Update find numbers script.

This commit is contained in:
iabdalkader 2018-01-12 01:29:27 +02:00
parent 4d09a13f30
commit fd989c76dc

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@ -1,23 +1,20 @@
# LetNet Example
import sensor, image, time
sensor.reset() # Reset and initialize the sensor.
sensor.reset() # Reset and initialize the sensor.
sensor.set_contrast(3)
sensor.set_pixformat(sensor.GRAYSCALE) # Set pixel format to RGB565 (or GRAYSCALE)
sensor.set_framesize(sensor.QVGA) # Set frame size to QVGA (320x240)
sensor.set_windowing((28, 28))
sensor.skip_frames(time = 2000) # Wait for settings take effect.
sensor.set_pixformat(sensor.GRAYSCALE) # Set pixel format to RGB565 (or GRAYSCALE)
sensor.set_framesize(sensor.VGA) # Set frame size to QVGA (320x240)
sensor.set_windowing((128, 128)) # Set 128x128 window.
sensor.skip_frames(time = 2000) # Wait for settings take effect.
sensor.set_auto_gain(False)
sensor.set_auto_exposure(False)
clock = time.clock() # Create a clock object to track the FPS.
while(True):
clock.tick() # Update the FPS clock.
img = sensor.snapshot() # Take a picture and return the image.
out = img.invert().find_number()
if out[1] > 3.0:
print(out[0])
#print(clock.fps()) # Note: OpenMV Cam runs about half as fast when connected
# to the IDE. The FPS should increase once disconnected.
img = sensor.snapshot()
# NOTE: Uncomment to detect dark numbers on white background
# img.invert()
out = img.find_number(roi=(img.width()//2-14, img.height()//2-14, 28, 28))
img.draw_rectangle((img.width()//2-15, img.height()//2-15, 30, 30), color=(255, 255, 255))
if out[1] > 5: # Confidence level
print("Number: %d Confidence: %0.2f" %(out[0], out[1]))