def __init__(self):
self.running = False
# set the oled screen height
self.screen_width = SCREEN_WIDTH
self.screen_height = SCREEN_HEIGHT
self.btn1Pin = LEFT_BTN_PIN
self.btn2Pin = RIGHT_BTN_PIN
# configure interrups for buttons
GPIO.setup(self.btn1Pin, GPIO.IN, pull_up_down=GPIO.PUD_UP)
GPIO.setup(self.btn2Pin, GPIO.IN, pull_up_down=GPIO.PUD_UP)
# configure screen
spi_bus = 0
spi_device = 0
# Very important... This lets py-gaugette 'know' what pins to use in order to reset the display
self.led = disp = Adafruit_SSD1306.SSD1306_128_64(rst=RST, dc=DC, spi=SPI.SpiDev(SPI_PORT, SPI_DEVICE, max_speed_hz=8000000)) # Change rows & cols values depending on your display dimensions.
# Initialize library.
self.led.begin()
# Clear display.
self.led.clear()
self.led.display()
# Create image buffer.
# Make sure to create image with mode '1' for 1-bit color.
self.image = Image.new('1', (self.screen_width, self.screen_height))
# Load default font.
self.font = ImageFont.load_default()
# Create drawing object.
self.draw = ImageDraw.Draw(self.image)
# load the pump configuration from file
self.pump_configuration = Bartender.readPumpConfiguration()
for pump in self.pump_configuration.keys():
GPIO.setup(self.pump_configuration[pump]["pin"], GPIO.OUT, initial=GPIO.HIGH)
# setup pixels:
self.numpixels = NUMBER_NEOPIXELS # Number of LEDs in strip
# Here's how to control the strip from any two GPIO pins:
datapin = NEOPIXEL_DATA_PIN
clockpin = NEOPIXEL_CLOCK_PIN
self.strip = Adafruit_DotStar(self.numpixels, datapin, clockpin)
self.strip.begin() # Initialize pins for output
self.strip.setBrightness(NEOPIXEL_BRIGHTNESS) # Limit brightness to ~1/4 duty cycle
# turn everything off
for i in range(0, self.numpixels):
self.strip.setPixelColor(i, 0)
self.strip.show()
print "Done initializing"
def main(render_sdl):
if render_sdl:
from sdl.driver import sdl_init
from sdl.driver import sdl_draw
window, renderer, pixels = sdl_init()
else:
from dotstar import Adafruit_DotStar
strip = Adafruit_DotStar()
strip.begin()
t0 = time.time()
i = 0
while True:
t = time.time() - t0
i += 1
try:
importlib.reload(face)
f = face.Face()
f.render(t=t, i=i)
except (ModuleNotFoundError):
continue
if render_sdl:
print('rendering sdl')
sdl_draw(pixels, window, f.grid)
else:
arr = face.to_arr()
render_dotstar(strip, arr)
def __init__(self):
self.strip = Adafruit_DotStar(NUM_LEDS, 10, 11)
self.strip.begin()
self.stream = None
self.time = 0
def init_strip( numpixels , brightness , datapin , clockpin):
strip = Adafruit_DotStar(numpixels , 125000000)
#strip = Adafruit_DotStar(numpixels, datapin , clockpin)
#Initialize pins for output
strip.begin()
strip.setBrightness(brightness)
return strip
def cycle():
strips = [
Adafruit_DotStar(numpixels, datapin[0], clockpin[0]),
Adafruit_DotStar(numpixels, datapin[1], clockpin[0]),
Adafruit_DotStar(numpixels, datapin[2], clockpin[0])
]
for strip in strips:
strip.begin()
color = 0x00FF00
pos = (-1) * len(data[0])
while True:
for i, strip in enumerate(strips):
strip.clear()
for pixel in range(0, numpixels):
for j, pixel in enumerate(data[i]):
if pixel == 1:
strip.setPixelColor(pos + j, color)
strip.show()
pos = pos + 1
if pos == numpixels:
pos = (-1) * len(data[0])
time.sleep(0.10)
def __init__(self):
datapin = 10
clockpin = 11
if is_running_on_pi:
self.strip = Adafruit_DotStar(0, datapin, clockpin, 18500000)
else:
self.strip = None
def __init__(self, host):
self.host = host
self.strip = Adafruit_DotStar(numpixels, datapin, clockpin)
self.strip.begin()
self.strip.setBrightness(32)
green = self.to_rgb(0,255,0)
self.show_all(green)
def init_arena():
"Create the strip and buffer objects"
global strip, arena, changed_panels
global spi_clock, height, pwidth, width, npanels
strip = Adafruit_DotStar(height*pwidth, spi_clock)
strip.begin()
#TODO For maximum speed, use a byte array of RGB values instead
# (see `image-pov.py` in the Adafruit library for example code)
arena = ["black"] * height * width
changed_panels = [False] * npanels
def __init__(self, datapin, clockpin, brightness):
self.datapin = datapin
self.clockpin = clockpin
self.strip = Adafruit_DotStar(self.numpixels,
self.datapin,
self.clockpin,
order='bgr')
self.strip.begin()
self.set_brightness(brightness)
self.color = self.random_color()
def open(self, num_pixels, order='rgb'):
"""
Open the device
:param num_pixels: Total number of pixels on the strip/string.
:param order: The order of colors as expected by the strip/string.
