UpdateVideoApplication.java
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package cn.bxe.updatevideo;
import cn.bxe.updatevideo.model.TbxXrBook;
import cn.bxe.updatevideo.model.TbxXrChapter;
import cn.bxe.updatevideo.model.TbxXrModule;
import cn.bxe.updatevideo.model.TbxXrVideo;
import cn.bxe.updatevideo.model.original.Chapter;
import cn.bxe.updatevideo.model.original.Module;
import cn.bxe.updatevideo.model.original.Textbook;
import cn.bxe.updatevideo.model.original.Video;
import cn.bxe.updatevideo.service.impl.TbxXrBookServiceImpl;
import cn.bxe.updatevideo.service.impl.TbxXrChapterServiceImpl;
import cn.bxe.updatevideo.service.impl.TbxXrModuleServiceImpl;
import cn.bxe.updatevideo.service.impl.TbxXrVideoServiceImpl;
import cn.bxe.updatevideo.util.JsonUtil;
import cn.zhxu.okhttps.HTTP;
import cn.zhxu.okhttps.HttpResult;
import cn.zhxu.okhttps.gson.GsonMsgConvertor;
import com.alibaba.fastjson.JSONArray;
import com.alibaba.fastjson.JSONObject;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
import com.baomidou.mybatisplus.core.toolkit.StringUtils;
import org.bytedeco.javacv.FFmpegFrameGrabber;
import org.bytedeco.javacv.Frame;
import org.bytedeco.javacv.Java2DFrameConverter;
import org.mybatis.spring.annotation.MapperScan;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.ConfigurableApplicationContext;
import org.springframework.util.CollectionUtils;
import ws.schild.jave.FfmpegFileInfo;
import ws.schild.jave.MultimediaInfo;
import javax.imageio.ImageIO;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.util.*;
import java.util.concurrent.*;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.stream.Collectors;
import static cn.bxe.updatevideo.util.VersionUtil.*;
/**
* 用于更新知识点精讲视频(其实是新增 一般不修改旧的)
* 1.一般来说操作流程是: 获取新书籍->获取新章节->获取新模块->获取新视频->下载视频封面->更新数据库视频封面链接
* 2.如果只是某本版本更新了内容,并没有新增书籍,也可以单独更新章节/模块/视频
* 3.他们存储有几个域名,其中有一个oss.5rs.com得域名,这个域名下的视频封面不可以直接访问的,所以需要特殊处理来下载
* 更新完视频后检查下有无此域名的,如果有需要使用功能6单独下载
* 4.视频可能没有时长,使用功能8单独获取
*
*/
@SpringBootApplication
@MapperScan("cn.bxe.updatevideo.mapper")
public class UpdateVideoApplication {
private static TbxXrBookServiceImpl bookService;
private static TbxXrChapterServiceImpl chapterService;
private static TbxXrModuleServiceImpl moduleService;
private static TbxXrVideoServiceImpl videoService;
static Logger logger = LoggerFactory.getLogger(UpdateVideoApplication.class);
private static final HTTP http = HTTP
.builder()
.bodyType("json")
.addMsgConvertor(new GsonMsgConvertor())
.build();
private static final ThreadPoolExecutor pool = new ThreadPoolExecutor(10, 10,
0, TimeUnit.SECONDS,
new ArrayBlockingQueue<>(30),
new ThreadPoolExecutor.DiscardPolicy());
public static void main(String[] args) throws InterruptedException, IOException {
ConfigurableApplicationContext ctx = SpringApplication.run(UpdateVideoApplication.class, args);
bookService = ctx.getBean(TbxXrBookServiceImpl.class);
chapterService = ctx.getBean(TbxXrChapterServiceImpl.class);
moduleService = ctx.getBean(TbxXrModuleServiceImpl.class);
videoService = ctx.getBean(TbxXrVideoServiceImpl.class);
menu();
Thread.currentThread().join();
}
private static void menu() throws InterruptedException, IOException {
