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MicroDexed
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MicroDexed/dexed_sd.cpp

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/*
MicroDexed
MicroDexed is a port of the Dexed sound engine
(https://github.com/asb2m10/dexed) for the Teensy-3.5/3.6/4.x with audio shield.
Dexed ist heavily based on https://github.com/google/music-synthesizer-for-android
(c)2018-2022 H. Wirtz <wirtz@parasitstudio.de>
(c)2021-2022 H. Wirtz <wirtz@parasitstudio.de>, M. Koslowski <positionhigh@gmx.de>
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 3 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <Arduino.h>
#include "config.h"
#include <Wire.h>
#include <SD.h>
#include <ArduinoJson.h>
#include "dexed_sd.h"
#include "synth_dexed.h"
#if NUM_DRUMS > 0
#include "drums.h"
extern void set_drums_volume(float vol);
extern drum_config_t drum_config[];
#endif
extern void init_MIDI_send_CC(void);
extern void check_configuration_dexed(uint8_t instance_id);
extern void check_configuration_performance(void);
extern void check_configuration_fx(void);
extern void check_configuration_epiano(void);
#if NUM_DRUMS > 0
extern void check_configuration_drums(void);
#endif
extern float midi_volume_transform(uint8_t midi_amp);
extern void handleStop(void);
extern void handleStart(void);
extern void dac_mute(void);
extern void dac_unmute(void);
extern void check_configuration_sys(void);
extern bool save_sys_flag;
/******************************************************************************
SD BANK/VOICE LOADING
******************************************************************************/
bool load_sd_voice(uint8_t b, uint8_t v, uint8_t instance_id) {
v = constrain(v, 0, MAX_VOICES - 1);
b = constrain(b, 0, MAX_BANKS - 1);
if (sd_card > 0) {
File sysex;
char filename[FILENAME_LEN];
char bank_name[BANK_NAME_LEN];
uint8_t data[128];
get_bank_name(b, bank_name, sizeof(bank_name));
snprintf_P(filename, sizeof(filename), PSTR("/%d/%s.syx"), b, bank_name);
AudioNoInterrupts();
sysex = SD.open(filename);
AudioInterrupts();
if (!sysex) {
#ifdef DEBUG
Serial.print(F("E : Cannot open "));
Serial.print(filename);
Serial.println(F(" on SD."));
#endif
return (false);
}
if (get_sd_voice(sysex, v, data)) {
#ifdef DEBUG
char voice_name[VOICE_NAME_LEN];
get_voice_name(b, v, voice_name, sizeof(voice_name));
Serial.print(F("Loading voice from "));
Serial.print(filename);
Serial.print(F(" ["));
Serial.print(voice_name);
Serial.println(F("]"));
#endif
uint8_t tmp_data[156];
bool ret = MicroDexed[instance_id]->decodeVoice(tmp_data, data);
MicroDexed[instance_id]->loadVoiceParameters(tmp_data);
#ifdef DEBUG
show_patch(instance_id);
#endif
AudioNoInterrupts();
sysex.close();
AudioInterrupts();
configuration.dexed[instance_id].transpose = MicroDexed[instance_id]->getTranspose();
configuration.dexed[instance_id].bank = b;
configuration.dexed[instance_id].voice = v;
uint8_t data_copy[155];
MicroDexed[instance_id]->getVoiceData(data_copy);
send_sysex_voice(configuration.dexed[instance_id].midi_channel, data_copy);
init_MIDI_send_CC();
return (ret);
}
#ifdef DEBUG
else
Serial.println(F("E : Cannot load voice data"));
#endif
AudioNoInterrupts();
sysex.close();
AudioInterrupts();
}
return (false);
}
bool save_sd_voice(uint8_t b, uint8_t v, uint8_t instance_id) {
v = constrain(v, 0, MAX_VOICES - 1);
b = constrain(b, 0, MAX_BANKS - 1);
if (sd_card > 0) {
File sysex;
char filename[FILENAME_LEN];
char bank_name[BANK_NAME_LEN];
uint8_t data[128];
get_bank_name(b, bank_name, sizeof(bank_name));
snprintf_P(filename, sizeof(filename), PSTR("/%d/%s.syx"), b, bank_name);
AudioNoInterrupts();
sysex = SD.open(filename, FILE_WRITE);
AudioInterrupts();
if (!sysex) {
#ifdef DEBUG
Serial.print(F("E : Cannot open "));
Serial.print(filename);
Serial.println(F(" on SD."));
#endif
return (false);
}
MicroDexed[instance_id]->encodeVoice(data);
if (put_sd_voice(sysex, v, data)) {
#ifdef DEBUG
char voice_name[VOICE_NAME_LEN];
MicroDexed[instance_id]->getName(voice_name);
Serial.print(F("Saving voice to "));
Serial.print(filename);
Serial.print(F(" ["));
Serial.print(voice_name);
Serial.println(F("]"));
#endif
AudioNoInterrupts();
sysex.close();
AudioInterrupts();
return (true);
}
#ifdef DEBUG
else
Serial.println(F("E : Cannot load voice data"));
#endif
AudioNoInterrupts();
sysex.close();
AudioInterrupts();
}
return (false);
}
bool get_sd_voice(File sysex, uint8_t voice_number, uint8_t* data) {
uint16_t n;
int32_t bulk_checksum_calc = 0;
int8_t bulk_checksum;
AudioNoInterrupts();
if (sysex.size() != 4104) // check sysex size
{
#ifdef DEBUG
Serial.println(F("E : SysEx file size wrong."));
#endif
return (false);
}
if (sysex.read() != 0xf0) // check sysex start-byte
{
#ifdef DEBUG
Serial.println(F("E : SysEx start byte not found."));
#endif
return (false);
}
if (sysex.read() != 0x43) // check sysex vendor is Yamaha
{
#ifdef DEBUG
Serial.println(F("E : SysEx vendor not Yamaha."));
#endif
return (false);
}
sysex.seek(4103);
if (sysex.read() != 0xf7) // check sysex end-byte
{
#ifdef DEBUG
Serial.println(F("E : SysEx end byte not found."));
#endif
return (false);
}
sysex.seek(3);
if (sysex.read() != 0x09) // check for sysex type (0x09=32 voices)
{
#ifdef DEBUG
Serial.println(F("E : SysEx type not 32 voices."));
#endif
return (false);
}
sysex.seek(4102); // Bulk checksum
bulk_checksum = sysex.read();
sysex.seek(6); // start of bulk data
for (n = 0; n < 4096; n++) {
uint8_t d = sysex.read();
if (n >= voice_number * 128 && n < (voice_number + 1) * 128)
data[n - (voice_number * 128)] = d;
bulk_checksum_calc -= d;
}
bulk_checksum_calc &= 0x7f;
AudioInterrupts();
#ifdef DEBUG
Serial.print(F("Bulk checksum : 0x"));
Serial.print(bulk_checksum_calc, HEX);
Serial.print(F(" [0x"));
Serial.print(bulk_checksum, HEX);
Serial.println(F("]"));
#endif
if (bulk_checksum_calc != bulk_checksum) {
#ifdef DEBUG
Serial.print(F("E : Bulk checksum mismatch : 0x"));
Serial.print(bulk_checksum_calc, HEX);
Serial.print(F(" != 0x"));
Serial.println(bulk_checksum, HEX);
#endif
return (false);
}
// MicroDexed[0]->resetRenderTimeMax(); // necessary?
