407 lines
14 KiB
C++
407 lines
14 KiB
C++
#include "emovieattr.h"
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#include "ui_emovieattr.h"
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#include "emovie.h"
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#include <QSettings>
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#include <QThread>
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extern "C"{
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#include <libavcodec/avcodec.h>
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#include <libavformat/avformat.h>
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#include <libswscale/swscale.h>
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#include <libavutil/imgutils.h>
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}
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eMovieAttr::eMovieAttr(const eMovie::Data &data, QWidget *parent) :
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eAttr(parent),
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ui(new Ui::eMovieAttr)
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{
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ui->setupUi(this);
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ui->wFile ->setText (data.strRawName);
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ui->wAspectRatioMode->setCurrentIndex(data.aspectRatioMode);
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ui->wPlayDuration ->setValue (data.playDuration);
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ui->wPlayTimes ->setValue (data.playTimes);
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m_strOldSuiCaiFile=data.name;
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m_strOldSuiCaiPath=data.path;
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connect(ui->wAspectRatioMode, SIGNAL(currentIndexChanged(int)), this, SLOT(onAttrChanged()));
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connect(ui->wPlayDuration, SIGNAL(valueChanged(int)), this, SLOT(onAttrChanged()));
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connect(ui->wPlayTimes, SIGNAL(valueChanged(int)), this, SLOT(onAttrChanged()));
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connect(ui->bnSelectFile, SIGNAL(clicked(bool)), this, SLOT(onSelectFile()));
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ui->label_8->setVisible(false);
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ui->wAspectRatioMode->setVisible(false);
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}
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eMovieAttr::~eMovieAttr()
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{
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delete ui;
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}
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void eMovieAttr::onSelectFile()
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{
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QString file = LoAppTools::getInstance()->selectFile(eMovie::filters(), this,true);
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if(!file.isNull()) {
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QString strOutFile=ConvertVideoFormatByFFmpeg(file);
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QFileInfo outfi(strOutFile);
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ui->wFile->setText(QFileInfo(file).fileName());
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//alahover 20211115 alahover test sdl ffmpeg
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// av_register_all(); /**初始化FFMPEG 调用了这个才能正常使用编码器和解码器**/
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// avformat_network_init(); /**支持打开网络文件**/
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// /**SDL初始化**/
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// if (SDL_Init(SDL_INIT_AUDIO))
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// {
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// fprintf(stderr,"Could not initialize SDL - %s. \n", SDL_GetError());
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// exit(1);
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// }
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// mPlayer = new VideoPlayer;
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// myopenGLWidget=new glyuvwidget(this);
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// myopenGLWidget->setGeometry(0,0,200,200);
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// connect(mPlayer,SIGNAL(sigYuv_liuyi(uchar*,uint,uint)),this,SLOT(slotShowYuv_liuyi(uchar*,uint,uint)));
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// mPlayer->stop(true); //如果在播放则先停止
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// //这里需要再等待一段时间，目的是为了让解析视频的线程执行完成能够退出
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// QEventLoop eventloop;
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// QTimer::singleShot(100, &eventloop, SLOT(quit()));
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// eventloop.exec();
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// mPlayer->setFileName(file);//
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// mPlayer->play();
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// return;
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int iSecs=GetVideoTimeRawSpan(strOutFile);
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ui->wPlayDuration->setValue(iSecs);
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emit sResChanged(strOutFile,file);
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QString strOldFile=m_strOldSuiCaiPath+"/"+m_strOldSuiCaiFile;
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QFile fileOld(strOldFile);
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if(fileOld.exists())
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{
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fileOld.remove();
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}
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QFileInfo fi(strOutFile);
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m_strOldSuiCaiFile = fi.fileName();
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m_strOldSuiCaiPath = fi.absolutePath();
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}
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}
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double eMovieAttr::GetVideoTimeRawSpan(QString strFilePathName)
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{
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AVFormatContext *pFormatCtx;
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std::string str = strFilePathName.toStdString();
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const char* filepath = str.c_str();
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//char filepath[] = "G:\\taxiAd.mp4";
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//初始化编解码库
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av_register_all();//创建AVFormatContext对象，与码流相关的结构。
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pFormatCtx = avformat_alloc_context();
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//初始化pFormatCtx结构
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if (avformat_open_input(&pFormatCtx, filepath, nullptr, nullptr) != 0){
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printf("Couldn't open input stream.\n");
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return -1;
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}
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//获取音视频流数据信息