System.out.println("=========菜单=========");
System.out.println("1: 更新书籍");
System.out.println("2: 更新章节");
System.out.println("3: 更新模块");
System.out.println("4: 更新视频");
System.out.println("5: 下载封面");
System.out.println("6: 下载oss.5rs.me视频封面");
System.out.println("7: 更新数据库视频封面链接");
System.out.println("8: 补充视频时长");
System.out.println("9: 计算数量");
System.out.println("0: 退出");
Scanner scanner = new Scanner(System.in);
System.out.print("请输入功能代码: ");
String input = scanner.nextLine().trim();
switch (input) {
case "1":
System.out.println("更新书籍咯");
updateTextbook();
break;
case "2":
System.out.println("更新章节咯");
updateChapter();
break;
case "3":
System.out.println("更新模块咯");
updateModule();
break;
case "4":
System.out.println("更新视频咯");
updateVideo();
break;
case "5":
System.out.println("下载封面咯");
downloadCoverPic();
break;
case "6":
System.out.println("下载oss5rsme视频封面");
getOss5rsmeCover();
break;
case "7":
System.out.println("更新数据库视频封面链接咯");
updateDbVideoCoverUrl();
break;
case "8":
System.out.println("补充视频时长咯");
updateVideoDuration();
break;
case "9":
System.out.println("计算");
countSubjectVideo();
break;
case "0":
System.out.println("退出咯");
System.exit(0);
break;
default:
System.out.println("你想做咩啊?");
TimeUnit.SECONDS.sleep(2);
break;
}
menu();
}
private static void updateTextbook() {
String url = "https://api.bendiclass.com/external/api/textbook/v1/getTextbookListByLabel";
HttpResult.Body body = http.sync(url)
.addHeader("authorize", "banxiaoer")
.setBodyPara(new Object())
.post()
.getBody();
JSONObject jsonObject = JSONObject.parseObject(body.toString());
boolean hasData = jsonObject.containsKey("data");
if (hasData) {
String data = jsonObject.getString("data");
List<Textbook> textbooks = JSONArray.parseArray(data, Textbook.class);
List<TbxXrBook> tbxXrBookList = new ArrayList<>();
for (Textbook original : textbooks) {
TbxXrBook pojo = new TbxXrBook();
pojo.setBookName(original.getSubjectName() + original.getTextbookVersionName() + original.getGradeName() + original.getSchoolYearName());
pojo.setTextbookId(Math.toIntExact(original.getId()));
pojo.setSubject(SUBJECT_MAP.get(original.getSubject()));
pojo.setGradeCode(GRADE_MAP.get(original.getGrade()));
pojo.setTerm(SCHOOL_YEAR_MAP.get(original.getSchoolYear()));
pojo.setStatus(10);
String textBookVersion = VERSION_MAP.get(original.getTextbookVersion());
if (textBookVersion == null) {
logger.warn("版本未登记: {} {}", original.getTextbookVersion(), pojo.getBookName());
logger.warn(JsonUtil.tranObjectToJsonStr(original));
}
pojo.setTextbookVersion(textBookVersion);
pojo.setCreateTime(System.currentTimeMillis());
tbxXrBookList.add(pojo);
}
if (!tbxXrBookList.isEmpty()) {
// 查询已存在的book
Set<Integer> textBookSet = bookService.lambdaQuery().select(TbxXrBook::getTextbookId).list()
.stream().map(TbxXrBook::getTextbookId).collect(Collectors.toSet());
// 根据textbookId过滤已存在的
tbxXrBookList = tbxXrBookList.stream().filter(o -> !textBookSet.contains(o.getTextbookId())).collect(Collectors.toList());
// 保存新增的
bookService.saveBatch(tbxXrBookList);
}
}
}
private static void updateChapter() throws InterruptedException {