return (true);
}
bool put_sd_voice(File sysex, uint8_t voice_number, uint8_t* data) {
uint16_t n;
int32_t bulk_checksum_calc = 0;
AudioNoInterrupts();
sysex.seek(0);
if (sysex.size() != 4104) // check sysex size
{
#ifdef DEBUG
Serial.println(F("E : SysEx file size wrong."));
#endif
return (false);
}
if (sysex.read() != 0xf0) // check sysex start-byte
{
#ifdef DEBUG
Serial.println(F("E : SysEx start byte not found."));
#endif
return (false);
}
if (sysex.read() != 0x43) // check sysex vendor is Yamaha
{
#ifdef DEBUG
Serial.println(F("E : SysEx vendor not Yamaha."));
#endif
return (false);
}
sysex.seek(4103);
if (sysex.read() != 0xf7) // check sysex end-byte
{
#ifdef DEBUG
Serial.println(F("E : SysEx end byte not found."));
#endif
return (false);
}
sysex.seek(3);
if (sysex.read() != 0x09) // check for sysex type (0x09=32 voices)
{
#ifdef DEBUG
Serial.println(F("E : SysEx type not 32 voices."));
#endif
return (false);
}
sysex.seek(6 + (voice_number * 128));
sysex.write(data, 128);
// checksum calculation
sysex.seek(6); // start of bulk data
for (n = 0; n < 4096; n++) {
uint8_t d = sysex.read();
bulk_checksum_calc -= d;
}
sysex.seek(4102); // Bulk checksum
sysex.write(bulk_checksum_calc & 0x7f);
AudioInterrupts();
#ifdef DEBUG
Serial.print(F("Bulk checksum : 0x"));
Serial.println(bulk_checksum_calc & 0x7f, HEX);
#endif
return (true);
}
bool save_sd_bank(const char* bank_filename, uint8_t* data) {
char tmp[FILENAME_LEN];
char tmp2[FILENAME_LEN];
int bank_number;
File root, entry;
if (sd_card > 0) {
#ifdef DEBUG
Serial.print(F("Trying so store "));
Serial.print(bank_filename);
Serial.println(F("."));
#endif
// first remove old bank
sscanf(bank_filename, "/%d/%s", &bank_number, tmp);
snprintf_P(tmp, sizeof(tmp), PSTR("/%d"), bank_number);
AudioNoInterrupts();
root = SD.open(tmp);
while (42 == 42) {
entry = root.openNextFile();
if (entry) {
if (!entry.isDirectory()) {
#ifdef DEBUG
Serial.print(F("Removing "));
Serial.print(tmp);
Serial.print(F("/"));
Serial.println(entry.name());
#endif
snprintf_P(tmp2, sizeof(tmp2), PSTR("%s/%s"), tmp, entry.name());
entry.close();
#ifndef DEBUG
SD.remove(tmp2);
#else
bool r = SD.remove(tmp2);
if (r == false) {
Serial.print(F("E: cannot remove "));
Serial.print(tmp2);
Serial.println(F("."));
}
#endif
break;
}
} else {
break;
}
}
root.close();
// store new bank at /<b>/<bank_name>.syx
#ifdef DEBUG
Serial.print(F("Storing bank as "));
Serial.print(bank_filename);
Serial.print(F("..."));
#endif
root = SD.open(bank_filename, FILE_WRITE);
root.write(data, 4104);
root.close();
AudioInterrupts();
#ifdef DEBUG
Serial.println(F(" done."));
#endif
} else
return (false);
return (true);
}
/******************************************************************************
SD DRUMSETTINGS
******************************************************************************/
#if NUM_DRUMS > 0
bool load_sd_drumsettings_json(uint8_t number) {
if (number < 0)
return (false);
number = constrain(number, PERFORMANCE_NUM_MIN, PERFORMANCE_NUM_MAX);
if (sd_card > 0) {
File json;
StaticJsonDocument<JSON_BUFFER_SIZE> data_json;
char filename[CONFIG_FILENAME_LEN];
snprintf_P(filename, sizeof(filename), PSTR("/%s/%d/%s.json"), PERFORMANCE_CONFIG_PATH, number, DRUMS_CONFIG_NAME);
// first check if file exists...