:return:
"""
self._strip = Adafruit_DotStar(num_pixels, order=order.encode('utf-8'))
# print self._strip
self._numpixels = num_pixels
return self._begin()
def __init__(self):
self.npixels = self.calc_npixels(self.sections_spec)
self.strip = Adafruit_DotStar(self.npixels, self.datapin,
self.clockpin)
self.buffer = bytearray(self.npixels * 4)
for i in range(0, self.npixels):
self.buffer[i * 4] = 0xff
self.sections = {}
for spec in self.sections_spec:
self.add_section(**spec)
self.strip.begin()
class ImageLoader:
def __init__(self):
datapin = 10
clockpin = 11
if is_running_on_pi:
self.strip = Adafruit_DotStar(0, datapin, clockpin, 18500000)
else:
self.strip = None
def load_to_circular_buffer(self, path):
if not is_running_on_pi:
return
img = Image.open(path).convert("RGB")
pixels = img.load()
width = img.size[0]
height = img.size[1]
circular_image = CircularImage(height, width)
bytess = img.tobytes()
for x in range(width):
offset = x * 3
multiplier = width * 3
self.strip.prepareBuffer(circular_image.get_sample(x), bytess,
offset, multiplier, False)
for x in range(width):
offset = x * 3
multiplier = width * 3
self.strip.prepareBuffer(circular_image.get_sample(x + width),
bytess, offset, multiplier, True)
circular_image.reverse()
img.close()
return circular_image
@staticmethod
def black():
black = bytearray(144 * 4)
for x in range(len(black)):
if x % 4 == 0:
black[x] = 0xFF
else:
black[x] = 0
return black
def __init__(self): self.running = False # set the oled screen height self.screen_width = SCREEN_WIDTH self.screen_height = SCREEN_HEIGHT self.btn1Pin = LEFT_BTN_PIN self.btn2Pin = RIGHT_BTN_PIN # configure interrups for buttons GPIO.setup(self.btn1Pin, GPIO.IN, pull_up_down=GPIO.PUD_UP) GPIO.setup(self.btn2Pin, GPIO.IN, pull_up_down=GPIO.PUD_UP) # configure screen spi_bus = 0 spi_device = 0 gpio = gaugette.gpio.GPIO() spi = gaugette.spi.SPI(spi_bus, spi_device) # Very important... This lets py-gaugette 'know' what pins to use in order to reset the display self.led = gaugette.ssd1306.SSD1306(gpio, spi, reset_pin=OLED_RESET_PIN, dc_pin=OLED_DC_PIN, rows=self.screen_height, cols=self.screen_width) # Change rows & cols values depending on your display dimensions. self.led.begin() self.led.clear_display() self.led.display() self.led.invert_display() time.sleep(0.5) self.led.normal_display() time.sleep(0.5) # load the pump configuration from file self.pump_configuration = Bartender.readPumpConfiguration() for pump in self.pump_configuration.keys(): GPIO.setup(self.pump_configuration[pump]["pin"], GPIO.OUT, initial=GPIO.HIGH) # setup pixels: self.numpixels = NUMBER_NEOPIXELS # Number of LEDs in strip # Here's how to control the strip from any two GPIO pins: datapin = NEOPIXEL_DATA_PIN clockpin = NEOPIXEL_CLOCK_PIN self.strip = Adafruit_DotStar(self.numpixels, datapin, clockpin) self.strip.begin() # Initialize pins for output self.strip.setBrightness(NEOPIXEL_BRIGHTNESS) # Limit brightness to ~1/4 duty cycle # turn everything off for i in range(0, self.numpixels): self.strip.setPixelColor(i, 0) self.strip.show() print "Done initializing"
class LedStrip:
forward = True
numpixels = 80
head = 0
tail = -10
def random_color(self):
return random.choice(colors)
def __init__(self, datapin, clockpin):
self.datapin = datapin
self.clockpin = clockpin
self.strip = Adafruit_DotStar(self.numpixels,
self.datapin,
self.clockpin,
order='bgr')
self.strip.begin()
self.strip.setBrightness(255)
self.color = self.random_color()
def display_pixel(self, pos, color):
self.strip.setPixelColor(pos, color)
def render(self):
self.strip.show()
class LedStrip:
forward = True
numpixels = 80
head = 0
tail = -10
def random_color(self):
return random.choice(color_library)
def __init__(self, datapin, clockpin, brightness):
self.datapin = datapin
self.clockpin = clockpin
self.strip = Adafruit_DotStar(self.numpixels,
self.datapin,
self.clockpin,
order='bgr')
self.strip.begin()
self.set_brightness(brightness)
self.color = self.random_color()
def set_pixel(self, pos, color):
r, g, b = toRGB(color)
self.strip.setPixelColor(pos, gamma[r], gamma[g], gamma[b])
def set_brightness(self, brightness):
self.brightness = clamp(brightness, 0, 255)
self.strip.setBrightness(self.brightness)
def render(self):
self.strip.show()
def __init__(self):
datapin = 10
clockpin = 11
self.column = None
self.width = 0
self.sequence = []
self.cur_column = 0
self.images_folder = ""
if is_running_on_pi:
self.strip = Adafruit_DotStar(0, datapin, clockpin, 18500000)
else:
self.strip = None
def __init__(self):
numpixels = 128
datapin = 10
clockpin = 11
self.strip = Adafruit_DotStar(numpixels, datapin, clockpin, 1000000)
self.strip.begin()
self.strip.setBrightness(64)
SnipsMatrix.state_hotword = AnimationImage('hotword', self.strip)
SnipsMatrix.state_time = AnimationTime(self.strip)
SnipsMatrix.state_rotate = AnimationRotate(self.strip, 0)
SnipsMatrix.state_weather = AnimationWeather(self.strip)
SnipsMatrix.custom_anim = SnipsMatrix.load_custom_animation(self.strip)
SnipsMatrix.queue.put(snipsMatrixAction.Hotword())
SnipsMatrix.queue.put(snipsMatrixAction.Clear(
DisplayPriority.hardware))
t = threading.Thread(target=SnipsMatrix.worker, args=())
t.start()
def rgbStrip(R, G, B):
numpixels = 30
# Number of LEDs in strip
# strip = Adafruit_DotStar(numpixels, rgb_strip_datapin, rgb_strip_clockpin)
strip = Adafruit_DotStar(numpixels) # SPI @ ~32 MHz
strip.begin() # Initialize pins for output
strip.setBrightness(64) # Limit brightness to ~1/4 duty cycle
# Runs 10 LEDs at a time along strip, cycling through red, green and blue.
# This requires about 200 mA for all the 'on' pixels + 1 mA per 'off' pixel.
led = 0 # Index of first 'on' pixel
while (led != 30): # Loop for each light
strip.setPixelColor(led, R, G, B) # Set pin color
strip.show() # Refresh strip
led += 1 # Advance head position\
def __init__(self):
datapin = 10
clockpin = 11
self.column = None
self.width = 0
self.sequence = []
self.cur_column = 0
self.images_folder = ""
self.next_buffer_index = 0
self.last_push = 0
self.image_start_time = 0
if is_running_on_pi:
self.strip = Adafruit_DotStar(0, datapin, clockpin, 18500000)
else:
self.strip = None
def rgbStrip(R, G, B):
numpixels = 30; # Number of LEDs in strip
# strip = Adafruit_DotStar(numpixels, rgb_strip_datapin, rgb_strip_clockpin)
strip = Adafruit_DotStar(numpixels) # SPI @ ~32 MHz
strip.begin() # Initialize pins for output
strip.setBrightness(64) # Limit brightness to ~1/4 duty cycle
# Runs 10 LEDs at a time along strip, cycling through red, green and blue.
# This requires about 200 mA for all the 'on' pixels + 1 mA per 'off' pixel.
led = 0 # Index of first 'on' pixel
while (led != 30): # Loop for each light
strip.setPixelColor(led, R, G, B) # Set pin color
strip.show() # Refresh strip
led += 1 # Advance head position\
def __init__(self):
datapin = 10
clockpin = 11
self.buffer = bytearray(STRIP_LENGTH * 4)
self.buffer_clear = bytearray(STRIP_LENGTH * 4)
self.color_hsv = [0, 1, 0.7]
self.start_time = time.time()
self.cur_trail = 0
for i in range(0, len(self.buffer_clear), 4):
self.buffer_clear[i] = 0xFF
self.buffer_clear[i + rOffset] = 0
self.buffer_clear[i + gOffset] = 0
self.buffer_clear[i + bOffset] = 0
if is_running_on_pi:
self.strip = Adafruit_DotStar(0, datapin, clockpin, 18500000)
else:
self.strip = None
def __init__(self, FreqAverage=5, Path="pov/", start=""):
threading.Thread.__init__(self)
self.datapin = 2 # GPIO-Numbering!
