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61 lines
1.6 KiB
C
61 lines
1.6 KiB
C
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/*
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Audio File Library
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Copyright (C) 2010-2012, Michael Pruett <michael@68k.org>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301 USA
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*/
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#ifndef FILE_MODULE_H
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#define FILE_MODULE_H
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#include "Module.h"
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class FileModule : public Module
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{
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public:
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virtual bool handlesSeeking() const { return false; }
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virtual int bufferSize() const;
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protected:
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enum Mode { Compress, Decompress };
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FileModule(Mode, Track *, File *fh, bool canSeek);
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Mode mode() const { return m_mode; }
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bool canSeek() const { return m_canSeek; }
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ssize_t read(void *data, size_t nbytes);
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ssize_t write(const void *data, size_t nbytes);
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off_t seek(off_t offset);
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off_t tell();
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off_t length();
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private:
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Mode m_mode;
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protected:
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Track *m_track;
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void reportReadError(AFframecount framesRead, AFframecount framesRequested);
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void reportWriteError(AFframecount framesWritten, AFframecount framesRequested);
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private:
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File *m_fh;
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bool m_canSeek;
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};
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#endif // FILE_MODULE_H
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