def _mixImageSubtract(self, wipeSettings, level, image1, image2, mixMat):
if(level < 0.99):
wipeMode, wipePostMix, wipeConfig = wipeSettings
# print "DEBUG pcn: mixImageSubtract: wipeSettings: " + str(wipeSettings)
if((wipeMode == WipeMode.Fade) or (wipeMode == WipeMode.Default)):
cv.ConvertScaleAbs(image2, image2, level, 0.0)
cv.Sub(image1, image2, mixMat)
return mixMat
else:
if(wipePostMix == False):
image2, _ = self._wipeImage(wipeMode, wipeConfig, level, image2, None, mixMat, False)
cv.Sub(image1, image2, mixMat)
return mixMat
else:
cv.Sub(image1, image2, mixMat)
return self._wipeMix(wipeMode, wipeConfig, level, image1, mixMat, image2)
cv.Sub(image1, image2, mixMat)
return mixMat
def _mixImageSelfMaskHue(self, wipeSettings, level, image1, image2, mixMat):
cv.CvtColor(image1, mixMat, cv.CV_RGB2HSV)
cv.Split(mixMat, self._mixMixMask1, None, None, None)
cv.CvtColor(image2, mixMat, cv.CV_RGB2HSV)
cv.Split(mixMat, self._mixMixMask2, None, None, None)
cv.Sub(self._mixMixMask2, self._mixMixMask1, self._mixImageMask)
cv.CmpS(self._mixImageMask, 255-int((level*254)), self._mixImageMask, cv.CV_CMP_GT)
return self._mixImageAlphaMask(wipeSettings, level, image1, image2, self._mixImageMask, mixMat)
def precornerdetect(image):
# assume that the image is floating-point
corners = cv.CloneMat(image)
cv.PreCornerDetect(image, corners, 3)
dilated_corners = cv.CloneMat(image)
cv.Dilate(corners, dilated_corners, None, 1)
corner_mask = cv.CreateMat(image.rows, image.cols, cv.CV_8UC1)
cv.Sub(corners, dilated_corners, corners)
cv.CmpS(corners, 0, corner_mask, cv.CV_CMP_GE)
return (corners, corner_mask)
def filter(self, input_img):
original_input_roi = cv.GetImageROI(input_img)
filter_roi = shared_roi(input_img, self.base_img)
if not filter_roi:
raise Exception("input image and training image do not share a region of interest")
cv.SetImageROI(input_img, filter_roi)
# and that is it! Just subtract the difference we calibrated on from
# the normal image, and tada!
input_roi = cv.GetImageROI(input_img)
cv.SetImageROI(self.base_img, input_roi)
cv.Sub(input_img, self.base_img, input_img)
cv.SetImageROI(input_img, original_input_roi)
def detect_and_draw(img, cascade, mask):
# allocate temporary images
gray = cv.CreateImage((img.width, img.height), 8, 1)
small_img = cv.CreateImage((cv.Round(
img.width / image_scale), cv.Round(img.height / image_scale)), 8, 1)
# convert color input image to grayscale
cv.CvtColor(img, gray, cv.CV_BGR2GRAY)
# scale input image for faster processing
cv.Resize(gray, small_img, cv.CV_INTER_LINEAR)
cv.EqualizeHist(small_img, small_img)
if (cascade):
t = cv.GetTickCount()
faces = cv.HaarDetectObjects(small_img, cascade,
cv.CreateMemStorage(0), haar_scale,
min_neighbors, haar_flags, min_size)
t = cv.GetTickCount() - t
print "detection time = %gms" % (t / (cv.GetTickFrequency() * 1000.))
