feat: 采用本地环境 ffmpeg + wrap 方式处理音视频，减少依赖包大小

app/build.gradle

@@ -54,10 +54,6 @@ dependencies {
 	implementation "io.minio:minio:${minioVersion}"
 	implementation "com.squareup.okhttp3:okhttp:${okhttpVersion}"
 	// Optional: 扩展实现在文件上传时对文件进行预处理，依赖 Minio 模块
-	// https://mvnrepository.com/artifact/org.bytedeco/javacv
-	implementation 'org.bytedeco:javacv:1.5.7'
-	// https://mvnrepository.com/artifact/org.bytedeco/ffmpeg-platform
-	implementation 'org.bytedeco:ffmpeg-platform:5.0-1.5.7'
 	// https://mvnrepository.com/artifact/org.apache.pdfbox/pdfbox
 	implementation "org.apache.pdfbox:pdfbox:${pdfboxVersion}"
 	// https://mvnrepository.com/artifact/net.bramp.ffmpeg/ffmpeg

basic-common/minio/src/main/java/com/yiring/common/core/Minio.java

@@ -12,6 +12,7 @@ import java.nio.file.Path;
 import java.time.LocalDateTime;
 import java.time.format.DateTimeFormatter;
 import java.util.Objects;
+import lombok.Cleanup;
 import lombok.NonNull;
 import org.springframework.stereotype.Component;
 import org.springframework.web.multipart.MultipartFile;
@@ -106,7 +107,9 @@ public record Minio(MinioConfig config, MinioClient client) {
         }
 
         Path path = file.toPath();
-        return putObject(Files.newInputStream(path), Files.probeContentType(path), object);
+        @Cleanup
+        InputStream inputStream = Files.newInputStream(path);
+        return putObject(inputStream, Files.probeContentType(path), object);
     }
 
     /**

basic-common/minio/src/main/java/com/yiring/common/service/UploadProcessService.java

 /* (C) 2022 YiRing, Inc. */
 package com.yiring.common.service;
 
-import java.io.InputStream;
+import java.nio.file.Path;
 
 /**
  * 文件上传媒体文件预处理服务
@@ -19,10 +19,10 @@ public interface UploadProcessService {
      * 视频封面：haha.mp4 -> haha.mp4.jpg 截取视频封面
      *
      * @param object 上传文件存储地址
-     * @param is     文件流
+     * @param path   文件地址
      * @return 预处理后的文件地址（可能对文件名追加了时长、页数、分辨率等标识）
      */
-    default String handle(String object, InputStream is) {
+    default String handle(String object, Path path) {
         return object;
     }
 }

basic-common/minio/src/main/java/com/yiring/common/service/impl/FileManageServiceImpl.java

 /* (C) 2023 YiRing, Inc. */
 package com.yiring.common.service.impl;
 
+import cn.hutool.core.io.FileUtil;
 import cn.hutool.core.util.IdUtil;
 import cn.hutool.core.util.StrUtil;
 import com.yiring.common.core.Minio;
 import com.yiring.common.service.FileManageService;
 import com.yiring.common.service.UploadProcessService;
+import com.yiring.common.util.Commons;
+import java.nio.file.Path;
+import java.nio.file.Paths;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
@@ -39,11 +43,20 @@ public class FileManageServiceImpl implements FileManageService {
         String uuid = IdUtil.fastSimpleUUID();
         String object = minio.buildUploadPath(filename, "", uuid);
 
+        // 将上传的文件转存一份到本地临时目录
+        Path tempFile = Paths.get(FileUtil.getTmpDirPath(), Commons.uuid(), filename);
+        FileUtil.mkParentDirs(tempFile);
+        file.transferTo(tempFile);
         // 预处理（默认不做任何处理，具体逻辑需自行在外部实现）
-        object = service.handle(object, file.getInputStream());
-
-        // 上传原文件
-        minio.putObject(file.getInputStream(), file.getContentType(), object);
+        object = service.handle(object, tempFile);
+        // 删除为本次上传进行本地处理所创建的整个临时文件夹目录
+        FileUtil.del(tempFile.getParent());
+
+        // 上传原文件(如果是转换成了 m3u8 hls 文件则不保存原文件)
+        String suffix = ".m3u8";
+        if (filename.endsWith(suffix) || !object.endsWith(suffix)) {
+            minio.putObject(file.getInputStream(), file.getContentType(), object);
+        }
 
         return minio.getDefaultURI(object);
     }