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fix array broadcasting #364

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fix array broadcasting #364

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a4594b6
fix broadcasting
erceguder Jun 7, 2024
a85d8ff
fix file extension check
erceguder Jun 8, 2024
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16 changes: 11 additions & 5 deletions scripts/sampling/simple_video_sample.py
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Original file line number Diff line number Diff line change
Expand Up @@ -107,7 +107,7 @@ def sample(
path = Path(input_path)
all_img_paths = []
if path.is_file():
if any([input_path.endswith(x) for x in ["jpg", "jpeg", "png"]]):
if any([input_path.lower().endswith(x) for x in ["jpg", "jpeg", "png"]]):
all_img_paths = [input_path]
else:
raise ValueError("Path is not valid image file.")
Expand Down Expand Up @@ -136,7 +136,7 @@ def sample(

# resize object in frame
image_arr = np.array(image)
in_w, in_h = image_arr.shape[:2]
in_h, in_w = image_arr.shape[:2]
ret, mask = cv2.threshold(
np.array(image.split()[-1]), 0, 255, cv2.THRESH_BINARY
)
Expand All @@ -145,13 +145,19 @@ def sample(
side_len = (
int(max_size / image_frame_ratio)
if image_frame_ratio is not None
else in_w
else max(in_w, in_h)
)
padded_image = np.zeros((side_len, side_len, 4), dtype=np.uint8)
center = side_len // 2

y_start = center - h // 2
y_start = 0 if y_start < 0 else y_start
x_start = center - w // 2
x_start = 0 if x_start < 0 else x_start

padded_image[
center - h // 2 : center - h // 2 + h,
center - w // 2 : center - w // 2 + w,
y_start : y_start + h,
x_start : x_start + w,
] = image_arr[y : y + h, x : x + w]
# resize frame to 576x576
rgba = Image.fromarray(padded_image).resize((576, 576), Image.LANCZOS)
Expand Down