if faces:
for ((x, y, w, h), n) in faces:
# Affichage du carré de recherche
xmoustache = int((x * image_scale) + w * 0.5)
ymoustache = int((y * image_scale) + h * 1.25)
wmoustache = int(w * 0.5 * image_scale)
hmoustache = int(h * 0.19 * image_scale)
img_mask = cv.CreateImage((wmoustache, hmoustache), mask.depth,
mask.nChannels)
cv.SetImageROI(
img, (xmoustache, ymoustache, wmoustache, hmoustache))
cv.Resize(mask, img_mask, cv.CV_INTER_LINEAR)
# Affichage du carré de recherche
cv.Sub(img, img_mask, img)
cv.ResetImageROI(img)
pt1 = (int(x * image_scale), int(y * image_scale))
pt2 = (int((x + w) * image_scale), int((y + h) * image_scale))
#cv.Rectangle(img, pt1, pt2, cv.RGB(255, 0, 0), 3, 8, 0)
cv.ShowImage("result", img)
def sub_image(image1, image2):
new_image = cv.CreateImage((image1.width, image1.height), image1.depth, 1)
cv.Sub(image1, image2, new_image, None)
return new_image
def find(self, img):
started = time.time()
gray = self.Cached('gray', img.height, img.width, cv.CV_8UC1)
cv.CvtColor(img, gray, cv.CV_BGR2GRAY)
sobel = self.Cached('sobel', img.height, img.width, cv.CV_16SC1)
sobely = self.Cached('sobely', img.height, img.width, cv.CV_16SC1)
cv.Sobel(gray, sobel, 1, 0)
cv.Sobel(gray, sobely, 0, 1)
cv.Add(sobel, sobely, sobel)
sobel8 = self.Cached('sobel8', sobel.height, sobel.width, cv.CV_8UC1)
absnorm8(sobel, sobel8)
cv.Threshold(sobel8, sobel8, 128.0, 255.0, cv.CV_THRESH_BINARY)
sobel_integral = self.Cached('sobel_integral', img.height + 1,
img.width + 1, cv.CV_32SC1)
cv.Integral(sobel8, sobel_integral)
d = 16
_x1y1 = cv.GetSubRect(
sobel_integral,
(0, 0, sobel_integral.cols - d, sobel_integral.rows - d))
_x1y2 = cv.GetSubRect(
sobel_integral,
(0, d, sobel_integral.cols - d, sobel_integral.rows - d))
_x2y1 = cv.GetSubRect(
sobel_integral,
(d, 0, sobel_integral.cols - d, sobel_integral.rows - d))
_x2y2 = cv.GetSubRect(
sobel_integral,
(d, d, sobel_integral.cols - d, sobel_integral.rows - d))
summation = cv.CloneMat(_x2y2)
cv.Sub(summation, _x1y2, summation)
cv.Sub(summation, _x2y1, summation)
cv.Add(summation, _x1y1, summation)
sum8 = self.Cached('sum8', summation.height, summation.width,
cv.CV_8UC1)
absnorm8(summation, sum8)
cv.Threshold(sum8, sum8, 32.0, 255.0, cv.CV_THRESH_BINARY)
cv.ShowImage("sum8", sum8)
seq = cv.FindContours(sum8, cv.CreateMemStorage(), cv.CV_RETR_EXTERNAL)
subimg = cv.GetSubRect(img, (d / 2, d / 2, sum8.cols, sum8.rows))
t_cull = time.time() - started
seqs = []
while seq:
seqs.append(seq)
seq = seq.h_next()
started = time.time()
found = {}
print 'seqs', len(seqs)
for seq in seqs:
area = cv.ContourArea(seq)
if area > 1000:
rect = cv.BoundingRect(seq)
edge = int((14 / 14.) * math.sqrt(area) / 2 + 0.5)
candidate = cv.GetSubRect(subimg, rect)
sym = self.dm.decode(
candidate.width,
candidate.height,
buffer(candidate.tostring()),
max_count=1,
#min_edge = 6,
#max_edge = int(edge) # Units of 2 pixels
)
if sym:
onscreen = [(d / 2 + rect[0] + x, d / 2 + rect[1] + y)
for (x, y) in self.dm.stats(1)[1]]
found[sym] = onscreen
else:
print "FAILED"
t_brute = time.time() - started
print "cull took", t_cull, "brute", t_brute
return found
print("no laser lines not found in settings!")
