From d537f5ba4b1380dd323197b27d349adc88eb15fd Mon Sep 17 00:00:00 2001 From: Calixte Denizet Date: Fri, 19 Jun 2026 12:45:26 +0200 Subject: [PATCH] Add support for RichMedia annotations Render `/Subtype /RichMedia` annotations so embedded video and audio can be played in the viewer. The core layer parses the `RichMediaContent` dictionary to locate the primary playable asset and its MIME type. The display layer overlays a play button on the annotation's poster; clicking it swaps in a `