AudioNoInterrupts();
if (SD.exists(filename)) {
// ... and if: load
#ifdef DEBUG
Serial.print(F("Found drums configuration ["));
Serial.print(filename);
Serial.println(F("]... loading..."));
#endif
json = SD.open(filename);
if (json) {
deserializeJson(data_json, json);
json.close();
AudioInterrupts();
#if defined(DEBUG) && defined(DEBUG_SHOW_JSON)
Serial.println(F("Read JSON data:"));
serializeJsonPretty(data_json, Serial);
Serial.println();
#endif
configuration.drums.main_vol = mapfloat(data_json["main_volume"], 0.0, 1.0, DRUMS_MAIN_VOL_MIN, DRUMS_MAIN_VOL_MAX);
configuration.drums.midi_channel = data_json["midi_channel"];
for (uint8_t i = 0; i < NUM_DRUMSET_CONFIG - 1; i++) {
drum_config[i].midinote = data_json["note"][i];
drum_config[i].pitch = data_json["pitch"][i];
drum_config[i].pan = data_json["pan"][i];
drum_config[i].vol_max = data_json["vol_max"][i];
drum_config[i].vol_min = data_json["vol_min"][i];
drum_config[i].reverb_send = data_json["reverb_send"][i];
}
check_configuration_drums();
return (true);
}
#ifdef DEBUG
else {
Serial.print(F("E : Cannot open "));
Serial.print(filename);
Serial.println(F(" on SD."));
}
} else {
Serial.print(F("No "));
Serial.print(filename);
Serial.println(F(" available."));
#endif
}
}
AudioInterrupts();
return (false);
}
bool save_sd_drumsettings_json(uint8_t number) {
char filename[CONFIG_FILENAME_LEN];
number = constrain(number, PERFORMANCE_NUM_MIN, PERFORMANCE_NUM_MAX);
if (sd_card > 0) {
File json;
StaticJsonDocument<JSON_BUFFER_SIZE> data_json;
if (check_performance_directory(number)) {
snprintf_P(filename, sizeof(filename), PSTR("/%s/%d/%s.json"), PERFORMANCE_CONFIG_PATH, number, DRUMS_CONFIG_NAME);
#ifdef DEBUG
Serial.print(F("Saving drums config "));
Serial.print(number);
Serial.print(F(" to "));
Serial.println(filename);
#endif
AudioNoInterrupts();
if (SD.exists(filename)) {
#ifdef DEBUG
Serial.println(F("remove old drumsettings file"));
#endif
SD.begin();
SD.remove(filename);
}
json = SD.open(filename, FILE_WRITE);
if (json) {
data_json["main_volume"] = configuration.drums.main_vol;
data_json["midi_channel"] = configuration.drums.midi_channel;
for (uint8_t i = 0; i < NUM_DRUMSET_CONFIG - 1; i++) {
data_json["note"][i] = drum_config[i].midinote;
data_json["pitch"][i] = drum_config[i].pitch;
data_json["pan"][i] = drum_config[i].pan;
data_json["vol_max"][i] = drum_config[i].vol_max;
data_json["vol_min"][i] = drum_config[i].vol_min;
data_json["reverb_send"][i] = drum_config[i].reverb_send;
}
#if defined(DEBUG) && defined(DEBUG_SHOW_JSON)
Serial.println(F("Write JSON data:"));
serializeJsonPretty(data_json, Serial);
Serial.println();
#endif
serializeJsonPretty(data_json, json);
json.close();
AudioInterrupts();
return (true);
} else {
#ifdef DEBUG
Serial.print(F("E : Cannot open "));
Serial.print(filename);
Serial.println(F(" on SD."));
#endif
AudioInterrupts();
return (false);
}
} else {
AudioInterrupts();
return (false);
}
}
#ifdef DEBUG
else {
Serial.println(F("E: SD card not available"));
}
#endif
return (false);
}
/*
uint8_t find_drum_number_from_note(uint8_t note) {
uint8_t number = 0;
for (uint8_t d = 0; d < NUM_DRUMSET_CONFIG - 1; d++) {
if (note == drum_config[d].midinote) {
number = d;
break;
}
}
return number;
}
*/
#endif
/******************************************************************************
SD VOICECONFIG
******************************************************************************/
bool load_sd_voiceconfig_json(uint8_t vc, uint8_t instance_id) {
char filename[CONFIG_FILENAME_LEN];
vc = constrain(vc, PERFORMANCE_NUM_MIN, PERFORMANCE_NUM_MAX);
if (sd_card > 0) {
File json;
StaticJsonDocument<JSON_BUFFER_SIZE> data_json;
snprintf_P(filename, sizeof(filename), PSTR("/%s/%d/%s%d.json"), PERFORMANCE_CONFIG_PATH, vc, VOICE_CONFIG_NAME, instance_id + 1);
// first check if file exists...
AudioNoInterrupts();
if (SD.exists(filename)) {
// ... and if: load
#ifdef DEBUG
Serial.print(F("Found voice configuration ["));
Serial.print(filename);
Serial.println(F("]... loading..."));
#endif
json = SD.open(filename);
if (json) {
deserializeJson(data_json, json);
json.close();
AudioInterrupts();
#if defined(DEBUG) && defined(DEBUG_SHOW_JSON)
Serial.println(F("Read JSON data:"));
serializeJsonPretty(data_json, Serial);
Serial.println();
#endif
configuration.dexed[instance_id].bank = data_json["bank"];
configuration.dexed[instance_id].voice = data_json["voice"];
configuration.dexed[instance_id].lowest_note = data_json["lowest_note"];
configuration.dexed[instance_id].highest_note = data_json["highest_note"];
configuration.dexed[instance_id].transpose = data_json["transpose"];
configuration.dexed[instance_id].tune = data_json["tune"];
configuration.dexed[instance_id].sound_intensity = data_json["sound_intensity"];
configuration.dexed[instance_id].pan = data_json["pan"];
configuration.dexed[instance_id].polyphony = data_json["polyphony"];
configuration.dexed[instance_id].velocity_level = data_json["velocity_level"];
configuration.dexed[instance_id].monopoly = data_json["monopoly"];
configuration.dexed[instance_id].note_refresh = data_json["note_refresh"];
configuration.dexed[instance_id].pb_range = data_json["pb_range"];
configuration.dexed[instance_id].pb_step = data_json["pb_step"];
configuration.dexed[instance_id].mw_range = data_json["mw_range"];
configuration.dexed[instance_id].mw_assign = data_json["mw_assign"];
configuration.dexed[instance_id].mw_mode = data_json["mw_mode"];
configuration.dexed[instance_id].fc_range = data_json["fc_range"];
configuration.dexed[instance_id].fc_assign = data_json["fc_assign"];
