| | |
| | | import com.ard.common.core.domain.entity.SysUser; |
| | | import com.ard.common.core.redis.RedisCache; |
| | | import com.ard.common.utils.DateUtils; |
| | | import com.ard.common.utils.file.MimeTypeUtils; |
| | | import com.ard.common.utils.uuid.IdUtils; |
| | | import com.ard.oss.service.impl.OssServiceContext; |
| | | import com.ard.work.component.forest.TyClient; |
| | | import com.ard.work.domain.dto.BoxHistoryDTO; |
| | | import com.ard.work.domain.dto.BoxPhotosDTO; |
| | | import com.ard.work.domain.entity.ArdFlightTask; |
| | | import com.ard.work.domain.entity.ArdMedia; |
| | | import com.ard.work.domain.receiver.BoxHistoryReceiver; |
| | | import com.ard.work.domain.receiver.BoxPhotosReceiver; |
| | | import com.ard.work.domain.receiver.TyHttpCommonReceiver; |
| | | import com.ard.work.mapper.ArdFlightTaskMapper; |
| | | import com.ard.work.mapper.ArdMediaMapper; |
| | | import com.ard.work.service.IArdFlightTaskService; |
| | | import com.ard.work.service.IArdMediaService; |
| | | import com.ard.work.service.IArdServerInfoService; |
| | | import com.ard.work.service.control.UavControlService; |
| | | import com.ard.work.util.osSelect; |
| | | import lombok.extern.slf4j.Slf4j; |
| | | import org.springframework.beans.factory.annotation.Autowired; |
| | | import org.springframework.scheduling.annotation.Scheduled; |
| | | import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor; |
| | | import org.springframework.stereotype.Service; |
| | | |
| | | import javax.annotation.Resource; |
| | | import javax.net.ssl.HttpsURLConnection; |
| | | import javax.net.ssl.SSLContext; |
| | | import javax.net.ssl.TrustManager; |
| | | import javax.net.ssl.X509TrustManager; |
| | | import java.io.ByteArrayInputStream; |
| | | import java.io.ByteArrayOutputStream; |
| | | import java.io.IOException; |
| | | import java.io.InputStream; |
| | | import java.net.HttpURLConnection; |
| | | import java.net.URL; |
| | | import java.net.URLConnection; |
| | | import java.security.cert.X509Certificate; |
| | | import java.util.ArrayList; |
| | | import java.util.Date; |
| | | import java.util.List; |
| | | import java.util.concurrent.CompletableFuture; |
| | | import java.util.stream.Collectors; |
| | | |
| | | @Slf4j |
| | | @Service |
| | |
| | | @Resource |
| | | private ArdFlightTaskMapper ardFlightTaskMapper; |
| | | @Resource |
| | | private ArdMediaMapper ardMediaMapper; |
| | | @Resource |
| | | private IArdServerInfoService ardServerInfoService; |
| | | @Resource |
| | | private TyClient tyClient; |
| | | @Resource |
| | | private OssServiceContext ossServiceContext; |
| | | @Resource |
| | | private ThreadPoolTaskExecutor threadPoolTaskExecutor; // 使用线程池执行异步任务 |
| | | @Resource |
| | | private UavControlService uavControlService; |
| | | @Autowired |
| | | @Resource |
| | | private IArdMediaService ardMediaService; |
| | | @Resource |
| | | private RedisCache redisCache; |
| | | @Resource |
| | | private TyClient tyClient; |
| | | |
