Grab_Callback Namespace Reference

Functions
def	decoding_char (ctypes_char_array)
def	image_callback2 (pstFrame, pUser, bAutoFree)

Variables
	currentsystem = platform.system()
	input_func = raw_input
	fun_ctype = get_platform_functype()
	FrameInfoCallBack2 = fun_ctype(None, POINTER(MV_FRAME_OUT), c_void_p, c_bool)
	CALL_BACK_FUN2 = FrameInfoCallBack2(image_callback2)
	SDKVersion = MvCamera.MV_CC_GetSDKVersion()
	deviceList = MV_CC_DEVICE_INFO_LIST()
tuple	tlayerType
	ret = MvCamera.MV_CC_EnumDevices(tlayerType, deviceList)
	mvcc_dev_info = cast(deviceList.pDeviceInfo[i], POINTER(MV_CC_DEVICE_INFO)).contents
def	strModeName = decoding_char(mvcc_dev_info.SpecialInfo.stGigEInfo.chModelName)
def	strSerialNumber = decoding_char(mvcc_dev_info.SpecialInfo.stGigEInfo.chSerialNumber)
tuple	nip1 = ((mvcc_dev_info.SpecialInfo.stGigEInfo.nCurrentIp & 0xff000000) >> 24)
tuple	nip2 = ((mvcc_dev_info.SpecialInfo.stGigEInfo.nCurrentIp & 0x00ff0000) >> 16)
tuple	nip3 = ((mvcc_dev_info.SpecialInfo.stGigEInfo.nCurrentIp & 0x0000ff00) >> 8)
tuple	nip4 = (mvcc_dev_info.SpecialInfo.stGigEInfo.nCurrentIp & 0x000000ff)
	nConnectionNum = input_func("please input the number of the device to connect:")
	cam = MvCamera()
	stDeviceList = cast(deviceList.pDeviceInfo[int(nConnectionNum)], POINTER(MV_CC_DEVICE_INFO)).contents
	nPacketSize = cam.MV_CC_GetOptimalPacketSize()

Function Documentation

decoding_char()

def Grab_Callback.decoding_char

(

ctypes_char_array

)

Safely decode a string from a ctypes character array.
Compatible with Python 2.x and 3.x, as well as 32-bit and 64-bit environments.

image_callback2()

def Grab_Callback.image_callback2	(		pstFrame,
			pUser,
			bAutoFree
	)

Variable Documentation

currentsystem

currentsystem = platform.system()

input_func

input_func = raw_input

fun_ctype

fun_ctype = get_platform_functype()

FrameInfoCallBack2

FrameInfoCallBack2 = fun_ctype(None, POINTER(MV_FRAME_OUT), c_void_p, c_bool)

CALL_BACK_FUN2

CALL_BACK_FUN2 = FrameInfoCallBack2(image_callback2)

SDKVersion

SDKVersion = MvCamera.MV_CC_GetSDKVersion()

deviceList

deviceList = MV_CC_DEVICE_INFO_LIST()

tlayerType

tuple tlayerType

Initial value:

=  (MV_GIGE_DEVICE | MV_USB_DEVICE | MV_GENTL_CAMERALINK_DEVICE
                      | MV_GENTL_CXP_DEVICE | MV_GENTL_XOF_DEVICE)

ret

ret = MvCamera.MV_CC_EnumDevices(tlayerType, deviceList)

mvcc_dev_info

mvcc_dev_info = cast(deviceList.pDeviceInfo[i], POINTER(MV_CC_DEVICE_INFO)).contents

strModeName

def strModeName = decoding_char(mvcc_dev_info.SpecialInfo.stGigEInfo.chModelName)

strSerialNumber

def strSerialNumber = decoding_char(mvcc_dev_info.SpecialInfo.stGigEInfo.chSerialNumber)

nip1

tuple nip1 = ((mvcc_dev_info.SpecialInfo.stGigEInfo.nCurrentIp & 0xff000000) >> 24)

nip2

tuple nip2 = ((mvcc_dev_info.SpecialInfo.stGigEInfo.nCurrentIp & 0x00ff0000) >> 16)

nip3

tuple nip3 = ((mvcc_dev_info.SpecialInfo.stGigEInfo.nCurrentIp & 0x0000ff00) >> 8)

nip4

tuple nip4 = (mvcc_dev_info.SpecialInfo.stGigEInfo.nCurrentIp & 0x000000ff)

nConnectionNum

nConnectionNum = input_func("please input the number of the device to connect:")

cam

cam = MvCamera()

stDeviceList

stDeviceList = cast(deviceList.pDeviceInfo[int(nConnectionNum)], POINTER(MV_CC_DEVICE_INFO)).contents

nPacketSize

nPacketSize = cam.MV_CC_GetOptimalPacketSize()