1f39251c4SAndrew Rist /**************************************************************
2cdf0e10cSrcweir *
3f39251c4SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one
4f39251c4SAndrew Rist * or more contributor license agreements. See the NOTICE file
5f39251c4SAndrew Rist * distributed with this work for additional information
6f39251c4SAndrew Rist * regarding copyright ownership. The ASF licenses this file
7f39251c4SAndrew Rist * to you under the Apache License, Version 2.0 (the
8f39251c4SAndrew Rist * "License"); you may not use this file except in compliance
9f39251c4SAndrew Rist * with the License. You may obtain a copy of the License at
10f39251c4SAndrew Rist *
11f39251c4SAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0
12f39251c4SAndrew Rist *
13f39251c4SAndrew Rist * Unless required by applicable law or agreed to in writing,
14f39251c4SAndrew Rist * software distributed under the License is distributed on an
15f39251c4SAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16f39251c4SAndrew Rist * KIND, either express or implied. See the License for the
17f39251c4SAndrew Rist * specific language governing permissions and limitations
18f39251c4SAndrew Rist * under the License.
19f39251c4SAndrew Rist *
20f39251c4SAndrew Rist *************************************************************/
21f39251c4SAndrew Rist
22f39251c4SAndrew Rist
23cdf0e10cSrcweir
24cdf0e10cSrcweir #include <tools/prewin.h>
25cdf0e10cSrcweir #if defined _MSC_VER
26cdf0e10cSrcweir #pragma warning(push, 1)
27cdf0e10cSrcweir #pragma warning(disable: 4917)
28cdf0e10cSrcweir #endif
29cdf0e10cSrcweir #include <windows.h>
30cdf0e10cSrcweir #include <objbase.h>
31cdf0e10cSrcweir #include <strmif.h>
32cdf0e10cSrcweir #include <Amvideo.h>
33cdf0e10cSrcweir #if defined(_MSC_VER) && (_MSC_VER < 1500)
34cdf0e10cSrcweir #include <Qedit.h>
35cdf0e10cSrcweir #else
36cdf0e10cSrcweir #include "interface.hxx"
37cdf0e10cSrcweir #endif
38cdf0e10cSrcweir #include <uuids.h>
39cdf0e10cSrcweir #if defined _MSC_VER
40cdf0e10cSrcweir #pragma warning(pop)
41cdf0e10cSrcweir #endif
42cdf0e10cSrcweir #include <tools/postwin.h>
43cdf0e10cSrcweir
44cdf0e10cSrcweir #include "framegrabber.hxx"
45cdf0e10cSrcweir #include "player.hxx"
46cdf0e10cSrcweir
47cdf0e10cSrcweir #include <tools/stream.hxx>
48cdf0e10cSrcweir #include <vcl/graph.hxx>
49cdf0e10cSrcweir #include <unotools/localfilehelper.hxx>
5045fd3b9aSArmin Le Grand #include <vcl/dibtools.hxx>
51cdf0e10cSrcweir
52cdf0e10cSrcweir #define AVMEDIA_WIN_FRAMEGRABBER_IMPLEMENTATIONNAME "com.sun.star.comp.avmedia.FrameGrabber_DirectX"
53cdf0e10cSrcweir #define AVMEDIA_WIN_FRAMEGRABBER_SERVICENAME "com.sun.star.media.FrameGrabber_DirectX"
54cdf0e10cSrcweir
55cdf0e10cSrcweir using namespace ::com::sun::star;