configuration.dexed[instance_id].fc_mode = data_json["fc_mode"];
configuration.dexed[instance_id].bc_range = data_json["bc_range"];
configuration.dexed[instance_id].bc_assign = data_json["bc_assign"];
configuration.dexed[instance_id].bc_mode = data_json["bc_mode"];
configuration.dexed[instance_id].at_range = data_json["at_range"];
configuration.dexed[instance_id].at_assign = data_json["at_assign"];
configuration.dexed[instance_id].at_mode = data_json["at_mode"];
configuration.dexed[instance_id].portamento_mode = data_json["portamento_mode"];
configuration.dexed[instance_id].portamento_glissando = data_json["portamento_glissando"];
configuration.dexed[instance_id].portamento_time = data_json["portamento_time"];
configuration.dexed[instance_id].op_enabled = data_json["op_enabled"];
configuration.dexed[instance_id].midi_channel = data_json["midi_channel"];
check_configuration_dexed(instance_id);
set_voiceconfig_params(instance_id);
return (true);
}
#ifdef DEBUG
else {
Serial.print(F("E : Cannot open "));
Serial.print(filename);
Serial.println(F(" on SD."));
}
} else {
Serial.print(F("No "));
Serial.print(filename);
Serial.println(F(" available."));
#endif
}
}
AudioInterrupts();
return (false);
}
bool save_sd_voiceconfig_json(uint8_t vc, uint8_t instance_id) {
char filename[CONFIG_FILENAME_LEN];
vc = constrain(vc, PERFORMANCE_NUM_MIN, PERFORMANCE_NUM_MAX);
if (sd_card > 0) {
File json;
StaticJsonDocument<JSON_BUFFER_SIZE> data_json;
snprintf_P(filename, sizeof(filename), PSTR("/%s/%d/%s%d.json"), PERFORMANCE_CONFIG_PATH, vc, VOICE_CONFIG_NAME, instance_id + 1);
#ifdef DEBUG
Serial.print(F("Saving voice config "));
Serial.print(vc);
Serial.print(F("["));
Serial.print(instance_id);
Serial.print(F("]"));
Serial.print(F(" to "));
Serial.println(filename);
#endif
AudioNoInterrupts();
SD.begin();
SD.remove(filename);
json = SD.open(filename, FILE_WRITE);
if (json) {
data_json["bank"] = configuration.dexed[instance_id].bank;
data_json["voice"] = configuration.dexed[instance_id].voice;
data_json["lowest_note"] = configuration.dexed[instance_id].lowest_note;
data_json["highest_note"] = configuration.dexed[instance_id].highest_note;
data_json["transpose"] = configuration.dexed[instance_id].transpose;
data_json["tune"] = configuration.dexed[instance_id].tune;
data_json["sound_intensity"] = configuration.dexed[instance_id].sound_intensity;
data_json["pan"] = configuration.dexed[instance_id].pan;
data_json["polyphony"] = configuration.dexed[instance_id].polyphony;
data_json["velocity_level"] = configuration.dexed[instance_id].velocity_level;
data_json["monopoly"] = configuration.dexed[instance_id].monopoly;
data_json["monopoly"] = configuration.dexed[instance_id].monopoly;
data_json["note_refresh"] = configuration.dexed[instance_id].note_refresh;
data_json["pb_range"] = configuration.dexed[instance_id].pb_range;
data_json["pb_step"] = configuration.dexed[instance_id].pb_step;
data_json["mw_range"] = configuration.dexed[instance_id].mw_range;
data_json["mw_assign"] = configuration.dexed[instance_id].mw_assign;
data_json["mw_mode"] = configuration.dexed[instance_id].mw_mode;
data_json["fc_range"] = configuration.dexed[instance_id].fc_range;
data_json["fc_assign"] = configuration.dexed[instance_id].fc_assign;
data_json["fc_mode"] = configuration.dexed[instance_id].fc_mode;
data_json["bc_range"] = configuration.dexed[instance_id].bc_range;
data_json["bc_assign"] = configuration.dexed[instance_id].bc_assign;
data_json["bc_mode"] = configuration.dexed[instance_id].bc_mode;
data_json["at_range"] = configuration.dexed[instance_id].at_range;
data_json["at_assign"] = configuration.dexed[instance_id].at_assign;
data_json["at_mode"] = configuration.dexed[instance_id].at_mode;
data_json["portamento_mode"] = configuration.dexed[instance_id].portamento_mode;
data_json["portamento_glissando"] = configuration.dexed[instance_id].portamento_glissando;
data_json["portamento_time"] = configuration.dexed[instance_id].portamento_time;
data_json["op_enabled"] = configuration.dexed[instance_id].op_enabled;
data_json["midi_channel"] = configuration.dexed[instance_id].midi_channel;
#if defined(DEBUG) && defined(DEBUG_SHOW_JSON)
Serial.println(F("Write JSON data:"));
serializeJsonPretty(data_json, Serial);
Serial.println();
#endif
serializeJsonPretty(data_json, json);
json.close();
AudioInterrupts();
return (true);
}
json.close();
} else {
#ifdef DEBUG
Serial.print(F("E : Cannot open "));
Serial.print(filename);
Serial.println(F(" on SD."));
#endif
}
AudioInterrupts();
return (false);
}
/******************************************************************************
SD FX
******************************************************************************/
bool load_sd_fx_json(uint8_t number) {
number = constrain(number, PERFORMANCE_NUM_MIN, PERFORMANCE_NUM_MAX);
if (sd_card > 0) {
File json;
StaticJsonDocument<JSON_BUFFER_SIZE> data_json;
char filename[CONFIG_FILENAME_LEN];
snprintf_P(filename, sizeof(filename), PSTR("/%s/%d/%s.json"), PERFORMANCE_CONFIG_PATH, number, FX_CONFIG_NAME);
// first check if file exists...
AudioNoInterrupts();
if (SD.exists(filename)) {
// ... and if: load
#ifdef DEBUG
Serial.print(F("Found fx configuration ["));
Serial.print(filename);
Serial.println(F("]... loading..."));
#endif
json = SD.open(filename);
if (json) {
deserializeJson(data_json, json);
json.close();
AudioInterrupts();
#if defined(DEBUG) && defined(DEBUG_SHOW_JSON)
Serial.println(F("Read JSON data:"));
serializeJsonPretty(data_json, Serial);
Serial.println();
#endif
for (uint8_t i = 0; i < MAX_DEXED; i++) {
configuration.fx.filter_cutoff[i] = data_json["filter_cutoff"][i];
