def loadAllSettings():
# load the standard settings.json
allSettings = defaults.LIST_ALL
for setting in allSettings:
loadSettings(setting)
coordList()
def showImage(cropObjs=coordList(), imgPath=getFullPath('source.jpg')):
if not os.path.exists(imgPath):
print("No Source Image, Fool! Run takeSource!")
return
else:
# load image from path, create a named window
image = cv2.imread(imgPath)
windowName = "Source Image"
cv2.namedWindow(windowName, cv2.WINDOW_NORMAL)
# set window size, move window
cv2.resizeWindow(windowName, SCREEN_DIMS['width'],
SCREEN_DIMS['height'])
# cv2.moveWindow(windowName, 0, -50)
# add mouse listener function
cv2.setMouseCallback(windowName, closeEvent)
# add rectangles to the window
for obj in cropObjs.myList[1:]:
cv2.rectangle(image, obj.topL, obj.botR, (0, 255, 0), 3)
cv2.imshow(windowName, image)
cv2.waitKey(0)
def cropSource(src_path='source.jpg', debug=False):
if not os.path.exists(src_path):
print("No Source Image, Fool! Run takeSource!")
return
else:
# load image from path
src_img = cv2.imread(util.getFullPath(src_path))
# load the coordList
cropObjs = coordList()
# iterate through cropped objects, skipping the first(default) object
for obj in cropObjs.myList[1:]:
name = obj.name + '.jpg'
topL = obj.topL
botR = obj.botR
if debug:
print("Cropping Source Image")
print(f"\tname: {name}, topL: {topL}, botR: {botR}")
print(
f"\tx: {topL[0]} -> {botR[0]} // y: {topL[1]} -> {botR[1]}"
)
# crop the image: y: bot-> top, x: L->R
crop_img = src_img[topL[1]:botR[1], topL[0]:botR[0]]
cv2.imwrite(util.getFullPath(name), crop_img)
def cropSetup_add(debug=False):
tempList = coordList()
if debug: print("adding crop bounding box")
image.addCrop(tempList)
if debug: print("adding ocrData entry")
# use size of coordList to get name of next entry
newName = 'crop' + str(len(tempList.myList) - 1)
ocrData = settings.loadSettings('OCRData.json')
ocr.addEntry_OCRData(ocrData, newName)
def showVid():
with PiCamera() as camera:
# camera.resolution = (640, 480)
camera.resolution = (800, 480)
camera.framerate = 32
# rawCapture = PiRGBArray(camera, size=(640, 480))
rawCapture = PiRGBArray(camera, size=(800, 480))
windowName = "Live Feed"
cv2.namedWindow(windowName, cv2.WINDOW_NORMAL)
# terminate = False
param = []
# set window size, move window
cv2.resizeWindow(windowName, SCREEN_DIMS['width'],
SCREEN_DIMS['height'])
# load in the crop objs
cropObjs = coordList()
for frame in camera.capture_continuous(rawCapture,
format="bgr",
use_video_port=True):
# grab the raw NumPy array representing the image, then initialize the timestamp
# and occupied/unoccupied text
image = frame.array
# draw the rectangles on the image
for obj in cropObjs.myList[1:]:
cv2.rectangle(image, obj.topL, obj.botR, (0, 255, 0), 3)
# show the frame
cv2.imshow(windowName, image)
cv2.setMouseCallback(windowName, closeEvent, param)
cv2.waitKey(1) & 0xFF
# clear the stream in preparation for the next frame
rawCapture.truncate(0)
# if the `q` key was pressed, break from the loop
if param:
break
cv2.destroyWindow(windowName)
print("Outside of loop\n\n")
def cropSetup_remove():
ocrData = settings.loadSettings('OCRData.json')
if isinstance(ocrData['dataset'], str):
dataset = json.loads(ocrData['dataset'])
else:
dataset = ocrData['dataset']
if len(dataset) >= 1:
print("removing last entry from coordList")
myList = coordList()
myList.popLast()
myList.saveSet()
print("removing last entry from Settings file")
ocr.removeLast_OCRData(ocrData)
return True
else:
print("Noting removed - data is empty")
return False
def crop_Source():
print("cropping soruce")
myList = coordList()
img = 'source.jpg'
cropSource(myList, img)
def add_Crop():
print("adding crop")
myList = coordList()
img = 'source.jpg'
addCrop(myList, img)
def show_Img():
print("showing image")
myList = coordList()
img = 'source.jpg'
showImage(myList, img)