src/add-ons/media/media-add-ons/usb_webcam/sensors/pb0100.cpp

   1 /*
   2  * Copyright 2004-2008, François Revol, <revol@free.fr>.
   3  * Distributed under the terms of the MIT License.
   4  */
   5
   6 #include "CamSensor.h"
   7 #include "CamDebug.h"
   8
   9 #define PB_ADDR_QC      0xba
  10
  11 #define PB_IDENT        0x00
  12
  13
  14 class PB0100Sensor : public CamSensor {
  15 public:
  16         PB0100Sensor(CamDevice *_camera);
  17         ~PB0100Sensor();
  18         virtual status_t        Probe();
  19
  20         virtual uint8           IICReadAddress() const { return PB_ADDR_QC; };
  21         virtual uint8           IICWriteAddress() const { return PB_ADDR_QC; };
  22 };
  23
  24
  25 PB0100Sensor::PB0100Sensor(CamDevice *_camera)
  26 : CamSensor(_camera)
  27 {
  28                 Device()->SetIICBitsMode(16);
  29
  30 }
  31
  32
  33 PB0100Sensor::~PB0100Sensor()
  34 {
  35 }
  36
  37
  38 status_t
  39 PB0100Sensor::Probe()
  40 {
  41         status_t err;
  42         uint16 data;
  43         PRINT((CH "()" CT));
  44         Device()->SetIICBitsMode(16);
  45         // QuickCam only ?
  46         err = Device()->ReadIIC16(PB_IDENT, &data);
  47         if (err < B_OK)
  48                 return ENODEV;
  49         if (data == 0x64) {
  50                 PRINT((CH ": found %s sensor!" CT, Name()));
  51                 return B_OK;
  52         }
  53         return ENODEV;
  54 }
  55
  56
  57 B_WEBCAM_DECLARE_SENSOR(PB0100Sensor, pb0100)
  58