libcw/cwSvgMidi.cpp

650 lines
17 KiB
C++

#include "cwCommon.h"
#include "cwLog.h"
#include "cwCommonImpl.h"
#include "cwTest.h"
#include "cwMem.h"
#include "cwObject.h"
#include "cwText.h"
#include "cwTime.h"
#include "cwMidi.h"
#include "cwMidiFile.h"
#include "cwDynRefTbl.h"
#include "cwScoreParse.h"
#include "cwSfScore.h"
#include "cwPerfMeas.h"
#include "cwPianoScore.h"
#include "cwSvg.h"
#include "cwMidiState.h"
#include "cwSvgMidi.h"
#define PIX_PER_SEC 100.0
#define NOTE_HEIGHT 15.0
#define TIME_GRID_SECS 5.0
#define PITCH_LABEL_INTERVAL_SECS 10
namespace cw
{
namespace svg_midi
{
enum {
kBarTypeId,
kSectionTypeId
};
rc_t _write_svg_rect( svg::handle_t svgH, double secs0, double secs1, double y, const char* label, unsigned color )
{
rc_t rc;
double x = secs0 * PIX_PER_SEC;
double ww = secs1 * PIX_PER_SEC - x;
double hh = NOTE_HEIGHT;
if((rc = svg::rect( svgH, x, y*NOTE_HEIGHT, ww, hh, "fill", color, "rgb" )) != kOkRC )
{
rc = cwLogError(rc,"Error creating SVG rect.");
goto errLabel;
}
if((rc = svg::text( svgH, x, y*NOTE_HEIGHT+NOTE_HEIGHT, label )) != kOkRC )
{
rc = cwLogError(rc,"Error writing SVG rect label.");
goto errLabel;
}
errLabel:
return rc;
}
rc_t _write_svg_vert_line( svg::handle_t svgH, double sec, unsigned color, unsigned minMidiPitch, unsigned maxMidiPitch )
{
rc_t rc = kOkRC;
if((rc = line(svgH, sec*PIX_PER_SEC, 0, sec*PIX_PER_SEC, (maxMidiPitch-minMidiPitch)*NOTE_HEIGHT, "stroke", color, "rgb")) != kOkRC )
{
rc = cwLogError(rc,"Error writing SVG line.");
goto errLabel;
}
errLabel:
return rc;
}
rc_t _write_svg_horz_line( svg::handle_t svgH, double sec0, double sec1, double y, unsigned color )
{
rc_t rc = kOkRC;
if((rc = line(svgH, sec0*PIX_PER_SEC, y*NOTE_HEIGHT, sec1*PIX_PER_SEC, y*NOTE_HEIGHT, "stroke", color, "rgb")) != kOkRC )
{
rc = cwLogError(rc,"Error writing SVG line.");
goto errLabel;
}
errLabel:
return rc;
}
rc_t _write_svg_line( svg::handle_t svgH, double sec0, double y0, double sec1, double y1, unsigned color )
{
rc_t rc = kOkRC;
if((rc = line(svgH, sec0*PIX_PER_SEC, y0, sec1*PIX_PER_SEC, y1, "stroke", color, "rgb")) != kOkRC )
{
rc = cwLogError(rc,"Error writing SVG line.");
goto errLabel;
}
errLabel:
return rc;
}
const midi_state::event_t* _write_note_rect( svg::handle_t svgH, const midi_state::event_t* e0, const midi_state::event_t* e1, const midi_state::event_t* t0, unsigned minMidiPitch, unsigned maxMidiPitch )
{
cwAssert( e0!=nullptr && e1!=nullptr && e0->msg != nullptr && e1->msg !=nullptr);
const char* sciPitch = midi::midiToSciPitch( e0->msg->u.midi.d0 );
const unsigned labelCharN = 127;
char label[ labelCharN+1 ];
unsigned muid = e0->msg->u.midi.uid;
if( t0!=nullptr && e0->secs - t0->secs < PITCH_LABEL_INTERVAL_SECS )
snprintf(label,labelCharN,"%i",muid);
else
{
snprintf(label,labelCharN,"%s - %i",sciPitch,muid);