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if (avformat_find_stream_info(pFormatCtx, nullptr) < 0){
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printf("Couldn't find stream information.\n");
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return -1;
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}
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//nb_streams视音频流的个数，这里当查找到视频流时就中断了。
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unsigned int iVideoStreamIndex=0;
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for (unsigned int i = 0; i < pFormatCtx->nb_streams; i++)
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{
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if (pFormatCtx->streams[i]->codec->codec_type == AVMEDIA_TYPE_VIDEO){
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iVideoStreamIndex=i;
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}
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}
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AVStream *videoStream = pFormatCtx->streams[iVideoStreamIndex];
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double totalSeconds = videoStream->duration * av_q2d(videoStream->time_base);
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printf("totalSeconds = %lf\n", totalSeconds);
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qreal iw= pFormatCtx->streams[iVideoStreamIndex]->codecpar->width ;
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qreal ih=pFormatCtx->streams[iVideoStreamIndex]->codecpar->height ;
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qDebug()<<"宽"<<QString::number(iw);
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qDebug()<<"高"<<QString::number(ih);
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// if(iw!=0)
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// m_display_aspect_ratio=ih/iw;
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avformat_close_input(&pFormatCtx);
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return totalSeconds;
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}
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void eMovieAttr::slotShowYuv_liuyi(uchar *ptr, uint width, uint height)
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{
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//if(!m_bStop)//如果点击停止按钮，则不再刷新图片
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{
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//ui->openGLWidget->slotShowYuv(ptr,width,height);
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//myopenGLWidget->slotShowYuv(ptr,width,height);
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}
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}
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QString eMovieAttr::getFileMd5(QString filePath)
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{
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QFile localFile(filePath);
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if (!localFile.open(QFile::ReadOnly))
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{
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qDebug() << "file open error.";
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return 0;
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}
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QCryptographicHash ch(QCryptographicHash::Md5);
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quint64 totalBytes = 0;
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quint64 bytesWritten = 0;
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quint64 bytesToWrite = 0;
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quint64 loadSize = 1024 * 4;
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QByteArray buf;
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totalBytes = localFile.size();
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bytesToWrite = totalBytes;
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while (1)
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{
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if(bytesToWrite > 0)
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{
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buf = localFile.read(qMin(bytesToWrite, loadSize));
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ch.addData(buf);
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bytesWritten += buf.length();
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bytesToWrite -= buf.length();
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buf.resize(0);
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}
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else
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{
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break;
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}
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if(bytesWritten == totalBytes)
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{
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break;
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}
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}
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localFile.close();
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QByteArray md5 = ch.result();
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QString strRes="";
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strRes.append(md5.toHex());
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return strRes;
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}
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QString eMovieAttr::ConvertVideoFormatByFFmpeg(QString strFile)
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{
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QFileInfo tmpFile(strFile);
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//QString strOutFileOnlyTitle=tmpFile.fileName().left(tmpFile.fileName().length()-tmpFile.suffix().length()-1);
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QString file_full=strFile.replace(MACRO_DANYINFANXIEGAN, MACRO_DANYINXIEGAN);
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QString strFileMD5=getFileMd5(file_full);
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QString strOutFileOnlyTitle=strFileMD5;
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QString strOutFilePathName=m_globalstrSavePath+MACRO_FENGEFU+strOutFileOnlyTitle+".mp4";
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strOutFilePathName.replace(MACRO_DANYINFANXIEGAN, MACRO_DANYINXIEGAN);
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int iReTryCount=0;
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QDir dRoot;
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QDir drr(m_globalstrSavePath);
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if(!drr.exists())
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{
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while(!dRoot.mkdir(m_globalstrSavePath))
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{
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QThread::sleep(1);
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iReTryCount++;
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if(drr.exists())
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break;
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if(iReTryCount>10)
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break;
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}
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}
