Spring 启动 + 视频错误 "video playback aborted due to a network error"
Spring Boot + Video error "video playback aborted due to a network error"
所以我设计了一个应用程序,它有一个 reactjs 前端,从 spring 引导后端提供内容。我有一个提供视频的休息控制器。它在大约 10 分钟内运行良好,然后我在浏览器中得到 "video playback aborted due to a network error"。我在这里做错了什么吗?这应该在另一个线程或异步或其他什么上完成吗?我想这都是由 spring.
完成的
@RestController
@CrossOrigin
public class VideoDirectoryController {
@Autowired
private ConfigManager<LibraryConfig> librariesConf;
/**
*
* @param libraryName
* @param fileName
* @return
*/
@GetMapping(value = "/getVideo", produces = "video/mp4")
public byte[] getVideo(@RequestParam(value = "library") String libraryName,
@RequestParam(value = "fileName") String fileName) {
Library lib = librariesConf.getConfig().getLibraries().get(libraryName.toLowerCase());
Video video = lib.getVideoFiles().get(fileName);
lib.getRecentlyViewed().add(video);
librariesConf.getConfig().getLibraries().keySet().forEach((libr) -> System.out.println("LIBR: :" + libr));
try (FileInputStream out = new FileInputStream(lib.getFileDirectory(fileName))) {
return IOUtils.toByteArray(out);
} catch (IOException e) {
e.printStackTrace();
}
return null;
}
正如我所说,这可以正常工作大约 10 分钟。如果我使用 :3000(前端)和直接点击 URL 获取视频 (:8080/getVideo)
感谢任何帮助我以前从未在 Spring Boot 中使用过多媒体。
我建议使用 StreamingResponseBody
或直接写入 HttpServletRequest
的 OutputStream
。连同设置响应的内容类型和大小。
@GetMapping(value = "/getVideo", produces = "video/mp4")
public void getVideo(@RequestParam(value = "library") String libraryName,
@RequestParam(value = "fileName") String fileName, HttpServletResponse response) {
Library lib = librariesConf.getConfig().getLibraries().get(libraryName.toLowerCase());
Video video = lib.getVideoFiles().get(fileName);
lib.getRecentlyViewed().add(video);
librariesConf.getConfig().getLibraries().keySet().forEach((libr) -> System.out.println("LIBR: :" + libr));
try (FileInputStream out = new FileInputStream(lib.getFileDirectory(fileName))) {
return StreamUtils.copy(out, response.getOutputStream());
} catch (IOException e) {
e.printStackTrace();
}
}
或者同样使用 StreamingResponseBody
@GetMapping(value = "/getVideo", produces = "video/mp4")
public StreamingResponseBody getVideo(@RequestParam(value = "library") String libraryName,
@RequestParam(value = "fileName") String fileName) {
Library lib = librariesConf.getConfig().getLibraries().get(libraryName.toLowerCase());
Video video = lib.getVideoFiles().get(fileName);
lib.getRecentlyViewed().add(video);
librariesConf.getConfig().getLibraries().keySet().forEach((libr) -> System.out.println("LIBR: :" + libr));
return new StreamingResponseBody() {
public void write(OutputStream out2) throws IOException {
try (FileInputStream out = new FileInputStream(lib.getFileDirectory(fileName))) {
StreamUtils.copy(out, out2);
}
}
};
}
所以我设计了一个应用程序,它有一个 reactjs 前端,从 spring 引导后端提供内容。我有一个提供视频的休息控制器。它在大约 10 分钟内运行良好,然后我在浏览器中得到 "video playback aborted due to a network error"。我在这里做错了什么吗?这应该在另一个线程或异步或其他什么上完成吗?我想这都是由 spring.
完成的@RestController
@CrossOrigin
public class VideoDirectoryController {
@Autowired
private ConfigManager<LibraryConfig> librariesConf;
/**
*
* @param libraryName
* @param fileName
* @return
*/
@GetMapping(value = "/getVideo", produces = "video/mp4")
public byte[] getVideo(@RequestParam(value = "library") String libraryName,
@RequestParam(value = "fileName") String fileName) {
Library lib = librariesConf.getConfig().getLibraries().get(libraryName.toLowerCase());
Video video = lib.getVideoFiles().get(fileName);
lib.getRecentlyViewed().add(video);
librariesConf.getConfig().getLibraries().keySet().forEach((libr) -> System.out.println("LIBR: :" + libr));
try (FileInputStream out = new FileInputStream(lib.getFileDirectory(fileName))) {
return IOUtils.toByteArray(out);
} catch (IOException e) {
e.printStackTrace();
}
return null;
}
正如我所说,这可以正常工作大约 10 分钟。如果我使用 :3000(前端)和直接点击 URL 获取视频 (:8080/getVideo)
感谢任何帮助我以前从未在 Spring Boot 中使用过多媒体。
我建议使用 StreamingResponseBody
或直接写入 HttpServletRequest
的 OutputStream
。连同设置响应的内容类型和大小。
@GetMapping(value = "/getVideo", produces = "video/mp4")
public void getVideo(@RequestParam(value = "library") String libraryName,
@RequestParam(value = "fileName") String fileName, HttpServletResponse response) {
Library lib = librariesConf.getConfig().getLibraries().get(libraryName.toLowerCase());
Video video = lib.getVideoFiles().get(fileName);
lib.getRecentlyViewed().add(video);
librariesConf.getConfig().getLibraries().keySet().forEach((libr) -> System.out.println("LIBR: :" + libr));
try (FileInputStream out = new FileInputStream(lib.getFileDirectory(fileName))) {
return StreamUtils.copy(out, response.getOutputStream());
} catch (IOException e) {
e.printStackTrace();
}
}
或者同样使用 StreamingResponseBody
@GetMapping(value = "/getVideo", produces = "video/mp4")
public StreamingResponseBody getVideo(@RequestParam(value = "library") String libraryName,
@RequestParam(value = "fileName") String fileName) {
Library lib = librariesConf.getConfig().getLibraries().get(libraryName.toLowerCase());
Video video = lib.getVideoFiles().get(fileName);
lib.getRecentlyViewed().add(video);
librariesConf.getConfig().getLibraries().keySet().forEach((libr) -> System.out.println("LIBR: :" + libr));
return new StreamingResponseBody() {
public void write(OutputStream out2) throws IOException {
try (FileInputStream out = new FileInputStream(lib.getFileDirectory(fileName))) {
StreamUtils.copy(out, out2);
}
}
};
}