package com.ard.quartz.task;
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import com.ard.common.utils.StringUtils;
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import com.ard.common.utils.file.MimeTypeUtils;
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import com.ard.oss.service.impl.OssServiceContext;
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import com.ard.work.domain.entity.ArdMediaPic;
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import com.ard.work.domain.entity.ArdMediaVideo;
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import com.ard.work.mapper.ArdMediaPicMapper;
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import com.ard.work.mapper.ArdMediaVideoMapper;
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import com.ard.work.util.osSelect;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.scheduling.annotation.Scheduled;
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import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
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import org.springframework.stereotype.Component;
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import javax.annotation.Resource;
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import javax.net.ssl.HttpsURLConnection;
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import javax.net.ssl.SSLContext;
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import javax.net.ssl.TrustManager;
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import javax.net.ssl.X509TrustManager;
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import java.io.*;
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import java.net.HttpURLConnection;
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import java.net.URL;
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import java.net.URLConnection;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.security.cert.X509Certificate;
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import java.util.ArrayList;
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import java.util.Date;
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import java.util.List;
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import java.util.Set;
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import java.util.concurrent.CompletableFuture;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.concurrent.TimeUnit;
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import java.util.concurrent.atomic.AtomicBoolean;
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/**
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* 定时同步媒体任务
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*
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* @author ard
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*/
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@Component("MediaTask")
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@Slf4j
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public class MediaTask {
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@Resource
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private ArdMediaPicMapper ardMediaPicMapper;
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@Resource
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private ArdMediaVideoMapper ardMediaVideoMapper;
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@Resource
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private OssServiceContext ossServiceContext;
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@Resource(name = "mediaVideoExecutor")
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private ThreadPoolTaskExecutor mediaVideoExecutor;
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@Resource(name = "mediaPicExecutor")
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private ThreadPoolTaskExecutor mediaPicExecutor;
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private final AtomicBoolean runningVideo = new AtomicBoolean(false);
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private final AtomicBoolean runningPic = new AtomicBoolean(false);
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public void syncVideoMediaUrl() {
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log.warn("开始同步视频媒体");
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if (!runningVideo.compareAndSet(false, true)) {
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log.warn("上一次同步还没完成，跳过本次调度");
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return;
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}
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try {
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while (true) {
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List<ArdMediaVideo> videos = ardMediaVideoMapper.selectPendingVideos(10);
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if (videos.isEmpty()) {
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break; // 没有待处理视频，退出循环
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}
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for (ArdMediaVideo video : videos) {
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int updated = ardMediaVideoMapper.markProcessing(video.getId());
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if (updated != 1) continue;
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mediaVideoExecutor.execute(() -> processOneVideo(video));
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}
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Thread.sleep(200);
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}
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} catch (InterruptedException e) {
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Thread.currentThread().interrupt();
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} finally {
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runningVideo.set(false);
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}
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}
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public void syncPicMediaUrl() {
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log.warn("开始同步图片媒体");
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if (!runningPic.compareAndSet(false, true)) {
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log.warn("上一次同步还没完成，跳过本次调度");
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return;
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}
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try {
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while (true) {
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List<ArdMediaPic> pics = ardMediaPicMapper.selectPendingPics(10); // 查询待处理的图片
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if (pics.isEmpty()) {
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break; // 没有待处理图片，退出循环
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}
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for (ArdMediaPic pic : pics) {
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// 🔒 原子抢占：0 → 1
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int updated = ardMediaPicMapper.markProcessing(pic.getId());
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if (updated != 1) {
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continue; // 已被别的任务抢占
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}
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mediaPicExecutor.execute(() -> processOnePic(pic));
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}
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// 短暂 sleep，避免无限循环CPU空转
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Thread.sleep(200);
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}
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} catch (InterruptedException e) {
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Thread.currentThread().interrupt();
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} finally {
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runningPic.set(false);
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}
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}
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private void processOneVideo(ArdMediaVideo video) {
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int maxRetries = 3; // 最大重试次数
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int retryDelay = 3000; // 每次重试等待 3 秒
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int attempt = 0;
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while (attempt < maxRetries) {
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attempt++;
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try (InputStream is = openUrlInputStream(video.getSourceUrl())) {
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if (is != null) {
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String mediaUrl = ossServiceContext.upload(
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"record",
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video.getTaskId() + "/" + video.getId() + ".mp4",
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is,
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MimeTypeUtils.VIDEO_MP4
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);
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video.setMediaUrl(mediaUrl);
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// 生成视频缩略图
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processVideoThumbnail(video);
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video.setSyncStatus(2); // 成功
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break; // 上传成功，退出循环
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} else {
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log.warn("视频尚未生成，尝试重试 {}/{}", attempt, maxRetries);
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}
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} catch (Exception e) {
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log.error("视频同步异常 videoId={}, 尝试 {}/{}", video.getId(), attempt, maxRetries, e);
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}
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if (attempt < maxRetries) {
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try {
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Thread.sleep(retryDelay);
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} catch (InterruptedException e) {
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Thread.currentThread().interrupt();
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break;
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}
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} else {
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video.setSyncStatus(3); // 达到最大重试仍失败
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}
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}
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video.setUpdateTime(new Date());
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try {
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ardMediaVideoMapper.updateArdMediaVideo(video);
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} catch (Exception e) {
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log.error("更新视频状态失败 videoId={}", video.getId(), e);
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}
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}
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private void processOnePic(ArdMediaPic pic) {
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int maxRetries = 3; // 最大重试次数
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int retryDelay = 2000; // 每次重试等待 2 秒
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int attempt = 0;
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while (attempt < maxRetries) {
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attempt++;
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try (InputStream inputStream = openUrlInputStream(pic.getSourceUrl())) {
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if (inputStream != null) {
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String url = ossServiceContext.upload(
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"pic",
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pic.getTaskId() + "/" + pic.getId() + ".jpg",
