def on_press(self):
# Setup the scatter layout to show in the popup
scatter = Scatter(do_rotation=False,
size_int=(300, 300),
scale_min=1.0,
scale_max=10.0)
image_source = join(globals_.photo_path, 'thumbs',
basename(self.source))
image = AsyncImage(source=image_source)
scatter.add_widget(image)
# Resize the scatter object
multiplier = 6
mat = Matrix().scale(multiplier, multiplier, multiplier)
scatter.apply_transform(mat)
popup = Popup(title=basename(self.source),
content=scatter,
size_hint=(0.8, 1),
pos_hint={
'x': 0.0,
'y': 0.0
})
popup.open()
class TestCamera(App):
def __init__(self, **kwargs):
super(TestCamera, self).__init__(**kwargs)
self._camera = None
def _camera_toggle(self, val):
self._camera.play = not self._camera.play
def _led_toggle(self, val):
if self._led_state == GPIO.LOW:
self._led_state = GPIO.HIGH
self._toggle.text = "LED ON"
else:
self._led_state = GPIO.LOW
self._toggle.text = "LED OFF"
GPIO.output(LED_Pin, self._led_state)
def _show_demo_results(self, val):
popup = Popup(title='Reconstruction Results',
content=Label(text=
'TOTAL TARGET CELLS : 52\n'+
'TOTAL FOUND CELLS : 77\n'+
'TOTAL FILTERED CELLS : 0\n'+
'TOTAL BEADS FOR TARGET CELLS : 235\n'+
'AVERAGE BEADS/CELL : 4'),
size_hint=(None, None), size=(400, 200))
popup.open()
def _show_carousel(self, log_file):
local_recon = '/home/pi/recon'
prefix = log_file.split('.', 1)[0]
carousel = Carousel(direction='right')
for filename in os.listdir(local_recon):
if filename.startswith(prefix) and filename.endswith('.png'):
src = os.path.join(local_recon, filename)
image = Image(source=src, allow_stretch=True, size=(620, 460))
carousel.add_widget(image)
popup = Popup(title='Reconstruction Results',
content=carousel,
size_hint=(None, None), size=(640, 480))
popup.open()
def _request_capture(self, val):
self._camera.capture__full_res_frame()
def _request_ref_capture(self, val):
self._camera.capture__full_res_ref()
def _toggle_object_detection(self, val):
detecting = not self._camera.get_object_detection()
self._camera.set_object_detection(detecting)
if not detecting:
self._object_detection.source = '/home/pi/d3-ui/img/object_detection_off.png'
else:
self._object_detection.source = '/home/pi/d3-ui/img/object_detection_on.png'
def _change_exposure(self, instance, val):
self._camera.set_exposure(int(val))
def _do_reset_scatter(self, val):
# move the
mat = Matrix().scale(10,10,10).translate(0,-150,0)
self._scatter.transform = mat
def _auto_change_exposure(self, val):
# go in steps
self._auto_centroiding = True
self._auto_centroid.source = '/home/pi/d3-ui/img/distribution_centroid_on.png'
t = Thread(name='centroid_thread',
target=self._do_auto_change_exposure)
t.start()
def _auto_change_exposure_done(self, l):
# go in steps
self._auto_centroiding = True
self._auto_centroid.source = '/home/pi/d3-ui/img/distribution_centroid_off.png'
