MainWindow::MainWindow(QWidget *parent) :
QMainWindow(parent),
ui(new Ui::MainWindow)
{
iTrytoClose = false;
iDownloader = new FileDownloader(this);
iAudioExtractor = new AudioExtractor(this);
ui->setupUi(this);
ui->progressBar->setMinimum(0);
ui->progressBar->setMaximum(100);
ui->progressBar->setValue(0);
connect(ui->startButton, SIGNAL(clicked()), this, SLOT(startDownload()));
connect(ui->cancelButton, SIGNAL(clicked()), this, SLOT(cancelDownload()));
connect(iDownloader, SIGNAL(downloadProgress(int)), this, SLOT(updateProgress(int)));
connect(iDownloader, SIGNAL(stateChanged(DownloadState)), this, SLOT(stateChanged(DownloadState)));
connect(ui->extractButton, SIGNAL(clicked()), this, SLOT(extractAudio()));
connect(ui->codecButton, SIGNAL(clicked()), this, SLOT(codecInfo()));
connect(ui->encodeButton, SIGNAL(clicked()), this, SLOT(encodeX264()));
connect(ui->closeButton, SIGNAL(clicked()), this, SLOT(closeApp()));
connect(iDownloader, SIGNAL(infoChanged(const QString&)), this, SLOT(infoChanged(const QString&)));
connect(ui->clearButton, SIGNAL(clicked()), this, SLOT(clearInfoText()));
connect(ui->actionSettings, SIGNAL(triggered()), this, SLOT(openSettings()));
connect(ui->actionAbout, SIGNAL(triggered()), this, SLOT(openAbout()));
connect(iAudioExtractor, SIGNAL(infoChanged(const QString&)), this, SLOT(infoChanged(const QString&)));
connect(iAudioExtractor, SIGNAL(extractStateChanged(int)), this, SLOT(extractStateChanged(int)));
connect(iAudioExtractor, SIGNAL(encodeStateChanged(int)), this, SLOT(extractStateChanged(int)));
ui->videoIdEdit->setText("nVjsGKrE6E8");
}
CLSID GetEncoderClsid(const WCHAR* format) {
CLSID null = {0};
UINT numEncoders, size;
Status ok = GetImageEncodersSize(&numEncoders, &size);
if (ok != Ok || 0 == size)
return null;
ScopedMem<ImageCodecInfo> codecInfo((ImageCodecInfo*)malloc(size));
if (!codecInfo)
return null;
GetImageEncoders(numEncoders, size, codecInfo);
for (UINT j = 0; j < numEncoders; j++) {
if (str::Eq(codecInfo[j].MimeType, format)) {
return codecInfo[j].Clsid;
}
}
return null;
}