configuration.fx.filter_resonance[i] = data_json["filter_resonance"][i];
configuration.fx.chorus_frequency[i] = data_json["chorus_frequency"][i];
configuration.fx.chorus_waveform[i] = data_json["chorus_waveform"][i];
configuration.fx.chorus_depth[i] = data_json["chorus_depth"][i];
configuration.fx.chorus_level[i] = data_json["chorus_level"][i];
configuration.fx.delay_time[i] = data_json["delay_time"][i];
configuration.fx.delay_feedback[i] = data_json["delay_feedback"][i];
configuration.fx.delay_level[i] = data_json["delay_level"][i];
configuration.fx.delay_sync[i] = data_json["delay_sync"][i];
configuration.fx.reverb_send[i] = data_json["reverb_send"][i];
if (configuration.fx.delay_sync[i] > 0) {
configuration.fx.delay_time[i] = 0;
}
}
configuration.fx.reverb_roomsize = data_json["reverb_roomsize"];
configuration.fx.reverb_damping = data_json["reverb_damping"];
configuration.fx.reverb_lowpass = data_json["reverb_lowpass"];
configuration.fx.reverb_lodamp = data_json["reverb_lodamp"];
configuration.fx.reverb_hidamp = data_json["reverb_hidamp"];
configuration.fx.reverb_diffusion = data_json["reverb_diffusion"];
configuration.fx.reverb_level = data_json["reverb_level"];
configuration.fx.eq_1 = data_json["eq_1"];
configuration.fx.eq_2 = data_json["eq_2"];
configuration.fx.eq_3 = data_json["eq_3"];
configuration.fx.eq_4 = data_json["eq_4"];
configuration.fx.eq_5 = data_json["eq_5"];
configuration.fx.eq_6 = data_json["eq_6"];
configuration.fx.eq_7 = data_json["eq_7"];
configuration.fx.ep_chorus_frequency = data_json["ep_chorus_frequency"];
configuration.fx.ep_chorus_waveform = data_json["ep_chorus_waveform"];
configuration.fx.ep_chorus_depth = data_json["ep_chorus_depth"];
configuration.fx.ep_chorus_level = data_json["ep_chorus_level"];
configuration.fx.ep_reverb_send = data_json["ep_reverb_send"];
check_configuration_fx();
set_fx_params();
return (true);
}
#ifdef DEBUG
else {
Serial.print(F("E : Cannot open "));
Serial.print(filename);
Serial.println(F(" on SD."));
}
} else {
Serial.print(F("No "));
Serial.print(filename);
Serial.println(F(" available."));
#endif
}
}
AudioInterrupts();
return (false);
}
bool save_sd_fx_json(uint8_t number) {
char filename[CONFIG_FILENAME_LEN];
number = constrain(number, PERFORMANCE_NUM_MIN, PERFORMANCE_NUM_MAX);
save_sd_drumsettings_json(number);
if (sd_card > 0) {
File json;
StaticJsonDocument<JSON_BUFFER_SIZE> data_json;
snprintf_P(filename, sizeof(filename), PSTR("/%s/%d/%s.json"), PERFORMANCE_CONFIG_PATH, number, FX_CONFIG_NAME);
#ifdef DEBUG
Serial.print(F("Saving fx config "));
Serial.print(number);
Serial.print(F(" to "));
Serial.println(filename);
#endif
AudioNoInterrupts();
SD.begin();
SD.remove(filename);
json = SD.open(filename, FILE_WRITE);
if (json) {
for (uint8_t i = 0; i < MAX_DEXED; i++) {
data_json["filter_cutoff"][i] = configuration.fx.filter_cutoff[i];
data_json["filter_resonance"][i] = configuration.fx.filter_resonance[i];
data_json["chorus_frequency"][i] = configuration.fx.chorus_frequency[i];
data_json["chorus_waveform"][i] = configuration.fx.chorus_waveform[i];
data_json["chorus_depth"][i] = configuration.fx.chorus_depth[i];
data_json["chorus_level"][i] = configuration.fx.chorus_level[i];
data_json["delay_time"][i] = configuration.fx.delay_time[i];
data_json["delay_feedback"][i] = configuration.fx.delay_feedback[i];
data_json["delay_level"][i] = configuration.fx.delay_level[i];
data_json["delay_sync"][i] = configuration.fx.delay_sync[i];
data_json["reverb_send"][i] = configuration.fx.reverb_send[i];
}
data_json["reverb_roomsize"] = configuration.fx.reverb_roomsize;
data_json["reverb_damping"] = configuration.fx.reverb_damping;
data_json["reverb_lowpass"] = configuration.fx.reverb_lowpass;
data_json["reverb_lodamp"] = configuration.fx.reverb_lodamp;
data_json["reverb_hidamp"] = configuration.fx.reverb_hidamp;
data_json["reverb_diffusion"] = configuration.fx.reverb_diffusion;
data_json["reverb_level"] = configuration.fx.reverb_level;
data_json["eq_1"] = configuration.fx.eq_1;
data_json["eq_2"] = configuration.fx.eq_2;
data_json["eq_3"] = configuration.fx.eq_3;
data_json["eq_4"] = configuration.fx.eq_4;
data_json["eq_5"] = configuration.fx.eq_5;
data_json["eq_6"] = configuration.fx.eq_6;
data_json["eq_7"] = configuration.fx.eq_7;
data_json["ep_chorus_frequency"] = configuration.fx.ep_chorus_frequency;
data_json["ep_chorus_waveform"] = configuration.fx.ep_chorus_waveform;
data_json["ep_chorus_depth"] = configuration.fx.ep_chorus_depth;
data_json["ep_chorus_level"] = configuration.fx.ep_chorus_level;
data_json["ep_reverb_send"] = configuration.fx.ep_reverb_send;
#if defined(DEBUG) && defined(DEBUG_SHOW_JSON)
Serial.println(F("Write JSON data:"));
serializeJsonPretty(data_json, Serial);
Serial.println();
#endif
serializeJsonPretty(data_json, json);
json.close();
AudioInterrupts();
return (true);
}
json.close();
} else {
#ifdef DEBUG
Serial.print(F("E : Cannot open "));
Serial.print(filename);
Serial.println(F(" on SD."));
#endif
}
AudioInterrupts();
return (false);
}
/******************************************************************************
SD EPIANO
******************************************************************************/
bool load_sd_epiano_json(uint8_t number) {
number = constrain(number, PERFORMANCE_NUM_MIN, PERFORMANCE_NUM_MAX);
if (sd_card > 0) {
File json;
StaticJsonDocument<JSON_BUFFER_SIZE> data_json;
char filename[CONFIG_FILENAME_LEN];
snprintf_P(filename, sizeof(filename), PSTR("/%s/%d/%s.json"), PERFORMANCE_CONFIG_PATH, number, EPIANO_CONFIG_NAME);
// first check if file exists...