# basic pid loop....
def _do_auto_change_exposure(self):
epsilon = 1
previous_error = 0
integral = 0
error = 127 - self._histogram.centroid
dt = 1
Kp = 0.5
#Kd = 0.6
#Ki = 0.6
Kd = 0.1
Ki = 0
tries = 0
max_tries = 15
while abs(error) > epsilon and tries < max_tries:
try:
integral = integral + error*dt
derivative = (error - previous_error)/dt
output = Kp*error + Ki*integral + Kd*derivative + self._camera.get_exposure()
# set exposure to the output
if(output < self._exposure_slider.max and output > self._exposure_slider.min):
self._camera.set_exposure(int(output))
# let the exposure settle
sleep(.4)
previous_error = error
error = 127 - self._histogram.centroid
tries += 1
except:
e = sys.exc_info()[0]
Logger.exception('Exception! %s', e)
Clock.schedule_once(self._auto_change_exposure_done)
def _exit_app(self, val):
self._camera.play = False
# give it a 1/4 sec to shu down the camera
sleep(0.25)
App.get_running_app().stop()
import sys
sys.exit()
def _update_histogram(self, val):
frame = self._camera.get_current_frame()
self._histogram.set_data(frame)
#self._histogram.set_pil_image(self._camera.get_current_frame())
#npImage = np.array(frame)
#hist_full = cv2.calcHist([npImage],[0],None,[256],[0,256]).ravel()
#self._plot.points = [(x, hist_full[x]) for x in range(0,256)]
#plt.plot(hist_full,color = 'b')
#plt.clf()
#plt.hist(npImage.ravel(), 256,[0,256])
#plt.xlim([0,256])
#self._histogram.draw()
def _update_fps(self, l):
self._fps.text = "FPS: %d" % self._camera.get_fps()
self._exposure.text = "Exposure: %d" % self._camera.get_exposure()
self._centroid.text = "C: %d" % self._histogram.centroid
# todo: change this to be event-driven
if self._camera.is_uploading():
if self._uploading.pos_hint['pos'][0] < 0:
self._uploading.pos_hint = {'pos':(0.0,0.9)}
self._uploadingAmt.pos_hint = {'pos': (0.0, 0.8)}
self._upload_progress.pos_hint = {'pos':(0.2,0.9)}
#self._demo.pos_hint = {'pos': (0.0, 0.7)}
self._snap.enabled = False
self._upload_progress.value = 100 * self._camera.get_uploaded_size() / self._camera.get_total_upload_size()
self._uploadingAmt.text = '%d kB' % int(self._camera.get_uploaded_size() / 1000)
else:
if self._uploading.pos_hint['pos'][0] >= 0:
try:
self._uploading.pos_hint = {'pos':(-1,-1)}
self._upload_progress.pos_hint = {'pos':(-1,-1)}
self._uploadingAmt.pos_hint = {'pos': (-1, -1)}
self._upload_progress.pos_hint = {'pos':(-1,-1)}
#self._demo.pos_hint = {'pos': (-1, -1)}
self._snap.enabled = True
except:
e = sys.exc_info()[0]
Logger.exception('Exception! %s', e)
def updateImages(self):
if not self._is_updating:
t = Thread(name='image_thread',
target=self._do_download)
t.start()
def _do_download(self):
try:
self._is_updating = True
local_recon ='/home/pi/recon'
if not os.path.exists(local_recon):
os.makedirs(local_recon)
dbx = dropbox.Dropbox("Yk7MLEza3NAAAAAAAAABGyzVVQi_3q7CkUoPjSjO6tWId31ogOM0KiBcdowZoB0b")
# dbx = dropbox.Dropbox("Yk7MLEza3NAAAAAAAAAAp3MyYSImy0N0-3IMflqMPenGwEWJPqxAWeOAFzKu6y9A")
# remote_path = '/input_test/D3RaspberryPi/%s' % os.path.basename(file)
remote_recon = '/input/D3RaspberryPi/recon/'
mode = dropbox.files.WriteMode.overwrite
#mtime = os.path.getmtime(file)
# list the folder contents
try:
res = dbx.files_list_folder(remote_recon)
for entry in res.entries:
local_file = os.path.join(local_recon, entry.name)
