From d2e8e742eb0030f10c180fdca37db202d9fbbbf5 Mon Sep 17 00:00:00 2001
From: Calixte Denizet <calixte.denizet@gmail.com>
Date: Thu, 8 Aug 2024 14:39:09 +0200
Subject: [PATCH] [Editor] Pass a buffer instead of a typed array when passing
 image data to the model

---
 src/display/editor/stamp.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/display/editor/stamp.js b/src/display/editor/stamp.js
index fc15ea7270b79..12e9f65ff28fd 100644
--- a/src/display/editor/stamp.js
+++ b/src/display/editor/stamp.js
@@ -169,7 +169,9 @@ class StampEditor extends AnnotationEditor {
     const response = await mlManager.guess({
       name: "altText",
       request: {
-        data,
+        // Pass a buffer to avoid copy, see "run" method in:
+        //  https://searchfox.org/mozilla-central/source/toolkit/components/ml/actors/MLEngineParent.sys.mjs
+        data: data.buffer,
         width,
         height,
         channels: data.length / (width * height),