jdkmidi class library documentation
Copyright © 2004 J.D. Koftinoff Software, Ltd.
Released under the GNU General Public License (GPL)

---

src/jdkmidi_fileshow.cpp

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/*
 *  libjdkmidi-2004 C++ Class Library for MIDI
 *
 *  Copyright (C) 2004  J.D. Koftinoff Software, Ltd.
 *  www.jdkoftinoff.com
 *  jeffk@jdkoftinoff.com
 *
 *  *** RELEASED UNDER THE GNU GENERAL PUBLIC LICENSE (GPL) April 27, 2004 ***
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/
/*
**  Copyright 1986 to 1998 By J.D. Koftinoff Software, Ltd.
**
**  All rights reserved.
**
**  No one may duplicate this source code in any form for any reason
**  without the written permission given by J.D. Koftinoff Software, Ltd.
**
*/

#include "jdkmidi/world.h"

#include "jdkmidi/fileshow.h"

#ifndef DEBUG_MDFSH
# define DEBUG_MDFSH  0
#endif

#if DEBUG_MDFSH
# undef DBG
# define DBG(a) a
#endif

namespace jdkmidi
{
  
  
  MIDIFileShow::MIDIFileShow( FILE *out_ )  
    : 
    out( out_ )
  {
    ENTER("MIDIFileShow::MIDIFileShow()");
    
  } 
  
  MIDIFileShow::~MIDIFileShow() 
  {
    ENTER("MIDIFileShow::~MIDIFileShow()");
    
  } 
  
  void    MIDIFileShow::mf_error( char *e ) 
  {
    fprintf( out, "\nParse Error: %s\n", e );
    MIDIFileEvents::mf_error( e );
  } 
  
  void    MIDIFileShow::mf_starttrack( int trk )  
  {
    fprintf( out, "Start Track #%d\n", trk );
  } 
  
  void    MIDIFileShow::mf_endtrack( int trk) 
  {
    fprintf( out, "End Track   #%d\n", trk );
  } 
  
  void    MIDIFileShow::mf_header( int format, int ntrks, int d ) 
  {
    fprintf( out, "Header: Type=%d Tracks=%d", format, ntrks );
    
    
    division=d;
    
    if( division>0x8000 )
    {
      unsigned char smpte_rate = ((unsigned char)((-division)>>8));
      unsigned char smpte_division = (unsigned char)(division&0xff);
      
      fprintf( out, " SMPTE=%d Division=%d\n", smpte_rate, smpte_division );
    }
    else
    {
      fprintf( out, " Division=%d\n", division );
    }
  } 
  
  void  MIDIFileShow::show_time( MIDIClockTime time ) 
  {
    if( division>0 )
    {
      unsigned long beat = time/division;
      unsigned long clk = time%division;
      
      fprintf( out, "Time: %6ld:%3ld    ", beat, clk );
    }
    else
    {
      fprintf( out, "Time: %9ld     ", time );
    }
  } 
  
//
// The possible events in a MIDI Files
//
  
  void    MIDIFileShow::mf_system_mode( const MIDITimedMessage &msg   ) 
  {
    show_time( msg.GetTime() );
    char buf[64];   
    fprintf( out, "%s\n", msg.MsgToText(buf) );
  } 
  
  void    MIDIFileShow::mf_note_on( const MIDITimedMessage &msg   ) 
  {
    show_time( msg.GetTime() );
    char buf[64];   
    fprintf( out, "%s\n", msg.MsgToText(buf) );
    
  } 
  
  void    MIDIFileShow::mf_note_off( const MIDITimedMessage &msg  ) 
  {
    show_time( msg.GetTime() );
    char buf[64];   
    fprintf( out, "%s\n", msg.MsgToText(buf) );
  } 
  
  void    MIDIFileShow::mf_poly_after( const MIDITimedMessage &msg  ) 
  {
    show_time( msg.GetTime() );
    char buf[64];
    fprintf( out, "%s\n", msg.MsgToText(buf) );
  } 
  
  void    MIDIFileShow::mf_bender( const MIDITimedMessage &msg  ) 
  {
    show_time( msg.GetTime() );
    char buf[64];   
    fprintf( out, "%s\n", msg.MsgToText(buf) );
  } 
  
  void    MIDIFileShow::mf_program(const MIDITimedMessage &msg  ) 
  {
    show_time( msg.GetTime() );
    char buf[64];   
    fprintf( out, "%s\n", msg.MsgToText(buf) );
  } 
  
  void    MIDIFileShow::mf_chan_after( const MIDITimedMessage &msg  ) 
  {
    show_time( msg.GetTime() );
    char buf[64];   
    fprintf( out, "%s\n", msg.MsgToText(buf) );
  } 
  