if not os.path.exists (local_file):
# download and overwrite it
md, dl_res = dbx.files_download(entry.path_lower)
file = open(local_file, 'w')
file.write(dl_res.content)
file.close
#delete items no longer in dropbox
# for localfile in os.listdir(local_recon):
# local_file = os.path.join(local_recon, entry.name)
# if not os.path.exists (local_file):
# # download and overwrite it
# md, dl_res = dbx.files_download(local_file)
# file = open(local_file, 'w')
# file.write(dl_res.content)
# file.close
Clock.schedule_once(self.updateResultsButton, 0.5)
except dropbox.exceptions.ApiError as err:
print('*** API error', err)
return None
except:
e = sys.exc_info()[0]
Logger.exception('Exception! %s', e)
Clock.schedule_once(self.updateResultsButton, 0.5)
self._is_updating = False
def updateResultsButton(self, dt=None):
try:
# todo: contact dropbox
local_recon = '/home/pi/recon'
for local_file in os.listdir(local_recon):
if local_file.endswith('.raw.log.iphone.log'):
btn = Button(text=local_file, size_hint_y=None, height=44)
btn.bind(on_release=lambda btn: self._show_carousel(btn.text))
self._dropdown.add_widget(btn)
except:
# do nothing
print('error')
def build(self):
GPIO.setmode(GPIO.BCM)
GPIO.setup(LED_Pin, GPIO.OUT)
self._led_state = GPIO.LOW
GPIO.output(LED_Pin, self._led_state)
#layout = BoxLayout(orientation='vertical')
layout = FloatLayout(size=(800, 480), pos=(0,0))
self._toggle = ToggleButton(text='LED OFF',
size_hint=(0.2,0.2), pos_hint={'pos':(0.8,0)})
self._snap = Button(text='Capture',
size_hint=(0.2,0.2), pos_hint={'pos':(0.8,0.2)})
self._snapref = Button(text='Reference',
size_hint=(0.2,0.2), pos_hint={'pos':(0.8,0.4)})
self._demo = Button(text='Demo Results',
size_hint=(0.2,0.1), pos_hint={'pos': (0.0, 0.7)})
self._auto_centroid = ImageButton(size_hint=(0.1,0.1), pos_hint={'pos':(0.7,0)},
source='/home/pi/d3-ui/img/distribution_centroid_off.png')
self._object_detection = ImageButton(size_hint=(0.1,0.1), pos_hint={'pos':(0.7,0.1)},
source='/home/pi/d3-ui/img/object_detection_off.png')
self._reset_scatter = ImageButton(size_hint=(0.1,0.1), pos_hint={'pos':(0.7,0.2)},
source='/home/pi/d3-ui/img/reset_scatter.png')
self._exit = Button(text='X', size_hint=(0.05,0.05),
pos_hint={'pos':(0.95,0.95)})
self._fps = Label(text='FPS: 0', size_hint=(0.1,0.1),
pos_hint={'pos':(0.8,0.9)})
self._uploading = Label(text='Uploading...', size_hint=(0.2,0.1),
pos_hint={'pos':(-1,-1)}, color=[0,0,1,0])
self._uploadingAmt = Label(text='', size_hint=(0.2,0.1),
pos_hint={'pos':(-1,-1)}, color=[0,0,1,0])
self._exposure = Label(text='Exposure: 0', size_hint=(0.2,0.1),
pos_hint={'pos':(0,0)})
self._centroid = Label(text='C:0', size_hint=(0.1,0.1),
pos_hint={'pos':(0.79,0.83)}, color=[1,0,0,1])
self._exposure_slider = Slider(min=0, max=2500, value=333,
size_hint=(0.5,0.1),
pos_hint={'pos':(0.2,0)} )
self._upload_progress = ProgressBar(max=100, size_hint=(0.5,0.1),
pos_hint={'pos':(-1,-1)})
self._camera = CameraD3(resolution=(640,480),
fourcc="GREY",
capture_resolution=(3872, 2764),
capture_fourcc="Y16 ",
size_hint=(1,1),
pos_hint={'pos':(0,0)},
play=True, )
self._dropdown = DropDown()
# create a big main button
self._imageResultsButton = Button(text='Image Explorer',pos_hint={'pos': (0.0, 0.6)}, size_hint=(0.2, 0.1))