print(str(settings))
# do color thresholding
src_hsv = cv.CreateImage(cv.GetSize(src2), 8, 3)
src_diff = cv.CreateImage(cv.GetSize(src2), 8, 3)
src = cv.CreateImage(cv.GetSize(src2), 8, 1)
# red = cv.CreateImage(cv.GetSize(src2), 8, 1)
# redT = cv.CreateImage(cv.GetSize(src2), 8, 1)
# green = cv.CreateImage(cv.GetSize(src2), 8, 1)
# blue = cv.CreateImage(cv.GetSize(src2), 8, 1)
# cv.Split(src2, red, green, blue, None);
# cv.Threshold(red, redT, 20, 255, cv.CV_THRESH_BINARY);
cv.Sub(src2, src4, src_diff)
cv.CvtColor(src_diff, src_hsv, cv.CV_RGB2HSV)
#CV_BGR2HSV_FULL
cv.InRangeS(src_hsv, RED_MIN, RED_MAX, src)
# cv.NamedWindow("Red", 1)
# cv.NamedWindow("Green", 1)
# cv.NamedWindow("Blue", 1)
# cv.NamedWindow("RedT", 1)
# cv.ShowImage("RedT", redT)
# cv.ShowImage("Red", red)
# cv.ShowImage("Green", green)
# cv.ShowImage("Blue", blue)
# k = cv.WaitKey(0) % 0x100
#
# cv.Zero(g)
# cv.Zero(b)
# cv.Zero(diff)
# cv.Zero(smoth)
# cv.Zero(hsv)
# cv.Zero(diff2)
# print time.clock()
# img1 = cv.LoadImage(CreateImg(cap1, 'capture'))
# cv.ShowImage('img1', img1)
# cv.WaitKey()
# img2 = cv.LoadImage(CreateImg(cap1, 'capture'))
# cv.ShowImage('img2', img2)
cv.Sub(img1, img2, diff)
path = u"img/sub{}.jpg".format(datetime.strftime(
datetime.now(), "%S%f ")) # Уникальное имя для каждого кадра
cv.SaveImage(path, diff)
cv.CvtColor(diff, hsv, cv2.COLOR_BGR2HSV)
lower_wite = cv.Scalar(50, 50, 50)
uper_wite = cv.Scalar(255, 255, 255)
frame_threshed = cv.CreateImage(cv.GetSize(hsv), 8, 1)
cv.InRangeS(hsv, lower_wite, uper_wite, frame_threshed)
path = u"img/mask{}.jpg".format(datetime.strftime(
datetime.now(), "%S%f ")) # Уникальное имя для каждого кадра
cv.SaveImage(path, frame_threshed)
cv.Copy(img2, diff2, frame_threshed)
def detect(self):
self.log("Start detection thread")
### open cam ###
cap = vc.VideoCapture(self._videoInput, self).capture
if cap == None:
self.log("Can't open camera!")
self.active = False
return
cap.setFPS(self._fps)
cap.setVideoSize(self._videoSize)
cap.setBin(self._bin)
cap.setGain(self._gain)
### init ###
frame, ts = cap.getFrame()
if not frame:
self.log("Error reading first frame")
self.active = False
return
frameSize = cv.GetSize(frame)
darkframe = None
if self._darkframe:
try:
darkframe = cv.LoadImage(self._darkframe)
if frameSize != cv.GetSize(darkframe):
darkframe = None
self.log("Darkframe has wrong size")
except:
self.log("Darkframe not found")
mask = None
'''
if self._mask:
try:
tmp = cv.LoadImage(self._mask)
mask = cv.CreateImage( frameSize, cv.IPL_DEPTH_8U, 1)
cv.CvtColor( tmp, mask, cv.CV_RGB2GRAY )
if frameSize != cv.GetSize(mask):
raise Exception();
except:
self.log("Mask not found or wrong size")
'''
small, smallSize = self.workingThumb(frame, frameSize)
runAvg = cv.CreateImage( smallSize, cv.IPL_DEPTH_32F, small.channels)
runAvgDisplay = cv.CreateImage(smallSize, small.depth, small.channels)
differenceImg = cv.CreateImage(smallSize, small.depth, small.channels)
grayImg = cv.CreateImage(smallSize, cv.IPL_DEPTH_8U, 1)
historyBuffer = imagestack.Imagestack(self._prevFrames)
capbuf = None
videoGap = self._maxVideoGap
postFrames = 0
frameCount = 1
detect = False
newVideo = True
### testwindow
if self._showWindow:
