diff --git a/sdk/objc/components/renderer/metal/RTCMTLI420Renderer.mm b/sdk/objc/components/renderer/metal/RTCMTLI420Renderer.mm
index f4c76fa313..eba8800240 100644
--- a/sdk/objc/components/renderer/metal/RTCMTLI420Renderer.mm
+++ b/sdk/objc/components/renderer/metal/RTCMTLI420Renderer.mm
@@ -116,6 +116,13 @@ static NSString *const shaderSource = MTL_STRINGIFY(
     return NO;
   }
 
+  // Chroma size must be >= 1 as per the Apple documentation, so skip ?x1
+  // and 1x? frames.
+  // See: https://bugs.chromium.org/p/webrtc/issues/detail?id=14892
+  if (frame.width < 2 || frame.height < 2) {
+    return NO;
+  }
+
   id<RTC_OBJC_TYPE(RTCI420Buffer)> buffer = [frame.buffer toI420];
 
   // Luma (y) texture.