| | | /** |
| | | * 查询飞行架次列表 |
| | | * |
| | |
| | | /** |
| | | * 同步所有服务的飞行历史 |
| | | */ |
| | | @Scheduled(fixedDelay = 10000) |
| | | @Scheduled(fixedDelay = 5000) |
| | | public void syncAllFlightHistory() { |
| | | List<String> serverIds = ardServerInfoService.getServerIdsList(); |
| | | for (String serverId : serverIds) { |
| | |
| | | return maxStartTime != null ? maxStartTime : new Date(0); // 如果没有数据,返回 Unix 纪元时间作为起点 |
| | | } |
| | | |
| | | // 调用接口获取飞行历史数据 |
| | | private List<BoxHistoryReceiver> getBoxHistory(String serverId, BoxHistoryDTO boxHistoryDTO) { |
| | | TyHttpCommonReceiver<List<BoxHistoryReceiver>> boxHistory = tyClient.getBoxHistory(serverId, boxHistoryDTO); |
| | | return boxHistory.getContent(); |
| | | } |
| | | |
| | | // 根据上次同步时间同步飞行历史 |
| | | public void syncFlightHistory(String serverId, Date startTime) { |
| | | // 创建查询条件 BoxHistoryDTO,并设置 startTime 作为过滤条件 |
| | | BoxHistoryDTO boxHistoryDTO = BoxHistoryDTO.builder() |
| | | .pageIndex(1) |
| | | .pageSize(20) |
| | | .startTime(DateUtils.parseDateToStr(DateUtils.YYYY_MM_DD, startTime)) |
| | | .build(); |
| | | |
| | |
| | | ArdFlightTask ardFlightTask = ardFlightTaskMapper.getArdFlightTaskById(boxHistoryReceiver.getTaskId()); |
| | | if (ardFlightTask == null) { |
| | | // 如果不存在,则插入新记录 |
| | | log.debug("insert task {}", boxHistoryReceiver.getTaskId()); |
| | | log.info("insert task {}", boxHistoryReceiver.getTaskId()); |
| | | Date endTime = null; |
| | | if (boxHistoryReceiver.getEndTime() != null) { |
| | | endTime = DateUtils.dateTime(DateUtils.YYYY_MM_DD_HH_MM_SS, boxHistoryReceiver.getEndTime()); |
| | | } |
| | | // 创建FlightTask实体对象并填充数据 |
| | | ArdFlightTask flightTask = ArdFlightTask.builder() |
| | | .taskId(boxHistoryReceiver.getTaskId()) |
| | |
| | | .videoPath(boxHistoryReceiver.getVideoPath()) |
| | | .serverId(serverId) |
| | | .startTime(DateUtils.dateTime(DateUtils.YYYY_MM_DD_HH_MM_SS, boxHistoryReceiver.getStartTime())) |
| | | .endTime(DateUtils.dateTime(DateUtils.YYYY_MM_DD_HH_MM_SS, boxHistoryReceiver.getEndTime())) |
| | | .endTime(endTime) |
| | | .flightMileage(boxHistoryReceiver.getFlightMileage()) |
| | | .flightDuration(boxHistoryReceiver.getFlightDuration()) |
| | | .aveSpeed(boxHistoryReceiver.getAveSpeed()) |
| | |
| | | // 插入新记录 |
| | | int rows = ardFlightTaskMapper.insertArdFlightTask(flightTask); |
| | | if (rows > 0) { |
| | | // 删除旧的媒体记录,防止重复插入 |
| | | ardMediaMapper.deleteArdMediaByTaskId(flightTask.getTaskId()); |
| | | |
| | | // 插入视频 |
| | | insertVideoToDatabase(flightTask, boxHistoryReceiver.getVideoPathList()); |
| | | |
| | | ardMediaService.insertVideoToDatabase(flightTask, serverId, boxHistoryReceiver.getBoxSn()); |
| | | // 插入图片 |
| | | insertPhotoToDatabase(flightTask, serverId, boxHistoryReceiver.getBoxSn()); |
| | | ardMediaService.insertPhotoToDatabase(flightTask, serverId, boxHistoryReceiver.getBoxSn()); |
| | | } |
| | | } else { |
| | | // 如果存在,则更新记录 |
| | | log.debug("Updating task {}", boxHistoryReceiver.getTaskId()); |
