From 45c2711522d2a2e3ba716272e764ef14ce2c0ec9 Mon Sep 17 00:00:00 2001
From: Juliusz Chroboczek <jch@irif.fr>
Date: Wed, 13 Jan 2021 14:20:23 +0100
Subject: [PATCH] Add contextAttributes to filter definition.

---
 static/galene.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/static/galene.js b/static/galene.js
index 431b7b8..5cb1e34 100644
--- a/static/galene.js
+++ b/static/galene.js
@@ -799,6 +799,7 @@ async function setMaxVideoThroughput(c, bps) {
  * @typedef {Object} filterDefinition
  * @property {string} [description]
  * @property {string} [contextType]
+ * @property {Object} [contextAttributes]
  * @property {(this: Filter, src: CanvasImageSource, width: number, height: number, ctx: RenderingContext) => boolean} f
  */
 
@@ -824,7 +825,9 @@ function Filter(stream, definition) {
     /** @type {HTMLCanvasElement} */
     this.canvas = document.createElement('canvas');
     /** @type {any} */
-    this.context = this.canvas.getContext(definition.contextType || '2d');
+    this.context = this.canvas.getContext(
+        definition.contextType || '2d',
+        definition.contextAttributes || null);
     /** @type {MediaStream} */
     this.captureStream = null;
     /** @type {MediaStream} */