Improve performance with big images. Feedback is appreciated.

app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/pager/PageView.kt

@@ -62,7 +62,8 @@ class PageView @JvmOverloads constructor(context: Context, attrs: AttributeSet?
             setDoubleTapZoomStyle(com.davemorrissey.labs.subscaleview.SubsamplingScaleImageView.ZOOM_FOCUS_FIXED)
             setPanLimit(com.davemorrissey.labs.subscaleview.SubsamplingScaleImageView.PAN_LIMIT_INSIDE)
             setMinimumScaleType(reader.scaleType)
-            setMinimumDpi(50)
+            setMinimumDpi(100)
+            setMinimumTileDpi(180)
             setRegionDecoderClass(reader.regionDecoderClass)
             setBitmapDecoderClass(reader.bitmapDecoderClass)
             setVerticalScrollingParent(reader is VerticalReader)

app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/webtoon/WebtoonHolder.kt

@@ -49,7 +49,8 @@ class WebtoonHolder(private val view: View, private val adapter: WebtoonAdapter)
             setDoubleTapZoomStyle(SubsamplingScaleImageView.ZOOM_FOCUS_FIXED)
             setPanLimit(SubsamplingScaleImageView.PAN_LIMIT_INSIDE)
             setMinimumScaleType(SubsamplingScaleImageView.SCALE_TYPE_FIT_WIDTH)
-            maxScale = 10f
+            setMinimumDpi(100)
+            setMinimumTileDpi(180)
             setRegionDecoderClass(webtoonReader.regionDecoderClass)
             setBitmapDecoderClass(webtoonReader.bitmapDecoderClass)
             setVerticalScrollingParent(true)