def _getInterfaceInfos(self):
"""
Gets interface info of all available interfaces.
:returns: list -- interface info for available interfaces.
"""
if self._interfaceInfos is None:
# args
dummyInterfaceInfo = structs.VimbaInterfaceInfo()
numFound = c_uint32(-1)
# call once just to get the number of interfaces
# Vimba DLL will return an error code
errorCode = VimbaDLL.interfacesList(byref(dummyInterfaceInfo), 0,
byref(numFound),
sizeof(dummyInterfaceInfo))
if errorCode != 0:
print errorCode
raise VimbaException(errorCode)
numInterfaces = numFound.value
# args
interfaceInfoArray = (structs.VimbaInterfaceInfo * numInterfaces)()
# call again to get the features
# Vimba DLL will return an error code
errorCode = VimbaDLL.interfacesList(interfaceInfoArray,
numInterfaces, byref(numFound),
sizeof(dummyInterfaceInfo))
if errorCode != 0:
raise VimbaException(errorCode)
self._interfaceInfos = list(
interfaceInfo for interfaceInfo in interfaceInfoArray)
return self._interfaceInfos
def _getInterfaceInfos(self):
"""
Gets interface info of all available interfaces.
:returns: list -- interface info for available interfaces.
"""
if self._interfaceInfos is None:
# args
dummyInterfaceInfo = structs.VimbaInterfaceInfo()
numFound = c_uint32(-1)
# call once just to get the number of interfaces
# Vimba DLL will return an error code
errorCode = VimbaDLL.interfacesList(byref(dummyInterfaceInfo),
0,
byref(numFound),
sizeof(dummyInterfaceInfo))
if errorCode != 0:
print errorCode
raise VimbaException(errorCode)
numInterfaces = numFound.value
# args
interfaceInfoArray = (structs.VimbaInterfaceInfo * numInterfaces)()
# call again to get the features
# Vimba DLL will return an error code
errorCode = VimbaDLL.interfacesList(interfaceInfoArray,
numInterfaces,
byref(numFound),
sizeof(dummyInterfaceInfo))
if errorCode != 0:
raise VimbaException(errorCode)
self._interfaceInfos = list(
interfaceInfo for interfaceInfo in interfaceInfoArray)
return self._interfaceInfos