self.clockpin = 3 # GPIO-Numbering!
self.strip = Adafruit_DotStar(0, self.datapin, self.clockpin)
# Notice the number of LEDs is set to 0. This is on purpose...we're asking
# the DotStar module to NOT allocate any memory for this strip...we'll handle
# our own allocation and conversion and will feed it 'raw' data.
self.strip.begin() # Initialize pins for output
self.empty_array = bytearray(60 * 4) # prepare empty-flash
for x in range(60):
self.empty_array[x * 4] = 0xFF
self.empty_array[x * 4 + 1] = 0x00
self.empty_array[x * 4 + 2] = 0x00
self.empty_array[x * 4 + 3] = 0x00
self.povPath = Path
self.povFile = start
self.size = [0, 0]
self.FAverage = FreqAverage
self.actPeriod = 0
self.freq = get_freq.freqThread(
NAverage=self.FAverage) # initialize frequency-thread
self.running = False # is Thread displaying a pov-File?
self.NEWrunning = False # want to stop and start new?
self.active = True # is Thread active? (& playing OR waiting to play) -> only False if quitting main.
self.pause = False
self.pos = 0
self.loading = False # loading? --> main waits for finishing loading-process
if start != "":
self.running = True
else:
self.off()
self.start()
class LEDStrip():
datapin = 24
clockpin = 25
npixels = 0
strip = None
buffer = None
sections_spec = []
sections = None
def __init__(self):
self.npixels = self.calc_npixels(self.sections_spec)
self.strip = Adafruit_DotStar(self.npixels, self.datapin,
self.clockpin)
self.buffer = bytearray(self.npixels * 4)
for i in range(0, self.npixels):
self.buffer[i * 4] = 0xff
self.sections = {}
for spec in self.sections_spec:
self.add_section(**spec)
self.strip.begin()
def calc_npixels(self, sections):
npixels = 0
for spec in sections:
if not "offset" in spec or spec["offset"] is None:
spec["offset"] = npixels
npixels = max(npixels, spec["offset"] + spec["length"])
return npixels
def add_section(self,
name=None,
offset=None,
length=0,
direction=1,
voffset=0,
vmul=1):
self.sections[name] = LEDStripSection(self, offset, length, direction,
voffset, vmul)
class PhysicalStrip:
def __init__(self, numpixels):
self._strip = Adafruit_DotStar(numpixels)
self._strip.begin()
def setPixelColor(self, i, color):
self._strip.setPixelColor(i, color)
def show(self):
self._strip.show()
def __init__(self, kill_event, loop_time=1.0 / 60.0):
self.status = "INIT"
self.q = Queue()
self.kill_event = kill_event
self.timeout = loop_time
self.baudrate = BAUDRATE
self.dev = DEVICE
self.strip = Adafruit_DotStar(NUMPIXELS, DATAPIN, CLOCKPIN)
self.strip.begin()
self.strip.setBrightness(255)
self.serial = serial.Serial(self.dev)
self.serial.baudrate = 115200
# Initial state
self.send_elevator_command(ELEVATOR_DOWN)
self.status = "DOWN"
self.set_lights(OFF)
super(Elevator, self).__init__()
def __init__(self, FreqAverage=5, Path="pov/", start=""): threading.Thread.__init__(self) self.datapin = 2 # GPIO-Numbering! self.clockpin = 3 # GPIO-Numbering! self.strip = Adafruit_DotStar(0, self.datapin, self.clockpin) # Notice the number of LEDs is set to 0. This is on purpose...we're asking # the DotStar module to NOT allocate any memory for this strip...we'll handle # our own allocation and conversion and will feed it 'raw' data. self.strip.begin() # Initialize pins for output self.empty_array=bytearray(60*4) # prepare empty-flash for x in range(60): self.empty_array[x*4]=0xFF self.empty_array[x*4+1]=0x00 self.empty_array[x*4+2]=0x00 self.empty_array[x*4+3]=0x00 self.povPath=Path self.povFile = start self.size=[0,0] self.FAverage=FreqAverage self.actPeriod=0 self.freq = get_freq.freqThread(NAverage=self.FAverage) # initialize frequency-thread self.running=False # is Thread displaying a pov-File? self.NEWrunning=False # want to stop and start new? self.active=True # is Thread active? (& playing OR waiting to play) -> only False if quitting main. self.pause=False self.pos=0 self.loading=False # loading? --> main waits for finishing loading-process if start!="": self.running=True else: self.off() self.start()
#print("Cur Vol: %s " % current_volume)
#m.setvolume(100) # Set the volume to 70%.
#current_volume = m.getvolume() # Get the current Volume
#print("Cur Vol: %s " % current_volume)
numpixels = 120 # Number of LEDs in strip
# Here's how to control the strip from any two GPIO pins:
datapin = 23
clockpin = 24
defaultColor = 0x000099
defaultBright = 128
flashColor = 0xFFFFFF
flashBright = 128
lasthb = 0
hbinterval = 30
strip = Adafruit_DotStar(numpixels, datapin, clockpin)
strip.setBrightness(defaultBright)
strip.begin() # Initialize pins for output
hi_thres = 50
low_thres = 40
beat = False
def main():
global strip
global beat
global lasthb
global hbinterval
logevent("startup", "startup", "Just started and ready to run")
import sys
if sys.platform != "darwin":
from dotstar import Adafruit_DotStar
import RPi.GPIO as GPIO
LED=16
IRLED=12
datapin = 10
clockpin = 11
numpixels = 180 # Number of LEDs in strip
if sys.platform != "darwin":
strip = Adafruit_DotStar(numpixels, datapin, clockpin, bitrate=4500, order="bgr")
strip.begin() # Initialize pins for output
strip.setBrightness(64) # Limit brightness to ~1/4 duty cycle
head = 0 # Index of first 'on' pixel
tail = -10 # Index of last 'off' pixel
color = 0xFF0000 # 'On' color (starts red)
def makeColor(r, g, b):
#print "makecolor", r, g, b
return (r << 16) + (g << 8) + b
def colorWheel(wheelPos):
"""
0 is red, 85 is green, 170 is blue
"""
if wheelPos < 85:
time.sleep(2)
#################
##Dotstar part### <---put in main function?
