camera.py 文件源码

def __init__(self, path_mask='~/d2/data/**/*.jpg'):
        self.image_filenames = glob.glob(os.path.expanduser(path_mask), recursive=True)

        def get_image_index(fnm):
            sl = os.path.basename(fnm).split('_')
            return int(sl[0])

        '''
        I feel like sorting by modified time is almost always
        what you want. but if you tared and moved your data around,
        sometimes it doesn't preserve a nice modified time.
        so, sorting by image index works better, but only with one path.
        '''
        self.image_filenames.sort(key=get_image_index)
        #self.image_filenames.sort(key=os.path.getmtime)
        self.num_images = len(self.image_filenames)
        print('%d images loaded.' % self.num_images)
        print( self.image_filenames[:10])
        self.i_frame = 0
        self.frame = None
        self.update()