self.log("Show window")
cv.NamedWindow("Thread " + str(self._thread), 1)
### server
if self._runServer:
self.log("Start Server on port %d" % self._serverPort)
self._server = httpserver.httpserver(self._serverPort)
### capture loop ###
while self._run:
frame, ts = cap.getFrame()
if ts == None:
ts = time.time()
### create small image for detection
small, smallSize = self.workingThumb(frame, frameSize)
videoGap += 1
if small:
frameCount += 1
if 1/float(frameCount) < self._avgLevel and not detect:
self.log("start detection")
detect = True
### substract darkframe
if darkframe:
cv.Sub( frame, darkframe, frame )
if self._deNoiseLevel > 0:
cv.Smooth( small, small, cv.CV_MEDIAN, self._deNoiseLevel)
cv.RunningAvg( small, runAvg, self._avgLevel, mask )
cv.ConvertScale( runAvg, runAvgDisplay, 1.0, 0.0 )
cv.AbsDiff( small, runAvgDisplay, differenceImg )
if differenceImg.depth == grayImg.depth:
grayImg = differenceImg
else:
cv.CvtColor( differenceImg, grayImg, cv.CV_RGB2GRAY )
cv.Threshold( grayImg, grayImg, self._detectThresh, 255, cv.CV_THRESH_BINARY )
contour = cv.FindContours( grayImg, cv.CreateMemStorage(0), cv.CV_RETR_EXTERNAL, cv.CV_CHAIN_APPROX_SIMPLE)
## draw bounding rect
while contour:
bounding_rect = cv.BoundingRect( list(contour) )
area = bounding_rect[2]*bounding_rect[3]
if area > self._minRectArea and area < self._maxRectArea and detect:
videoGap = 0
#print(str(area))
self.log("motion detected...")
if self._drawRect:
self.drawBoundingRect(frame, bounding_rect, smallSize = smallSize)
contour = contour.h_next()
## add text notations
ms = "%04d" % int( (ts-int(ts)) * 10000 )
t = time.strftime("%Y-%m-%d %H:%M:%S." + ms + " UTC", time.gmtime(ts))
frame = self.addText(frame, self._texttl, t)
## save / show frame
if videoGap < self._maxVideoGap:
if newVideo:
self.log("Found motion, start capturing")
capbuf = []
newVideo = False
directory = os.path.join(self._videoDir,
"%d/%02d/%s" % (time.gmtime(ts).tm_year, time.gmtime(ts).tm_mon, t))
if not self.isWriteable(directory):
self._log(directory + "is not writeable!")
self._run = False
continue
capbuf.extend(historyBuffer.getImages())
capbuf.append({'img' : frame, 'time' : t})
else:
if postFrames < self._postFrames and not newVideo:
capbuf.append({'img' : frame, 'time' : t})
postFrames += 1
elif not newVideo:
self.log("Stop capturing")
### write images to hdd in new thread ###
thread.start_new(self.saveVideo, (directory, capbuf))
capbuf = None
postFrames = 0
newVideo = True
######## Add Frame to history buffer ########
historyBuffer.add(cv.CloneImage( frame ), t)
######## Window ########
if self._showWindow:
cv.ShowImage("Thread " + str(self._thread), frame)
cv.ShowImage("Thread %d avg" % self._thread, runAvgDisplay)
cv.ShowImage("Thread %d diff" % self._thread, differenceImg)
cv.WaitKey(1)
######## Update Server ########
if self._server:
self._server.updateImage(cv.CloneImage( frame ))
self.log("Proc: " + str(time.time() - ts))
else:
self.log("no more frames (" + str(frameCount) +" frames)")
break
self.log("Close camera")
cap.close()
if self._server:
self.log("Close server")
self._server.shutdown()
self.log("end detection thread " + str(self._thread))
self.active = False