t0 = e1;
}
double y = -1.0 * (e0->msg->u.midi.d0 - minMidiPitch) + (maxMidiPitch - minMidiPitch);
_write_svg_rect( svgH, e0->secs, e1->secs, y, label, 0xafafaf );
return t0;
}
void _write_sound_line( svg::handle_t svgH, const midi_state::event_t* e0, const midi_state::event_t* e1, unsigned minMidiPitch, unsigned maxMidiPitch )
{
cwAssert( e0!=nullptr && e1!=nullptr && e0->msg != nullptr && e1->msg !=nullptr);
double y = -1.0 * (e0->msg->u.midi.d0 - minMidiPitch) + (maxMidiPitch - minMidiPitch);
_write_svg_horz_line( svgH, e0->secs, e1->secs, y, 0xafafaf );
}
void _write_marker( svg::handle_t svgH, const midi_state::event_t* e, unsigned minMidiPitch, unsigned maxMidiPitch )
{
unsigned color = e->msg->u.marker.typeId == kBarTypeId ? 0x0000ff : 0xff0000;
_write_svg_vert_line( svgH, e->secs, color, minMidiPitch, maxMidiPitch );
unsigned labelCharN = 127;
char label[labelCharN+1];
snprintf(label,labelCharN,"%i",e->msg->u.marker.value);
svg::text( svgH, e->secs*PIX_PER_SEC, -20, label );
}
void _write_svg_ch_note( svg::handle_t svgH, const midi_state::event_t* e0, unsigned minMidiPitch, unsigned maxMidiPitch )
{
const midi_state::event_t* e = e0;
const midi_state::event_t* n0 = nullptr;
const midi_state::event_t* s0 = nullptr;
const midi_state::event_t* t0 = nullptr;
for(; e!=nullptr; e=e->link)
{
if( cwIsFlag(e->flags,midi_state::kMarkerEvtFl) )
{
_write_marker( svgH, e, minMidiPitch, maxMidiPitch );
}
if( cwIsFlag(e->flags,midi_state::kNoteOffFl) )
{
if( n0 == nullptr )
{
// consecutive note off msgs
}
else
{
t0 = _write_note_rect( svgH, n0, e, t0, minMidiPitch, maxMidiPitch );
}
n0 = nullptr;
}
if( cwIsFlag(e->flags,midi_state::kNoteOnFl) )
{
// if note on without note-off
if( n0 != nullptr )
{
// TODO: check for reattack flag
t0 = _write_note_rect( svgH, n0, e, t0, minMidiPitch, maxMidiPitch );
}
n0 = e;
}
if( cwIsFlag(e->flags,midi_state::kSoundOnFl) )
{
if( s0 != nullptr )
{
// consecutive sound on msgs
_write_sound_line( svgH, s0, e, minMidiPitch, maxMidiPitch );
}
s0 = e;
}
if( cwIsFlag(e->flags,midi_state::kSoundOffFl) )
{
if( s0 == nullptr )
{
// consecutive off msgs
}
else
{
_write_sound_line( svgH, s0, e, minMidiPitch, maxMidiPitch );
}
s0 = nullptr;
}
}
}
void _write_svg_ch_pedal( svg::handle_t svgH, const midi_state::event_t* e, unsigned pedal_idx, unsigned minMidiPitch, unsigned maxMidiPitch, unsigned pedalCnt )
{
const midi_state::event_t* e0 = nullptr;
const midi_state::event_t* e1 = nullptr;
unsigned color = 0;
const char* label = nullptr;
unsigned midiCtlId = midi_state::pedal_index_to_midi_ctl_id(pedal_idx);
switch( midiCtlId )
{
case midi::kSustainCtlMdId:
label = "damp";
color = 0xf4a460;
break;
case midi::kSostenutoCtlMdId:
label = "sost";
color = 0x7fffd4;
break;
case midi::kSoftPedalCtlMdId:
