def __init__(self, time_per_duration):
self.time_per_duration = time_per_duration
self.synth = fluidsynth.Synth(1)
self.synth.start(driver="alsa")
# soundFont = synth.sfload("/home/pi/Documents/ChoriumRevA.SF2")
soundFont = self.synth.sfload(
"/home/pi/music_pro/arachno-soundfont-10-sf2/Arachno SoundFont - Version 1.0.sf2"
)
# 设置乐器的channel，最后两个参数是bank和preset数
self.synth.program_select(1, soundFont, 0, 0) #Grand piano
self.synth.program_select(2, soundFont, 0, 41) #Violin
self.synth.program_select(3, soundFont, 0, 42) #Cello
self.synth.program_select(4, soundFont, 0, 46) #Orchestral Harp
self.synth.program_select(5, soundFont, 0, 56) #Trumpet
self.synth.program_select(6, soundFont, 0, 32) #Acoustic Bass
self.synth.program_select(7, soundFont, 0, 10) #Music Box
self.synth.program_select(8, soundFont, 0, 16) #DrawBar Organ
self.synth.program_select(9, soundFont, 0, 24) #Nylon Guitar
#self.synth.program_select(10, soundFont, 0, 54) #Synth Voice
#self.synth.program_select(11, soundFont, 0, 52) #Choir Aahs
#self.synth.program_select(12, soundFont, 0, 48) #Strings Ensemble 1
#self.synth.program_select(13, soundFont, 0, 55) #Orchestra Hit
self.channels_num = 9
self.onNotes = []
def load_soundfont(soundfont):
try:
fs = pyfluidsynth.Synth()
fluid = fs.sfload(soundfont)
if fluid:
print("音源加载成功")
except:
fs = None
fluid = -1
print("音源加载失败")
return fs, fluid
#!/usr/bin/env python3 # -*- coding: utf-8 -*- import os import sys import time this_dir = os.path.dirname(os.path.realpath(__file__)) sys.path.append(os.path.join(this_dir, '../..')) from mingus.midi import pyfluidsynth fs = pyfluidsynth.Synth() fs.start(driver="alsa") sfid = fs.sfload(os.path.join(this_dir, "example.sf2")) fs.program_select(0, sfid, 0, 0) fs.noteon(0, 60, 30) fs.noteon(0, 67, 30) fs.noteon(0, 76, 30) time.sleep(1.0) fs.noteoff(0, 60) fs.noteoff(0, 67) fs.noteoff(0, 76) time.sleep(1.0) fs.delete()
import time
from sys import exit
#midi player libraries
from mingus.core import notes, chords
from mingus.containers import *
import mingus.midi.pyfluidsynth as fluidsynth
# import RPi.GPIO as GPIO #for GPIO switch
synth = fluidsynth.Synth(1)
synth.start(driver="alsa")
# soundFont = synth.sfload("/home/pi/Documents/ChoriumRevA.SF2")
soundFont = synth.sfload("arachno-soundfont-10-sf2/Arachno SoundFont - Version 1.0.sf2")
#assign instruments to separate channel numbers (1 is hammond organ, 2 is steel guitar, etc...)
#program_select arguments: channel, soundFont, bank, preset
synth.program_select(1, soundFont, 0, 16) #16 hammond organ
synth.program_select(2, soundFont, 0, 26) #26 steel guitar
synth.program_select(3, soundFont, 128, 0) #0 Bank 128 standard drums
synth.program_select(4, soundFont, 0, 114) #114 steel drums
synth.program_select(5, soundFont, 128, 48) #48 bank 128 orchestra drum kit
synth.program_select(6, soundFont, 128, 25) #25 bank 128 TR-808 drum kit
synth.program_select(7, soundFont, 0, 102) #102 echo drops
synth.program_select(8, soundFont, 0, 11) #11 vibraphone
synth.program_select(9, soundFont, 0, 13) #13 xylophone
synth.program_select(10, soundFont, 0, 55) #55 orchestra hit
synth.program_select(11, soundFont, 0, 86) #86 5th saw wave
synth.program_select(12, soundFont, 0, 88) #88 fantasia
#instrument numbers: https://www.midi.org/specifications/item/gm-level-1-sound-set
def __init__(self, music=None, fs=None, fluid=-1):
self._init(music, fs, fluid)
if self.fs is None:
self.fs = pyfluidsynth.Synth()
self.fluid = self.fs.sfload("soundfont/Hubbe64MB.sf2")
self.fs.start()
# ----------
# ----------
# Output result if enabled:
if out_sound or out_wav != "":
from time import sleep
import numpy as np
if out_wav:
import wave
import pyaudio
p = pyaudio.PyAudio()
sr = 44100
samples = []
if sf2 != "":
from mingus.midi import pyfluidsynth
fs = pyfluidsynth.Synth(samplerate=sr)
fsf2 = fs.sfload(sf2)
fs.program_select(0, fsf2, 0, 0)
for index, lrep_code in enumerate(notes):
for index1, lrep_code1 in enumerate(lrep_code):
for index2, lrep_code2 in enumerate(lrep_code1):
for index3, lrep_code3 in enumerate(lrep_code2):
if lrep_code3[0] != -1:
fs.noteon(0, lrep_code3[0], volume * 100)
samples.append(
pyfluidsynth.raw_audio_string(
np.array(
fs.get_samples(
int((sr * lrep_code3[1] * (60 / bpm)) /
speed_multiplier)))))
if lrep_code3[0] != -1:
def init(self):
self.fs = fs.Synth()
scale_number = 1
last_scale_number = 1
clkLastState = 1
dtLastState = 1
scale_name = ""
backtrack_number = 0
volume = 75
Noteid = ''
endpoint = '/api/v1'
duration = ''
current_track = 0
may_rotate = True
leadinstr = 1
backinginstr = 1
fs = pyfluidsynth.Synth(gain=2)
fs.start(driver="alsa")
sfid = fs.sfload("/usr/share/sounds/sf2/FluidR3_GM.sf2")
fs.program_select(0, sfid, 0, 0)
fs.program_change(2, 1)
fs.program_change(1, 1)
fs.program_change(3, 123)
fs.program_change(9, 48)
lcd = LCD.Lcd(E=23, RS=24, SDA=12, SCL=25)
ips = check_output(['hostname', '--all-ip-addresses']).decode("utf-8")
ip = ips.split(" ")
print(ip[1])
lcd.clear_display()
LockRotary = threading.Lock()