  void    MIDIFileShow::mf_control( const MIDITimedMessage &msg   ) 
  {
    show_time( msg.GetTime() );
    char buf[64];   
    fprintf( out, "%s\n", msg.MsgToText(buf) );
  } 
  
  void    MIDIFileShow::mf_sysex( MIDIClockTime time, const MIDISystemExclusive &ex ) 
  {
    show_time( time );
    fprintf( out, "SysEx     Length=%d\n", ex.GetLength() );
    
    for( int i=0; i<ex.GetLength(); ++i )
    {
      if( (i&0x1f)==0 )
        fprintf( out, "\n" );
      fprintf( out, "%02x ", (int)ex.GetData(i) );
    }
    fprintf( out, "\n" );
  } 
  
  void    MIDIFileShow::mf_arbitrary(MIDIClockTime time, int len, unsigned char *data   ) 
  {
    show_time( time );
    fprintf( out, "RAW MIDI DATA    Length=%d\n", len );
    
    for( int i=0; i<len; ++i )
    {
      if( (i&0x1f)==0 )
        fprintf( out, "\n" );
      fprintf( out, "%02x ", (int)data[i] );
    }
    fprintf( out, "\n" );
  } 
  
  void    MIDIFileShow::mf_metamisc(MIDIClockTime time, int type, int len, unsigned char *data  ) 
  {
    show_time( time );
    
    fprintf( out, "META-EVENT       TYPE=%d Length=%d\n", type, len );
    
    for( int i=0; i<len; ++i )
    {
      if( (i&0x1f)==0 )
        fprintf( out, "\n" );
      fprintf( out, "%02x ", (int)data[i] );
    }
    fprintf( out, "\n" ); 
  } 
  
  void    MIDIFileShow::mf_seqnum(MIDIClockTime time, int num ) 
  {
    show_time( time );
    
    fprintf( out, "Sequence Number  %d\n", num );
  } 
  
  void    MIDIFileShow::mf_smpte(MIDIClockTime time, int a, int b, int c, int d, int e) 
  {
    show_time( time );
    
    fprintf( out, "SMPTE Event      %02x,%02x,%02x,%02x,%02x\n", a,b,c,d,e );
  } 
  
  void    MIDIFileShow::mf_timesig (
    MIDIClockTime time,
    int num,
    int denom_power,
    int midi_clocks_per_metronome,
    int notated_32nds_per_midi_quarter_note ) 
  {
    show_time( time );
    
    fprintf( out, "Time Signature   %d/%d  Clks/Metro.=%d 32nd/Quarter=%d\n",
             num,
             denom_power,
             midi_clocks_per_metronome,
             notated_32nds_per_midi_quarter_note );
    
  } 
  
  
  void    MIDIFileShow::mf_tempo(MIDIClockTime time, unsigned long tempo  ) 
  {
    show_time( time );
    
    fprintf( out, "Tempo              %4.2f BPM (%9ld usec/beat)\n",
             (60000000.0/(double)tempo), tempo );
  } 
  
  void    MIDIFileShow::mf_keysig(MIDIClockTime time, int sf, int mi )  
  {
    show_time( time );
    
    fprintf( out, "Key Signature      " );
    
    if( mi )
      fprintf( out, "MINOR KEY  " );
    else
      fprintf( out, "MAJOR KEY  " );
    
    if( sf<0 )
      fprintf( out, "%d Flats\n", -sf );
    else
      fprintf( out, "%d Sharps\n", sf );
  } 
  
  void    MIDIFileShow::mf_sqspecific( MIDIClockTime time, int len, unsigned char *data ) 
  {
    show_time( time );
    
    fprintf( out, "Sequencer Specific     Length=%d\n", len );
    
    for( int i=0; i<len; ++i )
    {
      if( (i&0x1f)==0 )
        fprintf( out, "\n" );
      fprintf( out, "%02x ", (int)data[i] );
    }
    fprintf( out, "\n" );
    
  } 
  
  void    MIDIFileShow::mf_text(MIDIClockTime time, int type, int len, unsigned char *txt ) 
  {
    static char * text_event_names[16] =
      {
        "SEQ. #    ",
        "GENERIC   ",
        "COPYRIGHT ",
        "INST. NAME",
        "TRACK NAME",
        "LYRIC     ",
        "MARKER    ",
        "CUE       ",
        "UNKNOWN   ",
        "UNKNOWN   ",
        "UNKNOWN   ",
        "UNKNOWN   ",
        "UNKNOWN   ",
        "UNKNOWN   ",
        "UNKNOWN   ",
        "UNKNOWN   "
      };
    
    if( type>15 )
      type=15;
    
    show_time( time );
    
    fprintf( out, "TEXT   %s  '%s'\n", text_event_names[type], (char *)txt );
  } 
  
  void    MIDIFileShow::mf_eot( MIDIClockTime time )  
  {
    show_time( time );
    fprintf( out, "End Of Track\n" );
  } 
  
  
  
}