参考资料：

１.linux下:　https://github.com/fendaq/Caffe-OCR

2.windows下:　https://github.com/senlinuc/caffe_ocr

3.LSTM C++ : https://github.com/dlunion/CaffeLSTM-OCR

4. warp CTC :   https://github.com/kasyoukin/caffe_ocr_for_linux