65 lines
2.4 KiB
C++
65 lines
2.4 KiB
C++
/*
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Audio File Library
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Copyright (C) 2013 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 FLACFile_h
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#define FLACFile_h
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#include "Compiler.h"
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#include "FileHandle.h"
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#include "Features.h"
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#if ENABLE(FLAC)
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#include <FLAC/format.h>
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#include <FLAC/stream_decoder.h>
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#endif
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#define _AF_FLAC_NUM_COMPTYPES 1
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extern const int _af_flac_compression_types[_AF_FLAC_NUM_COMPTYPES];
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class FLACFile : public _AFfilehandle
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{
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public:
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static bool recognize(File *);
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static AFfilesetup completeSetup(AFfilesetup);
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FLACFile();
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~FLACFile();
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status readInit(AFfilesetup) OVERRIDE;
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status writeInit(AFfilesetup) OVERRIDE;
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status update() OVERRIDE;
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private:
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#if ENABLE(FLAC)
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void parseStreamInfo(const FLAC__StreamMetadata_StreamInfo &);
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static FLAC__StreamDecoderReadStatus readCallback(const FLAC__StreamDecoder *, FLAC__byte buffer[], size_t *bytes, void *clientData);
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static FLAC__StreamDecoderSeekStatus seekCallback(const FLAC__StreamDecoder *, FLAC__uint64 absoluteByteOffset, void *clientData);
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static FLAC__StreamDecoderTellStatus tellCallback(const FLAC__StreamDecoder *, FLAC__uint64 *absoluteByteOffset, void *clientData);
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static FLAC__StreamDecoderLengthStatus lengthCallback(const FLAC__StreamDecoder *, FLAC__uint64 *length, void *clientData);
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static FLAC__bool eofCallback(const FLAC__StreamDecoder *, void *clientData);
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static FLAC__StreamDecoderWriteStatus writeCallback(const FLAC__StreamDecoder *, const FLAC__Frame *frame, const FLAC__int32 * const buffer[], void *clientData);
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static void metadataCallback(const FLAC__StreamDecoder *, const FLAC__StreamMetadata *metadata, void *clientData);
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static void errorCallback(const FLAC__StreamDecoder *, FLAC__StreamDecoderErrorStatus status, void *clientData);
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#endif
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};
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#endif
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