def __renderFrame(self):
# looping?
if self.__head < 0:
if self.__loop:
self.__head += self.__frameCount
else:
self.__head = 0
self.__play(0)
return
elif self.__head > self.__frameCount:
if self.__loop:
self.__head -= self.__frameCount
else:
self.__head = self.__frameCount
self.__play(0)
return
idx = int(self.__head)
if self.__last == idx:
return
self.__last = idx
frame = _BUFFER[idx]
core.add_texture("temp", frame, self.__width, self.__height)
core.draw_image("Canvas",
"temp", [0, 0],
pmax=[self.__width, self.__height])
def refresh(self):
core.add_texture(
"geomap",
self.stored_map,
256 * (2 * self.tile_radius + 1),
256 * (2 * self.tile_radius + 1),
)
core.draw_image("canvas", "geomap", [0, 0], self.map_size)
def produce_frame():
global frame
global running
capture = cv.VideoCapture(0)
running=True
while capture.isOpened() and running:
time.sleep(0.1)
ret, frame = capture.read()
# gray = cv.cvtColor(frame, cv.COLOR_BGR2GRAY)
img =frame
b = np.ones([img.shape[0], img.shape[1], 1]) * 255
img = np.c_[img, b].astype(int)
dpg_image2 = img.flatten().tolist()
dpg.add_texture("texture id", dpg_image2, img.shape[1], img.shape[0])
dpg.draw_image('drawing', "texture id", [0, 0], [500, 300])
# return frame
if cv.waitKey(30) == ord('q'):
break
def construct(self):
self.adjust_coordinate_to_center_tile()
with simple.group(self.name, parent=self.parent):
core.add_drawing("canvas",
width=self.map_size[0],
height=self.map_size[1])
core.add_texture(
"geomap",
self.stored_map,
256 * self.tile_radius,
256 * self.tile_radius,
)
if self.cached == False:
# Only use if necessary so that the OSM tile servers are not overloaded.
self.async_update_by_coordinate(self.latitude, self.longitude,
self.zoom)
else:
self.refresh()
def texture_callback():
frame = camera.get_frame()
frame = cv2.cvtColor(frame, cv2.COLOR_RGB2RGBA)
add_texture("texture", frame, 640, 480)
with group("Left Panel", width=200):
add_button("Start Video", callback=video_callback)
add_same_line()
add_button("End Video", callback=video_callback)
add_checkbox("Recording", default_value=False, source="is_recording")
add_same_line(spacing=20)
add_checkbox("Goggle View",
default_value=False,
source="display_goggle_view")
for name, (low, high, step, default) in parameters.items():
add_slider_int(name,
default_value=default,
min_value=low,
max_value=high,
source=name)
add_same_line()
image = np.zeros((640, 480, 3), dtype=np.uint8)
image = cv2.cvtColor(image, cv2.COLOR_RGB2RGBA)
add_texture("texture", image, 640, 480)
add_image("canvas", "texture")
add_slider_float("FPS",
max_value=60,
enabled=False,
no_input=True,
source="realtime_fps")
add_data("video_on", False)
set_render_callback(update_canvas)
start_dearpygui(primary_window="Main Window")