#################
import time
from dotstar import Adafruit_DotStar
numpixels = 72 # Number of LEDs in strip
# Here's how to control the strip from any two GPIO pins:
datapin = 23
clockpin = 24
strip = Adafruit_DotStar(numpixels, datapin, clockpin)
strip.begin() # Initialize pins for output
strip.setBrightness(32) # Limit brightness to ~1/4 duty cycle
#turn all black
offspot = 1
offcolor = 0x000000
while offspot >= 1:
strip.setPixelColor(offspot, offcolor)
offspot += 1
if offspot == 72:
break
jupspot = 36 #jupiter position
iospot = 1 #Io position ------------->trying for just one moon
import os
import serial
import random
import png
import struct
from time import sleep, time
from struct import pack, unpack
from dotstar import Adafruit_DotStar
numpixels = 144
gamma_value = 1.1
gamma = bytearray(256)
for i in range(256):
gamma[i] = int(pow(float(i) / 255.0, gamma_value) * 255.0 + 0.5)
strip = Adafruit_DotStar(numpixels, order='bgr')
strip.begin() # Initialize pins for output
strip.setBrightness(128) # Limit brightness to ~1/4 duty cycle
for row in xrange(144):
strip.setPixelColor(row, 0)
strip.show()
# FF FF F0
for row in xrange(50):
strip.setPixelColor(row, 0xaaaaa0)
strip.show()
def lightshow():
numpixels = 72 # Number of LEDs in strip
# Here's how to control the strip from any two GPIO pins:
datapin = 23
clockpin = 24
strip = Adafruit_DotStar(numpixels, datapin, clockpin)
strip.begin() # Initialize pins for output
strip.setBrightness(128) # Limit brightness to ~1/4 duty cycle
#First, turn all black
offspot = 1
offcolor = 0x000000
while offspot >= 1:
strip.setPixelColor(offspot, offcolor)
offspot += 1
if offspot == 72:
break
#set initial spots and colors of Jupiter and moons
jupspot = 36 #jupiter position
jupcolor = 0xFF8801 #jupiter color
iospot = iopos #Io position
iocolor = 0x9932cc #Io color
eurspot = eurpos #Europa position
eurcolor = 0x9932cc #Europa color
ganspot = ganpos #Ganymede position
gancolor = 0x9932cc #Ganymede color
calspot = calpos #Calisto position
calcolor = 0x9932cc #Calisto color
lastcolor = 0x000000
lastiospot = (iospot - 1)
gang = [iospot, eurspot, ganspot,
calspot] #list of the four moon positions
while True: # Loop forever
strip.setBrightness(128) # Limit brightness
strip.setPixelColor(jupspot, jupcolor) # Turn on jupiter to orange
strip.setPixelColor(gang, 0) #Turn off last plots
gang[:] = [x + 1 for x in a] # +=1 for each member of gang
strip.setPixelColor(gang, iocolor) # Turn all moons to blue
strip.show() # Refresh strip
time.sleep(1.0 / 5)
if t == now:
strip.setBrightness(128) #max brightness
time.sleep(3)
if (iospot >= numpixels):
iospot = 0
if (lastiospot >= numpixels):
lastiospot = 0
# and blue and to forward data down the line. By limiting the number # and color of LEDs, it's reasonably safe to power a couple meters off # USB. DON'T try that with other code! # This code has one LED that runs through the strip and changes colors (through fading) and all the other leds fading through all colors. import time from dotstar import Adafruit_DotStar numpixels = 30 # Number of LEDs in strip # Here's how to control the strip from any two GPIO pins: datapin = 16 clockpin = 12 #strip = Adafruit_DotStar(numpixels, datapin, clockpin) strip = Adafruit_DotStar(numpixels, datapin, clockpin,order='bgr') # Alternate ways of declaring strip: # strip = Adafruit_DotStar(numpixels) # Use SPI (pins 10=MOSI, 11=SCLK) # strip = Adafruit_DotStar(numpixels, 32000000) # SPI @ ~32 MHz # strip = Adafruit_DotStar() # SPI, No pixel buffer # strip = Adafruit_DotStar(32000000) # 32 MHz SPI, no pixel buf # See image-pov.py for explanation of no-pixel-buffer use. # Append "order='gbr'" to declaration for proper colors w/older DotStar strips) strip.begin() # Initialize pins for output strip.setBrightness(32) # Limit brightness to ~1/4 duty cycle # Runs 10 LEDs at a time along strip, cycling through red, green and blue. # This requires about 200 mA for all the 'on' pixels + 1 mA per 'off' pixel.
# Light-painting example for Adafruit Dot Star RGB LED strip.
# Loads image, displays column-at-a-time on LEDs at a reasonable speed
# for long exposure photography.
# See strandtest.py for a much simpler example script.
# See image-pov.py for a faster persistence-of-vision example.
import Image
from dotstar import Adafruit_DotStar
numpixels = 30 # Number of LEDs in strip
filename = "hello.png" # Image file to load
# Here's how to control the strip from any two GPIO pins:
datapin = 23
clockpin = 24
strip = Adafruit_DotStar(numpixels, datapin, clockpin)
strip.begin() # Initialize pins for output
# Load image in RGB format and get dimensions:
print "Loading..."
img = Image.open(filename).convert("RGB")
pixels = img.load()
width = img.size[0]
height = img.size[1]
print "%dx%d pixels" % img.size
if height > strip.numPixels():
height = strip.numPixels()
# Calculate gamma correction table, makes mid-range colors look 'right':
#!/usr/bin/python
import time
import math
import array
from dotstar import Adafruit_DotStar
numpixels = 72 # Number of LEDs in strip
strip = Adafruit_DotStar(numpixels) # Use SPI (pins 10=MOSI, 11=SCLK)
strip.begin() # Initialize pins for output
strip.setBrightness(64) # Limit brightness to ~1/2 duty cycle
# Initialize CA, for now with 1 pixel
cells = array.array('B',(0,)*numpixels)
# Set strip colors and display them
for i in range(numpixels):
strip.setPixelColor(i, 0x000000)
strip.show() # Refresh strip
LED_COUNT = 7 API_TIMER = 60 * 10 # seconds CONNECTIVITY_TIMER = 15 # seconds PRECIP_PROBABILITY = 0.2 GLOBAL_BRIGHTNESS = 0.25 # color settings clear_day = rain = Color(15, 50, 255) clear_night = Color(0, 0, 255, 0.1) fog = cloudy = Color(255, 255, 255, 0.4) snow = Color(255, 255, 255) # setup LEDs datapin = 10 clockpin = 11 strip = Adafruit_DotStar(LED_COUNT, datapin, clockpin) strip.begin() # Initialize pins for output strip.setBrightness(int(GLOBAL_BRIGHTNESS * 255.0)) # Limit brightness to ~1/4 duty cycle precipHours = [] loopCount = 0 thread = None connectThread = None data = None logger = None active = False isInit = False def init(): # logger = firelog(data['product_name'], data['guid'], data)
class Blinkt:
def __init__(self, host):
self.host = host
