RAFixPtResampler.cpp
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- /* ***** BEGIN LICENSE BLOCK *****
- * Source last modified: $Id: RAFixPtResampler.cpp,v 1.1.20.1 2004/07/09 02:01:17 hubbe Exp $
- *
- * Portions Copyright (c) 1995-2004 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file,
- * are subject to the current version of the RealNetworks Public
- * Source License (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the current version of the RealNetworks Community
- * Source License (the "RCSL") available at
- * http://www.helixcommunity.org/content/rcsl, in which case the RCSL
- * will apply. You may also obtain the license terms directly from
- * RealNetworks. You may not use this file except in compliance with
- * the RPSL or, if you have a valid RCSL with RealNetworks applicable
- * to this file, the RCSL. Please see the applicable RPSL or RCSL for
- * the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * Alternatively, the contents of this file may be used under the
- * terms of the GNU General Public License Version 2 or later (the
- * "GPL") in which case the provisions of the GPL are applicable
- * instead of those above. If you wish to allow use of your version of
- * this file only under the terms of the GPL, and not to allow others
- * to use your version of this file under the terms of either the RPSL
- * or RCSL, indicate your decision by deleting the provisions above
- * and replace them with the notice and other provisions required by
- * the GPL. If you do not delete the provisions above, a recipient may
- * use your version of this file under the terms of any one of the
- * RPSL, the RCSL or the GPL.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the
- * portions it created.
- *
- * This file, and the files included with this file, is distributed
- * and made available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY
- * KIND, EITHER EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS
- * ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES
- * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET
- * ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #include "RAResampler.h"
- // Create a resampler with a given quality level.
- HX_RESULT
- RAExactResampler::Create(RAExactResampler** pRes, int inrate, int outrate,
- int chans, int intype, Quality quality)
- {
- *pRes = NULL;
- HX_ASSERT(intype == _INT16);
- if (intype == _INT16)
- {
- if ((*pRes = new RAExactResampler()) != NULL)
- {
- (*pRes)->m_pInst = InitResampler(inrate, outrate, chans, (int)quality);
- }
- }
- return ((*pRes && (*pRes)->m_pInst) ? HXR_OK : HXR_FAIL);
- }
- RAExactResampler::RAExactResampler()
- : m_pInst(NULL)
- {}
- RAExactResampler::~RAExactResampler()
- {
- if (m_pInst)
- FreeResampler(m_pInst);
- }
- int
- RAExactResampler::GetMaxOutput(int insamps)
- {
- HX_ASSERT(m_pInst);
- return ::GetMaxOutput(insamps, m_pInst);
- }
- int
- RAExactResampler::GetMinInput(int outsamps)
- {
- HX_ASSERT(m_pInst);
- return ::GetMinInput(outsamps, m_pInst);
- }
- int
- RAExactResampler::GetDelay()
- {
- HX_ASSERT(m_pInst);
- return ::GetDelay(m_pInst);
- }