package?com.epoint.ga.demo.ffmpeg;

import?java.io.BufferedReader;
import?java.io.File;
import?java.io.IOException;
import?java.io.InputStream;
import?java.io.InputStreamReader;
import?java.lang.reflect.Method;
import?java.util.ArrayList;
import?java.util.Arrays;
import?java.util.linkedList;
import?java.util.List;
import?java.util.regex.Matcher;
import?java.util.regex.Pattern;

import?org.apache.commons.collections4.CollectionUtils;
import?org.apache.log4j.Logger;

import?com.epoint.core.utils.string.StringUtil;

import?it.sauronsoftware.jave.DefaultFFMPEGLocator;

/**
?*?主要封裝了對音視頻處理的命令執行
?*?@author?guosc
?*
?*/
public?class?MediaUtil
{
????private?static?String?FFMPEG_PATH;

????private?static?boolean?isWin?=?false;

????private?final?static?Logger?log?=?Logger.getLogger（MediaUtil.class）;

????/**
?????*?初始化時利用反射獲取jave-1.0.1.jar中FFmpeg.exe的路徑
?????*?利用jave-1.0.1.jar來避免本地安裝FFmpeg.exe
?????*/
????static?{
????????DefaultFFMPEGLocator?locator?=?new?DefaultFFMPEGLocator（）;
????????try?{
????????????Method?method?=?locator.getClass（）.getDeclaredMethod（“getFFMPEGExecutablePath“）;
????????????method.setAccessible（true）;
????????????FFMPEG_PATH?=?（String）?method.invoke（locator）;
????????????method.setAccessible（false）;
????????????isWin?=?System.getProperty（“os.name“）.toLowerCase（）.indexOf（“windows“）?!=?-1;

????????????log.info（“---?獲取FFmpeg可執行路徑成功?---?路徑信息為：“?+?FFMPEG_PATH）;
????????????log.info（“---?系統是否為windows?---?“?+?isWin）;

????????}
????????catch?（Exception?e）?{
????????????log.error（“---?獲取FFmpeg可執行路徑失敗！?---?錯誤信息：?“?+?e.getMessage（））;
????????}

????}

????/**
?????*?獲取FFmpeg程序的路徑（windows和linux環境下路徑不一樣）
?????*
?????*?@return
?????*/
????public?static?String?getFFmpegPath（）?{
????????return?FFMPEG_PATH;
????}

????public?static?String?getWidthAndHeight（String?mp4Path）?{
????????List?commonds?=?new?ArrayList<>（）;
????????commonds.add（“-i“）;
????????commonds.add（“\““?+?mp4Path?+?“\““）;

????????String?result?=?executeCommand（commonds）;

????????Pattern?p3?=?Pattern.compile（“（\\d{23}）x（\\d{23}）“）;
????????Matcher?m?=?p3.matcher（result）;
????????String?wh?=?““;
????????if?（m.find（））?{
????????????wh?=?m.group（1）?+?““?+?m.group（2）;
????????}
????????return?wh;
????}

????/**
?????*?MP4嵌入字幕
?????*?@param?mp4Path
?????*?@param?tempFloderPath
?????*?@param?targetMp4Path
?????*?@param?srtParts
?????*?@return
?????*/
????public?static?String?addSrt2Mp4（String?mp4Path?String?tempFloderPath?String?targetMp4Path?List?srtParts）?{
????????//ffmpeg?-y?-i?file1.mp4?-vf?subtitles=file1.srt?file1zimu.mp4

????????//需要生成緩存文件srt
????????if?（mp4Path?==?null?||?StringUtil.isBlank（tempFloderPath））?{
????????????throw?new?RuntimeException（“參數不對“）;
????????}

????????if?（!tempFloderPath.endsWith（File.separator））?{
????????????tempFloderPath?+=?File.separator;
????????}

????????//計算視頻寬高
????????String?wh?=?getWidthAndHeight（mp4Path）;
????????in

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????15866??2020-05-15?18:15??java\com\epoint\ga\demo\ffmpeg\MediaUtil.java

?????文件???????1090??2020-05-15?16:42??java\com\epoint\ga\demo\ffmpeg\SrtPart.java

?????文件???????3835??2020-05-15?18:05??java\com\epoint\ga\demo\ffmpeg\SrtUtil.java

?????文件???????2832??2020-05-15?17:35??java\com\epoint\ga\demo\ffmpeg\Test.java

?????文件???????4760??2020-05-14?17:06??java\com\epoint\ga\demo\ryrtc\RyRtcAction.java

?????文件????????999??2020-04-21?16:47??java\com\epoint\ga\demo\server\PExchangeServerV7.java

?????文件???????3102??2020-04-21?15:37??java\com\epoint\ga\demo\server\PRestServerInterfaceV7.java

?????文件???????5139??2020-05-15?09:51??java\it\sauronsoftware\jave\AudioAttributes.java

?????文件???????3460??2020-05-15?09:51??java\it\sauronsoftware\jave\AudioInfo.java

?????文件???????4659??2020-05-15?10:24??java\it\sauronsoftware\jave\DefaultFFMPEGLocator.java

?????文件??????38915??2020-05-15?17:17??java\it\sauronsoftware\jave\Encoder.java

?????文件???????1262??2020-05-15?09:51??java\it\sauronsoftware\jave\EncoderException.java

?????文件???????1804??2020-05-15?09:51??java\it\sauronsoftware\jave\EncoderProgressListener.java

?????文件???????5546??2020-05-15?09:51??java\it\sauronsoftware\jave\EncodingAttributes.java

?????文件???40687412??2020-05-15?10:13??java\it\sauronsoftware\jave\ffmpeg

?????文件???67973632??2020-05-15?10:30??java\it\sauronsoftware\jave\ffmpeg.exe

?????文件???????4517??2020-05-15?09:51??java\it\sauronsoftware\jave\FFMPEGExecutor.java

?????文件???????1614??2020-05-15?09:51??java\it\sauronsoftware\jave\FFMPEGLocator.java

?????文件???????1182??2020-05-15?09:51??java\it\sauronsoftware\jave\InputFormatException.java

?????文件???????3405??2020-05-15?09:51??java\it\sauronsoftware\jave\MultimediaInfo.java

?????文件???????1374??2020-05-15?09:51??java\it\sauronsoftware\jave\ProcessKiller.java

?????文件??????88379??2020-05-15?10:24??java\it\sauronsoftware\jave\pthreadGC2.dll

?????文件???????2039??2020-05-15?09:51??java\it\sauronsoftware\jave\RBufferedReader.java

?????文件???????4721??2020-05-15?09:51??java\it\sauronsoftware\jave\VideoAttributes.java

?????文件???????3136??2020-05-15?09:51??java\it\sauronsoftware\jave\VideoInfo.java

?????文件???????1827??2020-05-15?09:51??java\it\sauronsoftware\jave\VideoSize.java

?????目錄??????????0??2020-05-15?14:31??java\com\epoint\ga\demo\ffmpeg

?????目錄??????????0??2020-04-15?10:37??java\com\epoint\ga\demo\ryrtc

?????目錄??????????0??2020-04-21?15:36??java\com\epoint\ga\demo\server

?????目錄??????????0??2020-05-14?08:13??java\com\epoint\ga\demo\util

............此處省略11個文件信息