engines/sf2/DiskThread.cpp

/***************************************************************************
 *                                                                         *
 *   LinuxSampler - modular, streaming capable sampler                     *
 *                                                                         *
 *   Copyright (C) 2003,2004 by Benno Senoner and Christian Schoenebeck    *
 *   Copyright (C) 2005-2009 Christian Schoenebeck                         *
 *   Copyright (C) 2009 Grigor Iliev                                       *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program 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 General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the Free Software           *
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston,                 *
 *   MA  02111-1307  USA                                                   *
 ***************************************************************************/

#include "DiskThread.h"
#include "Stream.h"
#include "../../common/global_private.h"

namespace LinuxSampler {
    // just a placeholder to mark a cell in the pickup array as 'reserved'
    template <>
    LinuxSampler::Stream* LinuxSampler::DiskThreadBase< ::sf2::Region, sf2::InstrumentResourceManager>::SLOT_RESERVED = (LinuxSampler::Stream*) &SLOT_RESERVED;

namespace sf2 {

    DiskThread::DiskThread(int MaxStreams, uint BufferWrapElements, InstrumentResourceManager* pInstruments) :
        DiskThreadBase< ::sf2::Region, InstrumentResourceManager>(MaxStreams, BufferWrapElements, pInstruments)
    {
        CreateAllStreams(MaxStreams, BufferWrapElements);
    }

    DiskThread::~DiskThread() {
        
    }

    LinuxSampler::Stream* DiskThread::CreateStream(long BufferSize, uint BufferWrapElements) {
        return new Stream(BufferSize, BufferWrapElements); // 131072 sample words
    }

    void DiskThread::LaunchStream (
        LinuxSampler::Stream*  pStream,
        Stream::Handle         hStream,
        Stream::reference_t*   pExportReference,
        ::sf2::Region*         pRgn,
        unsigned long          SampleOffset,
        bool                   DoLoop
    ) {
        Stream* pSf2Stream = dynamic_cast<Stream*>(pStream);
        if(!pSf2Stream) throw Exception("Invalid stream type");
        pSf2Stream->Launch(hStream, pExportReference, pRgn, SampleOffset, DoLoop);
    }
}} // namespace LinuxSampler::sf2

1	iliev	2012	/***************************************************************************
2			* *
3			* LinuxSampler - modular, streaming capable sampler *
4			* *
5			* Copyright (C) 2003,2004 by Benno Senoner and Christian Schoenebeck *
6			* Copyright (C) 2005-2009 Christian Schoenebeck *
7			* Copyright (C) 2009 Grigor Iliev *
8			* *
9			* This program is free software; you can redistribute it and/or modify *
10			* it under the terms of the GNU General Public License as published by *
11			* the Free Software Foundation; either version 2 of the License, or *
12			* (at your option) any later version. *
13			* *
14			* This program is distributed in the hope that it will be useful, *
15			* but WITHOUT ANY WARRANTY; without even the implied warranty of *
16			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
17			* GNU General Public License for more details. *
18			* *
19			* You should have received a copy of the GNU General Public License *
20			* along with this program; if not, write to the Free Software *
21			* Foundation, Inc., 59 Temple Place, Suite 330, Boston, *
22			* MA 02111-1307 USA *
23			***************************************************************************/
24
25			#include "DiskThread.h"
26			#include "Stream.h"
27			#include "../../common/global_private.h"
28
29			namespace LinuxSampler {
30			// just a placeholder to mark a cell in the pickup array as 'reserved'
31			template <>
32			LinuxSampler::Stream* LinuxSampler::DiskThreadBase< ::sf2::Region, sf2::InstrumentResourceManager>::SLOT_RESERVED = (LinuxSampler::Stream*) &SLOT_RESERVED;
33
34			namespace sf2 {
35
36			DiskThread::DiskThread(int MaxStreams, uint BufferWrapElements, InstrumentResourceManager* pInstruments) :
37			DiskThreadBase< ::sf2::Region, InstrumentResourceManager>(MaxStreams, BufferWrapElements, pInstruments)
38			{
39			CreateAllStreams(MaxStreams, BufferWrapElements);
40			}
41
42			DiskThread::~DiskThread() {
43
44			}
45
46			LinuxSampler::Stream* DiskThread::CreateStream(long BufferSize, uint BufferWrapElements) {
47			return new Stream(BufferSize, BufferWrapElements); // 131072 sample words
48			}
49
50			void DiskThread::LaunchStream (
51			LinuxSampler::Stream* pStream,
52			Stream::Handle hStream,
53			Stream::reference_t* pExportReference,
54			::sf2::Region* pRgn,
55			unsigned long SampleOffset,
56			bool DoLoop
57			) {
58			Stream* pSf2Stream = dynamic_cast<Stream*>(pStream);
59			if(!pSf2Stream) throw Exception("Invalid stream type");
60			pSf2Stream->Launch(hStream, pExportReference, pRgn, SampleOffset, DoLoop);
61			}
62			}} // namespace LinuxSampler::sf2
63