mirror of https://github.com/ivanch/tcc.git
otimizando flask
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@ -11,10 +11,10 @@ def blur_image():
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image = request.get_data()
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if radius and image:
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return send_file(image_service.box_blur_image(image, radius),
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mimetype='image/jpeg',
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return send_file(io.BytesIO(image_service.box_blur_image(image, radius)),
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mimetype='image/png',
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as_attachment=True,
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download_name='blurred_image.jpeg')
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download_name='blurred_image.png')
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return "Bad request", 400
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@ -1,29 +1,33 @@
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from wand.image import Image
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from wand.image import Image, Color
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def box_blur_image_separable(image, radius_x, radius_y):
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blurred_image = image.clone()
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width, height = image.width, image.height
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kernel_x_size = 2 * radius_x + 1
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kernel_y_size = 2 * radius_y + 1
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kernel_area = kernel_x_size * kernel_y_size
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blurred_image = image.clone()
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for y in range(height):
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for x in range(width):
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blurred_image[x, y] = image[x, y]
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r_total, g_total, b_total = 0, 0, 0
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pixel_count = 0
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for offset_y in range(-radius_y, radius_y + 1):
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for offset_x in range(-radius_x, radius_x + 1):
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new_x = x + offset_x
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new_y = y + offset_y
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if 0 <= new_x < width and 0 <= new_y < height:
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r_total += image[new_x, new_y].red_int8
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g_total += image[new_x, new_y].green_int8
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b_total += image[new_x, new_y].blue_int8
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pixel_count += 1
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pixel = image[new_x, new_y]
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r_total += pixel.red_int8
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g_total += pixel.green_int8
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b_total += pixel.blue_int8
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blurred_image[x, y].red_int8 = int(r_total / pixel_count)
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blurred_image[x, y].green_int8 = int(g_total / pixel_count)
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blurred_image[x, y].blue_int8 = int(b_total / pixel_count)
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r_avg = int(r_total / kernel_area)
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g_avg = int(g_total / kernel_area)
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b_avg = int(b_total / kernel_area)
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blurred_image[x, y] = Color(f'rgb({r_avg},{g_avg},{b_avg})')
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return blurred_image
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