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create transformed img

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pbiskup 2021-11-29 18:02:09 +01:00
parent e3023e6679
commit df33340ecc
1 changed files with 5 additions and 3 deletions
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8
lab5/main.py
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@ -13,10 +13,11 @@ def click_event(event, x, y, flags, params):
def add_img_in_area():
# src_points = np.array([[0, 0], [bakery_w - 1, 0], [bakery_w - 1, bakery_h - 1], [0, bakery_h - 1]], dtype=float)
dst_points = np.array(vertexes, dtype=float)
src_points = np.array([[0, 0], [bakery_w, 0], [bakery_w, bakery_h], [0, bakery_h]], dtype=float)
mat_h = cv.findHomography(src_points, dst_points)[0]
image_transformed_h = cv.warpPerspective(bakery, mat_h, (img_w, img_h))
cv.imshow('image', image_transformed_h)
vertexes.clear()
@ -25,6 +26,7 @@ if __name__ == '__main__':
img = cv.imread('../img/billboards.jpg')
bakery = cv.imread('../img/bakery.jpg')
bakery_h, bakery_w = bakery.shape[0:2]
img_h, img_w = img.shape[0:2]
cv.imshow('image', img)
cv.setMouseCallback('image', click_event)
cv.waitKey(0)