56cdf0e10cSrcweir
57cdf0e10cSrcweir namespace avmedia { namespace win {
58cdf0e10cSrcweir
59cdf0e10cSrcweir // ----------------
60cdf0e10cSrcweir // - FrameGrabber -
61cdf0e10cSrcweir // ----------------
62cdf0e10cSrcweir
FrameGrabber(const uno::Reference<lang::XMultiServiceFactory> & rxMgr)63cdf0e10cSrcweir FrameGrabber::FrameGrabber( const uno::Reference< lang::XMultiServiceFactory >& rxMgr ) :
64cdf0e10cSrcweir mxMgr( rxMgr )
65cdf0e10cSrcweir {
66cdf0e10cSrcweir ::CoInitialize( NULL );
67cdf0e10cSrcweir }
68cdf0e10cSrcweir
69cdf0e10cSrcweir // ------------------------------------------------------------------------------
70cdf0e10cSrcweir
~FrameGrabber()71cdf0e10cSrcweir FrameGrabber::~FrameGrabber()
72cdf0e10cSrcweir {
73cdf0e10cSrcweir ::CoUninitialize();
74cdf0e10cSrcweir }
75cdf0e10cSrcweir
76cdf0e10cSrcweir // ------------------------------------------------------------------------------
77cdf0e10cSrcweir
implCreateMediaDet(const::rtl::OUString & rURL) const78cdf0e10cSrcweir IMediaDet* FrameGrabber::implCreateMediaDet( const ::rtl::OUString& rURL ) const
79cdf0e10cSrcweir {
80cdf0e10cSrcweir IMediaDet* pDet = NULL;
81cdf0e10cSrcweir
82cdf0e10cSrcweir if( SUCCEEDED( CoCreateInstance( CLSID_MediaDet, NULL, CLSCTX_INPROC_SERVER, IID_IMediaDet, (void**) &pDet ) ) )
83cdf0e10cSrcweir {
84cdf0e10cSrcweir String aLocalStr;
85cdf0e10cSrcweir
86cdf0e10cSrcweir if( ::utl::LocalFileHelper::ConvertURLToPhysicalName( rURL, aLocalStr ) && aLocalStr.Len() )
87cdf0e10cSrcweir {
88cdf0e10cSrcweir if( !SUCCEEDED( pDet->put_Filename( ::SysAllocString( reinterpret_cast<LPCOLESTR>(aLocalStr.GetBuffer()) ) ) ) )
89cdf0e10cSrcweir {
90cdf0e10cSrcweir pDet->Release();
91cdf0e10cSrcweir pDet = NULL;
92cdf0e10cSrcweir }
93cdf0e10cSrcweir }
94cdf0e10cSrcweir }
95cdf0e10cSrcweir
96cdf0e10cSrcweir return pDet;
97cdf0e10cSrcweir }
98cdf0e10cSrcweir
99cdf0e10cSrcweir // ------------------------------------------------------------------------------
100cdf0e10cSrcweir
create(const::rtl::OUString & rURL)101cdf0e10cSrcweir bool FrameGrabber::create( const ::rtl::OUString& rURL )
102cdf0e10cSrcweir {
103cdf0e10cSrcweir // just check if a MediaDet interface can be created with the given URL
104cdf0e10cSrcweir IMediaDet* pDet = implCreateMediaDet( rURL );
105cdf0e10cSrcweir
106cdf0e10cSrcweir if( pDet )
107cdf0e10cSrcweir {
108cdf0e10cSrcweir maURL = rURL;
109cdf0e10cSrcweir pDet->Release();
110cdf0e10cSrcweir pDet = NULL;
111cdf0e10cSrcweir }
112cdf0e10cSrcweir else
113cdf0e10cSrcweir maURL = ::rtl::OUString();
114cdf0e10cSrcweir
115*144e4e62SHerbert Dürr return !maURL.isEmpty();
116cdf0e10cSrcweir }
117cdf0e10cSrcweir
118cdf0e10cSrcweir // ------------------------------------------------------------------------------