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QFileInfo tempFileInfo(strOutFilePathName);
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if(tempFileInfo.exists())
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{
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return strOutFilePathName;
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}
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else {
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LoAppConfig *cfg = LoAppConfig::getInstance();
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QSettings *settings = new QSettings(cfg->OrganizationName(), cfg->ApplicationName());
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if(settings->value("videoconvert").isValid())
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{
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if(settings->value("videoconvert").toBool())
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{
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process = new QProcess(nullptr);
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connect(process,SIGNAL(finished(int,QProcess::ExitStatus)),this,SLOT(continueConvert(int,QProcess::ExitStatus)));
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connect(process,SIGNAL(readyReadStandardOutput()),this,SLOT(outputCommand()));
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connect(process,SIGNAL(readyReadStandardError()),this,SLOT(outputCommand()));
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QStringList args;//=getArguments(strFile,"f://abc.mp4");
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args<<"-y";
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args<<"-i"<<file_full;
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args<<"-vcodec"<<"h264";
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QString strtempstrOutFilePathName=strOutFilePathName;
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args<<strtempstrOutFilePathName;
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m_pProgressConvertVideo = new LoEmptyDialog();
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QString strAppPath=QApplication::applicationDirPath();
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strAppPath.replace(MACRO_DANYINFANXIEGAN, MACRO_DANYINXIEGAN);
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process->setWorkingDirectory(strAppPath);
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process->start("ffmpeg",args);
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//connect(m_pGetAskTimer,SIGNAL(timeout()),m_pProgressConvertVideo,SLOT(TimerOutUnlock()));
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connect(this, SIGNAL(sigSetTipTextContent ( QString )), m_pProgressConvertVideo, SLOT( SetTipTextContent(QString)));
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m_pProgressConvertVideo->lock(tr("Convert video"),tr("Success"),tr("Convert video")+tr("failed"));
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// m_pGetAskTimer->start(3000);
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m_pProgressConvertVideo->exec();
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return strOutFilePathName;
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}
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else {
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QFile::copy(strFile, strOutFilePathName);
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return strOutFilePathName;
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}
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}
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else {
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QFile::copy(strFile, strOutFilePathName);
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return strOutFilePathName;
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}
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}
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}
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QString eMovieAttr::ConvertVideoFormat(QString strFile)
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{
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QFileInfo tmpFile(strFile);
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//QString strOutFileOnlyTitle=tmpFile.fileName().left(tmpFile.fileName().length()-tmpFile.suffix().length()-1);
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QString file_full=strFile.replace(MACRO_DANYINFANXIEGAN, MACRO_DANYINXIEGAN);
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QString strFileMD5=getFileMd5(file_full);
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QString strOutFileOnlyTitle=strFileMD5;
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QString strOutFilePathName=m_globalstrSavePath+MACRO_FENGEFU+strOutFileOnlyTitle+".mp4";
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QFileInfo tempFileInfo(strOutFilePathName);
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if(tempFileInfo.exists())
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{
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return strOutFilePathName;
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}
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else {
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process = new QProcess(this);
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connect(process,SIGNAL(finished(int,QProcess::ExitStatus)),this,SLOT(continueConvert(int,QProcess::ExitStatus)));
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connect(process,SIGNAL(readyReadStandardOutput()),this,SLOT(outputCommand()));
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connect(process,SIGNAL(readyReadStandardError()),this,SLOT(outputCommand()));
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QStringList args;//=getArguments(strFile,"f://abc.mp4");
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args<<"-y";
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args<<"-i"<<strFile;
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args<<"-vcodec"<<"h264";
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args<<strOutFilePathName;
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process->start("ffmpeg",args);
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m_pProgressConvertVideo = new LoEmptyDialog();
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//connect(m_pGetAskTimer,SIGNAL(timeout()),m_pProgressConvertVideo,SLOT(TimerOutUnlock()));
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m_pProgressConvertVideo->lock(tr("Convert video"),tr("Success"),tr("Convert video")+tr("failed"));
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// m_pGetAskTimer->start(3000);
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m_pProgressConvertVideo->exec();
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return strOutFilePathName;
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}
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}
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void eMovieAttr::continueConvert(int i,QProcess::ExitStatus)
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{
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//int aa=i;
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m_pProgressConvertVideo->unlock();
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}
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void eMovieAttr::outputCommand(){
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QByteArray cmdoutput = process->readAllStandardOutput();