self.strip = Adafruit_DotStar(numpixels, datapin, clockpin)
self.strip.begin()
self.strip.setBrightness(32)
green = self.to_rgb(0,255,0)
self.show_all(green)
def to_rgb(self,r,g,b):
return (g << 16) + (r << 8) + b
def show(self, colour, pixel):
self.strip.setPixelColor(pixel, colour)
self.strip.show()
def show_all(self, colour):
for x in range(0,8):
self.strip.setPixelColor(x, colour)
self.strip.show()
from dotstar import Adafruit_DotStar
from time import sleep
def go(colour, pause=0):
for led in range(NUM_LEDS):
print(led)
r, g, b = colour
strip.setPixelColor(led, r, g, b)
strip.show()
sleep(pause)
NUM_LEDS = 100
DATAPIN = 15
CLOCKPIN = 14
strip = Adafruit_DotStar(NUM_LEDS, DATAPIN, CLOCKPIN)
RED = (255, 0, 0)
GREEN = (0, 255, 0)
OFF = (0, 0, 0)
strip.begin()
brightness = 255
strip.setBrightness(brightness)
go(OFF)
print("done")
def main():
while True:
class Elevator(threading.Thread):
def __init__(self, kill_event, loop_time=1.0 / 60.0):
self.status = "INIT"
self.q = Queue()
self.kill_event = kill_event
self.timeout = loop_time
self.baudrate = BAUDRATE
self.dev = DEVICE
self.strip = Adafruit_DotStar(NUMPIXELS, DATAPIN, CLOCKPIN)
self.strip.begin()
self.strip.setBrightness(255)
self.serial = serial.Serial(self.dev)
self.serial.baudrate = 115200
# Initial state
self.send_elevator_command(ELEVATOR_DOWN)
self.status = "DOWN"
self.set_lights(OFF)
super(Elevator, self).__init__()
def onThread(self, function, *args, **kwargs):
self.q.put((function, args, kwargs))
def run(self):
self.down()
while True:
if self.kill_event.is_set():
self.close()
return
try:
function, args, kwargs = self.q.get(timeout=self.timeout)
function(*args, **kwargs)
except Empty:
pass
def send_elevator_command(self, command):
self.serial.flushInput() # avoids that the input buffer overfloats
self.serial.write(command)
self.serial.flush()
def up(self):
self.status = "GOING_UP"
self.send_elevator_command(ELEVATOR_UP)
time.sleep(TIME_UP_S)
self.status = "UP"
self.set_lights(GREEN)
def down(self):
self.status = "GOING_DOWN"
self.send_elevator_command(ELEVATOR_DOWN)
self.set_lights(OFF)
time.sleep(TIME_DOWN_S)
self.status = "DOWN"
time.sleep(TIME_TO_LEAVE_ELEVATOR_S)
self.status = "FREE"
def close(self):
self.serial.close()
def set_lights(self, color):
for i in range(NUMPIXELS):
self.strip.setPixelColor(i, color)
if color == OFF:
self.strip.setBrightness(0)
else:
self.strip.setBrightness(255)
self.strip.show()
#!/usr/bin/python
# Test the power supply capability to continuously drive all-on full white.
# Set the strip to all white at lowest brightness, and slowly ramp up.
import time
from dotstar import Adafruit_DotStar
WHITE = 0xFFFFFF
n_pixels = 72 # Number of LEDs in strip
strip = Adafruit_DotStar(n_pixels) # Use SPI (pins 10=MOSI, 11=SCLK)
strip.begin() # Initialize pins for output
# Open log file.
f = open('powerlog.txt', 'w')
f.write("Brightness\tVoltage\n")
for p in range(n_pixels):
strip.setPixelColor(p, WHITE)
for b in range(256):
#print b
# Set the brightness.
strip.setBrightness(b)
strip.show() # Refresh strip
# Prompt user for data entry.
answer = raw_input(str(b)+' ')
# Log it.
f.write(str(b)+"\t"+answer+"\n")
f.flush()
# Wait a fraction of a second to help ensure that the write completes,
#######Going for all 4 moons######
import ephem
import time
from dotstar import Adafruit_DotStar
#INITIALIZE AND CLEAR DOTSTAR
numpixels = 72 # Number of LEDs in strip
# Here's how to control the strip from any two GPIO pins:
datapin = 23
clockpin = 24
strip = Adafruit_DotStar(numpixels, datapin, clockpin)
strip.begin() # Initialize pins for output
strip.setBrightness(8) # Limit brightness to ~1/4 duty cycle
#turn all leds to black (off)
offspot = 1
offcolor = 0x000000
nump = 73
while offspot < nump:
strip.setPixelColor(offspot, offcolor)
offspot += 1
strip.show()
#PYEPHEM PART--GET MOON SPOTS
def rgbStripTest():
numpixels = 30; # Number of LEDs in strip
# strip = Adafruit_DotStar(numpixels, datapin, clockpin)
strip = Adafruit_DotStar(numpixels, 12000000) # SPI @ ~32 MHz
strip.begin() # Initialize pins for output
strip.setBrightness(64) # Limit brightness to ~1/4 duty cycle
# Runs 10 LEDs at a time along strip, cycling through red, green and blue.
# This requires about 200 mA for all the 'on' pixels + 1 mA per 'off' pixel.
head = 0 # Index of first 'on' pixel
tail = -10 # Index of last 'off' pixel
color = 0xFF0000 # 'On' color (starts red)
repeat = 0
while True: # Loop forever
strip.setPixelColor(head, color) # Turn on 'head' pixel
strip.setPixelColor(tail, 0) # Turn off 'tail'
strip.show() # Refresh strip
time.sleep(1.0 / 50) # Pause 20 milliseconds (~50 fps)
head += 1 # Advance head position
if(head >= numpixels): # Off end of strip?
head = 0 # Reset to start
color >>= 8 # Red->green->blue->black
if(color == 0): color = 0xFF0000 # If black, reset to red
tail += 1 # Advance tail position
if(tail >= numpixels):
tail = 0 # Off end? Reset
repeat += 1
if(repeat == 10):
rgbStripOff(strip)
break;
# Simple strand test for Adafruit Dot Star RGB LED strip. # This is a basic diagnostic tool, NOT a graphics demo...helps confirm # correct wiring and tests each pixel's ability to display red, green # and blue and to forward data down the line. By limiting the number # and color of LEDs, it's reasonably safe to power a couple meters off # USB. DON'T try that with other code! import time from dotstar import Adafruit_DotStar numpixels = 59 # Number of LEDs in strip # Here's how to control the strip from any two GPIO pins: datapin = 20 clockpin = 21 strip = Adafruit_DotStar(numpixels, datapin, clockpin) # Alternate ways of declaring strip: # strip = Adafruit_DotStar(numpixels) # Use SPI (pins 10=MOSI, 11=SCLK) # strip = Adafruit_DotStar(numpixels, 32000000) # SPI @ ~32 MHz # strip = Adafruit_DotStar() # SPI, No pixel buffer # strip = Adafruit_DotStar(32000000) # 32 MHz SPI, no pixel buf # See image-pov.py for explanation of no-pixel-buffer use. # Append "order='gbr'" to declaration for proper colors w/older DotStar strips) strip.begin() # Initialize pins for output strip.setBrightness(255) # Limit brightness to ~1/4 duty cycle # Runs 10 LEDs at a time along strip, cycling through red, green and blue. # This requires about 200 mA for all the 'on' pixels + 1 mA per 'off' pixel.
