openmv/scripts/examples/50-Arduino-Boards/Nano-33-BLE-Sense/04-Thermal/thermal_camera.py

53 lines
1.1 KiB
Python

# This work is licensed under the MIT license.
# Copyright (c) 2013-2023 OpenMV LLC. All rights reserved.
# https://github.com/openmv/openmv/blob/master/LICENSE
#
# Thermal Camera Demo
#
# This example shows off how to overlay a heatmap onto your OpenMV Cam's
# live video output from the main camera.
import image
import time
import fir
drawing_hint = image.BICUBIC # or image.BILINEAR or 0 (nearest neighbor)
# Initialize the thermal sensor
fir.init()
w = fir.width()
h = fir.height()
if fir.type() == fir.FIR_MLX90621:
w = w * 5
h = h * 5
elif fir.type() == fir.FIR_MLX90640:
w = w * 5
h = h * 5
elif fir.type() == fir.FIR_MLX90641:
w = w * 5
h = h * 5
elif fir.type() == fir.FIR_AMG8833:
w = w * 10
h = h * 10
# FPS clock
clock = time.clock()
while True:
clock.tick()
try:
img = fir.snapshot(
x_size=w,
y_size=h,
color_palette=fir.PALETTE_IRONBOW,
hint=drawing_hint,
copy_to_fb=True,
)
except OSError:
continue
# Print FPS.
print(clock.fps())