AudioNoInterrupts();
if (SD.exists(filename)) {
// ... and if: load
#ifdef DEBUG
Serial.print(F("Found epiano configuration ["));
Serial.print(filename);
Serial.println(F("]... loading..."));
#endif
json = SD.open(filename);
if (json) {
deserializeJson(data_json, json);
json.close();
AudioInterrupts();
#if defined(DEBUG) && defined(DEBUG_SHOW_JSON)
Serial.println(F("Read JSON data:"));
serializeJsonPretty(data_json, Serial);
Serial.println();
#endif
configuration.epiano.decay = data_json["decay"];
configuration.epiano.release = data_json["release"];
configuration.epiano.hardness = data_json["hardness"];
configuration.epiano.treble = data_json["treble"];
configuration.epiano.pan_tremolo = data_json["pan_tremolo"];
configuration.epiano.pan_lfo = data_json["pan_lf"];
configuration.epiano.velocity_sense = data_json["velocity"];
configuration.epiano.stereo = data_json["stereo"];
configuration.epiano.polyphony = data_json["polyphony"];
configuration.epiano.tune = data_json["tune"];
configuration.epiano.detune = data_json["detune"];
configuration.epiano.overdrive = data_json["overdrive"];
configuration.epiano.lowest_note = data_json["lowest_note"];
configuration.epiano.highest_note = data_json["highest_note"];
configuration.epiano.transpose = data_json["transpose"];
configuration.epiano.sound_intensity = data_json["sound_intensity"];
configuration.epiano.pan = data_json["pan"];
configuration.epiano.midi_channel = data_json["midi_channel"];
check_configuration_epiano();
set_epiano_params();
return (true);
}
#ifdef DEBUG
else {
Serial.print(F("E : Cannot open "));
Serial.print(filename);
Serial.println(F(" on SD."));
}
} else {
Serial.print(F("No "));
Serial.print(filename);
Serial.println(F(" available."));
#endif
}
}
AudioInterrupts();
return (false);
}
bool save_sd_epiano_json(uint8_t number) {
char filename[CONFIG_FILENAME_LEN];
number = constrain(number, PERFORMANCE_NUM_MIN, PERFORMANCE_NUM_MAX);
if (sd_card > 0) {
File json;
StaticJsonDocument<JSON_BUFFER_SIZE> data_json;
snprintf_P(filename, sizeof(filename), PSTR("/%s/%d/%s.json"), PERFORMANCE_CONFIG_PATH, number, EPIANO_CONFIG_NAME);
#ifdef DEBUG
Serial.print(F("Saving epiano config "));
Serial.print(number);
Serial.print(F(" to "));
Serial.println(filename);
#endif
AudioNoInterrupts();
SD.begin();
SD.remove(filename);
json = SD.open(filename, FILE_WRITE);
if (json) {
data_json["decay"] = configuration.epiano.decay;
data_json["release"] = configuration.epiano.release;
data_json["hardness"] = configuration.epiano.hardness;
data_json["treble"] = configuration.epiano.treble;
data_json["pan_tremolo"] = configuration.epiano.pan_tremolo;
data_json["pan_lfo"] = configuration.epiano.pan_lfo;
data_json["velocity_sense"] = configuration.epiano.velocity_sense;
data_json["stereo"] = configuration.epiano.stereo;
data_json["polyphony"] = configuration.epiano.polyphony;
data_json["tune"] = configuration.epiano.tune;
data_json["detune"] = configuration.epiano.detune;
data_json["overdrive"] = configuration.epiano.overdrive;
data_json["lowest_note"] = configuration.epiano.lowest_note;
data_json["highest_note"] = configuration.epiano.highest_note;
data_json["transpose"] = configuration.epiano.transpose;
data_json["sound_intensity"] = configuration.epiano.sound_intensity;
data_json["pan"] = configuration.epiano.pan;
data_json["midi_channel"] = configuration.epiano.midi_channel;
#if defined(DEBUG) && defined(DEBUG_SHOW_JSON)
Serial.println(F("Write JSON data:"));
serializeJsonPretty(data_json, Serial);
Serial.println();
#endif
serializeJsonPretty(data_json, json);
json.close();
AudioInterrupts();
return (true);
}
json.close();
} else {
#ifdef DEBUG
Serial.print(F("E : Cannot open "));
Serial.print(filename);
Serial.println(F(" on SD."));
#endif
}
AudioInterrupts();
return (false);
}
/******************************************************************************
SD SYS
******************************************************************************/
bool load_sd_sys_json(void) {
if (sd_card > 0) {
File json;
StaticJsonDocument<JSON_BUFFER_SIZE> data_json;
char filename[CONFIG_FILENAME_LEN];
snprintf_P(filename, sizeof(filename), PSTR("/%s.json"), SYS_CONFIG_NAME);
// first check if file exists...
AudioNoInterrupts();
if (SD.exists(filename)) {
// ... and if: load
#ifdef DEBUG
Serial.println(F("Found sys configuration"));
#endif
json = SD.open(filename);
if (json) {
deserializeJson(data_json, json);
json.close();
AudioInterrupts();
#if defined(DEBUG) && defined(DEBUG_SHOW_JSON)
Serial.println(F("Read JSON data:"));
serializeJsonPretty(data_json, Serial);
Serial.println();
#endif
configuration.sys.vol = data_json["vol"];
configuration.sys.mono = data_json["mono"];
configuration.sys.soft_midi_thru = data_json["soft_midi_thru"];
configuration.sys.performance_number = data_json["performance_number"];
configuration.sys.favorites = data_json["favorites"];
configuration.sys.load_at_startup = data_json["load_at_startup"];
check_configuration_sys();
set_sys_params();
return (true);
}
#ifdef DEBUG
else {
Serial.print(F("E : Cannot open "));
Serial.print(filename);
Serial.println(F(" on SD."));
}
} else {
Serial.print(F("No "));
Serial.print(filename);
Serial.println(F(" available."));
#endif
}
}
AudioInterrupts();
return (false);
}
bool save_sd_sys_json(void) {
char filename[CONFIG_FILENAME_LEN];
if (sd_card > 0) {
File json;
StaticJsonDocument<JSON_BUFFER_SIZE> data_json;
snprintf_P(filename, sizeof(filename), PSTR("/%s.json"), SYS_CONFIG_NAME);
#ifdef DEBUG