| | | log.debug("sync task {}", boxHistoryReceiver.getTaskId()); |
| | | updateFlightTask(ardFlightTask, boxHistoryReceiver); |
| | | // 增量更新 |
| | | updateVideoToDatabase(ardFlightTask, boxHistoryReceiver.getVideoPathList()); |
| | | // 增量更新图片 |
| | | updatePhotoToDatabase(ardFlightTask, serverId, boxHistoryReceiver.getBoxSn()); |
| | | // 同步任务图片 |
| | | ardMediaService.syncPicToDatabase(ardFlightTask, serverId, boxHistoryReceiver.getBoxSn()); |
| | | // 同步任务视频 |
| | | ardMediaService.syncVideoToDatabase(ardFlightTask, serverId, boxHistoryReceiver.getBoxSn()); |
| | | } |
| | | } |
| | | |
| | | } |
| | | } |
| | | private void updateFlightTask(ArdFlightTask local, BoxHistoryReceiver remote) { |
| | | |
| | | boolean needUpdate = false; |
| | | |
| | | // endTime 更新(重要!!!) |
| | | if (remote.getEndTime() != null) { |
| | | Date newEnd = DateUtils.dateTime(DateUtils.YYYY_MM_DD_HH_MM_SS, remote.getEndTime()); |
| | | if (newEnd != null && (local.getEndTime() == null || !local.getEndTime().equals(newEnd))) { |
| | | if (local.getEndTime() == null || !local.getEndTime().equals(newEnd)) { |
| | | local.setEndTime(newEnd); |
| | | local.setAveSpeed(remote.getAveSpeed()); |
| | | local.setMaxSpeed(remote.getMaxSpeed()); |
| | | local.setFlightDuration(remote.getFlightDuration()); |
| | | local.setFlightMileage(remote.getFlightMileage()); |
| | | needUpdate = true; |
| | | } |
| | | } |
| | | |
| | | // photoCount 更新 |
| | |
| | | |
| | | if (needUpdate) { |
| | | ardFlightTaskMapper.updateArdFlightTask(local); |
| | | } |
| | | } |
| | | |
| | | |
| | | // 调用接口获取飞行历史数据 |
| | | private List<BoxHistoryReceiver> getBoxHistory(String serverId, BoxHistoryDTO boxHistoryDTO) { |
| | | TyHttpCommonReceiver<List<BoxHistoryReceiver>> boxHistory = tyClient.getBoxHistory(serverId, boxHistoryDTO); |
| | | return boxHistory.getContent(); |
| | | } |
| | | |
| | | //调用接口获取架次图片 |
| | | private List<BoxPhotosReceiver> getBoxPhotos(String serverId, BoxPhotosDTO boxPhotosDTO) { |
| | | TyHttpCommonReceiver<List<BoxPhotosReceiver>> boxPhotos = tyClient.getBoxPhotos(serverId, boxPhotosDTO); |
| | | return boxPhotos.getContent(); |
| | | } |
| | | |
| | | |
| | | // 插入视频记录 |
| | | private void insertVideoToDatabase(ArdFlightTask flightTask, List<String> videoPathList) { |
| | | if (videoPathList == null || videoPathList.isEmpty()) { |
| | | return; |
| | | } |
| | | String boxSn = flightTask.getBoxSn(); |
| | | for (String videoPath : videoPathList) { |
| | | //videoPath = "https://192.168.1.3:9001/record/DBM250974065008/8212fd8e89814d66b6c32f48d05f5101.mp4"; |
| | | ArdMedia media = ArdMedia.builder() |
| | | .id(IdUtils.simpleUUID()) |
| | | .taskId(flightTask.getTaskId()) |
| | | .mediaType(1) |
| | | .sourceUrl(videoPath) |
| | | .fileSize(getFileSizeByUrl(videoPath)) |
| | | .build(); |
| | | |
| | | // ---- 1. 视频上传(失败不抛异常,返回 null) ---- |
| | | |
| | | CompletableFuture<String> videoFuture = CompletableFuture.supplyAsync(() -> { |
