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libsound
AuxStream.h
Go to the documentation of this file.
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// AuxStream.h - external sound input stream
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//
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// Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
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// Free Software Foundation, Inc
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#ifndef SOUND_AUXSTREAM_H
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#define SOUND_AUXSTREAM_H
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#include "
InputStream.h
"
// for inheritance
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#include <boost/cstdint.hpp>
// For C99 int types
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namespace
gnash {
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namespace
sound {
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typedef
unsigned
int (*
aux_streamer_ptr
)(
void
*udata,
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boost::int16_t* samples,
unsigned
int
nSamples,
bool
& eof);
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class
AuxStream
:
public
InputStream
{
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public
:
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AuxStream
(
aux_streamer_ptr
cb,
void
* arg)
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:
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_samplesFetched(0),
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_eof(false),
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_cb(cb),
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_cbArg(arg)
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{}
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// See dox in InputStream.h
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unsigned
int
fetchSamples
(boost::int16_t* to,
unsigned
int
nSamples)
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{
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unsigned
int
wrote = _cb(_cbArg, to, nSamples, _eof);
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_samplesFetched += wrote;
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return
wrote;
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}
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// See dox in InputStream.h
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unsigned
int
samplesFetched
()
const
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{
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return
_samplesFetched;
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}
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// See dox in InputStream.h
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bool
eof
()
const
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{
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return
_eof;
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}
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private
:
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unsigned
int
_samplesFetched;
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bool
_eof;
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aux_streamer_ptr
_cb;
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void
* _cbArg;
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};
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}
// gnash.sound namespace
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}
// namespace gnash
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#endif // SOUND_AUXSTREAM_H
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