# show the dropdown menu when the main button is released
# note: all the bind() calls pass the instance of the caller (here, the
# mainbutton instance) as the first argument of the callback (here,
# dropdown.open.).
self._imageResultsButton.bind(on_release=self._dropdown.open)
# one last thing, listen for the selection in the dropdown list and
# assign the data to the button text.
self._dropdown.bind(on_select=lambda instance, x: setattr(self._imageResultsButton, 'text', x))
# self._camera = CameraD3(resolution=(1280,720),
# play=True, fourcc="GREY")
# self._camera = CameraD3(resolution=(3872, 2764),
# play=True, fourcc="Y16 ")
# self._camera = CameraD3(resolution=(1920,1080),
# play=True, fourcc="GREY")
# self._camera = CameraD3(resolution=(2560, 1920),
# play=True, fourcc="GREY")
self._histogram = Histogram(
size_hint=(0.2,0.3), pos_hint={'pos':(0.8,0.6)})
self._demo.bind(on_press=self._show_demo_results)
self._toggle.bind(on_press=self._led_toggle)
self._snap.bind(on_press=self._request_capture)
self._snapref.bind(on_press=self._request_ref_capture)
self._exit.bind(on_press=self._exit_app)
self._auto_centroid.bind(on_press=self._auto_change_exposure)
self._object_detection.bind(on_press=self._toggle_object_detection)
self._exposure_slider.bind(value=self._change_exposure)
self._reset_scatter.bind(on_press=self._do_reset_scatter)
#update.bind(on_press=self._update_histogram)
self._camera.fbind('on_frame_complete',self._update_histogram)
self._scatter = Scatter(size_hint=(None, None), size=(200,200),)
self._scatter.add_widget(self._camera)
#layout.add_widget(self._camera)
layoutInner = FloatLayout(size_hint=(0.8, 1), pos_hint={'x':0,'y':0})
layoutInner.add_widget(self._scatter)
layout.add_widget(layoutInner)
mat = Matrix().scale(10,10,10).translate(0,-150,0)
self._scatter.apply_transform(mat)
layout.add_widget(self._imageResultsButton)
layout.add_widget(self._uploading)
layout.add_widget(self._uploadingAmt)
layout.add_widget(self._demo)
layout.add_widget(self._histogram)
layout.add_widget(self._snap)
layout.add_widget(self._snapref)
layout.add_widget(self._exit)
layout.add_widget(self._centroid)
layout.add_widget(self._exposure_slider)
layout.add_widget(self._upload_progress)
layout.add_widget(self._auto_centroid)
layout.add_widget(self._object_detection)
layout.add_widget(self._reset_scatter)
layout.add_widget(self._exposure)
layout.add_widget(self._fps)
Clock.schedule_interval(self._update_fps, 2)
layout.add_widget(self._toggle)
#layout.add_widget(update)
self._is_updating = False
self.updateImages()
return layout
class MyApp(App):
def build(self):
Window.bind(on_key_down=self.on_key_down)
self.loadData()
self.activeTrack = None
self.currentLayer = 0
self.appstructure = FloatLayout()
width, height = Window.size
self.menu = Menu()
self.menu.onNewTrack(self.newTrack)
self.menu.onNewPoint(self.newPoint)
self.menu.onDeletePoint(self.deletePoint)
self.menu.onSetClass(self.setClass)
self.menu.onFindUnclassified(self.jumpToUnclassified)
self.menu.onShowStats(self.showStats)
self.menu.onSave(self.save)
self.core = Scatter(auto_bring_to_front=False)
self.core.add_widget(self.getCurrentLayer().getContents())
self.appstructure.add_widget(self.core)
self.appstructure.add_widget(self.menu.getContents())
self.zoomSlider = Slider(orientation='vertical', min=1, max=10, size_hint=(0.05,1),pos_hint={'x':0.95})