| | | try (InputStream inputStream = openUrlInputStream(videoPath, 5000, 10000)) { |
| | | if (inputStream != null) { |
| | | return ossServiceContext.upload( |
| | | "record", |
| | | boxSn + "/" + media.getId() + ".mp4", |
| | | inputStream, |
| | | MimeTypeUtils.VIDEO_MP4 |
| | | ); |
| | | } |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | } |
| | | return null; |
| | | }, threadPoolTaskExecutor); |
| | | // ---- 2. 缩略图上传(失败不抛异常,返回 null) ---- |
| | | |
| | | CompletableFuture<String> thumbFuture = CompletableFuture.supplyAsync(() -> { |
| | | try { |
| | | try (ByteArrayInputStream thumbStream = generateThumbnail(videoPath, 1, 200)) { |
| | | if (thumbStream != null) { |
| | | return ossServiceContext.upload( |
| | | "record", |
| | | boxSn + "/" + media.getId() + ".jpg", |
| | | thumbStream, |
| | | MimeTypeUtils.IMAGE_JPEG |
| | | ); |
| | | } |
| | | } |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | } |
| | | return null; |
| | | }, threadPoolTaskExecutor); |
| | | |
| | | // 两个完成后写数据库(任意失败不阻断流程) |
| | | videoFuture.thenCombine(thumbFuture, (vUrl, tUrl) -> { |
| | | media.setMediaUrl(vUrl); |
| | | media.setThumbnailUrl(tUrl); |
| | | media.setCreateTime(new Date()); |
| | | return media; |
| | | }).thenAcceptAsync(ardMediaMapper::insertArdMedia, threadPoolTaskExecutor); |
| | | } |
| | | } |
| | | |
| | | private void updateVideoToDatabase(ArdFlightTask flightTask, List<String> videoPathList) { |
| | | if (videoPathList == null) { |
| | | return; |
| | | } |
| | | // 需要插入新的视频 |
| | | List<ArdMedia> existingVideos = ardMediaMapper.selectArdMediaByTaskIdAndType(flightTask.getTaskId(), 1); |
| | | Integer count = existingVideos.size();//获取本地库视频数量 |
| | | int size = videoPathList.size();//获取接口返回的视频数量 |
| | | if (count != null && size > count) { |
| | | log.info("任务【{}】录像数量不一致,需要更新数据库", flightTask.getTaskId()); |
| | | |
| | | // 提取现有的视频路径 |
| | | List<String> existingVideoPaths = existingVideos.stream() |
| | | .map(ArdMedia::getSourceUrl) // 获取每个视频的 URL |
| | | .collect(Collectors.toList()); |
| | | |
| | | // 从接口返回的视频路径中找出新的视频 |
| | | List<String> newVideos = videoPathList.stream() |
| | | .filter(videoPath -> !existingVideoPaths.contains(videoPath)) // 过滤出新的视频 |
| | | .collect(Collectors.toList()); |
| | | if (!newVideos.isEmpty()) { |
| | | String boxSn = flightTask.getBoxSn(); |
| | | // 插入新的视频记录 |
| | | for (String videoPath : newVideos) { |
| | | ArdMedia ardMedia = ArdMedia.builder() |
| | | .id(IdUtils.simpleUUID()) |
| | | .taskId(flightTask.getTaskId()) |
| | | .mediaType(1) // 1表示视频 |
| | | .fileSize(getFileSizeByUrl(videoPath)) |
| | | .sourceUrl(videoPath) |
| | | .build(); |
| | | // ---- 1. 视频上传(失败不抛异常,返回 null) ---- |
| | | CompletableFuture<String> videoFuture = CompletableFuture.supplyAsync(() -> { |
| | | try (InputStream inputStream = openUrlInputStream(videoPath, 5000, 10000)) { |
| | | if (inputStream != null) { |
| | | return ossServiceContext.upload( |
| | | "record", |
| | | boxSn + "/" + ardMedia.getId() + ".mp4", |
