ImageUtils.kt

import android.graphics.BitmapFactory
import android.net.Uri

class ImageUtils {
    companion object {
        @JvmStatic
        fun getImageInfoFromUri(fileUri: Uri): ImageInfo {
            val options = BitmapFactory.Options().apply {
                inJustDecodeBounds = true
            }
            BitmapFactory.decodeFile(fileUri.path, options)

            return ImageInfo(width = options.outWidth, height = options.outHeight, mimeType = options.outMimeType)
        }
    }

    class ImageInfo(val width: Int, val height: Int, val mimeType: String?) {
        fun isValid() = width != -1 && height != -1
        fun hasValidMimeType() = mimeType != null
    }

}