def main(): # set up audio input... recorder = alsaaudio.PCM(alsaaudio.PCM_CAPTURE) recorder.setchannels(CHANNELS) recorder.setrate(RATE) recorder.setformat(INFORMAT) recorder.setperiodsize(FRAMESIZE) # Set up off button GPIO.setmode(GPIO.BCM) GPIO.setup(23,GPIO.IN,pull_up_down = GPIO.PUD_UP) # Initialize colors of each LED... strip = Adafruit_DotStar(numpixels) strip.begin() for i in range(15): time.sleep(float(1.0/float(i+1))) strip.setBrightness(int(stripBright*(i+1)/15)) strip.setPixelColor(i,colors[i][0],colors[i][1],colors[i][2]) strip.setPixelColor(29-i,colors[29-i][0],colors[29-i][1],colors[29-i][2]) strip.show() time.sleep(1) # MAIN LOOP: i=0 bigtime = 0.0 valsold = [] print "IN MAIN LOOP" try: while True: # Check for off button press on = GPIO.input(23) if on == False: shutdown(strip) # Read music and get magnitudes for FRAMESIZE length Y = getMagnitudes(recorder) if Y != None: # Update LED strip based on magnitudes vals = controlLights(strip,Y,valsold) # Update valsold list which is used by my smoothAvg function # to make a running average of brightnesses rather than actual brightnesses valsold.insert(0,vals) if len(valsold) > 20: valsold.pop() if i % 1000 == 0: print "TIME:",time.time()-bigtime print "ITERATION: ",i bigtime = time.time() i+=1 except KeyboardInterrupt: pass
#!/usr/bin/env python
import sys
import os
from dotstar import Adafruit_DotStar
numpixels = 144 # Number of LEDs in strip
def clear(strip):
for row in xrange(numpixels):
strip.setPixelColor(row, 0)
strip.show();
strip = Adafruit_DotStar(numpixels, order='bgr')
strip.begin()
clear(strip)
#!/usr/bin/python from dotstar import Adafruit_DotStar LED_COUNT = 7 datapin = 10 clockpin = 11 strip = Adafruit_DotStar(LED_COUNT, datapin, clockpin) strip.begin() for num in range(1, LED_COUNT): strip.setPixelColor(num, 0, 0, 0) strip.show()
#!/usr/bin/python
import time
import math
import array
from dotstar import Adafruit_DotStar
numpixels = 72 # Number of LEDs in strip
fps = 8 # Nominal target Frames Per Second
# For POV aaplications, need 500+ FPS to get squarish pixels
#fps = 1024 # Nominal target Frames Per Second
strip = Adafruit_DotStar(numpixels) # Use SPI (pins 10=MOSI, 11=SCLK)
strip.begin() # Initialize pins for output
strip.setBrightness(32) # Limit brightness to ~1/4 duty cycle
# 3-color totalistic cellular automaton
# colors are 0, 1, 2 (we usually show 0 as black)
colors = (0x000000, 0xFF0000, 0x007F7F)
ca = [0,1,2,1,0,0,1] # code 777 CA
# see http://mathworld.wolfram.com/TotalisticCellularAutomaton.html
# Initialize CA, for now with 1 pixel
cells = array.array('B',(0,)*numpixels)
cells[int(numpixels/2)] = 2
sum = array.array('B',(0,)*numpixels)
while True: # Loop forever
# Set strip colors and display them
#!/usr/bin/python # Test the power supply handling of large current draw transients. # Set the strip to all white, and strobe it on and off. import time from dotstar import Adafruit_DotStar WHITE = 0xFFFFFF # 8-bit GRB MAX_BRIGHTNESS = 255 n_pixels = 72 # Number of LEDs in strip strip = Adafruit_DotStar(n_pixels) # Use SPI (pins 10=MOSI, 11=SCLK) strip.begin() # Initialize pins for output frequency = 12 # Hz period = 1.0/frequency # seconds duty_cycle = 0.125 on_period = duty_cycle * period off_period = period - on_period for p in range(n_pixels): strip.setPixelColor(p, WHITE) while True: # Turn strobe on. strip.setBrightness(MAX_BRIGHTNESS) strip.show() time.sleep(on_period) # Turn strobe off. strip.setBrightness(0) strip.show() time.sleep(off_period)
# Simple strand test for Adafruit Dot Star RGB LED strip. # This is a basic diagnostic tool, NOT a graphics demo...helps confirm # correct wiring and tests each pixel's ability to display red, green # and blue and to forward data down the line. By limiting the number # and color of LEDs, it's reasonably safe to power a couple meters off # USB. DON'T try that with other code! import time from dotstar import Adafruit_DotStar numpixels = 180 # Number of LEDs in strip # Here's how to control the strip from any two GPIO pins: datapin = 10 clockpin = 11 strip = Adafruit_DotStar(numpixels, datapin, clockpin) # Alternate ways of declaring strip: # strip = Adafruit_DotStar(numpixels) # Use SPI (pins 10=MOSI, 11=SCLK) # strip = Adafruit_DotStar(numpixels, 32000000) # SPI @ ~32 MHz # strip = Adafruit_DotStar() # SPI, No pixel buffer # strip = Adafruit_DotStar(32000000) # 32 MHz SPI, no pixel buf # See image-pov.py for explanation of no-pixel-buffer use. # Append "order='gbr'" to declaration for proper colors w/older DotStar strips) strip.begin() # Initialize pins for output strip.setBrightness(64) # Limit brightness to ~1/4 duty cycle # Runs 10 LEDs at a time along strip, cycling through red, green and blue. # This requires about 200 mA for all the 'on' pixels + 1 mA per 'off' pixel.
# Persistence-of-vision (POV) example for Adafruit Dot Star RGB LED strip. # Loads image, displays column-at-a-time on LEDs at very high speed, # suitable for naked-eye illusions. # See strandtest.py for a much simpler example script. # See image-paint.py for a slightly simpler light painting example. import Image from dotstar import Adafruit_DotStar filename = "hello.png" # Image file to load # Here's how to control the strip from any two GPIO pins: datapin = 23 clockpin = 24 strip = Adafruit_DotStar(0, datapin, clockpin) # Notice the number of LEDs is set to 0. This is on purpose...we're asking # the DotStar module to NOT allocate any memory for this strip...we'll handle # our own allocation and conversion and will feed it 'raw' data. # So we'll write directly to the pixel data buffer. Data is not necessarily # in RGB order -- current DotStars use BRG order, and older ones are GBR. # Additionally, byte 0 of each 4-byte pixel is always 0xFF, so the RGB # offsets are always in range 1-3. # Here's the offsets for current (2015+) strips: rOffset = 2 gOffset = 3 bOffset = 1 # For older strips, change values to 3, 1, 2 # This is ONLY necessary because we're raw-writing; for normal setPixelColor # use, offsets can be changed with the 'order' keyword (see strandtest.py).
