From b2f249cbfdad6b693ef1917d3bac4cd935452de1 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Sun, 9 Aug 2026 15:27:44 +0530
Subject: [PATCH] dont upscale demo videos

---
 docs/_static/custom.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/docs/_static/custom.js b/docs/_static/custom.js
index 14e68047a..228cbbcfc 100644
--- a/docs/_static/custom.js
+++ b/docs/_static/custom.js
@@ -79,6 +79,10 @@ function init_shader_modals() {
 
     function open_modal(video_src) {
         video.innerHTML = '<source src="' + video_src + '" type="video/webm">';
+        video.addEventListener('loadedmetadata', function on_meta() {
+            video.style.width = video.videoWidth + 'px';
+            video.removeEventListener('loadedmetadata', on_meta);
+        });
         video.load();
         video.play();
         overlay.classList.add('active');
@@ -89,6 +93,7 @@ function init_shader_modals() {
         overlay.classList.remove('active');
         video.pause();
         video.innerHTML = '';
+        video.style.width = '';
         document.body.classList.remove('shader-modal-open');
     }