self.zoomSlider.bind(on_touch_move=self.on_touch_move)
self.zoomSlider.bind(on_touch_down=self.on_touch_down)
self.zoomSlider.bind(on_touch_up=self.on_touch_up)
self.appstructure.add_widget(self.zoomSlider)
self.imagelabel = Label(text=self.getCurrentLayer().getSource(), size_hint=(1,0.05), pos_hint={'y':0})
self.appstructure.add_widget(self.imagelabel)
self.zooming = False
return self.appstructure
def loadImages(self):
def isImage(fname):
for ext in [".png", ".jpg", ".tiff", ".jpeg", ".bmp"]:
if fname.lower().endswith(ext):
return True
return False
self.layers = []
for img in sortByFirstNumber(listdir("images")):
if isImage(img):
self.layers.append(Layer("images/"+img))
def loadData(self):
self.loadImages()
self.tracks = []
try:
trackreps = load(open("saveFile.data"))
except:
return
for trackrep in trackreps:
track = Track(self.setActive)
for pointrep in trackrep['points']:
point = Point(pointrep[1])
track.addPoint(point, pointrep[0])
self.layers[pointrep[0]].addPoint(point)
point.setPos(pointrep[1])
track.setClassification(trackrep['classification'])
track.setInactive()
self.tracks.append(track)
def save(self):
self.saveTo("backup-"+datetime.today().strftime("%Y-%m-%d-%H-%M-%S")+".data")
self.saveTo("saveFile.data")
def saveTo(self, fileName):
#save to file ...
def trackRepresentation(track):
trackrep = {'classification':track.getClassification()}
trackrep['points'] = []
for layer in range(len(self.layers)):
point = track.getPointForLayer(layer)
if point:
trackrep['points'].append((layer, point.getPos()))
return trackrep
savetracks = []
for track in self.tracks:
savetracks.append(trackRepresentation(track))
print savetracks
dump(savetracks, open(fileName, 'w+'))
def on_touch_down(self, slider, ev):
if (slider.collide_point(ev.pos[0], ev.pos[1])):
self.zooming = True
def on_touch_move(self, slider, ev):
if (self.zooming):
zoom = self.zoomSlider.value
self.core.scale = zoom
def on_touch_up(self, slider, ev):
self.zooming = False
def showStats(self, *args):
classCounts = {}
for classification in classesToColours:
classCounts[classification] = 0
for track in self.tracks:
if track.getClassification():
classCounts[track.getClassification()] += 1
text = ""
for classification in classCounts:
text += " %s : %s \n"%(classification,classCounts[classification])
popup = Popup(title='Statistics',
content=Label(text=text),
size_hint=(None, None), size=(400, 400))
popup.open()
def setClass(self, classification):
if (self.activeTrack):
self.activeTrack.setClassification(classification)
def setActive(self, track):
if (self.activeTrack):
self.activeTrack.setInactive()
self.activeTrack = track
track.setActive()
def newPoint(self):
if (self.activeTrack == None):
return
point = Point((width/2,height/2))
if (self.activeTrack.addPoint(point, self.currentLayer)):
self.getCurrentLayer().addPoint(point)
def deletePoint(self):
if (self.activeTrack == None):
return
point = self.activeTrack.getPointForLayer(self.currentLayer)
if (point == None):
return
if not(self.activeTrack.deletePoint(self.currentLayer)):
return
self.getCurrentLayer().deletePoint(point)
if (self.activeTrack.getClassification() == None):
self.tracks.remove(self.activeTrack)
self.activeTrack = None
def newTrack(self):
track = Track(self.setActive)
point = Point((width/2, height/2))
track.addPoint(point, self.currentLayer)