LambdaQueryWrapper<TbxXrBook> qw = new LambdaQueryWrapper<>();
Scanner scanner = new Scanner(System.in);
System.out.print("请输入你想更新的Textbook Id,直接回车为全部: ");
String textbookId = scanner.nextLine().trim();
if (StringUtils.isNotBlank(textbookId)) {
qw.eq(TbxXrBook::getTextbookId, textbookId);
} else {
System.out.print("请输入你想更新的版本,直接回车为全部: ");
String version = scanner.nextLine().trim();
if (StringUtils.isNotBlank(version)) {
System.out.println(version);
qw.eq(TbxXrBook::getTextbookVersion, version);
}
System.out.print("请输入你想更新的年级,直接回车为全部: ");
String grade = scanner.nextLine().trim();
if (StringUtils.isNotBlank(grade)) {
qw.eq(TbxXrBook::getGradeCode, grade);
}
}
qw.select(TbxXrBook::getTextbookId, TbxXrBook::getBookName);
List<TbxXrBook> list = bookService.list(qw);
int bookNum = list.size();
AtomicInteger count = new AtomicInteger();
CountDownLatch cdl = new CountDownLatch(bookNum);
for (TbxXrBook book : list) {
pool.submit(() -> {
try {
int currentNum = count.addAndGet(1);
String url = "https://api.bendiclass.com/external/textbookChapter/v1/queryTextbookChapter";
HttpResult.Body body = http
.sync(url)
.addHeader("authorize", "banxiaoer")
.addUrlPara("textbookId", book.getTextbookId())
.get()
.getBody();
TimeUnit.MILLISECONDS.sleep(200);
JSONObject jsonObject = JSONObject.parseObject(body.toString());
boolean hasData = jsonObject.containsKey("data");
if (hasData) {
String data = jsonObject.getObject("data", String.class);
List<Chapter> originalChaperList = JsonUtil.tranJsonStrToArray(data, Chapter.class);
List<TbxXrChapter> tbxXrChapterList = new ArrayList<>();
for (Chapter original : originalChaperList) {
TbxXrChapter chapter = new TbxXrChapter();
chapter.setLevel(original.getLevel());
chapter.setChapterId(original.getId());
chapter.setChapterName(original.getChapterName());
chapter.setTextbookId(original.getTextbookID());
chapter.setParentId(original.getParentID());
chapter.setSortIndex(original.getSortIndex());
chapter.setChildrenJson(original.getChildren());
chapter.setStatus(10);
chapter.setCreateTime(System.currentTimeMillis());
tbxXrChapterList.add(chapter);
}
if (tbxXrChapterList.size() > 0) {
List<Integer> chapterIdList = tbxXrChapterList.stream().map(TbxXrChapter::getChapterId).collect(Collectors.toList());
LambdaQueryWrapper<TbxXrChapter> chapterQW = new LambdaQueryWrapper<>();
chapterQW.eq(TbxXrChapter::getTextbookId, book.getTextbookId());
chapterQW.in(TbxXrChapter::getChapterId, chapterIdList);
chapterQW.select(TbxXrChapter::getChapterId);
List<TbxXrChapter> dbList = chapterService.list(chapterQW);
Set<Integer> dbChapterIdSet = dbList.stream().map(TbxXrChapter::getChapterId).collect(Collectors.toSet());
tbxXrChapterList = tbxXrChapterList.stream().filter(o -> !dbChapterIdSet.contains(o.getChapterId())).collect(Collectors.toList());
if (tbxXrChapterList.size() > 0) {
logger.info("{}/{},{},新增{}条数据", currentNum, bookNum, book.getBookName(), tbxXrChapterList.size());
chapterService.saveBatch(tbxXrChapterList);
} else {
logger.info("{}/{},{}无新内容", currentNum, bookNum, book.getBookName());
}
}
}
} catch (Exception e) {
e.printStackTrace();
}
cdl.countDown();
});
TimeUnit.MILLISECONDS.sleep(100);
}