| | | inputStream, |
| | | MimeTypeUtils.VIDEO_MP4 |
| | | ); |
| | | } |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | } |
| | | return null; |
| | | }, threadPoolTaskExecutor); |
| | | // ---- 2. 缩略图上传(失败不抛异常,返回 null) ---- |
| | | CompletableFuture<String> thumbFuture = CompletableFuture.supplyAsync(() -> { |
| | | try { |
| | | try (ByteArrayInputStream thumbStream = generateThumbnail(videoPath, 1, 200)) { |
| | | if (thumbStream != null) { |
| | | return ossServiceContext.upload( |
| | | "record", |
| | | boxSn + "/" + ardMedia.getId() + ".jpg", |
| | | thumbStream, |
| | | MimeTypeUtils.IMAGE_JPEG |
| | | ); |
| | | } |
| | | } |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | } |
| | | return null; |
| | | }, threadPoolTaskExecutor); |
| | | // 两个完成后写数据库(任意失败不阻断流程) |
| | | videoFuture.thenCombine(thumbFuture, (vUrl, tUrl) -> { |
| | | ardMedia.setMediaUrl(vUrl); |
| | | ardMedia.setThumbnailUrl(tUrl); |
| | | ardMedia.setCreateTime(new Date()); |
| | | return ardMedia; |
| | | }).thenAcceptAsync(ardMediaMapper::insertArdMedia, threadPoolTaskExecutor); |
| | | } |
| | | // 更新任务的视频数量 |
| | | flightTask.setVideoCount(flightTask.getVideoCount() + newVideos.size()); |
| | | ardFlightTaskMapper.updateArdFlightTask(flightTask); |
| | | } |
| | | } |
| | | } |
| | | |
| | | // 插入图片记录 |
| | | private void insertPhotoToDatabase(ArdFlightTask flightTask, String serverId, String boxSn) { |
| | | // 查询图片 |
| | | BoxPhotosDTO boxPhotosDTO = new BoxPhotosDTO(); |
| | | boxPhotosDTO.setTaskId(flightTask.getTaskId()); |
| | | boxPhotosDTO.setBoxSn(boxSn); |
| | | boxPhotosDTO.setPageIndex(1); |
| | | boxPhotosDTO.setPageSize(500); |
| | | List<BoxPhotosReceiver> photoList = getBoxPhotos(serverId, boxPhotosDTO); |
| | | if (photoList != null && !photoList.isEmpty()) { |
| | | addPhotos(flightTask, photoList); |
| | | } |
| | | } |
| | | |
| | | private void updatePhotoToDatabase(ArdFlightTask flightTask, String serverId, String boxSn) { |
| | | |
| | | // 获取本地数据库中已存在的图片记录(类型为 0 表示图片) |
| | | List<ArdMedia> existingPhotos = ardMediaMapper.selectArdMediaByTaskIdAndType(flightTask.getTaskId(), 0); |
| | | int count = existingPhotos.size(); //获取本地库图片数量 |
| | | // 查询图片 |
| | | BoxPhotosDTO boxPhotosDTO = BoxPhotosDTO.builder() |
| | | .taskId(flightTask.getTaskId()) |
| | | .boxSn(boxSn) |
| | | .pageIndex(1) |
| | | .pageSize(500) |
| | | .build(); |
| | | TyHttpCommonReceiver<List<BoxPhotosReceiver>> boxPhotos = tyClient.getBoxPhotos(serverId, boxPhotosDTO); |
| | | List<BoxPhotosReceiver> photoList = boxPhotos.getContent(); |
| | | int size = photoList.size(); |
| | | |
| | | if (size > count) { |
| | | log.info("任务【{}】图片数量不一致,需要更新数据库", flightTask.getTaskId()); |
| | | // 需要插入新的视频 |
| | | // 提取现有的图片路径(根据 imgUrl 来判断是否重复) |
| | | List<String> existingPhotoUrls = existingPhotos.stream() |
| | | .map(ArdMedia::getSourceUrl) // 提取 ArdMedia 中的图片 URL |
| | | .collect(Collectors.toList()); |
| | | |
| | | // 筛选出 photoList 中没有出现在 existingPhotos 中的新图片 |