119cdf0e10cSrcweir
grabFrame(double fMediaTime)120cdf0e10cSrcweir uno::Reference< graphic::XGraphic > SAL_CALL FrameGrabber::grabFrame( double fMediaTime )
121cdf0e10cSrcweir throw (uno::RuntimeException)
122cdf0e10cSrcweir {
123cdf0e10cSrcweir uno::Reference< graphic::XGraphic > xRet;
124cdf0e10cSrcweir IMediaDet* pDet = implCreateMediaDet( maURL );
125cdf0e10cSrcweir
126cdf0e10cSrcweir if( pDet )
127cdf0e10cSrcweir {
128cdf0e10cSrcweir double fLength;
129cdf0e10cSrcweir long nStreamCount;
130cdf0e10cSrcweir bool bFound = false;
131cdf0e10cSrcweir
132cdf0e10cSrcweir if( SUCCEEDED( pDet->get_OutputStreams( &nStreamCount ) ) )
133cdf0e10cSrcweir {
134cdf0e10cSrcweir for( long n = 0; ( n < nStreamCount ) && !bFound; ++n )
135cdf0e10cSrcweir {
136cdf0e10cSrcweir GUID aMajorType;
137cdf0e10cSrcweir
138cdf0e10cSrcweir if( SUCCEEDED( pDet->put_CurrentStream( n ) ) &&
139cdf0e10cSrcweir SUCCEEDED( pDet->get_StreamType( &aMajorType ) ) &&
140cdf0e10cSrcweir ( aMajorType == MEDIATYPE_Video ) )
141cdf0e10cSrcweir {
142cdf0e10cSrcweir bFound = true;
143cdf0e10cSrcweir }
144cdf0e10cSrcweir }
145cdf0e10cSrcweir }
146cdf0e10cSrcweir
147cdf0e10cSrcweir if( bFound &&
148cdf0e10cSrcweir ( S_OK == pDet->get_StreamLength( &fLength ) ) &&
149cdf0e10cSrcweir ( fLength > 0.0 ) && ( fMediaTime >= 0.0 ) && ( fMediaTime <= fLength ) )
150cdf0e10cSrcweir {
151cdf0e10cSrcweir AM_MEDIA_TYPE aMediaType;
152cdf0e10cSrcweir long nWidth = 0, nHeight = 0, nSize = 0;
153cdf0e10cSrcweir
154cdf0e10cSrcweir if( SUCCEEDED( pDet->get_StreamMediaType( &aMediaType ) ) )
155cdf0e10cSrcweir {
156cdf0e10cSrcweir if( ( aMediaType.formattype == FORMAT_VideoInfo ) &&
157cdf0e10cSrcweir ( aMediaType.cbFormat >= sizeof( VIDEOINFOHEADER ) ) )
158cdf0e10cSrcweir {
159cdf0e10cSrcweir VIDEOINFOHEADER* pVih = reinterpret_cast< VIDEOINFOHEADER* >( aMediaType.pbFormat );
160cdf0e10cSrcweir
161cdf0e10cSrcweir nWidth = pVih->bmiHeader.biWidth;
162cdf0e10cSrcweir nHeight = pVih->bmiHeader.biHeight;
163cdf0e10cSrcweir
164cdf0e10cSrcweir if( nHeight < 0 )
165cdf0e10cSrcweir nHeight *= -1;
166cdf0e10cSrcweir }
167cdf0e10cSrcweir
168cdf0e10cSrcweir if( aMediaType.cbFormat != 0 )
169cdf0e10cSrcweir {
170cdf0e10cSrcweir ::CoTaskMemFree( (PVOID) aMediaType.pbFormat );
171cdf0e10cSrcweir aMediaType.cbFormat = 0;
172cdf0e10cSrcweir aMediaType.pbFormat = NULL;
173cdf0e10cSrcweir }
174cdf0e10cSrcweir
175cdf0e10cSrcweir if( aMediaType.pUnk != NULL )
176cdf0e10cSrcweir {
177cdf0e10cSrcweir aMediaType.pUnk->Release();
178cdf0e10cSrcweir aMediaType.pUnk = NULL;
179cdf0e10cSrcweir }
180cdf0e10cSrcweir }
181cdf0e10cSrcweir
182cdf0e10cSrcweir if( ( nWidth > 0 ) && ( nHeight > 0 ) &&
183cdf0e10cSrcweir SUCCEEDED( pDet->GetBitmapBits( 0, &nSize, NULL, nWidth, nHeight ) ) &&
