class StripClient(object):
def __init__(self, numpixels):
self.numpixels = numpixels
self.strip = Adafruit_DotStar(numpixels)
self.strip.begin()
self.strip.setBrightness(64)
def clear(self):
self.strip.clear()
print("clear")
def setBrightness(self, value):
self.strip.setBrightness(value)
self.strip.show()
print("setBrightness:", value)
def setPixelColor(self, pixel, color):
color_value = ((color[0] & 0xFF) << 8) | (
(color[1] & 0xFF) << 16) | (color[2] & 0xFF)
self.strip.setPixelColor(pixel, color_value)
self.strip.show()
print("setPixelColor:", pixel, color)
def show(self):
self.strip.show()
print("show")
def getPixelColor(self):
self.strip.getPixelColor()
print("getPixelColor")
def numPixels(self):
return self.strip.numPixels()
return self.numpixels
def getBrightness(self):
return self.strip.getBrightness()
return 64
# 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':
gamma = bytearray(256)
for i in range(256):
gamma[i] = int(pow(float(i) / 255.0, 2.7) * 255.0 + 0.5)
print "Displaying..."
while True: # Loop forever
for x in range(width): # For each column of image...
for y in range(height): # For each pixel in column...
value = pixels[x, y] # Read pixel in image
strip.setPixelColor(
y, # Set pixel in strip
# Here's how to control the strip from any two GPIO pins:
datapin = 23
clockpin = 24
strip = Adafruit_DotStar(numpixels, 32000000)
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':
gamma = bytearray(256)
for i in range(256):
gamma[i] = int(pow(float(i) / 255.0, 2.7) * 255.0 + 0.5)
print "Displaying..."
while True: # Loop forever
for x in range(width): # For each column of image...
for y in range(height): # For each pixel in column...
value = pixels[x, y] # Read pixel in image
strip.setPixelColor(
y, # Set pixel in strip
gamma[value[0]], # Gamma-corrected red
# 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':
gamma = bytearray(256)
for i in range(256):
gamma[i] = int(pow(float(i) / 255.0, 2.7) * 255.0 + 0.5)
print("Displaying...")
while True:
for x in range(width):
for y in range(height):
value = pixels[x, y]
strip.setPixelColor(
y,
gamma[value[0]], # Gamma-corrected red
# Here's how to control the strip from any two GPIO pins:
datapin = 3
clockpin = 4
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':
gamma = bytearray(256)
for i in range(256):
gamma[i] = int(pow(float(i) / 255.0, 2.7) * 255.0 + 0.5)
print "Displaying..."
while True: # Loop forever
for x in range(width): # For each column of image...
for y in range(height): # For each pixel in column...
value = pixels[x, y] # Read pixel in image
strip.setPixelColor(y, # Set pixel in strip
gamma[value[0]], # Gamma-corrected red
gamma[value[1]], # Gamma-corrected green
