title: java截取视频封面
date: 2020-10-12 14:20:47
tags: java , javacv
java截取视频封面
1 引入marven 依赖 网上大多引入的是全部 比较大 500M往上 需要精简。我们只需要根据对应的服务器系统引入对应的jar包
<dependency>
<groupId>org.bytedeco</groupId>
<artifactId>javacv</artifactId>
<version>1.5.2</version>
</dependency>
<dependency>
<groupId>org.bytedeco</groupId>
<artifactId>javacpp</artifactId>
<version>1.5.2</version>
</dependency>
<dependency>
<groupId>org.bytedeco</groupId>
<artifactId>opencv</artifactId>
<version>4.1.2-1.5.2</version>
<classifier>windows-x86_64</classifier>
</dependency>
<dependency>
<groupId>org.bytedeco</groupId>
<artifactId>openblas</artifactId>
<version>0.3.7-1.5.2</version>
<classifier>windows-x86_64</classifier>
</dependency>
<dependency>
<groupId>org.bytedeco</groupId>
<artifactId>ffmpeg</artifactId>
<version>4.2.1-1.5.2</version>
<classifier>windows-x86_64</classifier>
</dependency>
<dependency>
<groupId>org.bytedeco</groupId>
<artifactId>opencv</artifactId>
<version>4.1.2-1.5.2</version>
<classifier>linux-x86_64</classifier>
</dependency>
<dependency>
<groupId>org.bytedeco</groupId>
<artifactId>openblas</artifactId>
<version>0.3.7-1.5.2</version>
<classifier>linux-x86_64</classifier>
</dependency>
<dependency>
<groupId>org.bytedeco</groupId>
<artifactId>ffmpeg</artifactId>
<version>4.2.1-1.5.2</version>
<classifier>linux-x86_64</classifier>
</dependency>
2 平台对应的jar包关系
<javacpp.platform.android-arm>android-arm</javacpp.platform.android-arm>
<javacpp.platform.android-arm64>android-arm64</javacpp.platform.android-arm64>
<javacpp.platform.android-x86>android-x86</javacpp.platform.android-x86>
<javacpp.platform.android-x86_64>android-x86_64</javacpp.platform.android-x86_64>
<javacpp.platform.ios-arm>ios-arm</javacpp.platform.ios-arm>
<javacpp.platform.ios-arm64>ios-arm64</javacpp.platform.ios-arm64>
<javacpp.platform.ios-x86>ios-x86</javacpp.platform.ios-x86>
<javacpp.platform.ios-x86_64>ios-x86_64</javacpp.platform.ios-x86_64>
<javacpp.platform.linux-armhf>linux-armhf</javacpp.platform.linux-armhf>
<javacpp.platform.linux-arm64>linux-arm64</javacpp.platform.linux-arm64>
<javacpp.platform.linux-ppc64le>linux-ppc64le</javacpp.platform.linux-ppc64le>
<javacpp.platform.linux-x86>linux-x86</javacpp.platform.linux-x86>
<javacpp.platform.linux-x86_64>linux-x86_64</javacpp.platform.linux-x86_64>
<javacpp.platform.macosx-x86_64>macosx-x86_64</javacpp.platform.macosx-x86_64>
<javacpp.platform.windows-x86>windows-x86</javacpp.platform.windows-x86>
<javacpp.platform.windows-x86_64>windows-x86_64</javacpp.platform.windows-x86_64>
Linux查看内核判断命令 : arch
java工具类代码 网上很多 这里不记录了。