fpdf.py 文件源码

def _parsejpg(self, filename):
        # Extract info from a JPEG file
        if Image is None:
            self.error('PIL not installed')
        try:
            f = open(filename, 'rb')
            im = Image.open(f)
        except Exception, e:
            self.error('Missing or incorrect image file: %s. error: %s' % (filename, str(e)))
        else:
            a = im.size
        # We shouldn't get into here, as Jpeg is RGB=8bpp right(?), but, just in case...
        bpc=8
        if im.mode == 'RGB':
            colspace='DeviceRGB'
        elif im.mode == 'CMYK':
            colspace='DeviceCMYK'
        else:
            colspace='DeviceGray'

        # Read whole file from the start
        f.seek(0)
        data = f.read()
        f.close()
        return {'w':a[0],'h':a[1],'cs':colspace,'bpc':bpc,'f':'DCTDecode','data':data}