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cwIoMidiRecordPlay.h/cpp : am_to_midi_file() now write a CSV equivalent to

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the .mid file and a meta file containing the beg/end loc of the MIDI file.
This commit is contained in:
kevin 2023-11-19 14:06:37 -05:00
parent 513bc82381
commit 7330806913
2 changed files with 94 additions and 43 deletions
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84
cwIoMidiRecordPlay.cpp
View File

@ -978,17 +978,11 @@ namespace cw
return rc;
}
rc_t _write_csv( midi_record_play_t* p, const char* fn )
rc_t _write_msgs_to_csv( const char* fn, const am_midi_msg_t* msgArray, unsigned msgArrayCnt )
{
rc_t rc = kOkRC;
file::handle_t fH;
if( p->iMsgArrayInIdx == 0 )
{
cwLogWarning("Nothing to write.");
return rc;
}
// open the file
if((rc = file::open(fH,fn,file::kWriteFl)) != kOkRC )
{
@ -998,11 +992,11 @@ namespace cw
file::printf(fH,"dev,port,microsec,id,sec,ch,status,sci_pitch,d0,d1\n");
for(unsigned i=0; i<p->iMsgArrayInIdx; ++i)
for(unsigned i=0; i<msgArrayCnt; ++i)
{
const am_midi_msg_t* m = p->iMsgArray + i;
const am_midi_msg_t* m = msgArray + i;
double secs = time::elapsedSecs( p->iMsgArray[0].timestamp, p->iMsgArray[i].timestamp );
double secs = time::elapsedSecs( msgArray[0].timestamp, msgArray[i].timestamp );
char sciPitch[ midi::kMidiSciPitchCharCnt + 1 ];
if( m->status == midi::kNoteOnMdId )
@ -1022,8 +1016,29 @@ namespace cw
errLabel:
file::close(fH);
return rc;
}
rc_t _write_csv( midi_record_play_t* p, const char* fn )
{
rc_t rc = kOkRC;
if( p->iMsgArrayInIdx == 0 )
{
cwLogWarning("Nothing to write.");
return rc;
}
if((rc = _write_msgs_to_csv( fn, p->iMsgArray, p->iMsgArrayInIdx )) != kOkRC )
goto errLabel;
cwLogInfo("Saved %i events to '%s'.", p->iMsgArrayInIdx, fn );
errLabel:
if(rc != kOkRC )
rc = cwLogError(rc,"Write to '%s' failed.", fn );
return rc;
}
@ -1084,6 +1099,28 @@ namespace cw
}
rc_t _write_midi_meta_file(const char* meta_fn, unsigned beg_loc, unsigned end_loc)
{
rc_t rc = kOkRC;
const unsigned bufCharN = 256;
char buf[ bufCharN+1 ];
int bN;
if((bN = snprintf(buf,bufCharN,"{ begLoc:%i, endLoc:%i }",beg_loc,end_loc)) == 0)
{
rc = cwLogError(kOpFailRC,"The meta data buffer formation failed.");
goto errLabel;
}
if((rc = file::fnWrite(meta_fn,buf,bN)) != kOkRC )
goto errLabel;
errLabel:
if( rc != kOkRC )
rc = cwLogError(rc,"MIDI meta file write failed on '%s'.",cwStringNullGuard(meta_fn));
return rc;
}
rc_t _midi_file_write( const char* fn, const am_midi_msg_t* msgArray, unsigned msgArrayCnt )
{
@ -1926,7 +1963,7 @@ void cw::midi_record_play::half_pedal_params( handle_t h, unsigned noteDelayMs,
}
cw::rc_t cw::midi_record_play::am_to_midi_file( const char* am_filename, const char* midi_filename )
cw::rc_t cw::midi_record_play::am_to_midi_file( const char* am_filename, const char* midi_filename, const char* csv_filename )
{
rc_t rc = kOkRC;
unsigned msgArrayCnt = 0;
@ -1944,12 +1981,20 @@ cw::rc_t cw::midi_record_play::am_to_midi_file( const char* am_filename, const c
goto errLabel;
}
if( midi_filename != nullptr )
if((rc = _midi_file_write( midi_filename, msgArray, msgArrayCnt )) != kOkRC )
{
rc = cwLogError(rc,"Unable to write AM file '%s' to '%s'.", cwStringNullGuard(am_filename),cwStringNullGuard(midi_filename));
goto errLabel;
}
if( csv_filename != nullptr )
if((rc = _write_msgs_to_csv( csv_filename, msgArray, msgArrayCnt )) != kOkRC )
{
rc = cwLogError(rc,"Unable to write AM file '%s' to '%s'.", cwStringNullGuard(am_filename),cwStringNullGuard(csv_filename));
goto errLabel;
}
errLabel:
mem::release(msgArray);
@ -1957,7 +2002,7 @@ cw::rc_t cw::midi_record_play::am_to_midi_file( const char* am_filename, const c
}
cw::rc_t cw::midi_record_play::am_to_midi_dir( const char* inDir )
cw::rc_t cw::midi_record_play::am_to_midi_dir( const char* inDir, unsigned beg_loc, unsigned end_loc )
{
rc_t rc = kOkRC;
filesys::dirEntry_t* dirEntryArray = nullptr;
@ -1970,10 +2015,16 @@ cw::rc_t cw::midi_record_play::am_to_midi_dir( const char* inDir )
{
char* am_fn = filesys::makeFn( dirEntryArray[i].name, "midi", "am", NULL);
char* midi_fn = filesys::makeFn( dirEntryArray[i].name, "midi", "mid", NULL);
char* csv_fn = filesys::makeFn( dirEntryArray[i].name, "midi", "csv", NULL);
char* meta_fn = filesys::makeFn( dirEntryArray[i].name, "meta", "cfg", NULL);
cwLogInfo("0x%x AM:%s MIDI:%s", dirEntryArray[i].flags, dirEntryArray[i].name, midi_fn);
rc = am_to_midi_file( am_fn, midi_fn );
if((rc = am_to_midi_file( am_fn, midi_fn, csv_fn)) != kOkRC )
goto errLabel;
if((rc = _write_midi_meta_file(meta_fn,beg_loc,end_loc)) != kOkRC )
goto errLabel;
mem::release(am_fn);
mem::release(midi_fn);
@ -1990,6 +2041,9 @@ cw::rc_t cw::midi_record_play::am_to_midi_file( const object_t* cfg )
{
rc_t rc = kOkRC;
const char* inDir = nullptr;
unsigned beg_loc;
unsigned end_loc;
//
if( cfg == nullptr )
{
@ -1998,14 +2052,14 @@ cw::rc_t cw::midi_record_play::am_to_midi_file( const object_t* cfg )
}
//
if((rc = cfg->getv("inDir",inDir)) != kOkRC )
if((rc = cfg->getv("inDir",inDir,"beg_loc",beg_loc,"end_loc",end_loc)) != kOkRC )
{
rc = cwLogError(rc,"AM to MIDI file: Unable to parse input arg's.");
goto errLabel;
}
//
if((rc = am_to_midi_dir(inDir)) != kOkRC )
if((rc = am_to_midi_dir(inDir,beg_loc,end_loc)) != kOkRC )
{
rc = cwLogError(rc,"AM to MIDI file conversion on directory:'%s' failed.", cwStringNullGuard(inDir));
goto errLabel;