uniqueSound = pygame.mixer.Sound("testSound.wav")
uniqueSound.set_volume(0)
uniqueSound.play(-1)
pygame.mixer.music.load("testSound.wav")
pygame.mixer.music.set_volume(0)
#pygame.mixer.music.play(-1)
totalPixels = 150 # Number of LEDs in Locker
pixel = 0
# Control Pins for the Raspberry Pi to the Dot Star strip
datapin = 23
clockpin = 24
# strip = Adafruit_DotStar(totalPixels, datapin, clockpin)
strip = Adafruit_DotStar(totalPixels, 100000)
strip.begin() # Initialize pins for output
strip.setBrightness(254) # Limit brightness to ~1/4 duty cycle
color = 0 # Global Color Value
prevColor = 0
class ColumnOSCThread(threading.Thread):
def __init__(self, threadID, name):
threading.Thread.__init__(self)
self.threadID = threadID
self.name = name
def run(self):
numpixels_F = 72+67+69 # Number of LEDs in strip numpixels_R = 80 datapin_R_RGB = 16 # 36 Physical, 16 GPIO clockpin_R_RGB = 20 # 38 Physical, 20 GPIO datapin_R_W = 25 # 22 Physical clockpin_R_W = 12 # 32 Physical datapin_F_RGB = 22 # 15 Physical clockpin_F_RGB = 18 # 12 Physical datapin_F_W = 17 # 11 Physical clockpin_F_W = 27 # 13 Physical # Initialise without image buffers, sending data direct for speed # bytearray order: FF B G R led_r_rgb = Adafruit_DotStar(0, datapin_R_RGB, clockpin_R_RGB) led_r_w = Adafruit_DotStar(0, datapin_R_W, clockpin_R_W) led_f_rgb = Adafruit_DotStar(0, datapin_F_RGB, clockpin_F_RGB) led_f_w = Adafruit_DotStar(0, datapin_F_W, clockpin_F_W) # Calculate gamma correction table, makes mid-range colors look 'right' gamma = bytearray(256) for i in range(256): gamma[i] = int(pow(float(i) / 255.0, 2.7) * 255.0 + 0.5) # Initialise LED strips offBytes = bytearray(numpixels_F * 4) for i in range(0, numpixels_F*4, 4): offBytes[i] = 0xFF offBytes[i+1] = 0x0
# This is a basic diagnostic tool, NOT a graphics demo...helps confirm # correct wiring and tests each pixel's ability to display red, green # and blue and to forward data down the line. By limiting the number # and color of LEDs, it's reasonably safe to power a couple meters off # USB. DON'T try that with other code! import time from dotstar import Adafruit_DotStar numpixels = 30 # Number of LEDs in strip # Here's how to control the strip from any two GPIO pins: datapin = 23 clockpin = 24 #strip = Adafruit_DotStar(numpixels, datapin, clockpin) strip = Adafruit_DotStar(numpixels, datapin, clockpin, order='bgr') # Alternate ways of declaring strip: # strip = Adafruit_DotStar(numpixels) # Use SPI (pins 10=MOSI, 11=SCLK) # strip = Adafruit_DotStar(numpixels, 32000000) # SPI @ ~32 MHz # strip = Adafruit_DotStar() # SPI, No pixel buffer # strip = Adafruit_DotStar(32000000) # 32 MHz SPI, no pixel buf # See image-pov.py for explanation of no-pixel-buffer use. # Append "order='gbr'" to declaration for proper colors w/older DotStar strips) strip.begin() # Initialize pins for output strip.setBrightness(65) # Limit brightness to ~1/4 duty cycle # Runs 10 LEDs at a time along strip, cycling through red, green and blue. # This requires about 200 mA for all the 'on' pixels + 1 mA per 'off' pixel.
#!/usr/bin/python # strip.py - Declare & initialize strip using dotstar.c library # # Copyright (C) 2017 Dan Jones - https://plasmadan.com # # Full project details here: # https://github.com/plasmadancom/Raspberry-Pi-Relay-APA102-LED-Controller # https://www.avforums.com/threads/ongoing-plasmadans-living-room-cinema-office-build.1992617/ # # ----------------------------------------------------------------------------- # Permission is hereby granted, free of charge, to any person obtaining a copy # of this software and associated documentation files (the "Software"), to deal # in the Software without restriction, including without limitation the rights # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell # copies of the Software, and to permit persons to whom the Software is # furnished to do so, subject to the following conditions: # # The above copyright notice and this permission notice shall be included in # all copies or substantial portions of the Software. # ----------------------------------------------------------------------------- # Import dependancies from config import * from dotstar import Adafruit_DotStar # Must be in same directory. Source: https://learn.adafruit.com/adafruit-dotstar-leds strip = Adafruit_DotStar(numpixels, spi, order=rgb_order) # Declare strip. See https://learn.adafruit.com/adafruit-dotstar-leds strip.begin() # Initialize pins for output
nearest = add(nearest, start)
# return (dist, nearest)
return (dist)
# ----------------------------------------------------------
numpixels = 3 * 300 + 255 + 256 # Number of LEDs in strip + disk + square
#for i in range( numpixels ):
# pixels.append( 0 )
maxLEDintensity = 64
mindist = 0.5 # Min distance for LED relative to line function that is ysed to set intensity 0.1 to 1 is reasonable
if flagPi:
strip = Adafruit_DotStar(numpixels, 4000000) # 4 MHz is more reliable
strip.begin() # Initialize pins for output
strip.setBrightness(maxLEDintensity) # Limit brightness to ~1/4 duty cycle
# Set up xy positions of each point
matrixLEDxy = []
matrixLEDintensity = []
matrixLEDcurrent = []
ll = [
-7.5, -6.5, -5.5, -4.5, -3.5, -2.5, -1.5, -0.5, 0.5, 1.5, 2.5, 3.5, 4.5,
5.5, 6.5, 7.5
]
for i in range(16):
for j in range(16):
matrixLEDintensity.append(0)
def main():
# Build playlist of songs
os.system("rm -f /home/pi/playlist.pls; find " + song_location + " | grep 'flac\|ogg\|mp3' | shuf > playlist.pls")
global num_lines
try:
num_lines = sum(1 for line in open('playlist.pls'))
except:
num_lines = 0
turnOff()
if num_lines == 0:
demoMode() # No file/Empty file. Do demo mode!
while True: # Loops continuously until unplugged
queueNext()
turnOff() # Currently an issue with skipping back, should be a nonissue in the future.