label = "soft";
color = 0x98fb98;
break;
default:
assert(0);
}
for(; e!=nullptr; e=e->link)
{
if( !cwIsFlag(e->flags,midi_state::kNoChangeFl) )
{
if( cwIsFlag(e->flags,midi_state::kDownPedalFl) )
{
if( e0 != nullptr )
{
// two consecutive pedal downd - this shouldn't be possible
}
else
{
e0 = e;
}
}
if( cwIsFlag(e->flags,midi_state::kUpPedalFl))
{
if( e0 == nullptr )
{
// two consecutive pedal up's
}
else
{
double y = (maxMidiPitch - minMidiPitch) + 1 + pedal_idx;
_write_svg_rect( svgH, e0->secs, e->secs, y, label, color );
if( midiCtlId == midi::kSustainCtlMdId )
_write_svg_vert_line( svgH, e->secs, color, minMidiPitch, maxMidiPitch );
e0 = nullptr;
}
}
}
if( e1 != nullptr )
{
unsigned yOffs = ((maxMidiPitch - minMidiPitch) + pedalCnt) * NOTE_HEIGHT;
_write_svg_line( svgH, e1->secs, yOffs + e1->msg->u.midi.d1, e->secs, yOffs + e->msg->u.midi.d1, color );
}
e1 = e;
}
}
rc_t _load_from_piano_score( midi_state::handle_t msH, const char* piano_score_fname )
{
rc_t rc = kOkRC;
perf_score::handle_t scH;
unsigned n = 0;
if((rc = perf_score::create( scH, piano_score_fname )) != kOkRC )
{
rc = cwLogError(rc,"The piano score load failed.");
goto errLabel;
}
else
{
const perf_score::event_t* e = base_event(scH);
for(; e!=nullptr; e=e->link)
{
uint8_t ch = 0;
if( e->bar != 0 )
if((rc = setMarker(msH, e->sec, e->uid, ch, kBarTypeId, e->bar )) != kOkRC )
{
rc = cwLogError(rc,"Error setting bar marker.");
goto errLabel;
}
if( e->section != 0 )
if((rc = setMarker(msH, e->sec, e->uid, ch, kSectionTypeId, e->section )) != kOkRC )
{
rc = cwLogError(rc,"Error setting section marker.");
goto errLabel;
}
if( e->status != 0 )
{
if( e->status < 255 && e->d0 < 128 && e->d1 < 128 )
{
uint8_t status = (uint8_t)e->status & 0xf0;
uint8_t ch = (uint8_t)e->status & 0x0f;
uint8_t d0 = (uint8_t)e->d0;
uint8_t d1 = (uint8_t)e->d1;
//printf("%i : %i %i : %i %x %i %i\n", n, e->uid, e->loc, ch, status, d0, d1 );
if((rc = setMidiMsg(msH, e->sec, e->uid, ch, status, d0, d1 ) ) != kOkRC )
{
rc = cwLogError(rc,"Error on MIDI event insertion.");
goto errLabel;
}
++n;
}
}
}
}
errLabel:
destroy(scH);
return rc;
}
}
}
namespace cw
{
namespace svg_midi
{
typedef struct svg_midi_str
{
midi_state::handle_t msH;
} svg_midi_t;
svg_midi_t* _handleToPtr( handle_t h )
{ return handleToPtr<handle_t,svg_midi_t>(h); }
rc_t _destroy( svg_midi_t* p )
{
midi_state::destroy(p->msH);
mem::release(p);
return kOkRC;
}
}
}
cw::rc_t cw::svg_midi::create( handle_t& hRef )
{
rc_t rc;
if((rc = destroy(hRef)) != kOkRC )
return rc;
svg_midi_t* p = mem::allocZ<svg_midi_t>();
if((rc = midi_state::create(p->msH, nullptr, nullptr, &midi_state::default_config())) != kOkRC )
{
rc = cwLogError(rc,"midi_state create failed.");
goto errLabel;
}
hRef.set(p);
errLabel:
return rc;
}
cw::rc_t cw::svg_midi::destroy( handle_t& hRef )
