEDIA_WIN_FRAMEGRABBER_SERVICENAME "com.sun.star.media.FrameGrabber_DirectX" - -using namespace ::com::sun::star; - -namespace avmedia { namespace win { - -// ---------------- -// - FrameGrabber - -// ---------------- - -FrameGrabber::FrameGrabber( const uno::Reference< lang::XMultiServiceFactory >& rxMgr ) : - mxMgr( rxMgr ) -{ - ::CoInitialize( NULL ); -} - -// ------------------------------------------------------------------------------ - -FrameGrabber::~FrameGrabber() -{ - ::CoUninitialize(); -} - -// ------------------------------------------------------------------------------ - -IMediaDet* FrameGrabber::implCreateMediaDet( const ::rtl::OUString& rURL ) const -{ - IMediaDet* pDet = NULL; - - if( SUCCEEDED( CoCreateInstance( CLSID_MediaDet, NULL, CLSCTX_INPROC_SERVER, IID_IMediaDet, (void**) &pDet ) ) ) - { - String aLocalStr; - - if( ::utl::LocalFileHelper::ConvertURLToPhysicalName( rURL, aLocalStr ) && aLocalStr.Len() ) - { - if( !SUCCEEDED( pDet->put_Filename( ::SysAllocString( reinterpret_cast<LPCOLESTR>(aLocalStr.GetBuffer()) ) ) ) ) - { - pDet->Release(); - pDet = NULL; - } - } - } - - return pDet; -} - -// ------------------------------------------------------------------------------ - -bool FrameGrabber::create( const ::rtl::OUString& rURL ) -{ - // just check if a MediaDet interface can be created with the given URL - IMediaDet* pDet = implCreateMediaDet( rURL ); - - if( pDet ) - { - maURL = rURL; - pDet->Release(); - pDet = NULL; - } - else - maURL = ::rtl::OUString(); - - return( maURL.getLength() > 0 ); -} - -// ------------------------------------------------------------------------------ - -uno::Reference< graphic::XGraphic > SAL_CALL FrameGrabber::grabFrame( double fMediaTime ) - throw (uno::RuntimeException) -{ - uno::Reference< graphic::XGraphic > xRet; - IMediaDet* pDet = implCreateMediaDet( maURL ); - - if( pDet ) - { - double fLength; - long nStreamCount; - bool bFound = false; - - if( SUCCEEDED( pDet->get_OutputStreams( &nStreamCount ) ) ) - { - for( long n = 0; ( n < nStreamCount ) && !bFound; ++n ) - { - GUID aMajorType; - - if( SUCCEEDED( pDet->put_CurrentStream( n ) ) && - SUCCEEDED( pDet->get_StreamType( &aMajorType ) ) && - ( aMajorType == MEDIATYPE_Video ) ) - { - bFound = true; - } - } - } - - if( bFound && - ( S_OK == pDet->get_StreamLength( &fLength ) ) && - ( fLength > 0.0 ) && ( fMediaTime >= 0.0 ) && ( fMediaTime <= fLength ) ) - { - AM_MEDIA_TYPE aMediaType; - long nWidth = 0, nHeight = 0, nSize = 0; - - if( SUCCEEDED( pDet->get_StreamMediaType( &aMediaType ) ) ) - { - if( ( aMediaType.formattype == FORMAT_VideoInfo ) && - ( aMediaType.cbFormat >= sizeof( VIDEOINFOHEADER ) ) ) - { - VIDEOINFOHEADER* pVih = reinterpret_cast< VIDEOINFOHEADER* >( aMediaType.pbFormat ); - - nWidth = pVih->bmiHeader.biWidth; - nHeight = pVih->bmiHeader.biHeight; - - if( nHeight < 0 ) - nHeight *= -1; - } - - if( aMediaType.cbFormat != 0 ) - { - ::CoTaskMemFree( (PVOID) aMediaType.pbFormat ); - aMediaType.cbFormat = 0; - aMediaType.pbFormat = NULL; - } - - if( aMediaType.pUnk != NULL ) - { - aMediaType.pUnk->Release(); - aMediaType.pUnk = NULL; - } - } - - if( ( nWidth > 0 ) && ( nHeight > 0 ) && - SUCCEEDED( pDet->GetBitmapBits( 0, &nSize, NULL, nWidth, nHeight ) ) && - ( nSize > 0 ) ) - { - char* pBuffer = new char[ nSize ]; - - try - { - if( SUCCEEDED( pDet->GetBitmapBits( fMediaTime, NULL, pBuffer, nWidth, nHeight ) ) ) - { - SvMemoryStream aMemStm( pBuffer, nSize, STREAM_READ | STREAM_WRITE ); - Bitmap aBmp; - - if( aBmp.Read( aMemStm, false ) && !aBmp.IsEmpty() ) - { - const Graphic aGraphic( aBmp ); - xRet = aGraphic.GetXGraphic(); - } - } - } - catch( ... ) - { - } - - delete [] pBuffer; - } - } - - pDet->Release(); - } - - return xRet; -} - -// ------------------------------------------------------------------------------ - -::rtl::OUString SAL_CALL FrameGrabber::getImplementationName( ) - throw (uno::RuntimeException) -{ - return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( AVMEDIA_WIN_FRAMEGRABBER_IMPLEMENTATIONNAME ) ); -} - -// ------------------------------------------------------------------------------ - -sal_Bool SAL_CALL FrameGrabber::supportsService( const ::rtl::OUString& ServiceName ) - throw (uno::RuntimeException) -{ - return ServiceName.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM ( AVMEDIA_WIN_FRAMEGRABBER_SERVICENAME ) ); -} - -// ------------------------------------------------------------------------------ - -uno::Sequence< ::rtl::OUString > SAL_CALL FrameGrabber::getSupportedServiceNames( ) - throw (uno::RuntimeException) -{ - uno::Sequence< ::rtl::OUString > aRet(1); - aRet[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM ( AVMEDIA_WIN_FRAMEGRABBER_SERVICENAME ) ); - - return aRet; -} - -} // namespace win -} // namespace avmedia - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |