108 lines
3.4 KiB
Python
108 lines
3.4 KiB
Python
import time
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import board
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import busio
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import audioio
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import adafruit_fancyled.adafruit_fancyled as fancy
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import adafruit_trellism4
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import adafruit_adxl34x
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from color_names import *
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SAMPLE_FOLDER = "/samples/" # the name of the folder containing the samples
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# This soundboard can select up to *32* sound clips! each one has a filename
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# which will be inside the SAMPLE_FOLDER above, and a *color* in a tuple ()
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VOICES = [("01.wav", RED),
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("02.wav", ORANGE),
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("03.wav", YELLOW),
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("04.wav", GREEN),
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("05.wav", TEAL),
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("06.wav", BLUE),
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("07.wav", PURPLE),
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("08.wav", PINK),
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("09.wav", RED),
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("10.wav", ORANGE),
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("11.wav", YELLOW),
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("12.wav", GREEN),
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("13.wav", TEAL),
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("14.wav", BLUE),
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("15.wav", PURPLE),
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("16.wav", PINK),
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("17.wav", RED),
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("18.wav", ORANGE),
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("19.wav", YELLOW),
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("20.wav", GREEN),
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("21.wav", TEAL),
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("22.wav", BLUE),
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("23.wav", PURPLE),
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("24.wav", PINK),
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("25.wav", RED),
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("26.wav", ORANGE),
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("27.wav", YELLOW),
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("28.wav", GREEN),
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("29.wav", TEAL),
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("30.wav", BLUE),
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("31.wav", PURPLE),
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("32.wav", PINK)]
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# For the intro, pick any number of colors to make a fancy gradient!
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INTRO_SWIRL = [PINK, TEAL, YELLOW]
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# the color for the selected sample
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SELECTED_COLOR = WHITE
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# Our keypad + neopixel driver
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trellis = adafruit_trellism4.TrellisM4Express(rotation=270)
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# Play the welcome wav (if its there)
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with audioio.AudioOut(board.A1, right_channel=board.A0) as audio:
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try:
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f = open("welcome.wav", "rb")
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wave = audioio.WaveFile(f)
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audio.play(wave)
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swirl = 0 # we'll swirl through the colors in the gradient
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while audio.playing:
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for i in range(32):
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palette_index = ((swirl+i) % 32) / 32
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color = fancy.palette_lookup(INTRO_SWIRL, palette_index)
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# display it!
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trellis.pixels[(i//8, i%8)] = color.pack()
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swirl += 1
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time.sleep(0.005)
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f.close()
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# Clear all pixels
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trellis.pixels.fill(0)
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# just hold a moment
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time.sleep(0.5)
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except OSError:
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# no biggie, they probably deleted it
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pass
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# Parse the first file to figure out what format its in
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with open(SAMPLE_FOLDER+VOICES[0][0], "rb") as f:
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wav = audioio.WaveFile(f)
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print("%d channels, %d bits per sample, %d Hz sample rate " %
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(wav.channel_count, wav.bits_per_sample, wav.sample_rate))
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# Audio playback object - we'll go with either mono or stereo depending on
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# what we see in the first file
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if wav.channel_count == 1:
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audio = audioio.AudioOut(board.A1)
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elif wav.channel_count == 2:
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audio = audioio.AudioOut(board.A1, right_channel=board.A0)
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else:
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raise RuntimeError("Must be mono or stereo waves!")
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# Clear all pixels
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trellis.pixels.fill(0)
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current_press = set()
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while True:
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pressed = set(trellis.pressed_keys)
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#print(pressed)
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for down in pressed - current_press:
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print("Pressed down", down)
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current_press = pressed
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button_num = down[0]*8 + down[1] + 1
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print(button_num)
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time.sleep(0.01) # a little delay here helps avoid debounce annoyances
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