{
rc_t rc = kOkRC;
if(!hRef.isValid())
return rc;
svg_midi_t* p = _handleToPtr(hRef);
if((rc = _destroy(p)) != kOkRC )
return rc;
hRef.clear();
return rc;
}
cw::rc_t cw::svg_midi::setMidiMsg( handle_t h, double secs, unsigned uid, unsigned ch, unsigned status, unsigned d0, unsigned d1 )
{
rc_t rc;
svg_midi_t* p = _handleToPtr(h);
if( ch >= midi::kMidiChCnt )
{
rc = cwLogError(kInvalidArgRC,"Invalid MIDI channel value: %i.",ch);
goto errLabel;
}
if( !midi::isStatus(status))
{
rc = cwLogError(kInvalidArgRC,"Invalid MIDI status value: %i.",status);
goto errLabel;
}
if( d0>127 )
{
rc = cwLogError(kInvalidArgRC,"Invalid MIDI d0 value: %i.",d0);
goto errLabel;
}
if( d1>127 )
{
rc = cwLogError(kInvalidArgRC,"Invalid MIDI d1 value: %i.",d1);
goto errLabel;
}
if((rc = midi_state::setMidiMsg( p->msH, secs, uid, (uint8_t)ch, (uint8_t)status, (uint8_t)d0, (uint8_t)d1 )) != kOkRC )
{
rc = cwLogError(rc,"midi_state MIDI msg update failed.");
goto errLabel;
}
errLabel:
return rc;
}
cw::rc_t cw::svg_midi::setMarker( handle_t h, double secs, unsigned uid, unsigned ch, unsigned markId, unsigned markValue )
{
rc_t rc;
svg_midi_t* p = _handleToPtr(h);
if( ch >= midi::kMidiChCnt )
{
rc = cwLogError(kInvalidArgRC,"Invalid MIDI channel value: %i.",ch);
goto errLabel;
}
if((rc = midi_state::setMarker( p->msH, secs, uid, (uint8_t)ch, markId, markValue )) != kOkRC )
{
rc = cwLogError(rc,"midi_state MIDI set marker failed.");
goto errLabel;
}
errLabel:
return rc;
}
cw::rc_t cw::svg_midi::write( handle_t h, const char* fname )
{
rc_t rc;
svg_midi_t* p = _handleToPtr(h);
if((rc = write(fname,p->msH)) != kOkRC )
{
rc = cwLogError(rc,"MIDI SVG write failed.");
goto errLabel;
}
errLabel:
return rc;
}
cw::rc_t cw::svg_midi::write( const char* fname, midi_state::handle_t msH )
{
rc_t rc = kOkRC;
uint8_t minMidiPitch = midi::kMidiNoteCnt;
uint8_t maxMidiPitch = 0;
unsigned pedal_cnt = midi_state::pedal_count( msH );
double minSec = 0.0;
double maxSec = 0.0;
const midi_state::event_t* evt = nullptr;
svg::handle_t svgH;
get_note_extents( msH, minMidiPitch, maxMidiPitch, minSec, maxSec );
printf("pitch - min:%i max:%i sec - min:%f max:%f\n",minMidiPitch,maxMidiPitch,minSec,maxSec);
// create the SVG file object
if((rc = svg::create(svgH)) != kOkRC )
{
rc = cwLogError(rc,"SVG file object create failed.");
goto errLabel;
}
// create the time grid
for(double sec = 0.0; sec<=maxSec; sec+=TIME_GRID_SECS)
_write_svg_vert_line(svgH, sec, 0xefefef, minMidiPitch, maxMidiPitch );
// create the note graphics
for(uint8_t i=0; i<midi::kMidiChCnt; ++i)
for(uint8_t j=0; j<midi::kMidiNoteCnt; ++j)
if((evt = note_event_list(msH,i,j)) != nullptr )
_write_svg_ch_note(svgH, evt, minMidiPitch, maxMidiPitch );
// create the pedal graphics
for(uint8_t i=0; i<midi::kMidiChCnt; ++i)
