createGroup method
Implementation
Future<FilterGroup> createGroup() async {
try {
final index = await _methodChannel.invokeMethod('create');
if (defaultTargetPlatform == TargetPlatform.iOS) {
return _CIFilterGroup(index);
}
if (defaultTargetPlatform == TargetPlatform.android) {
return _GPUImageFilterGroup(index);
}
} catch (error) {
print(error);
rethrow;
}
throw UnsupportedError('$defaultTargetPlatform');
}