cdl.await();
}
private static void updateModule() throws InterruptedException {
LambdaQueryWrapper<TbxXrBook> qw = new LambdaQueryWrapper<>();
Scanner scanner = new Scanner(System.in);
System.out.print("也许你想按textbookId更新?,直接回车为全部: ");
String textbookId = scanner.nextLine().trim();
if (StringUtils.isNotBlank(textbookId)) {
qw.eq(TbxXrBook::getTextbookId, textbookId);
} else {
System.out.print("请输入你想更新的版本,直接回车为全部: ");
String version = scanner.nextLine().trim();
if (StringUtils.isNotBlank(version)) {
System.out.println(version);
qw.eq(TbxXrBook::getTextbookVersion, version);
}
System.out.print("请输入你想更新的年级,直接回车为全部: ");
String grade = scanner.nextLine().trim();
if (StringUtils.isNotBlank(grade)) {
qw.eq(TbxXrBook::getGradeCode, grade);
}
}
qw.select(TbxXrBook::getTextbookId, TbxXrBook::getBookName);
List<TbxXrBook> list = bookService.list(qw);
int bookNum = list.size();
AtomicInteger bookCounter = new AtomicInteger();
CountDownLatch bookCDL = new CountDownLatch(bookNum);
for (TbxXrBook tbxXrBook : list) {
int currentBookNum = bookCounter.addAndGet(1);
logger.info("查询书籍{}/{} :: 书名: {}", currentBookNum, bookNum, tbxXrBook.getBookName());
LambdaQueryWrapper<TbxXrChapter> chapterQW = new LambdaQueryWrapper<>();
chapterQW.eq(TbxXrChapter::getTextbookId, tbxXrBook.getTextbookId());
chapterQW.select(TbxXrChapter::getChapterId, TbxXrChapter::getChildrenJson);
List<TbxXrChapter> chapterList = chapterService.list(chapterQW);
List<Integer> chapterIdList = new ArrayList<>();
for (TbxXrChapter chapter : chapterList) {
chapterIdList.add(chapter.getChapterId());
List<Integer> childrenIdList = JsonUtil
.tranJsonStrToArray(chapter.getChildrenJson(), Chapter.class)
.stream()
.map(Chapter::getId)
.collect(Collectors.toList());
chapterIdList.addAll(childrenIdList);
}
int chapterNum = chapterIdList.size();
AtomicInteger chapterCounter = new AtomicInteger();
CountDownLatch chapterCDL = new CountDownLatch(chapterNum);
for (Integer id : chapterIdList) {
pool.execute(() -> {
try {
int currentChapterNum = chapterCounter.addAndGet(1);
String url = "https://api.bendiclass.com/external/textbookCategory/v1/queryValidCategory";
HttpResult.Body body = http
.sync(url)
.addUrlPara("textbookId", tbxXrBook.getTextbookId())
.addUrlPara("chapterId", id)
.get()
.getBody();
TimeUnit.MILLISECONDS.sleep(100);
JSONObject jsonObject = JSONObject.parseObject(body.toString());
String dataList = jsonObject.getObject("data", String.class);
List<Module> modules = JsonUtil.tranJsonStrToArray(dataList, Module.class);
if (modules.size() > 0) {
List<TbxXrModule> tbxXrModuleList = new ArrayList<>();
List<Integer> moduleIdList = new ArrayList<>();
for (Module module : modules) {
TbxXrModule tbxXrModule = moduleConvert(module);
tbxXrModule.setChapterId(id);
tbxXrModuleList.add(tbxXrModule);
moduleIdList.add(tbxXrModule.getModuleId());
List<Module> moduleList = module.getModuleList();
for (Module module1 : moduleList) {
TbxXrModule subTbxXrModule = moduleConvert(module1);
subTbxXrModule.setChapterId(id);
subTbxXrModule.setCategoryName(module.getCategoryName());
subTbxXrModule.setCategoryDesc(module1.getModuleDesc());
moduleIdList.add(subTbxXrModule.getModuleId());
