dvr4j 各个主要DVR厂商SDK的二进制文件 使用说明 leiningen: [com.github.ruiyun.dvr4j/dvr4j-contrib "1.0"] maven: <dependency> <groupId>com.github.ruiyun.dvr4j</groupId> <artifactId>dvr4j-contrib</artifactId> <version>1.0</version> </dependency>