track.setActive()
track.setClassification('unclassified')
self.tracks.append(track)
self.setActive(track)
self.getCurrentLayer().addPoint(point)
def getCurrentLayer(self):
return self.layers[self.currentLayer]
def jumpToUnclassified(self):
for track in self.tracks:
if track.getClassification() == 'unclassified':
for i, layer in enumerate(self.layers):
if track.getPointForLayer(i):
self.setActive(track)
self.swapLayer(self.getCurrentLayer(), layer)
self.currentLayer = i
return
popup = Popup(title='',
content=Label(text="No unclassified tracks found!"),
size_hint=(None, None), size=(400, 400))
popup.open()
def moveUpLayer(self):
if (self.currentLayer < (len(self.layers) - 1)):
original = self.getCurrentLayer()
self.currentLayer += 1
new = self.getCurrentLayer()
self.swapLayer(original, new)
def moveDownLayer(self):
if (self.currentLayer > 0):
original = self.getCurrentLayer()
self.currentLayer -= 1
new = self.getCurrentLayer()
self.swapLayer(original, new)
def swapLayer(self, old, new):
if (old == new):
return
self.imagelabel.text = new.getSource()
self.core.add_widget(new.getContents())
self.core.remove_widget(old.getContents())
# current transform is layer * user
layer = new.getTransform()
transform = self.core.transform
user = transform.multiply(layer.inverse())
# put back to start
self.core.apply_transform(self.core.transform_inv)
# apply layer transformation
self.core.apply_transform(old.getTransform())
# reapply user transformation
self.core.apply_transform(user)
def on_key_down(self, instance, code, *args):
if (code == 275):
self.moveUpLayer()
if (code == 276):
self.moveDownLayer()
class IDSGUI(App):
def __init__(self):
super(IDSGUI, self).__init__()
self._camera = None
def _led_toggle(self, val):
if self._led_state == GPIO.LOW:
self._led_state = GPIO.HIGH
self._toggle.text = "LED ON"
else:
self._led_state = GPIO.LOW
self._toggle.text = "LED OFF"
GPIO.output(LED_Pin, self._led_state)
def _start_count(self, val):
pass
# fake_bin = int((np.random.randn() * 100) + 320)
# self._tracker_histogram.add_track(max(0, min(640, fake_bin)))
# (x,y) = self._camera.get_roi_offset()
# self._camera.set_roi_offset(x+50,y+50)
def _toggle_object_detection(self, val):
pass
# detecting = not self._camera.get_object_detection()
# self._camera.set_object_detection(detecting)
# if not detecting:
# self._object_detection.source = self.img_path('object_detection_off.png')
# else:
# self._object_detection.source = self.img_path('object_detection_on.png')
def _change_exposure(self, instance, val):
pass
# self._camera.set_exposure(int(val))
def _do_reset_scatter(self, val):
# move the
mat = Matrix().scale(10, 10, 10).translate(0, -150, 0)
self._scatter.transform = mat
def _exit_app(self, val):
# self._camera.play = False
# give it a 1/4 sec to shu down the camera
sleep(0.25)
App.get_running_app().stop()
import sys
sys.exit()
def _update_histogram(self, val):
pass
# frame = self._camera.get_current_frame()
# self._histogram.set_data(frame)
def _update_fps(self, l):
pass
# self._fps.text = "FPS: %d" % self._camera.get_fps()
# self._temp.text = "Temp: %s" % self._camera.get_temp()
# self._exposure.text = "Exposure: %d" % self._camera.get_exposure()
# self._centroid.text = "C: %d" % self._histogram.centroid
def _update_roi(self, roi, roi2):
pass