tbxXrModuleList.add(subTbxXrModule);
}
}
LambdaQueryWrapper<TbxXrModule> moduleQW = new LambdaQueryWrapper<>();
moduleQW.in(TbxXrModule::getModuleId, moduleIdList);
moduleQW.eq(TbxXrModule::getChapterId, id);
moduleQW.eq(TbxXrModule::getTextbookId, tbxXrBook.getTextbookId());
moduleQW.select(TbxXrModule::getModuleId, TbxXrModule::getTextbookId, TbxXrModule::getChapterId);
List<TbxXrModule> dbExistModule = moduleService.list(moduleQW);
for (TbxXrModule tbxXrModule : dbExistModule) {
tbxXrModuleList.remove(tbxXrModule);
}
if (tbxXrModuleList.size() > 0) {
moduleService.saveBatch(tbxXrModuleList);
logger.info("书籍{}/{},开始处理章节: {}/{},更新模块数:{}", currentBookNum, bookNum, currentChapterNum, chapterNum, tbxXrModuleList.size());
} else {
logger.info("章节: {}/{},无", currentChapterNum, chapterNum);
}
} else {
logger.info("章节: {}/{},无内容~", currentChapterNum, chapterNum);
}
} catch (Exception e) {
e.printStackTrace();
}
chapterCDL.countDown();
});
TimeUnit.MILLISECONDS.sleep(100);
}
chapterCDL.await();
bookCDL.countDown();
}
bookCDL.await();
}
private static void updateVideo() throws InterruptedException {
LambdaQueryWrapper<TbxXrBook> qw = new LambdaQueryWrapper<>();
Scanner scanner = new Scanner(System.in);
System.out.print("也许你想按textbookId更新?,直接回车为全部: ");
String textbookId = scanner.nextLine().trim();
if (StringUtils.isNotBlank(textbookId)) {
qw.eq(TbxXrBook::getTextbookId, textbookId);
} else {
System.out.print("请输入你想更新的版本,直接回车为全部: ");
String version = scanner.nextLine().trim();
if (StringUtils.isNotBlank(version)) {
qw.eq(TbxXrBook::getTextbookVersion, version);
}
System.out.print("请输入你想更新的年级,直接回车为全部: ");
String grade = scanner.nextLine().trim();
if (StringUtils.isNotBlank(grade)) {
qw.eq(TbxXrBook::getGradeCode, grade);
}
}
qw.select(TbxXrBook::getTextbookId, TbxXrBook::getBookName);
List<TbxXrBook> bookList = bookService.list(qw);
AtomicInteger bookCount = new AtomicInteger();
CountDownLatch bookCDL = new CountDownLatch(bookList.size());
for (TbxXrBook book : bookList) {
int currentBookNum = bookCount.addAndGet(1);
LambdaQueryWrapper<TbxXrChapter> chapterQW = new LambdaQueryWrapper<>();
chapterQW.eq(TbxXrChapter::getTextbookId, book.getTextbookId());
chapterQW.select(TbxXrChapter::getChapterId, TbxXrChapter::getChildrenJson, TbxXrChapter::getChapterName);
List<TbxXrChapter> dbChapterList = chapterService.list(chapterQW);
//key: chapterId, value: moduleIdList
Map<Integer, List<Integer>> chapterAndModuleIdMap = new HashMap<>();
//整理章节id
for (TbxXrChapter chapter : dbChapterList) {
chapterAndModuleIdMap.put(chapter.getChapterId(), new ArrayList<>());
List<Chapter> childChapter = JsonUtil.tranJsonStrToArray(chapter.getChildrenJson(), Chapter.class);
chapterAndModuleIdMap.put(chapter.getChapterId(), new ArrayList<>());
for (Chapter chapter1 : childChapter) {
chapterAndModuleIdMap.put(chapter1.getId(), new ArrayList<>());
}
}
List<Integer> emptyModuleIdList = new ArrayList<>();
//整理模块id
chapterAndModuleIdMap.forEach((k, v) -> {
LambdaQueryWrapper<TbxXrModule> moduleQW = new LambdaQueryWrapper<>();
moduleQW.eq(TbxXrModule::getChapterId, k);
moduleQW.select(TbxXrModule::getModuleId);
