Method set_default_device

DSView/pv/sigsession.cpp:178–214

    }

    bool SigSession::set_default_device()
    {
        assert(!_is_saving);
        
        if (_is_working){
            dsv_info("SigSession::set_default_device()，The current device is working, now to stop it.");
            dsv_info("SigSession::set_default_device(), stop capture");
            stop_capture();
        }

        struct ds_device_base_info *array = NULL;
        int count = 0;

        dsv_info("Set default device.");

        if (ds_get_device_list(&array, &count) != SR_OK)
        {
            dsv_err("Get device list error!");
            return false;
        }
        if (count < 1 || array == NULL)
        {
            dsv_err("Error! Device list is empty, can't set default device.");
            return false;
        }

        struct ds_device_base_info *dev = (array + count - 1);
        ds_device_handle dev_handle = dev->handle;

        free(array);

        if (set_device(dev_handle))
        {
            return true;
        }
        return false;
    }

    bool SigSession::set_device(ds_device_handle dev_handle)
    {