var image = await ImagePicker. pickImage(source: imageSource, imageQuality: 50, maxHeight: 500.0, maxWidth: 500.0); Then create a multipart file with that image, add it to form data, and send the form data to the server using post request with dio library .
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How to save a file locally with Flutter(Image, Text)
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“get image file from assets in Flutter” Code Answer
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How to include images in your Flutter app
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In Flutter, displaying an image can be done by using Image widget. Flutter provides a named constructor File. Image which can be used if the image source is from a file.
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Identifies an image without committing to the precise final asset . This allows a set of images to be identified and for the precise image to later be resolved based on the environment, e.g. the device pixel ratio. To obtain an ImageStream from an ImageProvider, call resolve, passing it an ImageConfiguration object.
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