List<TbxXrModule> dbModuleList = moduleService.list(moduleQW);
if (CollectionUtils.isEmpty(dbModuleList)) {
emptyModuleIdList.add(k);
} else {
for (TbxXrModule module : dbModuleList) {
v.add(module.getModuleId());
}
}
});
emptyModuleIdList.forEach(chapterAndModuleIdMap::remove);
//获取视频 整理需要更新的视频
AtomicInteger chapterCount = new AtomicInteger();
chapterAndModuleIdMap.forEach((chapterId, moduleIdList) -> {
int currentChapterNum = chapterCount.addAndGet(1);
if (moduleIdList.size() > 0) {
CountDownLatch moduleCDL = new CountDownLatch(moduleIdList.size());
CopyOnWriteArrayList<TbxXrVideo> chapterVideoList = new CopyOnWriteArrayList<>();
CopyOnWriteArrayList<Integer> videoIdList = new CopyOnWriteArrayList<>();
for (Integer moduleId : moduleIdList) {
pool.submit(() -> {
try {
List<TbxXrVideo> moduleVideoList = new ArrayList<>();
String baseUrl = "https://api.bendiclass.com/external/textbookVideo/v1/queryTextbookVideo";
HttpResult.Body body = http
.sync(baseUrl)
.addUrlPara("chapterId", chapterId)
.addUrlPara("moduleId", moduleId)
.get()
.getBody();
TimeUnit.MILLISECONDS.sleep(100);
JSONObject jsonObject = JSONObject.parseObject(body.toString());
List<Video> videoDataList = JsonUtil.tranJsonStrToArray(jsonObject.getObject("data", String.class), Video.class);
if (videoDataList.size() > 0) {
for (Video video : videoDataList) {
TbxXrVideo record = new TbxXrVideo();
record.setVideoId(video.getId());
record.setModuleId(moduleId);
record.setChapterId(chapterId);
video.setVideoName(video.getVideoName().trim());
record.setVideoName(video.getVideoName());
if (video.getVideoName().length() > 50) {
System.out.println(video.getVideoName());
record.setVideoName(video.getVideoName().substring(0, 46) + "...");
}
record.setUrl(video.getUrl());
record.setTimeDuration(video.getTimeDuration());
record.setStatus(10);
record.setCreateTime(System.currentTimeMillis());
moduleVideoList.add(record);
}
videoIdList.addAll(moduleVideoList.stream().map(TbxXrVideo::getVideoId).collect(Collectors.toList()));
chapterVideoList.addAll(moduleVideoList);
}
} catch (Exception e) {
e.printStackTrace();
}
moduleCDL.countDown();
});
}
try {
moduleCDL.await();
if (videoIdList.size() > 0) {
LambdaQueryWrapper<TbxXrVideo> tbxXrVideoQW = new LambdaQueryWrapper<>();
tbxXrVideoQW.select(TbxXrVideo::getVideoId, TbxXrVideo::getChapterId, TbxXrVideo::getModuleId);
tbxXrVideoQW.eq(TbxXrVideo::getStatus, 10);
tbxXrVideoQW.in(TbxXrVideo::getVideoId, videoIdList);
List<TbxXrVideo> dbVideoList = videoService.list(tbxXrVideoQW);
for (TbxXrVideo tbxXrVideo : dbVideoList) {
chapterVideoList.remove(tbxXrVideo);
}
if (chapterVideoList.size() > 0) {
videoService.saveBatch(chapterVideoList);
logger.info("书籍进度{}/{},章节进度{}/{},新增视频{}条", currentBookNum, bookList.size(), currentChapterNum, chapterAndModuleIdMap.size(), chapterVideoList.size());
} else {
logger.info("书籍进度{}/{},章节进度{}/{},无新视频", currentBookNum, bookList.size(), currentChapterNum, chapterAndModuleIdMap.size());
}
}
} catch (InterruptedException e) {
throw new RuntimeException(e);
}
} else {
logger.info("书籍进度{}/{},章节进度{}/{},无模块", currentBookNum, bookList.size(), currentChapterNum, chapterAndModuleIdMap.size());
