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放大框的缩放比例超出图像大小会挤在一起v2 #106

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Aug 22, 2024
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放大框的缩放比例超出图像大小会挤在一起v2 #106

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75 changes: 46 additions & 29 deletions src/mulimgviewer/src/utils_img.py
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Original file line number Diff line number Diff line change
Expand Up @@ -130,7 +130,8 @@ def draw_rectangle(self, img, xy_grids, bounding_boxes, color_list, line_width=2
img = Image.fromarray(img_array.astype('uint8')).convert('RGBA')
return img

def cal_magnifier_size(self, magnifier_scale, crop_size, img_mode, gap, img_size, magnifer_row_col, show_original, box_position=0, row_col_img_unit=[1, 1], img_unit_gap=[1, 1]):
def cal_magnifier_size(self, magnifier_scale, crop_size, img_mode, gap, img_size, magnifer_row_col, show_original,
box_position=0, row_col_img_unit=[1, 1], img_unit_gap=[1, 1]):
delta_x = 0
delta_y = 0
width, height = crop_size
Expand All @@ -144,43 +145,59 @@ def cal_magnifier_size(self, magnifier_scale, crop_size, img_mode, gap, img_size
if magnifier_scale[1] == -1:
magnifier_scale[1] = magnifier_scale[0]
# custom magnifier scale
to_height = int(height*magnifier_scale[1])
to_width = int(width*magnifier_scale[0])
to_height = int(height * magnifier_scale[1])
to_width = int(width * magnifier_scale[0])

width_all = to_width * \
magnifer_row_col[1] + (magnifer_row_col[1]-1)*gap[0]
magnifer_row_col[1] + (magnifer_row_col[1] - 1) * gap[0]
height_all = to_height * \
magnifer_row_col[0] + (magnifer_row_col[0]-1)*gap[1]
magnifer_row_col[0] + (magnifer_row_col[0] - 1) * gap[1]

if img_width/width_all > img_height/height_all:
if img_width / width_all > img_height / height_all:
if to_height > img_height:
to_width = int(
img_height/to_height*to_width)
img_height / height_all * to_width)
to_height = int(
(img_height-gap[1]*(magnifer_row_col[0]-1))/magnifer_row_col[0])
(img_height - gap[1] * (magnifer_row_col[0] - 1)) / magnifer_row_col[0])

else:
if width_all >= img_width:
to_height = int(
img_width/width_all*to_height)
img_width / width_all * to_height)
to_width = int(
(img_width-gap[0]*(magnifer_row_col[1]-1))/magnifer_row_col[1])
(img_width - gap[0] * (magnifer_row_col[1] - 1)) / magnifer_row_col[1])

if (to_height > img_height):
to_width = int(int(img_width) / int(to_height) * int(img_height))
to_height = img_height
if (to_width > img_width):
to_height = int(int(img_height) / int(to_width) * int(img_width))
to_width = img_width
else:
# auto magnifier scale
width_all = width * \
magnifer_row_col[1]+gap[0]*(magnifer_row_col[1]-1)
magnifer_row_col[1] + gap[0] * (magnifer_row_col[1] - 1)
height_all = height * \
magnifer_row_col[0]+gap[1]*(magnifer_row_col[0]-1)
if img_width/width_all > img_height/height_all:
to_height = int(
(img_height-gap[1]*(magnifer_row_col[0]-1))/magnifer_row_col[0])
to_width = int(to_height/height*width)
magnifer_row_col[0] + gap[1] * (magnifer_row_col[0] - 1)
if img_width / width_all > img_height / height_all:
to_height = int( # img_height)
(img_height - gap[1] * (magnifer_row_col[0] - 1)) / magnifer_row_col[0])
to_width = int(to_height / height * width)
else:
to_width = int(
(img_width-gap[0]*(magnifer_row_col[1]-1))/magnifer_row_col[1])
to_height = int(to_width/width*height)

width_all = to_width*magnifer_row_col[1]+gap[0]*(magnifer_row_col[1]-1)
to_width = int( # img_width)
(img_width - gap[0] * (magnifer_row_col[1] - 1)) / magnifer_row_col[1])
to_height = int(to_width / width * height)

if (int(to_height) > int(img_height)):
to_width = int(int(img_width) / int(to_height) * int(img_height))
to_height = img_height
if (int(to_width) > int(img_width)):
to_height = int(int(img_height) / int(to_width) * int(img_width))
to_width = img_width

width_all = to_width * magnifer_row_col[1] + gap[0] * (magnifer_row_col[1] - 1)
height_all = to_height * \
magnifer_row_col[0]+gap[1]*(magnifer_row_col[0]-1)
magnifer_row_col[0] + gap[1] * (magnifer_row_col[0] - 1)

magnifier_img_all_size = [width_all, height_all]

Expand All @@ -193,24 +210,24 @@ def cal_magnifier_size(self, magnifier_scale, crop_size, img_mode, gap, img_size
delta_x = 0
delta_y = -height_all
elif box_position == 2: # right bottom
delta_x = img_width-width_all
delta_x = img_width - width_all
delta_y = -height_all
elif box_position == 3: # left top
delta_x = 0
delta_y = -img_height
elif box_position == 4: # right top
delta_x = img_width-width_all
delta_x = img_width - width_all
delta_y = -img_height
elif row_col_img_unit[0] == 1:
# adjust box position
if box_position == 0: # middle bottom
delta_y = int((img_height-height_all)/2)
delta_y = int((img_height - height_all) / 2)
delta_x = img_unit_gap[0]
elif box_position == 2: # right bottom
delta_y = img_height-height_all
delta_y = img_height - height_all
delta_x = -to_width
elif box_position == 1: # left bottom
delta_y = img_height-height_all
delta_y = img_height - height_all
delta_x = 0
elif box_position == 4: # right top
delta_y = 0
Expand All @@ -224,10 +241,10 @@ def cal_magnifier_size(self, magnifier_scale, crop_size, img_mode, gap, img_size
delta_y = 0
delta_x = 0
elif box_position == 2: # right bottom
delta_y = img_height-height_all
delta_y = img_height - height_all
delta_x = -to_width
elif box_position == 1: # left bottom
delta_y = img_height-height_all
delta_y = img_height - height_all
delta_x = -img_width
elif box_position == 4: # right top
delta_y = 0
Expand Down