mdform.cpp

强大的QT,GTK的学习Demo.包含DSP驱动以及所使用库文件资源。

    chan = Qstemp.toInt(&ok, 10);

    if((!ok) || chan < 0 || chan > 36)
    {
        OutputErrorString("Wrong ServerChan, %d\n", chan);
        w_full_area->ServerChanSet(0);
        w_set_serverchan->setText("0");
        return;
    }

    w_full_area->ServerChanSet(chan);
}

/*
 =======================================================================================================================
 *
 =======================================================================================================================
 */
void mdForm::StatusChanged(int status)
{
    QString Qs;
    disconnect(w_decodefile, 0, 0, 0);
    disconnect(w_decodestream, 0, 0, 0);

    if(status == 1)
    {
        w_decodefile->setChecked(TRUE);
        w_decodefile->setEnabled(TRUE);
        w_fileposition->setEnabled(TRUE);
        w_fileposition->setText(w_full_area->RetFilePosition());
        w_decodestream->setChecked(FALSE);
        w_decodestream->setEnabled(FALSE);
        w_set_serverip->setEnabled(FALSE);
        w_set_serverchan->setEnabled(FALSE);
        w_sound->setEnabled(TRUE);
    }
    else if(status == 2)
    {
        w_decodefile->setChecked(FALSE);
        w_decodefile->setEnabled(FALSE);
        w_fileposition->setEnabled(FALSE);
        w_fileposition->clear();
        w_decodestream->setChecked(TRUE);
        w_decodestream->setEnabled(TRUE);
        w_set_serverip->setEnabled(TRUE);
        w_set_serverip->setText(w_full_area->RetIP());
        w_set_serverchan->setEnabled(TRUE);
        w_set_serverchan->setText(Qs.sprintf("%d", w_full_area->RetChan()));
        w_sound->setEnabled(TRUE);
    }
    else if(status == 0)
    {
        w_decodefile->setChecked(FALSE);
        w_decodefile->setEnabled(TRUE);
        w_fileposition->setEnabled(TRUE);
        w_fileposition->clear();
        w_decodestream->setChecked(FALSE);
        w_decodestream->setEnabled(TRUE);
        w_set_serverip->setEnabled(TRUE);
        w_set_serverchan->setEnabled(TRUE);
        w_full_area->ServerChanSet(0);
        w_set_serverchan->setText("0");
        w_sound->setChecked(FALSE);
        w_sound->setEnabled(FALSE);
    }

    connect(w_decodefile, SIGNAL(clicked()), this, SLOT(OpenFile()));
    connect(w_decodestream, SIGNAL(clicked()), this, SLOT(OpenStream()));
}

/*
 =======================================================================================================================
 *
 =======================================================================================================================
 */
void mdForm::AreaChanged(int port)
{
    QString qS;

    OutputDebugString("now it's turn to channel number\n");
    w_channel->setText(qS.sprintf("%d", port));

    disconnect(w_sound, 0, 0, 0);
    if(port != w_full_area->RetSoundPort())
        w_sound->setChecked(FALSE);
    else
        w_sound->setChecked(TRUE);

    connect(w_sound, SIGNAL(clicked()), this, SLOT(SoundSet()));
}

/*
 =======================================================================================================================
 *
 =======================================================================================================================
 */
void mdForm::OpenFile()
{
    if(w_decodefile->isChecked() == FALSE)
    {
        OutputDebugString("Close Decode File\n");
        w_decodestream->setEnabled(TRUE);
        w_videoout->setChecked(FALSE);
        w_videoout->setEnabled(FALSE);
        w_full_area->FileStreamClose(DECODEFILE);
        w_fileposition->clear();
        w_set_serverchan->setEnabled(TRUE);
        w_set_serverip->setEnabled(TRUE);
        w_full_area->erase();
        return;
    }

    QString SelectFile;
    OutputDebugString("OpenFile for decode\n");

    QFileDialog*    fd = new QFileDialog(this);
    fd->setMode(QFileDialog::ExistingFile);
    fd->setFilter("HikVision Files(*.mp4 *.264)");
    connect(fd, SIGNAL(fileSelected (const QString&)), w_full_area, SLOT(FileOpen (const QString&)));

    if(fd->exec() == QDialog::Accepted)
    {
        OutputDebugString("Open File for decode\n");
        w_decodestream->setEnabled(FALSE);
        w_fileposition->setText(fd->selectedFile());
        w_set_serverchan->setEnabled(FALSE);
        w_set_serverip->setEnabled(FALSE);
        w_videoout->setEnabled(TRUE);
    }
    else
    {
        disconnect(w_decodefile, 0, 0, 0);
        w_decodefile->setChecked(FALSE);
        connect(w_decodefile, SIGNAL(clicked()), this, SLOT(OpenFile()));
    }