}
});
logger.info("书籍进度{}/{},更新完成", currentBookNum, bookList.size());
bookCDL.countDown();
}
bookCDL.await();
}
private static void downloadCoverPic() throws InterruptedException {
LambdaQueryWrapper<TbxXrVideo> qw = new LambdaQueryWrapper<>();
qw.select(TbxXrVideo::getVideoId, TbxXrVideo::getChapterId, TbxXrVideo::getModuleId, TbxXrVideo::getVideoName, TbxXrVideo::getUrl);
qw.eq(TbxXrVideo::getStatus, 10);
qw.notLike(TbxXrVideo::getUrl, "https://oss.5rs.me");
qw.isNull(TbxXrVideo::getCoverUrl);
List<TbxXrVideo> list = videoService.list(qw);
for (int i = 0; i < list.size(); i++) {
//remove exists file in list
TbxXrVideo tbxXrVideo = list.get(i);
String fileName = "xrv_" + tbxXrVideo.getVideoId() + ".jpg";
String filePath = "D:\\video\\" + fileName;
File file = new File(filePath);
if (file.exists()) {
//如果文件小于50kb,可能是下载失败的文件,重新下载
if (file.length() / 1024 < 20) {
boolean delete = file.delete();
System.out.println("删除未成功下载的文件");
} else {
list.remove(i);
i--;
}
}
}
int size = list.size();
AtomicInteger count = new AtomicInteger();
for (TbxXrVideo tbxXrVideo : list) {
pool.submit(() -> {
int currentCount = count.addAndGet(1);
String coverUrl = tbxXrVideo.getUrl() + "?spm=a2c4g.11186623.2.1.yjOb8V&x-oss-process=video/snapshot,t_7000,f_jpg,w_800,h_600,m_fast";
String fileName = "xrv_" + tbxXrVideo.getVideoId() + ".jpg";
String filePath = "D:\\video\\" + fileName;
if (new File(filePath).exists()) {
logger.info("视频封面{}/{},已存在", currentCount, size);
return;
}
//下载封面
try {
http.sync(coverUrl)
.get()
.getBody()
.toFile(filePath)
.start();
logger.info("{}/{},{},下载封面成功", currentCount, size, tbxXrVideo.getVideoName());
} catch (Exception e) {
e.printStackTrace();
}
});
TimeUnit.MILLISECONDS.sleep(200);
}
}
private static void updateVideoDuration() throws InterruptedException {
LambdaQueryWrapper<TbxXrVideo> qw = new LambdaQueryWrapper<>();
qw.select(TbxXrVideo::getId, TbxXrVideo::getUrl);
qw.in(TbxXrVideo::getTimeDuration,"","--");
qw.eq(TbxXrVideo::getStatus, 10);
List<TbxXrVideo> list = videoService.list(qw);
int size = list.size();
AtomicInteger counter = new AtomicInteger();
for (TbxXrVideo tbxXrVideo : list) {
pool.submit(() -> {
int current = counter.addAndGet(1);
try {
String url = tbxXrVideo.getUrl();
FfmpegFileInfo ffmpegFileInfo = new FfmpegFileInfo();
MultimediaInfo info = ffmpegFileInfo.getInfo(url);
long duration = info.getDuration();
long minutes = duration / 1000L / 60L;
long seconds = duration / 1000L % 60L;
String minutesStr = minutes + "";
String secondsStr = seconds + "";
if (minutesStr.length() == 1) {
minutesStr = "0" + minutesStr;
}
if (secondsStr.length() == 1) {
secondsStr = "0" + secondsStr;
}
tbxXrVideo.setTimeDuration(minutesStr + ":" + secondsStr);
LambdaUpdateWrapper<TbxXrVideo> uw = new LambdaUpdateWrapper<>();
uw.eq(TbxXrVideo::getVideoId, tbxXrVideo.getVideoId());
uw.eq(TbxXrVideo::getChapterId, tbxXrVideo.getChapterId());
uw.eq(TbxXrVideo::getModuleId, tbxXrVideo.getModuleId());
tbxXrVideo.updateById();
logger.info("{}/{}更新视频时长成功,时长:{}", current, size, tbxXrVideo.getTimeDuration());
} catch (Exception e) {
e.printStackTrace();
}
});