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inputStream,
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MimeTypeUtils.IMAGE_JPG
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);
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pic.setMediaUrl(url);
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pic.setSyncStatus(2); // 成功
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break; // 上传成功，退出循环
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} else {
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log.warn("图片尚未生成，尝试重试 {}/{}", attempt, maxRetries);
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}
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} catch (Exception e) {
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log.error("图片同步异常 taskId={}, photoId={}, 尝试 {}/{}", pic.getTaskId(), pic.getId(), attempt, maxRetries, e);
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}
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if (attempt < maxRetries) {
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try {
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Thread.sleep(retryDelay);
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} catch (InterruptedException e) {
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Thread.currentThread().interrupt();
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break;
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}
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} else {
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pic.setSyncStatus(3); // 达到最大重试仍失败
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}
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}
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pic.setUpdateTime(new Date());
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try {
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ardMediaPicMapper.updatePic(pic);
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} catch (Exception e) {
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log.error("更新图片状态失败 photoId={}", pic.getId(), e);
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}
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}
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/**
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* 处理视频缩略图
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*/
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private void processVideoThumbnail(ArdMediaVideo video) {
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// 生成缩略图
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try (ByteArrayInputStream in = generateThumbnail(video.getSourceUrl())) {
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String thumbUrl = ossServiceContext.upload(
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"record",
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video.getTaskId() + "/" + video.getId() + ".jpg",
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in,
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MimeTypeUtils.IMAGE_JPEG
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);
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video.setThumbnailUrl(thumbUrl);
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} catch (Exception e) {
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log.warn("视频缩略图生成或上传失败 taskId={}, videoId={}", video.getTaskId(), video.getId(), e);
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}
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// 获取文件大小
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try {
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long videoSize = getFileSizeFromUrl(video.getSourceUrl());
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video.setFileSize(videoSize);
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} catch (Exception e) {
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log.warn("获取视频大小失败 url={}", video.getSourceUrl(), e);
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}
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}
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private long getFileSizeFromUrl(String fileUrl) throws IOException {
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URL url = new URL(fileUrl);
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HttpURLConnection conn = (HttpURLConnection) url.openConnection();
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conn.setRequestMethod("HEAD");
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conn.setConnectTimeout(5000);
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conn.setReadTimeout(5000);
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conn.connect();
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long size = conn.getContentLengthLong(); // 返回字节数
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conn.disconnect();
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return size;
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}
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private ByteArrayInputStream generateThumbnail(String videoFile) {
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String ffmpeg = osSelect.isWindows()
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? "ffmpeg"
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: "/usr/local/ffmpeg/bin/ffmpeg";
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Path tempImg = null;
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try {
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tempImg = Files.createTempFile("thumb_", ".jpg");
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List<String> cmd = new ArrayList<>();
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cmd.add(ffmpeg);
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cmd.add("-y");
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cmd.add("-loglevel");
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cmd.add("error");
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cmd.add("-i");
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cmd.add(videoFile);
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cmd.add("-ss");
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cmd.add(String.valueOf(1));
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cmd.add("-vframes");
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cmd.add("1");
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cmd.add("-vf");
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cmd.add("scale=" + 200 + ":-1");
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cmd.add(tempImg.toAbsolutePath().toString());
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log.info("ffmpeg cmd: {}", String.join(" ", cmd));
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Process process = new ProcessBuilder(cmd).start();
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drain(process.getErrorStream());
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boolean finished = process.waitFor(15, TimeUnit.SECONDS); // 超时保护
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if (!finished) {
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process.destroyForcibly();
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throw new RuntimeException("ffmpeg timeout");
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}
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if (process.exitValue() != 0) {
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throw new RuntimeException("ffmpeg exit=" + process.exitValue());
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}
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byte[] data = Files.readAllBytes(tempImg);
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return new ByteArrayInputStream(data);
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} catch (Exception e) {
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throw new RuntimeException("生成缩略图失败", e);
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} finally {
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if (tempImg != null) {
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try {
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Files.deleteIfExists(tempImg);
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} catch (IOException ignore) {
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}
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}
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}
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}
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private static void drain(InputStream is) {
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new Thread(() -> {
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try (BufferedReader br = new BufferedReader(new InputStreamReader(is))) {
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while (br.readLine() != null) {
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}
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} catch (IOException ignore) {
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}
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}, "ffmpeg-stderr").start();
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}
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/**
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* 将 URL 转成 InputStream
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*
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* @param fileUrl 文件 URL
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* @return InputStream，如果失败返回 null
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*/
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private InputStream openUrlInputStream(String fileUrl) {
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try {
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URL url = new URL(fileUrl);
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// 支持 HTTPS 信任所有证书（如果需要访问自签名证书）
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if ("https".equalsIgnoreCase(url.getProtocol())) {
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TrustManager[] trustAllCerts = new TrustManager[]{
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new X509TrustManager() {
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@Override
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public void checkClientTrusted(X509Certificate[] chain, String authType) {
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}
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@Override
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public void checkServerTrusted(X509Certificate[] chain, String authType) {
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}
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@Override
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public X509Certificate[] getAcceptedIssuers() {
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return null;
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}
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}
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};
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SSLContext sc = SSLContext.getInstance("SSL");
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sc.init(null, trustAllCerts, new java.security.SecureRandom());
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HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory());
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HttpsURLConnection.setDefaultHostnameVerifier((hostname, session) -> true);
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}
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URLConnection connection = url.openConnection();
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connection.setConnectTimeout(5000);
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connection.setReadTimeout(10000);
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return connection.getInputStream();
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} catch (Exception e) {
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e.printStackTrace();
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return null;
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}
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}
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}
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