# roi = self._roi_tracker.roi_Offset
# self._camera.set_roi_offset(roi[0], roi[1])
def img_path(self, image_name):
return os.path.join(os.path.dirname(__file__), 'img', image_name)
def init_GPIO(self):
GPIO.setmode(GPIO.BCM)
GPIO.setup(LED_Pin, GPIO.OUT)
self._led_state = GPIO.LOW
GPIO.output(LED_Pin, self._led_state)
def get_ip_address(self):
try:
import socket
s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
s.connect(("8.8.8.8", 80))
addr = s.getsockname()[0]
s.close()
return addr
except:
return "Error"
def build(self):
self.init_GPIO()
layout = FloatLayout(size=(800, 480), pos=(0, 0))
self._toggle = ToggleButton(text='LED OFF',
size_hint=(0.2, 0.2),
pos_hint={'pos': (0.8, 0)})
self._snap = Button(text='COUNT',
size_hint=(0.2, 0.2),
pos_hint={'pos': (0.8, 0.2)})
self._object_detection = ImageButton(
size_hint=(0.1, 0.1),
pos_hint={'pos': (0.7, 0.0)},
source=self.img_path('object_detection_off.png'))
self._reset_scatter = ImageButton(
size_hint=(0.1, 0.1),
pos_hint={'pos': (0.7, 0.1)},
source=self.img_path('reset_scatter.png'))
self._logo = Image(size_hint=(0.3, 0.2),
pos_hint={'pos': (-0.03, 0.84)},
source=self.img_path('ids.png'))
self._exit = ImageButton(size_hint=(0.05, 0.05),
pos_hint={'pos': (0.96, 0.95)},
source=self.img_path('close-white.png'))
red, white, kivy_blue = (1, 0, 0, 1), (1, 1, 1,
1), (51. / 255, 164. / 255,
206. / 255, 1)
self._fps = Label(text='FPS: 0',
size_hint=(0.1, 0.1),
pos_hint={'pos': (0.8, 0.9)},
color=red)
self._temp = Label(text='Temp: 0',
size_hint=(0.1, 0.1),
pos_hint={'pos': (0.6, 0.9)},
color=white)
dev_ip = self.get_ip_address()
self._ip = Label(text='IP: %s' % dev_ip,
size_hint=(0.1, 0.1),
pos_hint={'pos': (0.4, 0.9)},
color=white)
self._exposure = Label(text='Exposure: 0',
size_hint=(0.2, 0.1),
pos_hint={'pos': (0, 0)})
self._centroid = Label(text='C:0',
size_hint=(0.1, 0.1),
pos_hint={'pos': (0.79, 0.83)},
color=white)
self._exposure_slider = Slider(min=0,
max=2500,
value=1358,
size_hint=(0.5, 0.1),
pos_hint={'pos': (0.2, 0)})
# self._camera = Camera2131(resolution=(1280,960),
# fourcc="GREY",
# capture_resolution=(3872, 2764),
# capture_fourcc="Y16 ",
# size_hint=(1,1),
# pos_hint={'pos':(0,0)},
# play=True, )
# self._camera = CameraIDS(resolution=(640, 480),
# fourcc="GREY",
# capture_resolution=(640, 480),
# capture_fourcc="GREY",
# size_hint=(1,1),
# pos_hint={'pos':(0,0)},
# play=True)
self._histogram = Histogram(size_hint=(0.2, 0.25),
pos_hint={'pos': (0.8, 0.65)})
self._tracker_histogram = TrackerHistogram(
size_hint=(0.2, 0.25), pos_hint={'pos': (0.8, 0.4)})
# self._roi_tracker = ROITracker(self._camera.resolution,
# size_hint=(0.2,0.25), pos_hint={'pos':(0.02,0.6)})
# self._roi_tracker.bind(roi_Offset=self._update_roi)
# self._demo.bind(on_press=self._show_demo_results)
self._toggle.bind(on_press=self._led_toggle)
self._snap.bind(on_press=self._start_count)
self._exit.bind(on_press=self._exit_app)
self._object_detection.bind(on_press=self._toggle_object_detection)
self._exposure_slider.bind(value=self._change_exposure)
self._reset_scatter.bind(on_press=self._do_reset_scatter)
# self._camera.fbind('on_frame_complete',self._update_histogram)
self._scatter = Scatter(
size_hint=(None, None),
size=(200, 200),
)
# self._scatter.add_widget(self._camera)
# layoutInner = FloatLayout(size_hint=(0.8, 1), pos_hint={'x':0,'y':0})
# layoutInner.add_widget(self._scatter)
layout.add_widget(self._scatter)