Thread.sleep(500);
}
logger.info("更新视频时长完成");
}
private static void updateDbVideoCoverUrl() throws InterruptedException {
LambdaQueryWrapper<TbxXrVideo> qw = new LambdaQueryWrapper<>();
qw.select(TbxXrVideo::getVideoId, TbxXrVideo::getId);
qw.eq(TbxXrVideo::getStatus, 10);
//qw.notLike(TbxXrVideo::getUrl, "https://oss.5rs.me");
qw.isNull(TbxXrVideo::getCoverUrl);
List<TbxXrVideo> list = videoService.list(qw);
int size = list.size();
AtomicInteger counter = new AtomicInteger();
for (TbxXrVideo video : list) {
pool.execute(() -> {
//检测封面是否存在本地
String fileName = "xrv_" + video.getVideoId() + ".jpg";
String filePath = "D:\\video\\" + fileName;
if (!new File(filePath).exists()) {
return;
}
video.setCoverUrl("https://pics-cos.banxiaoer.net/tbx/xrv/covers_images/xrv_" + video.getVideoId() + ".jpg");
video.updateById();
int count = counter.addAndGet(1);
logger.info("{}/{}更新视频封面成功", count, size);
});
TimeUnit.MILLISECONDS.sleep(100);
}
}
private static void countSubjectVideo() {
SUBJECT_MAP.forEach((k, v) -> {
LambdaQueryWrapper<TbxXrBook> qw = new LambdaQueryWrapper<>();
qw.eq(TbxXrBook::getSubject, v);
List<TbxXrBook> list = bookService.list(qw);
List<Integer> collect = list.stream().map(TbxXrBook::getTextbookId).collect(Collectors.toList());
LambdaQueryWrapper<TbxXrModule> moduleQW = new LambdaQueryWrapper<>();
if (collect.size() > 0) {
moduleQW.in(TbxXrModule::getTextbookId, collect);
List<TbxXrModule> list1 = moduleService.list(moduleQW);
LambdaQueryWrapper<TbxXrVideo> videoQW = new LambdaQueryWrapper<>();
list1.forEach(obj -> videoQW.or().eq(TbxXrVideo::getChapterId, obj.getChapterId()).eq(TbxXrVideo::getModuleId, obj.getModuleId()));
List<TbxXrVideo> list2 = videoService.list(videoQW);
System.out.println(v + "," + list2.size());
}
});
}
/**
* 获取oss.5rs.me的视频封面
*
*/
private static void getOss5rsmeCover() throws IOException {
LambdaQueryWrapper<TbxXrVideo> qw = new LambdaQueryWrapper<>();
qw.like(TbxXrVideo::getUrl, "https://oss.5rs.me");
qw.isNull(TbxXrVideo::getCoverUrl);
List<TbxXrVideo> list = videoService.list(qw);
for (TbxXrVideo tbxXrVideo : list) {
//如果已存在则跳过
String imgName = "xrv_" + tbxXrVideo.getVideoId() + ".jpg";
String filePath = "D:\\ossvideo\\" + imgName;
File picFile = new File(filePath);
boolean exists = picFile.exists();
if (exists) {
continue;
}
FFmpegFrameGrabber ff = new FFmpegFrameGrabber(tbxXrVideo.getUrl());
ff.start();
Frame frame = null;
for (int i = 0; i < 75; i++) {
//获取第三秒第一帧
frame = ff.grabImage();
}
if (frame.image == null) {
continue;
}
Java2DFrameConverter converter = new Java2DFrameConverter();//创建一个帧-->图片的转换器
BufferedImage image = converter.getBufferedImage(frame);//转换
//将图片保存到目标文件中
ImageIO.write(image, "jpg", picFile);
ff.stop();
ff.close();
}
}
private static TbxXrModule moduleConvert(Module module) {
TbxXrModule tbxXrModule = new TbxXrModule();
tbxXrModule.setModuleId((int) module.getId());
tbxXrModule.setCategoryDesc(module.getCategoryDesc());
tbxXrModule.setCategoryName(module.getCategoryName());
tbxXrModule.setTextbookId((int) module.getTextbookID());
tbxXrModule.setStatus(10);
tbxXrModule.setCreateTime(System.currentTimeMillis());
return tbxXrModule;
}
}