back/utils/synth.py

#!/usr/bin/env python
# coding: utf-8

import contextlib
import glob
import io
import json
import logging
import multiprocessing
import os
import random
import time
import traceback
import sys

from pydub import AudioSegment, silence
from anyio import Path
import dawdreamer as daw
import numpy as np
from scipy.io import wavfile
from pydub import AudioSegment
from pydub.silence import split_on_silence
import tqdm
import csv


SAMPLE_RATE = 44100
# Parameters will undergo automation at this buffer/block size.
BUFFER_SIZE = 128
PPQN = 960  # Pulses per quarter note.

SYNTH_PLUGIN = "libTAL-NoiseMaker.so"
# SYNTH_PLUGIN = "C:/Program Files/Common Files/VST3/Surge Synth Team/Surge XT.vst3/Contents/x86_64-win/Surge XT.vst3"


def make_sine(freq: float, duration: float, sr=SAMPLE_RATE):
    """Return sine wave based on freq in Hz and duration in seconds"""
    N = int(duration * sr)  # Number of samples
    return np.sin(np.pi*2.*freq*np.arange(N)/sr)



def gen():
    # print(f'Current gen: {self.current_num}')
    engine = daw.RenderEngine(SAMPLE_RATE, BUFFER_SIZE)
    output_dir = Path("yay")

    # Make a processor and give it the unique name "my_synth", which we use later.
    synth = engine.make_plugin_processor("my_synth", SYNTH_PLUGIN)
    assert synth.get_name() == "my_synth"
    
    #Outputs the properties names and dumps them in a json

    params = {}
    for param in range(1,86):
        params[param] = (synth.get_parameter_name(param))
    with open(str(f'params_.json'), 'w') as f:
        json.dump(params, f)


    #synth.load_preset("C:/Users/yderre/AppData/Roaming/ToguAudioLine/TAL-NoiseMaker/presets/Factory Presets/DRUM/DR 8bit  Kick II FN.noisemakerpreset")

    # Get the parameters description from the plugin
    parameters = synth.get_parameters_description()
    
    array = []
    # Create a dictionary with parameter names as keys and their indices as values
    synth.add_midi_note(40, 127, 0, 0.2)

    # for i in range(0,120):
    #     print(f"{parameters[i]['name']}")
    # return

    with open('InverSynth_01998.wav.csv', 'r') as csvfile:
        reader = csv.reader(csvfile)
        
        # Skip the header row
        next(reader)
        i=0
        # Loop through the rows
        for row in reader:
            
            # Get the floating-point number from the third column
            value = float(row[2])
            params = {}
            # (MIDI note, velocity, start, duration)
            print(f"{parameters[i]['name']} changed from  {parameters[i]['defaultValue']} to {value} ")
            synth.set_parameter(i, value)
            i+=1
            # don't do reverb
            graph = [
                # synth takes no inputs, so we give an empty list.
                (synth, []),
            ]
            
    

    engine.load_graph(graph)
    engine.render(1)
    output = engine.get_audio()
    wavfile.write(
        str(output_dir/f'test_.wav'), SAMPLE_RATE, output.transpose())
    synth.open_editor()  # Open the editor, make changes, and clos




if __name__ == "__main__":
    gen()