def __init__(self, img_name, fp, geometry_string, options_string):
""" Returns fullpath for thumbnail with geometry and
options given. First it will try to find the thumbnail
in filesystem, secondly it will create it.
"""
self.options = self.configure_options(options_string)
self.image_name = img_name
self.image_type = fp.content_type
thumbnail_name = self.get_name(geometry_string)
image = Image.open(fp)
self.thumbnail = FileModel.find_one(name=thumbnail_name)
if self.thumbnail is None:
self.thumbnail = self.create(image, geometry_string, thumbnail_name)
def __init__(self, img_name, fp, geometry_string, options_string):
""" Returns fullpath for thumbnail with geometry and
options given. First it will try to find the thumbnail
in filesystem, secondly it will create it.
"""
self.options = self.configure_options(options_string)
self.image_name = img_name
self.image_type = fp.content_type
thumbnail_name = self.get_name(geometry_string)
image = Image.open(fp)
self.thumbnail = FileModel.find_one(name=thumbnail_name)
if self.thumbnail is None:
self.thumbnail = self.create(image, geometry_string,
thumbnail_name)
def save(self, thumbnail, thumbnail_name):
""" Saves the thumbnail with format and quality options.
Returns thumbnail fullpath
"""
params = {
'format': self.options['FORMAT'],
'quality': self.options['QUALITY'],
'optimize': 1
}
params['progressive'] = (params['format'] == 'JPEG')
io = StringIO()
try:
thumbnail.save(io, **params)
except IOError:
params.pop('optimize')
thumbnail.save(io, **params)
io.seek(0)
return FileModel.create(io, self.image_type, name=thumbnail_name)
def save(self, thumbnail, thumbnail_name):
""" Saves the thumbnail with format and quality options.
Returns thumbnail fullpath
"""
params = {
'format': self.options['FORMAT'],
'quality': self.options['QUALITY'],
'optimize': 1
}
params['progressive'] = (params['format'] == 'JPEG')
io = StringIO()
try:
thumbnail.save(io, **params)
except IOError:
params.pop('optimize')
thumbnail.save(io, **params)
io.seek(0)
return FileModel.create(io, self.image_type, name=thumbnail_name)
def thumbnail(img_id, geometry):
image = FileModel.get(img_id) or abort(http.NOT_FOUND)
thumbnail = Thumbnail(img_id, image, geometry, '').thumbnail
return x_accel_gridfs(thumbnail.image)
