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698b475933
* Removed all CVS tags. * Removed 'const char *name' parameter from all QObject contructors.
60 lines
1.7 KiB
C++
60 lines
1.7 KiB
C++
// rdflacdecode.h
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//
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// Decode FLAC Files using libFLAC++
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//
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// (C) Copyright 2010,2016 Fred Gleason <fredg@paravelsystems.com>
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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 version 2 as
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// published by the Free Software Foundation.
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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
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// License along with this program; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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//
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#ifndef RDFLACDECODE_H
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#define RDFLACDECODE_H
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#include <sndfile.h>
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#ifdef HAVE_FLAC
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#include <FLAC++/decoder.h>
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#include <rdwavefile.h>
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class RDFlacDecode : public FLAC::Decoder::File
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{
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public:
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RDFlacDecode(SNDFILE *dst_sf);
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void setRange(int start_pt,int end_pt);
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void decode(RDWaveFile *src_wave,float *peak);
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protected:
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FLAC__StreamDecoderWriteStatus
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write_callback(const ::FLAC__Frame *frame,
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const FLAC__int32 *const buffer[]);
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void error_callback(::FLAC__StreamDecoderErrorStatus status);
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void metadata_callback(const FLAC__StreamMetadata*);
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private:
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void UpdatePeak(const float data[],ssize_t len);
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SNDFILE *flac_sf_dst;
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int flac_start_point;
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int flac_end_point;
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int flac_start_sample;
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int flac_end_sample;
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float *flac_peak_sample;
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int flac_total_frames;
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RDWaveFile *flac_wavefile;
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bool flac_active;
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};
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#endif // HAVE_FLAC
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#endif // RDFLACDECODER_H
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