getSizeAsync method
Returns the size of the input
.
Implementation
@override
Future<Size> getSizeAsync(AsyncImageInput input) async {
final widthList = await input.getRange(0x12, 0x16);
final heightList = await input.getRange(0x16, 0x1a);
final width = convertRadix16ToInt(widthList, reverse: true);
final height = convertRadix16ToInt(heightList, reverse: true);
return Size(width, height);
}