Use specific image type

proposals/4230-animated-image-flag.md

@@ -12,7 +12,7 @@ animation to start without a delay while it's downloaded.
 
 ## Proposal
 
-We add an optional boolean flag, `ia_animated` to the `info` object of image events indicating if
+We add an optional boolean flag, `ia_animated` to the `info` object of `m.image` events indicating if
 the image is animated or not. This SHOULD match whether the original image contains animation. Note
 that this will require clients probe the image file for animation. Simpler clients may, therefore,
 choose to not send this value at all, or always set it to false, meaning receiving clients are
@@ -61,6 +61,8 @@ clients needing to download the original to probe for animation.
 We could require that servers, or clients in the case of encrypted rooms, preserve animation on
 thumbnailing. This is quite a burden for clients and would make thumbnails larger.
 
+This could also potentially be extended to `m.sticker` events.
+
 ## Security considerations
 
 Potential for clients to lie about the flag and cause unexpected animation is covered in 'Potential