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#ifndef VIDEO_DEVICE_LINUX_HPP
#define VIDEO_DEVICE_LINUX_HPP
#include <qglobal.h>
#include <qsocketnotifier.h>
#include <qtimer.h>
#include "videodev.h"
#include <sys/ioctl.h>
#include "VideoDevice.h"
#include "VideoDeviceOptions.h"
#include "VideoSettingsDlg.h"
class CVideoDeviceInput;
class CVideoAudioInput;
class CVideoDeviceLinux: public CVideoDevice
{
friend class CVideoDeviceInput;
friend class CVideoAudioInput;
Q_OBJECT
private:
int m_CamFD;
bool m_HasFramerate;
int m_Framerate;
bool m_StopCapture;
QWaitCondition m_CaptureFinished;
QSize m_MaxSize, m_MinSize;
QSize m_RequestedSize;
uchar *vid_io_buffer; // The buffer used for I/O; this can be mmap()ed or malloc()ed
QArray<int> vid_io_offsets; //, rgb_vid_offsets, yuv_vid_offsets;
int vid_io_buffer_size, vid_io_image_size;
int m_Palette;
QVector<CVideoDeviceInput> m_VideoInputs;
int m_CurrentVideoInput;
QVector<CVideoDeviceTuner> m_Tuners;
int m_CurrentTuner;
QVector<CVideoAudioInput> m_AudioInputs;
int m_CurrentAudioInput;
CVideoDeviceOptions *m_pSettings;
CVideoSettingsDlg *pSettingsDlg;
struct video_picture m_VPic;
struct video_mbuf m_VMBuf;
struct video_mmap m_VMMap;
bool TryPalette(int palette, int depth);
void SetPalette();
virtual void CreateImagesRGB();
virtual void DeleteImagesRGB();
virtual void CreateImagesYUV();
virtual void DeleteImagesYUV();
private slots:
void VideoInputSwitched(int);
void NewFrequency(float);
protected:
virtual bool Init();
virtual void Exit();
virtual bool StartCapture();
virtual void StopCapture();
virtual void run();
public:
CVideoDeviceLinux(const QString &node_name);
~CVideoDeviceLinux();
void SetConfiguration(const QDomNode &);
void GetConfiguration(QDomNode &) const;
virtual long GetDescriptor() const;
virtual void Mute(bool on) const;
/* These are for Linux only */
QSize GetMinSize() const;
QSize GetMaxSize() const;
void SetSize(const QSize &new_size);
bool HasFramerate() const;
int GetFramerate() const;
void SetFramerate(int fps);
int GetBrightness() const;
bool SetBrightness(int val);
int GetContrast() const;
bool SetContrast(int val);
int GetHue() const;
bool SetHue(int val);
int GetColour() const;
bool SetColour(int val);
int GetWhiteness() const;
bool SetWhiteness(int val);
virtual int GetNumberOfInputs() const;
virtual void SetInput(int);
virtual int GetInput() const;
virtual int GetNumberOfTuners() const;
virtual void SetTuner(int);
virtual int GetTuner() const;
CVideoDeviceInput *GetVideoInput(int number = -1) const;
CVideoDeviceTuner *GetVideoTuner(int number = -1) const;
public: /* overloaded slots */
virtual void ShowDisplayDialog();
virtual void ShowFormatDialog();
virtual void ShowSourceDialog();
};
#endif
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