pdf转高清图片

pdf需要引用的三个jar包分别是 org.apache.pdfbox.fontbox-2.0.1 org.apache.pdfbox.pdfbox-2.0.1 com.lowagie.itext-2.1.7 这些mvn库都有，可直接引用依赖 <dependency> <groupId>org.apache.pdfbox</groupId> <artifactId>fontbox</artifactId> <version>2.0.1</version> </dependency> <dependency> <groupId>org.apache.pdfbox</groupId> <artifactId>pdfbox</artifactId> <version>2.0.1</version> </dependency> <dependency> <groupId>com.lowagie</groupId> <artifactId>itext</artifactId> <version>2.1.7</version> </dependency>