for(uint8_t j=0; j<midi_state::pedal_count(msH); ++j)
if((evt = pedal_event_list(msH,i,j)) != nullptr )
_write_svg_ch_pedal(svgH, evt, j, minMidiPitch, maxMidiPitch, pedal_cnt );
// write the SVG file
if((rc = svg::write( svgH, fname, nullptr, svg::kStandAloneFl )) != kOkRC )
{
rc = cwLogError(rc,"SVG-MIDI file write failed.");
goto errLabel;
}
errLabel:
destroy(svgH);
return rc;
}
cw::rc_t cw::svg_midi::midi_to_svg_file( const char* midi_fname, const char* out_fname, const object_t* midi_state_args )
{
rc_t rc = kOkRC;
midi_state::handle_t msH;
// create the MIDI state object - with caching turned on
if((rc = midi_state::create( msH, nullptr, nullptr, midi_state_args )) != kOkRC )
{
rc = cwLogError(rc,"Error creating the midi_state object.");
goto errLabel;
}
// load the MIDI file
if((rc = midi_state::load_from_midi_file( msH, midi_fname)) != kOkRC )
{
rc = cwLogError(rc,"Error loading midi file into midi_state object.");
goto errLabel;
}
// write the SVG file
if((rc = write(out_fname,msH)) != kOkRC )
{
rc = cwLogError(rc,"Error write the SVG-MIDI file.");
goto errLabel;
}
errLabel:
destroy(msH);
return rc;
}
cw::rc_t cw::svg_midi::piano_score_to_svg_file( const char* piano_score_fname, const char* out_fname, const object_t* midi_state_args )
{
rc_t rc = kOkRC;
midi_state::handle_t msH;
// create the MIDI state object - with caching turned on
if((rc = midi_state::create( msH, nullptr, nullptr, midi_state_args )) != kOkRC )
{
rc = cwLogError(rc,"Error creating the midi_state object.");
goto errLabel;
}
// load the MIDI file
if((rc = _load_from_piano_score( msH, piano_score_fname)) != kOkRC )
{
rc = cwLogError(rc,"Error loading midi file into midi_state object.");
goto errLabel;
}
// write the SVG file
if((rc = write(out_fname,msH)) != kOkRC )
{
rc = cwLogError(rc,"Error write the SVG-MIDI file.");
goto errLabel;
}
errLabel:
destroy(msH);
return rc;
}
cw::rc_t cw::svg_midi::test_midi_file( const object_t* cfg )
{
rc_t rc;
const char* src_file_type = nullptr;
const char* src_fname = nullptr;
const char* out_fname = nullptr;
const object_t* midi_state_args = nullptr;
if((rc = cfg->getv(
"src_file_type", src_file_type,
"src_fname", src_fname,
"out_fname", out_fname,
"midi_state_args",midi_state_args)) != kOkRC )
{
rc = cwLogError(rc,"Error parsing svg_midi::test_midi_file() arguments.");
goto errLabel;
}
if( textCompare( src_file_type, "midi" ) == 0 )
{
rc = midi_to_svg_file( src_fname, out_fname, midi_state_args );
}
else
if( textCompare( src_file_type, "piano_score" ) == 0 )
{
rc = piano_score_to_svg_file( src_fname, out_fname, midi_state_args );
}
else
{
rc = cwLogError(kInvalidArgRC,"Invalid file type:'%s'.",cwStringNullGuard(src_file_type));
goto errLabel;
}
if( rc != kOkRC )
cwLogError(rc,"The SVG file create failed.");
errLabel:
return rc;
}