Scale up album images and blurhashes to fill image slot.

lib/components/album_image.dart

@@ -166,9 +166,11 @@ class BareAlbumImage extends ConsumerWidget {
     var localPlaceholder = placeholderBuilder;
     if (blurHash != null) {
       localPlaceholder ??= (_) => Image(
-            fit: BoxFit.cover,
+            fit: BoxFit.contain,
             image: BlurHashImage(
               blurHash,
+              // Allow scaling blurhashes up to 3200 pixels wide by setting scale
+              scale: 0.01,
             ),
           );
     }

lib/services/album_image_provider.dart

@@ -1,4 +1,5 @@
 import 'dart:async';
+import 'dart:ui';
 
 import 'package:finamp/models/finamp_models.dart';
 import 'package:flutter/cupertino.dart';
@@ -74,11 +75,13 @@ final AutoDisposeProviderFamily<ImageProvider?, AlbumImageRequest>
           request.maxWidth.toString() +
           request.maxHeight.toString();
     }
-    return CachedImage(NetworkImage(imageUrl.toString()), key);
+    // Allow drawing albums up to 4X intrinsic size by setting scale
+    return CachedImage(NetworkImage(imageUrl.toString(), scale: 0.25), key);
   }
 
   // downloads are already de-dupped by blurHash and do not need CachedImage
-  ImageProvider out = FileImage(downloadedImage!.file!);
+  // Allow drawing albums up to 4X intrinsic size by setting scale
+  ImageProvider out = FileImage(downloadedImage!.file!, scale: 0.25);
   if (request.maxWidth != null && request.maxHeight != null) {
     // Limit memory cached image size to twice displayed size
     // This helps keep cache usage by fileImages in check