11
cwIoMidiRecordPlay.h
View File

@ -80,14 +80,11 @@ namespace cw
unsigned last_store_index( handle_t h );
rc_t exec( handle_t h, const io::msg_t& msg );
unsigned label_to_device_index( handle_t h, const char* devLabel );
const char* device_index_to_label( handle_t h, unsigned devIdx );
unsigned device_count( handle_t h );
bool is_device_enabled( handle_t h, unsigned devIdx );
void enable_device( handle_t h, unsigned devIdx, bool enableFl );
@ -95,10 +92,10 @@ namespace cw
void half_pedal_params( handle_t h, unsigned noteDelayMs, unsigned pitch, unsigned vel, unsigned pedal_vel, unsigned noteDurMs, unsigned downDelayMs );
// Convert an audio-midi file to a MIDI file
rc_t am_to_midi_file( const char* am_filename, const char* midi_filename );
rc_t am_to_midi_dir( const char* inDir );
rc_t am_to_midi_file( const object_t* cfg );
// Convert an audio-midi file to a MIDI file and/or a CSV file
rc_t am_to_midi_file( const char* am_filename, const char* midi_filename = nullptr, const char* csv_filename = nullptr );
rc_t am_to_midi_dir( const char* inDir, unsigned beg_loc, unsigned end_loc );
rc_t am_to_midi_file( const object_t* cfg ); // See main.cfg: 'am_to_midi_file'
unsigned dev_count( handle_t h );