21 июн. 2017 г. · The other answers seem overly complicated if you just want the width and height of an image in an async function. You can get the image ...

26 февр. 2019 г. · I am working on an app that contains a ListView of Cards. Each card is inside a Container and contains an image (with fixed height and width) and a text.

11 сент. 2019 г. · This approach allows you to bypass the asynchronous operations with images, making the process of retrieving their sizes simpler and faster.

16 мар. 2020 г. · To get the original size of a network image, you could use the image_pixels library. Here is how to use it.

28 окт. 2020 г. · 5 Answers. Use lengthInBytes . Here is a solution using a function that will provide you with the file size as a neat formatted string.

23 янв. 2023 г. · You will get the size of the image from getImageSize() Function and then you have to put a condition for size like, if(Size > 1MB or 1024KB)

20 апр. 2022 г. · You can get the size of the network Image by HTTP head request. http.Response r = await http.head(Uri.parse('https://i.sstatic.net/lkd0a.png'));

12 дек. 2019 г. · I want to get attribute values, such as width and height, from NetworkImage or Image.network before displaying the image.

19 мар. 2022 г. · If you want to access the size of your image you have to do it after it is render and displayed. If you use it in your state, it will probably cause glitches.

24 июн. 2021 г. · Use length or lengthSync to get the size of the file. length or lengthSync would return the size in bytes, you need to convert it to kilo-bytes or mega-bytes.