engines/gig/DiskThread.cpp

/***************************************************************************
 *                                                                         *
 *   LinuxSampler - modular, streaming capable sampler                     *
 *                                                                         *
 *   Copyright (C) 2003,2004 by Benno Senoner and Christian Schoenebeck    *
 *   Copyright (C) 2005-2016 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< ::gig::DimensionRegion, gig::InstrumentResourceManager>::SLOT_RESERVED = (LinuxSampler::Stream*) &SLOT_RESERVED;

namespace gig {

    DiskThread::DiskThread(int MaxStreams, uint BufferWrapElements, InstrumentResourceManager* pInstruments) :
        DiskThreadBase< ::gig::DimensionRegion, InstrumentResourceManager>(MaxStreams, BufferWrapElements, pInstruments)
    {
        DecompressionBuffer = ::gig::Sample::CreateDecompressionBuffer(CONFIG_STREAM_MAX_REFILL_SIZE);
        CreateAllStreams(MaxStreams, BufferWrapElements);
    }

    DiskThread::~DiskThread() {
        ::gig::Sample::DestroyDecompressionBuffer(DecompressionBuffer);
    }

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

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

1	schoenebeck	53	/***************************************************************************
2			* *
3			* LinuxSampler - modular, streaming capable sampler *
4			* *
5	iliev	2012	* Copyright (C) 2003,2004 by Benno Senoner and Christian Schoenebeck *
6	schoenebeck	3054	* Copyright (C) 2005-2016 Christian Schoenebeck *
7	iliev	2012	* Copyright (C) 2009 Grigor Iliev *
8	schoenebeck	53	* *
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	iliev	2012	#include "Stream.h"
27			#include "../../common/global_private.h"
28	schoenebeck	53
29	iliev	2012	namespace LinuxSampler {
30	schoenebeck	53	// just a placeholder to mark a cell in the pickup array as 'reserved'
31	iliev	2012	template <>
32			LinuxSampler::Stream* LinuxSampler::DiskThreadBase< ::gig::DimensionRegion, gig::InstrumentResourceManager>::SLOT_RESERVED = (LinuxSampler::Stream*) &SLOT_RESERVED;
33	schoenebeck	53
34	iliev	2012	namespace gig {
35	schoenebeck	53
36	schoenebeck	1800	DiskThread::DiskThread(int MaxStreams, uint BufferWrapElements, InstrumentResourceManager* pInstruments) :
37	iliev	2012	DiskThreadBase< ::gig::DimensionRegion, InstrumentResourceManager>(MaxStreams, BufferWrapElements, pInstruments)
38	schoenebeck	1321	{
39	schoenebeck	554	DecompressionBuffer = ::gig::Sample::CreateDecompressionBuffer(CONFIG_STREAM_MAX_REFILL_SIZE);
40	iliev	2012	CreateAllStreams(MaxStreams, BufferWrapElements);
41	schoenebeck	53	}
42
43			DiskThread::~DiskThread() {
44	schoenebeck	385	::gig::Sample::DestroyDecompressionBuffer(DecompressionBuffer);
45	schoenebeck	53	}
46
47	iliev	2012	LinuxSampler::Stream* DiskThread::CreateStream(long BufferSize, uint BufferWrapElements) {
48	schoenebeck	3054	return new Stream(&DecompressionBuffer, (uint)BufferSize, BufferWrapElements); // 131072 sample words
49	schoenebeck	53	}
50
51	iliev	2012	void DiskThread::LaunchStream (
52			LinuxSampler::Stream* pStream,
53			Stream::Handle hStream,
54			Stream::reference_t* pExportReference,
55			::gig::DimensionRegion* pRgn,
56			unsigned long SampleOffset,
57			bool DoLoop
58			) {
59			Stream* pGigStream = dynamic_cast<Stream*>(pStream);
60			if(!pGigStream) throw Exception("Invalid stream type");
61			pGigStream->Launch(hStream, pExportReference, pRgn, SampleOffset, DoLoop);
62	schoenebeck	53	}
63	iliev	2012	}} // namespace LinuxSampler::gig
64	schoenebeck	53