Serial.print(F("Saving sys config to "));
Serial.println(filename);
#endif
AudioNoInterrupts();
SD.begin();
SD.remove(filename);
json = SD.open(filename, FILE_WRITE);
if (json) {
data_json["vol"] = configuration.sys.vol;
data_json["mono"] = configuration.sys.mono;
data_json["soft_midi_thru"] = configuration.sys.soft_midi_thru;
data_json["performance_number"] = configuration.sys.performance_number;
data_json["favorites"] = configuration.sys.favorites;
data_json["load_at_startup"] = configuration.sys.load_at_startup;
#if defined(DEBUG) && defined(DEBUG_SHOW_JSON)
Serial.println(F("Write JSON data:"));
serializeJsonPretty(data_json, Serial);
Serial.println();
#endif
serializeJsonPretty(data_json, json);
json.close();
AudioInterrupts();
save_sys_flag = false;
return (true);
}
json.close();
} else {
#ifdef DEBUG
Serial.print(F("E : Cannot open "));
Serial.print(filename);
Serial.println(F(" on SD."));
#endif
}
AudioInterrupts();
return (false);
}
bool save_sd_performance_json(uint8_t number) {
char filename[CONFIG_FILENAME_LEN];
number = constrain(number, PERFORMANCE_NUM_MIN, PERFORMANCE_NUM_MAX);
dac_mute();
AudioNoInterrupts();
check_performance_directory(number);
#ifdef DEBUG
Serial.print(F("Write performance config "));
Serial.println(number);
#endif
save_sd_fx_json(number);
save_sd_epiano_json(number);
for (uint8_t i = 0; i < MAX_DEXED; i++) {
snprintf_P(filename, sizeof(filename), PSTR("/%s/%d/%s%d.json"), PERFORMANCE_CONFIG_PATH, number, VOICE_CONFIG_NAME, i);
#ifdef DEBUG
Serial.print(F("Write Voice-Config"));
Serial.println(filename);
#endif
save_sd_voiceconfig_json(number, i);
}
if (sd_card > 0) {
File json;
StaticJsonDocument<JSON_BUFFER_SIZE> data_json;
snprintf_P(filename, sizeof(filename), PSTR("/%s/%d/%s.json"), PERFORMANCE_CONFIG_PATH, number, PERFORMANCE_CONFIG_NAME);
#ifdef DEBUG
Serial.print(F("Saving performance config "));
Serial.print(number);
Serial.print(F(" to "));
Serial.println(filename);
#endif
SD.remove(filename);
json = SD.open(filename, FILE_WRITE);
if (json) {
for (uint8_t i = 0; i < FILENAME_LEN; i++) {
data_json["name"][i] = configuration.performance.name[i];
}
#if defined(DEBUG) && defined(DEBUG_SHOW_JSON)
Serial.println(F("Write JSON data:"));
serializeJsonPretty(data_json, Serial);
Serial.println();
#endif
serializeJsonPretty(data_json, json);
json.close();
AudioInterrupts();
dac_unmute();
return (true);
}
json.close();
AudioInterrupts();
}
#ifdef DEBUG
else {
Serial.print(F("E : Cannot open "));
Serial.print(filename);
Serial.println(F(" on SD."));
AudioInterrupts();
}
#endif
return (false);
}
bool check_performance_directory(uint8_t number) {
char dir[CONFIG_FILENAME_LEN];
if (sd_card > 0) {
snprintf_P(dir, sizeof(dir), PSTR("/%s/%d"), PERFORMANCE_CONFIG_PATH, number);
AudioNoInterrupts();
SD.begin();
if (!SD.exists(dir)) {
#ifdef DEBUG
if (SD.mkdir(dir)) {
Serial.print(F("Creating directory "));
Serial.println(dir);
} else {
Serial.print(F("E: Cannot create "));
Serial.println(dir);
AudioInterrupts();
return (false);
}
#else
SD.mkdir(dir);
#endif
}
AudioInterrupts();
return (true);
}
#ifdef DEBUG
else {
Serial.println(F("E: SD card not available"));
}
#endif
return (false);
}
void get_sd_performance_name_json(uint8_t number) {
number = constrain(number, PERFORMANCE_NUM_MIN, PERFORMANCE_NUM_MAX);
if (sd_card > 0) {
File json;
StaticJsonDocument<JSON_BUFFER_SIZE> data_json;
char filename[CONFIG_FILENAME_LEN];
snprintf_P(filename, sizeof(filename), PSTR("/%s/%d/%s.json"), PERFORMANCE_CONFIG_PATH, number, PERFORMANCE_CONFIG_NAME);
// first check if file exists...
AudioNoInterrupts();
if (SD.exists(filename)) {
// ... and if: load
json = SD.open(filename);
if (json) {
deserializeJson(data_json, json);
json.close();
AudioInterrupts();
}
if (data_json["performance_name"][0] != 0) {
for (uint8_t i = 0; i < FILENAME_LEN; i++) {
configuration.performance.name_temp[i] = data_json["name"][i];
}
#ifdef DEBUG
Serial.print(F("Get performance name for "));
Serial.print(number);
Serial.print(F(": "));
Serial.print(configuration.performance.name_temp);
Serial.println();
#endif
}
#ifdef DEBUG
else {
Serial.print(F("Cannot get performance name for "));
Serial.print(number);
Serial.println();
}
#endif
}
}
}
bool load_sd_performance_json(uint8_t number) {
dac_mute();
handleStop();
number = constrain(number, PERFORMANCE_NUM_MIN, PERFORMANCE_NUM_MAX);
AudioNoInterrupts();
load_sd_fx_json(number);
load_sd_epiano_json(number);
#if NUM_DRUMS > 0
load_sd_drumsettings_json(number);
#endif
if (sd_card > 0) {
File json;
StaticJsonDocument<JSON_BUFFER_SIZE> data_json;
for (uint8_t instance_id = 0; instance_id < NUM_DEXED; instance_id++) {
#ifdef DEBUG
Serial.print(F("Load Voice-Config "));
Serial.println(instance_id + 1);
#endif
load_sd_voiceconfig_json(number, instance_id);
load_sd_voice(configuration.dexed[instance_id].bank, configuration.dexed[instance_id].voice, instance_id);
MicroDexed[instance_id]->setGain(midi_volume_transform(map(configuration.dexed[instance_id].sound_intensity, SOUND_INTENSITY_MIN, SOUND_INTENSITY_MAX, 0, 127)));
MicroDexed[instance_id]->panic();
}
dac_unmute();
AudioInterrupts();
return (true);
}
return (false);
}
bool check_sd_performance_exists(uint8_t number) {
if (number < 0)
return (false);
number = constrain(number, PERFORMANCE_NUM_MIN, PERFORMANCE_NUM_MAX);
AudioNoInterrupts();
if (sd_card > 0) {
char filename[CONFIG_FILENAME_LEN];
snprintf_P(filename, sizeof(filename), PSTR("/%s/%d/%s.json"), PERFORMANCE_CONFIG_PATH, number, PERFORMANCE_CONFIG_NAME);
// check if file exists...