if mixer.music.get_busy():
mixer.music.stop()
os.system('umount /mnt/usb; umount /dev/sdb1')
turnOff()
GPIO.cleanup()
def mountDevice():
os.system('mount /dev/sdb1 /mnt/usb')
if __name__ == "__main__":
# Wow this is pretty ugly - I'm in a hurry, though.
mountDevice()
strip = Adafruit_DotStar(numPixels, datapin, clockpin)
strip.begin()
strip.setBrightness(64)
mixer.init(48000, -16, 1, 1024)
main()
import time
from dotstar import Adafruit_DotStar
import MySQLdb
import colorsys
numpixels = 5 # Number of LEDs in strip
# Here's how to control the strip from any two GPIO pins:
datapin = 23
clockpin = 24
strip = Adafruit_DotStar(numpixels, datapin, clockpin)
strip.begin() # Initialize pins for output
strip.setBrightness(64) # Limit brightness to ~1/4 duty cycle
dhost = "localhost"
duser = "******"
dpass = "******"
database = "home"
db = MySQLdb.connect(dhost,duser,dpass,database)
def scale(value, leftMin, leftMax, rightMin, rightMax):
# Figure out how 'wide' each range is
leftSpan = leftMax - leftMin
rightSpan = rightMax - rightMin
# Convert the left range into a 0-1 range (float)
valueScaled = float(value - leftMin) / float(leftSpan)
# Convert the 0-1 range into a value in the right range.
return rightMin + (valueScaled * rightSpan)
def main(argv):
global MODE
global INPUT
global p
MODE = sys.argv[1] # debug / pi
INPUT = sys.argv[2] # camera / image / video
p = ThreadPool(4)
# MODE SETUP FOR LEDs or Display
if MODE == 'debug':
print('Running in Debug mode')
cv2.namedWindow('preview')
strip = True
# If you're running on the PI, you want to setup the LED strip
if MODE == 'pi':
from dotstar import Adafruit_DotStar
strip = Adafruit_DotStar(HEIGHT*WIDTH + OFFSET, DATAPIN, CLOCKPIN)
strip.begin()
# Lower power consumption, but makes it flicker.
strip.setBrightness(LED_GLOBAL_BRIGHTNESS)
bitmap = initialize_empty_bitmap()
render_bitmap(bitmap, strip)
# INPUT SELECTION SETUP
# If you're using a USB camera for input
# TODO: Allow for arg use for different cameras
if INPUT == 'camera':
if MODE == 'debug':
cv2.namedWindow('cameraPreview', cv2.WINDOW_NORMAL)
vc = cv2.VideoCapture(0)
if vc.isOpened():
# vc.set(15, -10)
vc.set(3,200) # These aren't accurate, but help
vc.set(4,100)
rval, frame = vc.read()
else:
rval = False
while rval:
rval, frame = vc.read()
# if MODE == 'debug':
# cv2.imshow('cameraPreview', frame)
start = time.time()
flow(frame, bitmap, strip)
key = cv2.waitKey(15)
if key == 27: # exit on ESC
break
end = time.time()
print(end - start)
# If you're using a static image for debugging
if INPUT == 'image':
if len(sys.argv) == 4:
frame = cv2.imread(sys.argv[3])
else:
frame = cv2.imread('bars.jpg')
rval = True
# while True:
# For 1000 frames
start = time.time()
while True:
flow(frame, bitmap, strip)
key = cv2.waitKey(15)
if key == 27: # exit on ESC
break
end = time.time()
fps = 1000 / (end - start)
print('fps:', fps)
# If you're using a pre-recorded video for debugging set it here
if INPUT == 'video':
cv2.namedWindow('videoPreview', cv2.WINDOW_NORMAL)
vc = cv2.VideoCapture('WaveCanon2.mp4')
if vc.isOpened():
rval, frame = vc.read()
else:
rval = False
while rval:
rval, frame = vc.read()
frame = shrink(frame) # 1080p video too big coming in
cv2.imshow('videoPreview', frame)
flow(frame, bitmap, strip)
key = cv2.waitKey(15)
if key == 27: # exit on ESC
break
return False
def strandtest():
#!/usr/bin/python
# Simple strand test for Adafruit Dot Star RGB LED strip.
# This is a basic diagnostic tool, NOT a graphics demo...helps confirm
# correct wiring and tests each pixel's ability to display red, green
# and blue and to forward data down the line. By limiting the number
# and color of LEDs, it's reasonably safe to power a couple meters off
# USB. DON'T try that with other code!
import time
from dotstar import Adafruit_DotStar
numpixels = 72 # Number of LEDs in strip
# Here's how to control the strip from any two GPIO pins:
datapin = 23
clockpin = 24
strip = Adafruit_DotStar(numpixels, datapin, clockpin)
# Alternate ways of declaring strip:
# Adafruit_DotStar(npix, dat, clk, 1000000) # Bitbang @ ~1 MHz
# Adafruit_DotStar(npix) # Use SPI (pins 10=MOSI, 11=SCLK)
# Adafruit_DotStar(npix, 32000000) # SPI @ ~32 MHz
# Adafruit_DotStar() # SPI, No pixel buffer
# Adafruit_DotStar(32000000) # 32 MHz SPI, no pixel buf
# See image-pov.py for explanation of no-pixel-buffer use.
# Append "order='gbr'" to declaration for proper colors w/older DotStar strips)
strip.begin() # Initialize pins for output
strip.setBrightness(64) # Limit brightness to ~1/4 duty cycle
# Runs 10 LEDs at a time along strip, cycling through red, green and blue.
# This requires about 200 mA for all the 'on' pixels + 1 mA per 'off' pixel.
head = 0 # Index of first 'on' pixel
tail = -10 # Index of last 'off' pixel
color = 0xFF0000 # 'On' color (starts red)
stranditer = 4
strandnum = 0
while strandnum <= stranditer: # Loop forever
strip.setPixelColor(head, color) # Turn on 'head' pixel
strip.setPixelColor(tail, 0) # Turn off 'tail'
strip.show() # Refresh strip
time.sleep(1.0 / 50) # Pause 20 milliseconds (~50 fps)
head += 1 # Advance head position
if(head >= numpixels): # Off end of strip?
head = 0 # Reset to start
color >>= 8 # Red->green->blue->black
if(color == 0): color = 0xFF0000 # If black, reset to red
tail += 1 # Advance tail position
if(tail >= numpixels): tail = 0 # Off end? Reset
strandnum += 1
#!/usr/bin/python import time from dotstar import Adafruit_DotStar data_pin = 23 clock_pin = 24 strip = Adafruit_DotStar(0, data_pin, clock_pin) # Could be BRG or GBR. Figure out later. # byte 0 is always 0xFF # Here's the offsets for current (2015+) strips: rOffset = 2 gOffset = 3 bOffset = 1 # Initialize pins for output strip.begin() # Calculate gamma correction table, makes mid-range colors look 'right': gamma = bytearray(256) for i in range(256): gamma[i] = int(pow(float(i) / 255.0, 2.7) * 255.0 + 0.5) def rgb_to_data(red, green, blue): data = [0xFF, 0x00, 0x00, 0x00] data[r_offs] = gamma[red] data[g_offs] = gamma[green] data[b_offs] = gamma[blue] print "Displaying..."