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char *t=cmdoutput.data();
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QString txtoutput=QString::fromLocal8Bit(t);
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qDebug()<<txtoutput;
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cmdoutput = process->readAllStandardError();
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t=cmdoutput.data();
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txtoutput=QString::fromLocal8Bit(t);
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qDebug()<<txtoutput;
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if(txtoutput.contains("Duration: "))
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{
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QString strDuration=txtoutput.mid(txtoutput.indexOf("Duration: ")+10,11)+"0";
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qDebug()<<"Duration="<<strDuration;
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QTime aa=QTime::fromString(strDuration,TIME_STRING_FORMAT);
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QTime bb(0,0,0);
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m_videoTimeLong=bb.secsTo(aa);
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}
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if(txtoutput.contains("time="))
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{
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QString strTime=txtoutput.mid(txtoutput.indexOf("time=")+5,11)+"0";
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qDebug()<<"time="<<strTime;
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QTime aa=QTime::fromString(strTime,TIME_STRING_FORMAT);
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QTime bb(0,0,0);
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int iJinDuTime=bb.secsTo(aa);
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if(m_videoTimeLong>0)
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{
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int iJindu=iJinDuTime*100/m_videoTimeLong;
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qDebug()<<"进度="<<iJindu;
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QString strJindu=QString::number(iJindu)+"%";
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emit sigSetTipTextContent(tr("Converting format")+strJindu);
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}
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}
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}
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QStringList eMovieAttr::getArguments(QString filepath,QString output){
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QStringList args;
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args << "-i" << filepath;
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args << "-vcodec" <<"libx264";
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// if(ui->comboBox_vcodec->currentIndex()!=2){
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// args << "-vcodec" << ui->comboBox_vcodec->currentText();
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// }
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args << "-b:v" << "2000k";
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// switch(ui->comboBox_videoQuality->currentIndex()){
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// case 0:args << "-b:v" << "2000k";break;
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// case 1:args << "-b:v" << "1000k";break;
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// case 2:args << "-b:v" << "500k";break;
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// case 3:args << "-b:v" << "250k";break;
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// case 4:args << "-b:v" << ui->lineEdit_videoQuality->text();break;
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// }
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args << "-s" << "800x600";
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// args << "-s" << ui->comboBox_videoScale->currentText();
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// if(ui->checkBox_hasWatermark->isChecked()){
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// args << "-vf" << tr("movie=%1[logo];[in][logo] overlay=%2:%3 [out]").arg(QFileInfo(ui->lineEdit_watermarkPath->text()).fileName())
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// .arg(ui->lineEdit_watermark_x->text())
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// .arg(ui->lineEdit_watermark_y->text());
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// }
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//args << "-acodec" << "libvo_aacenc";
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args <<"-c:a aac";
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// if(ui->comboBox_audioCodec->currentIndex()!=2)
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// args << "-acodec" << ui->comboBox_audioCodec->currentText();
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// args << "-b:a" << "64k";
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// switch(ui->comboBox_audioQuality->currentIndex()){
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// case 0:args << "-b:a" << "256k";break;
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// case 1:args << "-b:a" << "192k";break;
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// case 2:args << "-b:a" << "125k";break;
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// case 3:args << "-b:a" << "96k";break;
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// case 4:args << "-b:a" << ui->lineEdit_audioQuality->text();break;
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// }
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args << "-ac" << "2";
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// args << "-ac" << QString::number(ui->comboBox_audioChannel->currentIndex()+1);
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args << "-ar" <<"44100";
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// args << "-ar" << ui->comboBox_audioRate->currentText();
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args << "-y";
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// QString output=ui->lineEdit_mainOutputPath->text()
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// +filepath.right(filepath.count()-ui->lineEdit_mainSourcePath->text().count());
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// output=output.left(output.count()-3)+ui->comboBox_convertTo->currentText();
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QDir outputPath;outputPath.mkpath(QFileInfo(output).absolutePath());
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args << output;
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qDebug() << args;
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return args;
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}
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void eMovieAttr::onAttrChanged()
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{
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eMovie::Data data;
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data.aspectRatioMode = ui->wAspectRatioMode->currentIndex();
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data.playDuration = ui->wPlayDuration->value();
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data.playTimes = ui->wPlayTimes->value();
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emit sAttrChanged(data);
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}
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