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add Windows compatibility #4

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add Windows compatibility #4

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842e830
add Windows compatibility
LeoDJ Jul 21, 2023
7de78d8
fix indentation error?
LeoDJ Jul 21, 2023
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18 changes: 14 additions & 4 deletions src/tc001v4.2.py
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,7 @@
import argparse
import time
import io
import platform

#We need to know if we are running on the Pi, because openCV behaves a little oddly on all the builds!
#https://raspberrypi.stackexchange.com/questions/5100/detect-that-a-python-program-is-running-on-the-pi
Expand All @@ -51,14 +52,20 @@ def is_raspberrypi():
dev = 0

#init video
cap = cv2.VideoCapture('/dev/video'+str(dev), cv2.CAP_V4L)
if platform.system() == 'Windows':
cap = cv2.VideoCapture(int(dev))
else:
cap = cv2.VideoCapture('/dev/video'+str(dev), cv2.CAP_V4L)
#cap = cv2.VideoCapture(0)
#pull in the video but do NOT automatically convert to RGB, else it breaks the temperature data!
#https://stackoverflow.com/questions/63108721/opencv-setting-videocap-property-to-cap-prop-convert-rgb-generates-weird-boolean
if isPi == True:
cap.set(cv2.CAP_PROP_CONVERT_RGB, 0.0)
else:
cap.set(cv2.CAP_PROP_CONVERT_RGB, False)
try:
cap.set(cv2.CAP_PROP_CONVERT_RGB, False)
except TypeError:
cap.set(cv2.CAP_PROP_CONVERT_RGB, 0) # on Windows (and maybe other platforms) OpenCV expects 0 instead of False

#256x192 General settings
width = 256 #Sensor width
Expand Down Expand Up @@ -97,6 +104,9 @@ def snapshot(heatmap):
# Capture frame-by-frame
ret, frame = cap.read()
if ret == True:
if platform.system() == 'Windows': # on Windows, OpenCV outputs the frame in a different format
frame = np.reshape(frame[0], (192*2, 256, 2)) # if there's a "can't reshape size xxxx into shape ..." error here, you most likely used the wrong --device ID

imdata,thdata = np.array_split(frame, 2)
#now parse the data from the bottom frame and convert to temp!
#https://www.eevblog.com/forum/thermal-imaging/infiray-and-their-p2-pro-discussion/200/
Expand Down Expand Up @@ -348,6 +358,6 @@ def snapshot(heatmap):

if keyPress == ord('q'):
break
capture.release()
cv2.destroyAllWindows()
cap.release()
cv2.destroyAllWindows()