File content as of revision 0:2a9734a95d55:

#ifndef LOGITECH_C270_H
#define LOGITECH_C270_H

#define C270_160x120 2
#define C270_176x144 3
#define C270_320x176 4
#define C270_320x240 5
#define C270_352x288 6
#define C270_432x240 7
#define C270_640x480 1
#define C270_544x288 8
#define C270_640x360 9
#define C270_752x416 10
#define C270_800x448 11
#define C270_800x600 12

#define _30FPS  333333
#define _25FPS  400000
#define _20FPS  500000
#define _15FPS  666666
#define _10FPS 1000000
#define _5FPS  2000000

#define C270_MJPEG 2
#define C270_YUV2  1

#define SET_CUR  0x01
#define GET_CUR  0x81
#define GET_MIN  0x82
#define GET_MAX  0x83
#define GET_RES  0x84
#define GET_LEN  0x85
#define GET_INFO 0x86
#define GET_DEF  0x87

#define VS_PROBE_CONTROL  0x01
#define VS_COMMIT_CONTROL 0x02

class LogitechC270 {
public:
    LogitechC270(int frame = C270_160x120, uint32_t interval = _5FPS, ControlEp* ctlEp = NULL);
    void poll();
    int Control(int req, int cs, int index, uint8_t* buf, int size);
    uint16_t vid;
    uint16_t pid;
    ControlEp* m_ctlEp;
    IsochronousEp* m_isoEp;
    uint32_t report_cc_count[16];  // ConditionCode
    uint32_t report_ps_cc_count[16]; // Packt Status ConditionCode
    // callback
    void onResult(uint16_t frame, uint8_t* buf, int len);
    void setOnResult( void (*pMethod)(uint16_t, uint8_t*, int) )
    {
        m_pCb = pMethod;
        m_pCbItem = NULL;
        m_pCbMeth = NULL;
    }
    
    class CDummy;
    template<class T> 
    void setOnResult( T* pItem, void (T::*pMethod)(uint16_t, uint8_t*, int) )
    {
        m_pCb = NULL;
        m_pCbItem = (CDummy*) pItem;
        m_pCbMeth = (void (CDummy::*)(uint16_t, uint8_t*, int)) pMethod;
    }
    void clearOnResult()
    {
        m_pCb = NULL;
        m_pCbItem = NULL;
        m_pCbMeth = NULL;
    }
    CDummy* m_pCbItem;
    void (CDummy::*m_pCbMeth)(uint16_t, uint8_t*, int);
    void (*m_pCb)(uint16_t, uint8_t*, int);
};
#endif //LOGITECH_C270_H