| | | List<BoxPhotosReceiver> newPhotos = photoList.stream() |
| | | .filter(photo -> !existingPhotoUrls.contains(photo.getImgUrl())) // 过滤出新图片 |
| | | .collect(Collectors.toList()); |
| | | if (!newPhotos.isEmpty()) { |
| | | // 插入新的视频记录 |
| | | addPhotos(flightTask, newPhotos); |
| | | |
| | | // 更新任务的视频数量 |
| | | flightTask.setPhotoCount(flightTask.getPhotoCount() + newPhotos.size()); |
| | | ardFlightTaskMapper.updateArdFlightTask(flightTask); |
| | | } |
| | | } |
| | | } |
| | | |
| | | private void addPhotos(ArdFlightTask flightTask, List<BoxPhotosReceiver> photoList) { |
| | | String boxSn = flightTask.getBoxSn(); |
| | | for (BoxPhotosReceiver photo : photoList) { |
| | | ArdMedia ardMedia = ArdMedia.builder() |
| | | .id(IdUtils.simpleUUID()) |
| | | .taskId(flightTask.getTaskId()) |
| | | .mediaType(0) // 0表示图片 |
| | | .fileSize(photo.getFileSize()) |
| | | .fileMd5(photo.getFileMd5()) |
| | | .sourceUrl(photo.getImgUrl()) |
| | | .photoId(photo.getPhotoId()) |
| | | .longitude(photo.getLng()) |
| | | .latitude(photo.getLat()) |
| | | .height(photo.getHeight()) |
| | | .captureTime(DateUtils.dateTime(DateUtils.YYYY_MM_DD_HH_MM_SS, photo.getTimeStamp())) |
| | | .build(); |
| | | // 异步上传文件到OSS,并在上传完成后插入数据库 |
| | | CompletableFuture.supplyAsync(() -> { |
| | | try (InputStream inputStream = openUrlInputStream(photo.getImgUrl(), 5000, 10000)) { |
| | | if (inputStream != null) { |
| | | return ossServiceContext.upload( |
| | | "pic", |
| | | boxSn + "/" + ardMedia.getId() + ".jpg", |
| | | inputStream, |
| | | MimeTypeUtils.IMAGE_JPG |
| | | ); |
| | | } |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | } |
| | | return null; |
| | | }, threadPoolTaskExecutor) |
| | | .thenAccept(url -> { |
| | | ardMedia.setMediaUrl(url); |
| | | ardMedia.setCreateTime(new Date()); |
| | | ardMediaMapper.insertArdMedia(ardMedia); |
| | | }); |
| | | } |
| | | } |
| | | |
| | | // 获取文件大小 |
| | | private long getFileSizeByUrl(String fileUrl) { |
| | | try { |
| | | URL url = new URL(fileUrl); |
| | | HttpURLConnection conn = (HttpURLConnection) url.openConnection(); |
| | | conn.setRequestMethod("HEAD"); |
| | | conn.connect(); |
| | | return conn.getContentLengthLong(); // 返回字节大小 |
| | | } catch (Exception e) { |
| | | return -1; |
| | | } |
| | | } |
| | | |
| | | // 生成视频缩略图 |
| | | public ByteArrayInputStream generateThumbnail( |
| | | String videoFile, |
| | | int skipSeconds, |
| | | int targetWidth) { |
| | | String ffmpegPath = ""; |
| | | if (osSelect.isWindows()) { |
| | | ffmpegPath = "ffmpeg"; |
| | | } else if (osSelect.isLinux()) { |
| | | ffmpegPath = "/usr/local/ffmpeg/bin/ffmpeg"; |
| | | } |
| | | try { |
| | | List<String> command = new ArrayList<>(); |
| | | command.add(ffmpegPath); |
| | | |
| | | command.add("-timeout"); |
| | | command.add("3000000"); |
| | | command.add("-rw_timeout"); |
| | | command.add("3000000"); |
| | | |
| | | command.add("-ss"); |
| | | command.add(String.format("00:00:%02d", skipSeconds)); |