    delete fd;
}

/*
 =======================================================================================================================
 *
 =======================================================================================================================
 */
void mdForm::OpenStream()
{
    if(w_decodestream->isChecked() == FALSE)
    {
        OutputDebugString("Close Decode Stream\n");
        w_decodefile->setEnabled(TRUE);
        w_videoout->setChecked(FALSE);
        w_videoout->setEnabled(FALSE);
        w_full_area->FileStreamClose(DECODESTREAM);
        w_full_area->erase();
        w_fileposition->setEnabled(TRUE);
        return;
    }

    OutputDebugString("-------------------------\n");
    if(w_full_area->OpenStream() == -1)
    {
        OutputDebugString("here initial the net error\n");
        disconnect(w_decodestream, 0, 0, 0);
        w_decodestream->setChecked(FALSE);
        w_fileposition->setEnabled(TRUE);
        connect(w_decodestream, SIGNAL(clicked()), this, SLOT(OpenStream()));
    }
    else
    {
        w_decodefile->setEnabled(FALSE);
        w_videoout->setEnabled(TRUE);
    }
}

/*
 =======================================================================================================================
 *
 =======================================================================================================================
 */
void mdForm::OpenVideoOut()
{
    if(w_videoout->isChecked() == FALSE)
    {
        OutputDebugString("Close Video Out\n");
        w_full_area->CloseVideoOut();
        return;
    }

    w_full_area->OpenVideoOut();
}

/*
 =======================================================================================================================
 *
 =======================================================================================================================
 */
void mdForm::changeEdit()
{
    char            savepath[10] = ".";
    char            tmp = '%';
    int             freespace;
    struct statfs   bbuf;

    QDateTime       Dtchange = QDateTime::currentDateTime();
    QString         Qschange;

    DateEdit->setText(Dtchange.date().toString("yyyy-MM-dd"));
    TimeEdit->setText(Dtchange.time().toString("hh:mm:ss"));

    if(statfs(savepath, &bbuf) < 0)
    {
        OutputErrorString("statsfs() faied, error: %d\n", errno);
    }
    else
    {
        freespace = (100 * bbuf.f_bavail) / bbuf.f_blocks;
        Qschange.sprintf(" %3d%c", freespace, tmp);
    }

    FreespaceEdit->setText(Qschange);
}

/*
 =======================================================================================================================
 *
 =======================================================================================================================
 */
void mdForm::BitRateSet(int Select, int data)
{
    QString qS;

    if(Select == atoi(w_channel->text()))
        w_bit_rate->setText(qS.sprintf("%d", data));
}

/*
 =======================================================================================================================
 *
 =======================================================================================================================
 */
void mdForm::FrameRateSet(int Select, unsigned long data)
{
    QString qS;

    if(Select == atoi(w_channel->text()))
        w_decode_framerate->setText(qS.sprintf("%ld", data));
}

/*
 =======================================================================================================================
 *
 =======================================================================================================================
 */
void mdForm::FrameSet(int Select, unsigned long data)
{
    QString qS;

    if(Select == atoi(w_channel->text()))
        w_totalframe->setText(qS.sprintf("%ld", data));
}

/*
 =======================================================================================================================
 * Sets the strings of the subwidgets using the current language.
 =======================================================================================================================
 */
void mdForm::languageChange()
{
    setCaption(tr("mdForm"));
    groupBoxGSI->setTitle(tr("Status Information"));
    DateLabel->setText(tr("  Date"));
    TimeLabel->setText(tr("  Time"));
    FreeSpaceLabel->setText(tr("Free Space"));
    groupBoxCInfo->setTitle(tr("Channel Info"));
    TotalFramesLabel->setText(tr("Total Frames"));
    FrameRateLabel->setText(tr("FrameRate"));
    BitRateLabel->setText(tr("BitRate(bps)"));
    ServerChanLabel->setText(tr("Server Chan"));
    ServerIpLabel->setText(tr("Server Ip"));
    ChannelNumLabel->setText(tr("Channel Num"));
    FilePositionLabel->setText(tr("Decode File"));
    groupBoxDecode->setTitle(tr("Decode On MD"));
    AllSetCheckButton->setText(tr("    ALL"));
    w_decodefile->setText(tr("    Decode Files"));
    w_decodestream->setText(tr("    Decode Stream"));
    w_videoout->setText(tr("    Video Audio Out"));
    w_sound->setText(tr("  Audio Preview"));
    ButtonExit->setText(tr("Exit"));
}