distanceTransform static method
Future<Uint8List?>
distanceTransform({
- required CVPathFrom pathFrom,
- required String pathString,
- required int distanceType,
- required int maskSize,
Implementation
static Future<Uint8List?> distanceTransform({
required CVPathFrom pathFrom,
required String pathString,
required int distanceType,
required int maskSize,
}) async {
File _file;
Uint8List _fileAssets;
Uint8List? result;
switch (pathFrom) {
case CVPathFrom.GALLERY_CAMERA:
result = await platform.invokeMethod('distanceTransform', {
"pathType": 1,
"pathString": pathString,
"data": Uint8List(0),
'distanceType': distanceType,
'maskSize': maskSize
});
break;
case CVPathFrom.URL:
_file = await DefaultCacheManager().getSingleFile(pathString);
result = await platform.invokeMethod('distanceTransform', {
"pathType": 2,
"pathString": '',
"data": await _file.readAsBytes(),
'distanceType': distanceType,
'maskSize': maskSize
});
break;
case CVPathFrom.ASSETS:
_fileAssets = await Utils.imgAssets2Uint8List(pathString);
result = await platform.invokeMethod('distanceTransform', {
"pathType": 3,
"pathString": '',
"data": _fileAssets,
'distanceType': distanceType,
'maskSize': maskSize
});
break;
default:
_fileAssets = await Utils.imgAssets2Uint8List(pathString);
result = await platform.invokeMethod('distanceTransform', {
"pathType": 3,
"pathString": '',
"data": _fileAssets,
'distanceType': distanceType,
'maskSize': maskSize
});
}
return result;
}