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general-tab.h

/* qv4l2: a control panel controlling v4l2 devices.
 *
 * Copyright (C) 2006 Hans Verkuil <hverkuil@xs4all.nl>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */


#ifndef GENERAL_TAB_H
#define GENERAL_TAB_H

#include <QSpinBox>
#include <sys/time.h>
#include <linux/videodev2.h>
#include "qv4l2.h"
#include "v4l2-api.h"

class QComboBox;
class QSpinBox;

class GeneralTab: public QGridLayout, public v4l2
{
      Q_OBJECT

public:
      GeneralTab(const QString &device, v4l2 &fd, int n, QWidget *parent = 0);
      virtual ~GeneralTab() {}

      CapMethod capMethod();
      int width() const { return m_width; }
      int height() const { return m_height; }

private slots:
      void inputChanged(int);
      void outputChanged(int);
      void inputAudioChanged(int);
      void outputAudioChanged(int);
      void standardChanged(int);
      void freqTableChanged(int);
      void freqChannelChanged(int);
      void freqChanged(int);
      void vidCapFormatChanged(int);
      void frameWidthChanged();
      void frameHeightChanged();
      void frameSizeChanged(int);
      void frameIntervalChanged(int);
      void vidOutFormatChanged(int);

private:
      void updateVideoInput();
      void updateVideoOutput();
      void updateAudioInput();
      void updateAudioOutput();
      void updateStandard();
      void updateFreq();
      void updateFreqChannel();
      void updateVidCapFormat();
      void updateFrameSize(unsigned w, unsigned h);
      void updateFrameInterval(unsigned w, unsigned h);
      void updateVidOutFormat();

      void addWidget(QWidget *w, Qt::Alignment align = Qt::AlignLeft);
      void addLabel(const QString &text, Qt::Alignment align = Qt::AlignRight)
      {
            addWidget(new QLabel(text, parentWidget()), align);
      }
      void info(const QString &info)
      {
            g_mw->info(info);
      }
      virtual void error(const QString &error)
      {
            g_mw->error(error);
      }

      int m_row;
      int m_col;
      int m_cols;
      struct v4l2_tuner m_tuner;
      struct v4l2_capability m_querycap;
      __u32 m_pixelformat;
      __u32 m_width, m_height;

      // General tab
      QComboBox *m_videoInput;
      QComboBox *m_videoOutput;
      QComboBox *m_audioInput;
      QComboBox *m_audioOutput;
      QComboBox *m_tvStandard;
      QSpinBox  *m_freq;
      QComboBox *m_freqTable;
      QComboBox *m_freqChannel;
      QComboBox *m_vidCapFormats;
      QComboBox *m_frameSize;
      QSpinBox *m_frameWidth;
      QSpinBox *m_frameHeight;
      QComboBox *m_frameInterval;
      QComboBox *m_vidOutFormats;
      QComboBox *m_capMethods;
      QGridLayout *m_layout;
};

#endif

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