sogouOCR，搜狗OCR调用，屏幕截图识别文字。图片转文字，识别率非常高，98%以上。绝对值得直接使用。(SogouOCR, Sogou OCR calls, screenshots to identify text. Picture to text, the recognition rate is very high, more than 98%. Absolutely worth using directly.)

可以把pdf文件还有图片文件里的文字转化为Word文字(You can convert the PDF file and the text in the picture file to the Word text)