From 3160442b8b65d26f0f11f6ae6be666fd20cf0124 Mon Sep 17 00:00:00 2001
From: Robin <robin@robin.town>
Date: Fri, 25 Mar 2022 12:40:49 -0400
Subject: [PATCH] Floor media dimensions to prevent blurhash errors (#8157)

---
 src/settings/enums/ImageSize.ts       | 4 ++--
 test/settings/enums/ImageSize-test.ts | 4 ++++
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/settings/enums/ImageSize.ts b/src/settings/enums/ImageSize.ts
index ed59723d04..93cc236273 100644
--- a/src/settings/enums/ImageSize.ts
+++ b/src/settings/enums/ImageSize.ts
@@ -52,9 +52,9 @@ export function suggestedSize(size: ImageSize, contentSize: Dimensions, maxHeigh
 
     if (constrainedSize.h * aspectRatio < constrainedSize.w) {
         // Height dictates width
-        return { w: constrainedSize.h * aspectRatio, h: constrainedSize.h };
+        return { w: Math.floor(constrainedSize.h * aspectRatio), h: constrainedSize.h };
     } else {
         // Width dictates height
-        return { w: constrainedSize.w, h: constrainedSize.w / aspectRatio };
+        return { w: constrainedSize.w, h: Math.floor(constrainedSize.w / aspectRatio) };
     }
 }
diff --git a/test/settings/enums/ImageSize-test.ts b/test/settings/enums/ImageSize-test.ts
index 97da1fbe20..55de23f924 100644
--- a/test/settings/enums/ImageSize-test.ts
+++ b/test/settings/enums/ImageSize-test.ts
@@ -34,5 +34,9 @@ describe("ImageSize", () => {
             const size = suggestedSize(ImageSize.Normal, { w: null, h: null });
             expect(size).toStrictEqual({ w: 324, h: 324 });
         });
+        it("returns integer values", () => {
+            const size = suggestedSize(ImageSize.Normal, { w: 642, h: 350 }); // does not divide evenly
+            expect(size).toStrictEqual({ w: 324, h: 176 });
+        });
     });
 });