| | | command.add("-i"); |
| | | command.add(videoFile); |
| | | command.add("-vframes"); |
| | | command.add("1"); |
| | | |
| | | // 等比缩放 |
| | | command.add("-vf"); |
| | | command.add("scale=" + targetWidth + ":-1"); |
| | | |
| | | // **确保输出 JPEG** |
| | | command.add("-f"); |
| | | command.add("mjpeg"); // 关键点:输出格式固定为 JPEG |
| | | command.add("-vcodec"); |
| | | command.add("mjpeg"); |
| | | |
| | | // 输出到管道 |
| | | command.add("pipe:1"); |
| | | |
| | | // ⭐ 打印最终命令(可复制) |
| | | log.info("ffmpeg command: {}", String.join(" ", command)); |
| | | |
| | | ProcessBuilder pb = new ProcessBuilder(command); |
| | | pb.redirectErrorStream(false); |
| | | Process process = pb.start(); |
| | | |
| | | // 读取 FFmpeg 输出(JPEG 数据)到内存 |
| | | ByteArrayOutputStream baos = new ByteArrayOutputStream(); |
| | | try (InputStream is = process.getInputStream()) { |
| | | byte[] buffer = new byte[8192]; |
| | | int len; |
| | | while ((len = is.read(buffer)) != -1) { |
| | | baos.write(buffer, 0, len); |
| | | } |
| | | } |
| | | |
| | | int exitCode = process.waitFor(); |
| | | if (exitCode != 0) { |
| | | throw new RuntimeException("FFmpeg 执行失败,退出码: " + exitCode); |
| | | } |
| | | |
| | | return new ByteArrayInputStream(baos.toByteArray()); |
| | | |
| | | } catch (IOException | InterruptedException e) { |
| | | throw new RuntimeException("FFmpeg 生成缩略图失败", e); |
| | | } |
| | | } |
| | | |
| | | /** |
| | | * 将 URL 转成 InputStream |
| | | * |
| | | * @param fileUrl 文件 URL |
| | | * @param connectTimeoutMillis 连接超时(毫秒) |
| | | * @param readTimeoutMillis 读取超时(毫秒) |
| | | * @return InputStream,如果失败返回 null |
| | | */ |
| | | public InputStream openUrlInputStream(String fileUrl, int connectTimeoutMillis, int readTimeoutMillis) { |
| | | try { |
| | | URL url = new URL(fileUrl); |
| | | |
| | | // 支持 HTTPS 信任所有证书(如果需要访问自签名证书) |
| | | if ("https".equalsIgnoreCase(url.getProtocol())) { |
| | | TrustManager[] trustAllCerts = new TrustManager[]{ |
| | | new X509TrustManager() { |
| | | @Override |
| | | public void checkClientTrusted(X509Certificate[] chain, String authType) { |
| | | } |
| | | |
| | | @Override |
| | | public void checkServerTrusted(X509Certificate[] chain, String authType) { |
| | | } |
| | | |
| | | @Override |
| | | public X509Certificate[] getAcceptedIssuers() { |
| | | return null; |
| | | } |
| | | } |
| | | }; |
| | | SSLContext sc = SSLContext.getInstance("SSL"); |
| | | sc.init(null, trustAllCerts, new java.security.SecureRandom()); |
| | | HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory()); |
| | | HttpsURLConnection.setDefaultHostnameVerifier((hostname, session) -> true); |
| | | } |
| | | |
| | | URLConnection connection = url.openConnection(); |
| | | connection.setConnectTimeout(connectTimeoutMillis); |
| | | connection.setReadTimeout(readTimeoutMillis); |
| | | |
| | | return connection.getInputStream(); |
| | | |
| | | } catch (Exception e) { |
| | | e.printStackTrace(); |
| | | return null; |
| | | } |
| | | } |
| | | |