77 lines
2.1 KiB
Python
77 lines
2.1 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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class PictureDimensions:
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def __init__(self, config, capture_size):
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self._num_pictures = (config.getInt('Picture', 'num_x'),
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config.getInt('Picture', 'num_y'))
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self._capture_size = capture_size
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self._output_size = (config.getInt('Picture', 'size_x'),
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config.getInt('Picture', 'size_y'))
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self._min_distance = (config.getInt('Picture', 'min_dist_x'),
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config.getInt('Picture', 'min_dist_y'))
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self.computeThumbnailDimensions()
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def computeThumbnailDimensions(self):
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resize_factor = min((((self.outputSize[i] - (self.numPictures[i] + 1) *
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self.minDistance[i]) /
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(self.numPictures[i] * self.captureSize[i]))
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for i in range(2)))
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self._thumb_size = tuple(int(self.captureSize[i] * resize_factor)
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for i in range(2))
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thumb_dist = tuple((self.outputSize[i] - self.numPictures[i] *
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self.thumbnailSize[i]) // (self.numPictures[i] + 1)
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for i in range(2))
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self._thumb_offsets = []
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for i in range(self.totalNumPictures):
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pos = (i % self.numPictures[0], i // self.numPictures[0])
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self._thumb_offsets.append(tuple((pos[j] + 1) * thumb_dist[j] +
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pos[j] * self.thumbnailSize[j]
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for j in range(2)))
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@property
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def numPictures(self):
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return self._num_pictures
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@property
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def totalNumPictures(self):
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return self._num_pictures[0] * self._num_pictures[1]
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@property
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def captureSize(self):
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return self._capture_size
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@property
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def outputSize(self):
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return self._output_size
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@property
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def minDistance(self):
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return self._min_distance
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@property
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def thumbnailSize(self):
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return self._thumb_size
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@property
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def thumbnailOffset(self):
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return self._thumb_offsets
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