canny = Overlay("canny.xclbin")
image_path = "input_image.jpg"
original_image = Image.open(image_path)
canny_edge = canny.canny_1
canny_edge.signature
low_threshold = 0
high_threshold = 255
height = 1920
width = 1080
in_buffer = allocate((height, width), np.uint8)
out_buffer = allocate((height, width), np.uint8)
start_time = time.time()
in_buffer.sync_to_device()
canny_edge.call(in_buffer, out_buffer, height, width, low_threshold, high_threshold)
out_buffer.sync_from_device()
stop_time = time.time()
print("--- %s seconds ---" % (stop_time - start_time))
get_ipython().run_line_magic('xdel', 'in_buffer')
get_ipython().run_line_magic('xdel', 'out_buffer')
canny.free()
out_buffer.sync_from_device()
stop_time = time.time()
print("--- %s seconds ---" % (stop_time - start_time))
# In[167]:
out_buffer[50][50]
# In[126]:
# deallocate the buffers and free the FPGA context using Overlay.free
get_ipython().run_line_magic('xdel', 'in_buffer1')
get_ipython().run_line_magic('xdel', 'in_buffer2')
get_ipython().run_line_magic('xdel', 'out_buffer')
overlay.free()
# In[148]:
A = np.zeros((size, size), np.uint32)
B = np.zeros((size, size), np.uint32)
C = np.zeros((size, size), np.uint32)
# In[149]:
for i in range(size):
for j in range(size):
A[i][j] = fixed_num
B[i][j] = fixed_num
C[i][j] = 0
