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Initial import of CVS-v2_8_branch
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Fred Gleason
156
lib/rdaudioconvert.h
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156
lib/rdaudioconvert.h
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// rdaudioconvert.h
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//
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// Convert Audio File Formats
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//
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// (C) Copyright 2010 Fred Gleason <fredg@paravelsystems.com>
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//
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// $Id: rdaudioconvert.h,v 1.4.4.1 2012/09/06 19:47:15 cvs Exp $
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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 RDAUDIOCONVERT_H
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#define RDAUDIOCONVERT_H
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#include <sndfile.h>
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#ifdef HAVE_TWOLAME
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#include <twolame.h>
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#endif // HAVE_TWOLAME
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#ifdef HAVE_LAME
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#include <lame/lame.h>
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#endif // HAVE_LAME
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#ifdef HAVE_MAD
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#include <mad.h>
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#endif // HAVE_MAD
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#include <qobject.h>
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#include <rdwavedata.h>
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#include <rdsettings.h>
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#include <rdwavefile.h>
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class RDAudioConvert : public QObject
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{
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Q_OBJECT;
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public:
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enum ErrorCode {ErrorOk=0,ErrorInvalidSettings=1,ErrorNoSource=2,
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ErrorNoDestination=3,ErrorInvalidSource=4,ErrorInternal=5,
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ErrorFormatNotSupported=6,ErrorNoDisc=7,ErrorNoTrack=8,
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ErrorInvalidSpeed=9,ErrorFormatError=10,ErrorNoSpace=11};
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RDAudioConvert(const QString &station_name,
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QObject *parent=0,const char *name=0);
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~RDAudioConvert();
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void setSourceFile(const QString &filename);
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void setDestinationFile(const QString &filename);
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void setDestinationSettings(RDSettings *settings);
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RDWaveData *sourceWaveData() const;
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void setDestinationWaveData(RDWaveData *wavedata);
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void setRange(int start_pt,int end_pt);
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void setSpeedRatio(float ratio);
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RDAudioConvert::ErrorCode convert();
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static bool settingsValid(RDSettings *settings);
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static QString errorText(RDAudioConvert::ErrorCode err);
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private:
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RDAudioConvert::ErrorCode Stage1Convert(const QString &srcfile,
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const QString &dstfile);
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RDAudioConvert::ErrorCode Stage1Flac(const QString &dstfile,
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RDWaveFile *wave);
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RDAudioConvert::ErrorCode Stage1Vorbis(const QString &dstfile,
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RDWaveFile *wave);
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RDAudioConvert::ErrorCode Stage1Mpeg(const QString &dstfile,
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RDWaveFile *wave);
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RDAudioConvert::ErrorCode Stage1SndFile(const QString &dstfile,
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SNDFILE *sf_src,
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SF_INFO *sf_src_info);
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RDAudioConvert::ErrorCode Stage2Convert(const QString &srcfile,
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const QString &dstfile);
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RDAudioConvert::ErrorCode Stage3Convert(const QString &srcfile,
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const QString &dstfile);
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RDAudioConvert::ErrorCode Stage3Flac(SNDFILE *src_sf,SF_INFO *src_sf_info,
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const QString &dstfile);
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RDAudioConvert::ErrorCode Stage3Vorbis(SNDFILE *src_sf,SF_INFO *src_sf_info,
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const QString &dstfile);
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RDAudioConvert::ErrorCode Stage3Layer3(SNDFILE *src_sf,SF_INFO *src_sf_info,
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const QString &dstfile);
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RDAudioConvert::ErrorCode Stage3Layer2Wav(SNDFILE *src_sf,
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SF_INFO *src_sf_info,
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const QString &dstfile);
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RDAudioConvert::ErrorCode Stage3Layer2(SNDFILE *src_sf,SF_INFO *src_sf_info,
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const QString &dstfile);
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RDAudioConvert::ErrorCode Stage3Pcm16(SNDFILE *src_sf,SF_INFO *src_sf_info,
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const QString &dstfile);
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void ApplyId3Tag(const QString &filename,RDWaveData *wavedata);
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void UpdatePeak(const float data[],ssize_t len);
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void UpdatePeak(const double data[],ssize_t len);
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bool LoadMad();
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bool LoadTwoLame();
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bool LoadLame();
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QString conv_src_filename;
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QString conv_dst_filename;
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int conv_start_point;
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int conv_end_point;
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float conv_speed_ratio;
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RDSettings *conv_settings;
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RDWaveData *conv_src_wavedata;
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RDWaveData *conv_dst_wavedata;
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float conv_peak_sample;
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int conv_src_converter;
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void *conv_mad_handle;
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void *conv_lame_handle;
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void *conv_twolame_handle;
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#ifdef HAVE_MAD
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void (*mad_stream_init)(struct mad_stream *);
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void (*mad_frame_init)(struct mad_frame *);
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void (*mad_synth_init)(struct mad_synth *);
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void (*mad_stream_buffer)(struct mad_stream *,unsigned char const *,
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unsigned long);
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int (*mad_frame_decode)(struct mad_frame *, struct mad_stream *);
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void (*mad_synth_frame)(struct mad_synth *, struct mad_frame const *);
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void (*mad_frame_finish)(struct mad_frame *);
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void (*mad_stream_finish)(struct mad_stream *);
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#endif // HAVE_MAD
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#ifdef HAVE_TWOLAME
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twolame_options *(*twolame_init)(void);
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void (*twolame_set_mode)(twolame_options *,TWOLAME_MPEG_mode);
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void (*twolame_set_num_channels)(twolame_options *,int);
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void (*twolame_set_in_samplerate)(twolame_options *,int);
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void (*twolame_set_out_samplerate)(twolame_options *,int);
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void (*twolame_set_bitrate)(twolame_options *,int);
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int (*twolame_init_params)(twolame_options *);
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void (*twolame_close)(twolame_options **);
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int (*twolame_encode_buffer_float32_interleaved)
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(twolame_options *,const float[],int,unsigned char *,int);
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int (*twolame_encode_flush)(twolame_options *,unsigned char *,int);
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int (*twolame_set_energy_levels)(twolame_options *,int);
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#endif // HAVE_TWOLAME
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#ifdef HAVE_LAME
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lame_global_flags *(*lame_init)(void);
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void (*lame_set_mode)(lame_global_flags *,int);
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void (*lame_set_num_channels)(lame_global_flags *,int);
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void (*lame_set_in_samplerate)(lame_global_flags *,int);
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void (*lame_set_out_samplerate)(lame_global_flags *,int);
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void (*lame_set_brate)(lame_global_flags *,int);
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int (*lame_init_params)(lame_global_flags *);
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void (*lame_close)(lame_global_flags *);
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int (*lame_encode_buffer_interleaved)
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(lame_global_flags *,short int[],int,unsigned char *,int);
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int (*lame_encode_buffer)
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(lame_global_flags *,short int[],short int[],int,unsigned char *,int);
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int (*lame_encode_flush)(lame_global_flags *,unsigned char *,int);
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int (*lame_set_bWriteVbrTag)(lame_global_flags *, int);
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#endif // HAVE_LAME
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};
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#endif // RDAUDIOCONVERT_H
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