mat = Matrix().scale(10, 10, 10).translate(0, -150, 0)
self._scatter.apply_transform(mat)
layout.add_widget(self._histogram)
layout.add_widget(self._tracker_histogram)
layout.add_widget(self._snap)
layout.add_widget(self._exit)
layout.add_widget(self._exposure_slider)
layout.add_widget(self._object_detection)
layout.add_widget(self._reset_scatter)
layout.add_widget(self._exposure)
layout.add_widget(self._fps)
layout.add_widget(self._temp)
layout.add_widget(self._ip)
Clock.schedule_interval(self._update_fps, 2)
layout.add_widget(self._toggle)
layout.add_widget(self._logo)
# layout.add_widget(self._roi_tracker)
self._is_updating = False
return layout
class DraggableImage(BoxLayout):
def __init__(self, source, **kwargs):
super().__init__(**kwargs)
"""
Hierarchy
"""
self.image = Image(source=source,
pos_hint={
"center_x": 0.5,
"center_y": 0.5
})
self.container = Scatter()
self.container.add_widget(self.image)
self.add_widget(self.container)
"""
Class properties
"""
self.source = source
self.scale_value = 1.0
self.initial_alpha = self.image.color[3]
self.initial_pos = None
self.debug = False
self.clickable = True
self.touched = False
self.mouse_pos = tuple() # mouse position (frequently updated)
"""
Some updates per drawing
"""
Window.bind(mouse_pos=lambda w, p: setattr(self, 'mouse_pos', p))
Window.bind(on_draw=self.fit_image)
Window.bind(on_dropfile=self._on_file_drop)
def fit_image(self, *args):
self.image.size = self.size
def _on_file_drop(self, window, file_path):
print("Dropping file ...")
if self.collide_point(*self.mouse_pos):
filePath = file_path.decode("utf-8")
if self.debug:
print(file_path)
self.image.source = filePath
self.image.reload()
self.source = filePath
def on_touch_move(self, touch):
if touch.button == "left" and self.clickable:
"""
Call scatter method
"""
self.container.on_touch_move(touch)
self.clickable = True
"""
Change image to "moving" state
"""
self.image.color[3] = self.initial_alpha / 2
self.image.reload()
else:
self.clickable = False
def on_touch_up(self, touch):
if self.initial_pos is None:
self.initial_pos = self.pos
if touch.button == "left":
"""
Call scatter method
"""
self.container.on_touch_up(touch)
self.clickable = True
"""
Change image/scatter to normal state
"""
scale_matrix = Matrix().scale(1.0 / self.container.scale,
1.0 / self.container.scale,
1.0 / self.container.scale)
self.container.apply_transform(scale_matrix)
self.image.color[3] = self.initial_alpha
self.image.reload()
# TODO: error when resizing window
self.container.pos = self.initial_pos
def on_touch_down(self, touch):
if self.initial_pos is None:
self.initial_pos = self.pos
touch.double_tap_time = 1
if touch.is_double_tap and self.collide_point(*touch.pos):
self.container.on_touch_down(touch)
popup = ImagePopup(source=self.image.source)
popup.open()
return
if touch.button == "left" and self.collide_point(*touch.pos):
self.container.on_touch_down(touch)
print("Touch ", self)
"""
Change image to "clicked" state
"""
scale_matrix = Matrix().scale(self.scale_value, self.scale_value,
self.scale_value)
self.container.apply_transform(scale_matrix)
self.container.center = self.mouse_pos # Fix the image to the position of the mouse
def reload_image(self, source):
self.image.source = source
self.image.reload()
def __eq__(self, other):
return self is other
