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model.py
57 lines (41 loc) · 1.68 KB
/
model.py
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import sys
import json
import Image
import numpy as np
import path
class Model(object):
def __init__(self, model_dir):
self.model_dir = path.path(model_dir)
self.metadata_path = path.path('metadata.json')
self.thumb_render_path = path.path('thumb.render.png')
self.thumb_render_left_path = path.path('thumb.render.left.png')
self.thumb_3dwarehouse_path = path.path('thumb.3dwarehouse.png')
if not self.model_dir.isdir():
raise ValueError('%s is not a directory'%model_dir)
self.mid = self.model_dir.basename()
with open(self.model_dir/self.metadata_path) as f:
self.metadata = json.load(f)
def load_thumb_render(self):
self._thumb_render = Image.open(self.model_dir/self.thumb_render_path)
def load_thumb_render_left(self):
self._thumb_render_left = Image.open(self.model_dir/self.thumb_render_left_path)
def load_thumb_3dwarehouse(self):
self._thumb_3dwarehouse = Image.open(self.model_dir/self.thumb_3dwarehouse_path)
def save_metadata(self):
with open(self.model_dir/self.metadata_path, 'w') as f:
json.dump(self.metadata, f)
@property
def thumb_render(self):
if not hasattr(self, '_thumb_render'):
self.load_thumb_render()
return self._thumb_render
@property
def thumb_render_left(self):
if not hasattr(self, '_thumb_render_left'):
self.load_thumb_render_left()
return self._thumb_render_left
@property
def thumb_3dwarehouse(self):
if not hasattr(self, '_thumb_3dwarehouse'):
self.load_thumb_3dwarehouse()
return self._thumb_3dwarehouse