if (SD.exists(filename)) {
AudioInterrupts();
return (true);
} else {
AudioInterrupts();
return (false);
}
} else {
AudioInterrupts();
return (false);
}
}
/******************************************************************************
HELPER FUNCTIONS
******************************************************************************/
bool get_sd_data(File sysex, uint8_t format, uint8_t* conf) {
uint16_t n;
int32_t bulk_checksum_calc = 0;
int8_t bulk_checksum;
#ifdef DEBUG
Serial.print(F("Reading "));
Serial.print(sysex.size());
Serial.println(F(" bytes."));
#endif
AudioNoInterrupts();
if (sysex.read() != 0xf0) // check sysex start-byte
{
#ifdef DEBUG
Serial.println(F("E : SysEx start byte not found."));
#endif
return (false);
}
if (sysex.read() != 0x67) // check sysex vendor is unofficial SYSEX-ID for MicroDexed
{
#ifdef DEBUG
Serial.println(F("E : SysEx vendor not unofficial SYSEX-ID for MicroDexed."));
#endif
return (false);
}
if (sysex.read() != format) // check for sysex type
{
#ifdef DEBUG
Serial.println(F("E : SysEx type not found."));
#endif
return (false);
}
sysex.seek(sysex.size() - 1);
if (sysex.read() != 0xf7) // check sysex end-byte
{
#ifdef DEBUG
Serial.println(F("E : SysEx end byte not found."));
#endif
return (false);
}
sysex.seek(sysex.size() - 2); // Bulk checksum
bulk_checksum = sysex.read();
sysex.seek(3); // start of bulk data
for (n = 0; n < sysex.size() - 6; n++) {
uint8_t d = sysex.read();
bulk_checksum_calc -= d;
#ifdef DEBUG
Serial.print(F("SYSEX data read: 0x"));
Serial.println(d, HEX);
#endif
}
bulk_checksum_calc &= 0x7f;
if (int8_t(bulk_checksum_calc) != bulk_checksum) {
#ifdef DEBUG
Serial.print(F("E : Bulk checksum mismatch : 0x"));
Serial.print(int8_t(bulk_checksum_calc), HEX);
Serial.print(F(" != 0x"));
Serial.println(bulk_checksum, HEX);
#endif
return (false);
}
#ifdef DEBUG
else {
Serial.print(F("Bulk checksum : 0x"));
Serial.print(int8_t(bulk_checksum_calc), HEX);
Serial.print(F(" [0x"));
Serial.print(bulk_checksum, HEX);
Serial.println(F("]"));
}
#endif
sysex.seek(3); // start of bulk data
for (n = 0; n < sysex.size() - 6; n++) {
uint8_t d = sysex.read();
*(conf++) = d;
}
AudioInterrupts();
#ifdef DEBUG
Serial.println(F("SD data loaded."));
#endif
return (true);
}
bool write_sd_data(File sysex, uint8_t format, uint8_t* data, uint16_t len) {
#ifdef DEBUG
Serial.print(F("Storing SYSEX format 0x"));
Serial.print(format, HEX);
Serial.print(F(" with length of "));
Serial.print(len, DEC);
Serial.println(F(" bytes."));
#endif
// write sysex start
AudioNoInterrupts();
sysex.write(0xf0);
#ifdef DEBUG
Serial.println(F("Write SYSEX start: 0xf0"));
#endif
// write sysex vendor is unofficial SYSEX-ID for MicroDexed
sysex.write(0x67);
#ifdef DEBUG
Serial.println(F("Write SYSEX vendor: 0x67"));
#endif
// write sysex format number
sysex.write(format);
#ifdef DEBUG
Serial.print(F("Write SYSEX format: 0x"));
Serial.println(format, HEX);
#endif
// write data
sysex.write(data, len);
#ifdef DEBUG
for (uint16_t i = 0; i < len; i++) {
Serial.print(F("Write SYSEX data: 0x"));
Serial.println(data[i], HEX);
}
#endif
// write checksum
sysex.write(calc_checksum(data, len));
#ifdef DEBUG
uint8_t checksum = calc_checksum(data, len);
sysex.write(checksum);
Serial.print(F("Write SYSEX checksum: 0x"));
Serial.println(checksum, HEX);
#endif
// write sysex end
sysex.write(0xf7);
AudioInterrupts();
#ifdef DEBUG
Serial.println(F("Write SYSEX end: 0xf7"));
#endif
return (true);
}
uint8_t calc_checksum(uint8_t* data, uint16_t len) {
int32_t bulk_checksum_calc = 0;
for (uint16_t n = 0; n < len; n++)
bulk_checksum_calc -= data[n];
return (bulk_checksum_calc & 0x7f);
}
void strip_extension(const char* s, char* target, uint8_t len) {
char tmp[CONFIG_FILENAME_LEN];
char* token;
strcpy(tmp, s);
token = strtok(tmp, ".");
if (token == NULL)
strcpy(target, "*ERROR*");
else
strcpy(target, token);
target[len] = '\0';
}
bool get_bank_name(uint8_t b, char* name, uint8_t len) {
File sysex;
if (sd_card > 0) {
char bankdir[4];
File entry;
memset(name, 0, len);
snprintf_P(bankdir, sizeof(bankdir), PSTR("/%d"), b);
// try to open directory
sysex = SD.open(bankdir);
if (!sysex)
return (false);
do {
entry = sysex.openNextFile();
} while (entry.isDirectory());
if (entry.isDirectory()) {
entry.close();
sysex.close();
return (false);
}
strip_extension(entry.name(), name, len);
#ifdef DEBUG
Serial.print(F("Found bank-name ["));
Serial.print(name);
Serial.print(F("] for bank ["));
Serial.print(b);
Serial.println(F("]"));
#endif
entry.close();
sysex.close();
return (true);
}
return (false);
}
bool get_voice_name(uint8_t b, uint8_t v, char* name, uint8_t len) {
File sysex;
if (sd_card > 0) {
char bank_name[BANK_NAME_LEN];
char filename[FILENAME_LEN];
b = constrain(b, 0, MAX_BANKS - 1);
v = constrain(v, 0, MAX_VOICES - 1);
get_bank_name(b, bank_name, sizeof(bank_name));
snprintf_P(filename, sizeof(filename), PSTR("/%d/%s.syx"), b, bank_name);
#ifdef DEBUG
Serial.print(F("Reading voice-name from ["));
Serial.print(filename);
Serial.println(F("]"));
#endif
// try to open directory
AudioNoInterrupts();
sysex = SD.open(filename);
if (!sysex)
return (false);
memset(name, 0, len);
sysex.seek(124 + (v * 128));
sysex.read(name, min(len, 10));
#ifdef DEBUG
Serial.print(F("Found voice-name ["));
Serial.print(name);
Serial.print(F("] for bank ["));
Serial.print(b);
Serial.print(F("] and voice ["));
Serial.print(v);
Serial.println(F("]"));
#endif
sysex.close();
AudioInterrupts();
return (true);
}
return (false);
}
bool get_voice_by_bank_name(uint8_t b, const char* bank_name, uint8_t v, char* voice_name, uint8_t len) {
File sysex;
if (sd_card > 0) {
char filename[FILENAME_LEN];
snprintf_P(filename, sizeof(filename), PSTR("/%d/%s.syx"), b, bank_name);
#ifdef DEBUG
Serial.print(F("Reading voice-name from ["));
Serial.print(filename);
Serial.println(F("]"));
#endif
// try to open directory
AudioNoInterrupts();
sysex = SD.open(filename);
if (!sysex)
return (false);
memset(voice_name, 0, len);
sysex.seek(124 + (v * 128));
sysex.read(voice_name, min(len, 10));
#ifdef DEBUG
Serial.print(F("Found voice-name ["));
Serial.print(voice_name);
Serial.print(F("] for bank ["));
Serial.print(b);
Serial.print(F("|"));
Serial.print(bank_name);
Serial.print(F("] and voice ["));
Serial.print(v);
Serial.println(F("]"));
#endif
sysex.close();
AudioInterrupts();
return (true);
}
return (false);
}
void string_toupper(char* s) {
while (*s) {
*s = toupper((unsigned char)*s);
s++;
}
}