184cdf0e10cSrcweir ( nSize > 0 ) )
185cdf0e10cSrcweir {
186cdf0e10cSrcweir char* pBuffer = new char[ nSize ];
187cdf0e10cSrcweir
188cdf0e10cSrcweir try
189cdf0e10cSrcweir {
190cdf0e10cSrcweir if( SUCCEEDED( pDet->GetBitmapBits( fMediaTime, NULL, pBuffer, nWidth, nHeight ) ) )
191cdf0e10cSrcweir {
192cdf0e10cSrcweir SvMemoryStream aMemStm( pBuffer, nSize, STREAM_READ | STREAM_WRITE );
193cdf0e10cSrcweir Bitmap aBmp;
194cdf0e10cSrcweir
19545fd3b9aSArmin Le Grand if( ReadDIB(aBmp, aMemStm, false ) && !aBmp.IsEmpty() )
196cdf0e10cSrcweir {
197cdf0e10cSrcweir const Graphic aGraphic( aBmp );
198cdf0e10cSrcweir xRet = aGraphic.GetXGraphic();
199cdf0e10cSrcweir }
200cdf0e10cSrcweir }
201cdf0e10cSrcweir }
202cdf0e10cSrcweir catch( ... )
203cdf0e10cSrcweir {
204cdf0e10cSrcweir }
205cdf0e10cSrcweir
206cdf0e10cSrcweir delete [] pBuffer;
207cdf0e10cSrcweir }
208cdf0e10cSrcweir }
209cdf0e10cSrcweir
210cdf0e10cSrcweir pDet->Release();
211cdf0e10cSrcweir }
212cdf0e10cSrcweir
213cdf0e10cSrcweir return xRet;
214cdf0e10cSrcweir }
215cdf0e10cSrcweir
216cdf0e10cSrcweir // ------------------------------------------------------------------------------
217cdf0e10cSrcweir
getImplementationName()218cdf0e10cSrcweir ::rtl::OUString SAL_CALL FrameGrabber::getImplementationName( )
219cdf0e10cSrcweir throw (uno::RuntimeException)
220cdf0e10cSrcweir {
221cdf0e10cSrcweir return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( AVMEDIA_WIN_FRAMEGRABBER_IMPLEMENTATIONNAME ) );
222cdf0e10cSrcweir }
223cdf0e10cSrcweir
224cdf0e10cSrcweir // ------------------------------------------------------------------------------
225cdf0e10cSrcweir
supportsService(const::rtl::OUString & ServiceName)226cdf0e10cSrcweir sal_Bool SAL_CALL FrameGrabber::supportsService( const ::rtl::OUString& ServiceName )
227cdf0e10cSrcweir throw (uno::RuntimeException)
228cdf0e10cSrcweir {
229cdf0e10cSrcweir return ServiceName.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM ( AVMEDIA_WIN_FRAMEGRABBER_SERVICENAME ) );
230cdf0e10cSrcweir }
231cdf0e10cSrcweir
232cdf0e10cSrcweir // ------------------------------------------------------------------------------
233cdf0e10cSrcweir
getSupportedServiceNames()234cdf0e10cSrcweir uno::Sequence< ::rtl::OUString > SAL_CALL FrameGrabber::getSupportedServiceNames( )
235cdf0e10cSrcweir throw (uno::RuntimeException)
236cdf0e10cSrcweir {
237cdf0e10cSrcweir uno::Sequence< ::rtl::OUString > aRet(1);
238cdf0e10cSrcweir aRet[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM ( AVMEDIA_WIN_FRAMEGRABBER_SERVICENAME ) );
239cdf0e10cSrcweir
240cdf0e10cSrcweir return aRet;
241cdf0e10cSrcweir }
242cdf0e10cSrcweir
243cdf0e10cSrcweir } // namespace win
244cdf0e10cSrcweir } // namespace avmedia
245