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skip photos without a face #4

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skip photos without a face #4

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19 changes: 15 additions & 4 deletions face-movie/align.py
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Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,10 @@

cache = dict()

class NoFaceException(Exception):
pass


def prompt_user_to_choose_face(im, rects):
im = im.copy()
h, w = im.shape[:2]
Expand All @@ -51,7 +55,8 @@ def get_landmarks(im):
rects = DETECTOR(im, 1)
if len(rects) == 0 and len(DETECTOR(im, 0)) > 0:
rects = DETECTOR(im, 0)
assert len(rects) > 0, "No faces found!"
if len(rects) == 0:
raise NoFaceException("No faces found!")
target_rect = rects[0]
if len(rects) > 1:
target_rect = prompt_user_to_choose_face(im, rects)
Expand Down Expand Up @@ -137,7 +142,12 @@ def warp_im(im, M, dshape, prev):

def align_images(impath1, impath2, border, prev=None):
im1, landmarks1 = read_im_and_landmarks(impath1)
im2, landmarks2 = read_im_and_landmarks(impath2)
filename = os.path.basename(impath2).split('.')[0]
try:
im2, landmarks2 = read_im_and_landmarks(impath2)
except NoFaceException:
print("No face in {}, Skipped".format(filename))
return

T = transformation_from_points(landmarks1[ALIGN_POINTS],
landmarks2[ALIGN_POINTS])
Expand All @@ -150,7 +160,6 @@ def align_images(impath1, impath2, border, prev=None):

warped_im2 = warp_im(im2, M, im1.shape, prev)

filename = os.path.basename(impath2).split('.')[0]
cv2.imwrite("{}/{}.jpg".format(OUTPUT_DIR, filename), warped_im2)
print("Aligned {}".format(filename))
return warped_im2
Expand Down Expand Up @@ -182,7 +191,9 @@ def align_images(impath1, impath2, border, prev=None):
im_files = sorted(im_files, key=lambda x: x.split('/'))
for im in im_files:
if overlay:
prev = align_images(target, im_dir + '/' + im, border, prev)
new_image = align_images(target, im_dir + '/' + im, border, prev)
if new_image is not None:
prev = new_image
else:
align_images(target, im_dir + '/' + im, border)