UVC错误码

typedef enum uvc_error {
    /** Success (no error) */
    UVC_SUCCESS = 0,
    /** Input/output error */
    UVC_ERROR_IO = -1,
    /** Invalid parameter */
    UVC_ERROR_INVALID_PARAM = -2,
    /** Access denied */
    UVC_ERROR_ACCESS = -3,
    /** No such device */
    UVC_ERROR_NO_DEVICE = -4,
    /** Entity not found */
    UVC_ERROR_NOT_FOUND = -5,
    /** Resource busy */
    UVC_ERROR_BUSY = -6,
    /** Operation timed out */
    UVC_ERROR_TIMEOUT = -7,
    /** Overflow */
    UVC_ERROR_OVERFLOW = -8,
    /** Pipe error */
    UVC_ERROR_PIPE = -9,
    /** System call interrupted */
    UVC_ERROR_INTERRUPTED = -10,
    /** Insufficient memory */
    UVC_ERROR_NO_MEM = -11,
    /** Operation not supported */
    UVC_ERROR_NOT_SUPPORTED = -12,
    /** Device is not UVC-compliant */
    UVC_ERROR_INVALID_DEVICE = -50,
    /** Mode not supported */
    UVC_ERROR_INVALID_MODE = -51,
    /** Resource has a callback (can't use polling and async) */
    UVC_ERROR_CALLBACK_EXISTS = -52,
    /** Undefined error */
    UVC_ERROR_OTHER = -99
} uvc_error_t;