From b5c022295a2d678edff3f54d9ee10e2fa1515c2d Mon Sep 17 00:00:00 2001
From: zhaowenyu <35589726@qq.com>
Date: Fri, 27 Feb 2026 09:39:40 +0800
Subject: [PATCH] 2026-02-27 优化媒体文件入库；新增视频时长、开始拍摄时间、结束时间；
---
ard-sample/src/main/java/com/ard/sample/media/service/impl/FileServiceImpl.java | 73 ++++++++++++++++++++++++++++++++++--
1 files changed, 68 insertions(+), 5 deletions(-)
diff --git a/ard-sample/src/main/java/com/ard/sample/media/service/impl/FileServiceImpl.java b/ard-sample/src/main/java/com/ard/sample/media/service/impl/FileServiceImpl.java
index 3e065a3..f177c56 100644
--- a/ard-sample/src/main/java/com/ard/sample/media/service/impl/FileServiceImpl.java
+++ b/ard-sample/src/main/java/com/ard/sample/media/service/impl/FileServiceImpl.java
@@ -2,6 +2,8 @@
import com.ard.common.config.OssConfiguration;
import com.ard.oss.service.impl.OssServiceContext;
+import com.ard.sample.utils.TimestampUtils;
+import com.ard.sample.utils.VideoDurationUtilFFmpeg;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.ard.sample.common.model.Pagination;
@@ -14,18 +16,18 @@
import com.ard.sample.media.model.MediaFileDTO;
import com.ard.sample.media.model.MediaFileEntity;
import com.ard.sample.media.service.IFileService;
+import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import javax.annotation.Resource;
+import java.math.BigDecimal;
import java.net.URL;
import java.time.Instant;
import java.time.LocalDateTime;
import java.time.ZoneId;
-import java.util.Arrays;
-import java.util.List;
-import java.util.Optional;
-import java.util.UUID;
+import java.time.format.DateTimeFormatter;
+import java.util.*;
import java.util.stream.Collectors;
/**
@@ -33,9 +35,13 @@
* @version 0.2
* @date 2021/12/9
*/
+@Slf4j
@Service
@Transactional
public class FileServiceImpl implements IFileService {
+
+ // 定义全局的日期时间格式化器（复用避免重复创建）
+ private static final DateTimeFormatter DATE_TIME_FORMATTER = DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss");
@Resource
private IFileMapper mapper;
@@ -45,6 +51,12 @@
@Autowired
private OssServiceContext ossService;
+
+ @Autowired
+ private VideoDurationUtilFFmpeg _videoDurationUtil;
+
+ @Autowired
+ private TimestampUtils _timestampUtils;
private Optional<MediaFileEntity> getMediaByFingerprint(String fingerprint) {
MediaFileEntity fileEntity = mapper.selectOne(new LambdaQueryWrapper<MediaFileEntity>()
@@ -67,6 +79,17 @@
public Integer saveFile(FileUploadDTO file) {
MediaFileEntity fileEntity = this.fileUploadConvertToEntity(file);
fileEntity.setFileId(UUID.randomUUID().toString());
+ if(fileEntity.getFileName().contains(".mp4")) {
+ log.info("mp4文件入库时读取视频时长，文件名：{}，文件地址：{}",fileEntity.getFileName(),fileEntity.getFilePath());
+ double duration = _videoDurationUtil.getRemoteMp4Duration(file.getPath());
+ log.info("mp4视频文件时长为：{}",duration);
+ fileEntity.setDuration(duration);
+ log.info("视频创建时间：{}",fileEntity.getStartTime());
+ long endTime=_timestampUtils.plusSecondsByMillis(fileEntity.getStartTime(), duration);
+ log.info("视频创建时间+时长=结束时间：{}",endTime);
+ fileEntity.setEndTime(endTime);
+ }
+
return mapper.insert(fileEntity);
}
@@ -76,6 +99,34 @@
.stream()
.map(this::entityConvertToDto)
.collect(Collectors.toList());
+ }
+
+ /**
+ * 根据任务id获取全部媒体库文件
+ *
+ * @param jobId 任务id
+ * @return List<MediaFileDTO> 媒体库文件列表
+ */
+ @Override
+ public PaginationData<MediaFileDTO> getJobFiles(long page, long pageSize,String jobId, String isType) {
+ Page<MediaFileEntity> pageData = mapper.selectPage(
+ new Page<MediaFileEntity>(page, pageSize),
+ new LambdaQueryWrapper<MediaFileEntity>()
+ .eq(Objects.nonNull(jobId), MediaFileEntity::getJobId, jobId)
+// .orderByDesc(MediaFileEntity::getId));
+ // isType=1 时匹配 V.jpeg
+ .like("1".equals(isType), MediaFileEntity::getFileName, "V.jpeg")
+ // isType=0 时匹配 V.mp4
+ .like("0".equals(isType), MediaFileEntity::getFileName, "V.mp4")
+ // 排序修改：按start_time正序（升序）排列
+ .orderByAsc(MediaFileEntity::getStartTime)); // 关键改动1：替换排序方式
+
+ List<MediaFileDTO> records = pageData.getRecords()
+ .stream()
+ .map(this::entityConvertToDto)
+ .collect(Collectors.toList());
+
+ return new PaginationData<MediaFileDTO>(records, new Pagination(pageData));
}
@Override
@@ -119,6 +170,10 @@
MediaFileEntity.MediaFileEntityBuilder builder = MediaFileEntity.builder();
if (file != null) {
+ long creaeTime = 0;
+ if(file.getMetadata().getCreatedTime() != null) {
+ creaeTime = file.getMetadata().getCreatedTime().getTime();
+ }
builder.fileName(file.getName())
.filePath(file.getPath())
.fingerprint(file.getFingerprint())
@@ -127,6 +182,7 @@
.isOriginal(file.getExt().getIsOriginal())
.jobId(file.getExt().getFlightId())
.drone(file.getExt().getSn())
+ .startTime(creaeTime)
.tinnyFingerprint(file.getExt().getTinnyFingerprint());
// domain-type-subType
@@ -159,7 +215,14 @@
.tinnyFingerprint(entity.getTinnyFingerprint())
.payload(entity.getPayload())
.createTime(LocalDateTime.ofInstant(
- Instant.ofEpochMilli(entity.getCreateTime()), ZoneId.systemDefault()))
+ Instant.ofEpochMilli(entity.getCreateTime()), ZoneId.systemDefault()).format(DATE_TIME_FORMATTER))
+ .updateTime(LocalDateTime.ofInstant(
+ Instant.ofEpochMilli(entity.getUpdateTime()), ZoneId.systemDefault()).format(DATE_TIME_FORMATTER))
+ .startTime(LocalDateTime.ofInstant(
+ Instant.ofEpochMilli(entity.getStartTime()), ZoneId.systemDefault()).format(DATE_TIME_FORMATTER))
+ .endTime(LocalDateTime.ofInstant(
+ Instant.ofEpochMilli(entity.getEndTime()), ZoneId.systemDefault()).format(DATE_TIME_FORMATTER))
+ .duration(entity.getDuration())
.drone(entity.getDrone())
.jobId(entity.getJobId());
--
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