Simple USBHost WebCam test program
Dependencies: F401RE-USBHost mbed
Fork of KL46Z-USBHostC270_example by
WebカメラからJPEG画像を読み取るテストプログラムです。
使い方はKL46Z-USBHostC270_exampleと同じです。
動作確認カメラ: Logitech C270, Logitech C210, Logitech Q200R(Qcam Orbit AF), LifeCam VX-500
KL46Z-USBHostC270/USBHostC270.h
- Committer:
- va009039
- Date:
- 2014-01-27
- Revision:
- 0:a72d9b047d8d
File content as of revision 0:a72d9b047d8d:
// Simple USBHost Logtigech C270 for FRDM-KL46Z #include "USBHost.h" #include "BaseUvc.h" #include "decodeMJPEG.h" // Logitech C270 #define C270_VID 0x046d #define C270_PID 0x0825 #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 C270_MJPEG 2 #define C270_YUV2 1 #define C270_EN 0x81 #define C270_MPS 192 #define C270_IF_ALT 1 class USBHostC270 : public BaseUvc, public decodeMJPEG { public: USBHostC270(int formatIndex = C270_MJPEG, int frameIndex = C270_160x120, uint32_t interval = _5FPS); /** * read jpeg image * * @param buf read buffer * @param size buffer size * @param timeout_ms timeout default 15sec * @return jpeg size if read success else -1 */ int readJPEG(uint8_t* buf, int size, int timeout_ms = 15*1000); Report* report; private: int _formatIndex; int _frameIndex; uint32_t _interval; uint8_t _seq; uint8_t* _buf; int _pos; int _size; void setup(); virtual void outputJPEG(uint8_t c, int status); // from decodeMJPEG void callback_motion_jpeg(uint16_t frame, uint8_t* buf, int len); };