From 521ba8f65a63ef251ea8ffb26c6a3ea09e021cda Mon Sep 17 00:00:00 2001
From: Seungha Yang <seungha@centricular.com>
Date: Mon, 10 Jul 2023 22:45:49 +0900
Subject: [PATCH] qt6: Set sampler filtering method

QQuickItem::smooth property doesn't seem to be propagated to
newly created QSGSimpleTextureNode automatically.

Fixes: https://gitlab.freedesktop.org/gstreamer/gstreamer/-/issues/2793
Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/5004>
---
 subprojects/gst-plugins-good/ext/qt6/qt6glitem.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/subprojects/gst-plugins-good/ext/qt6/qt6glitem.cc b/subprojects/gst-plugins-good/ext/qt6/qt6glitem.cc
index a88d212fab..26d2385ba0 100644
--- a/subprojects/gst-plugins-good/ext/qt6/qt6glitem.cc
+++ b/subprojects/gst-plugins-good/ext/qt6/qt6glitem.cc
@@ -291,7 +291,10 @@ Qt6GLVideoItem::updatePaintNode(QSGNode * oldNode,
     gst_gl_context_activate (this->priv->other_context, TRUE);
 
   if (!texNode) {
+    bool is_smooth = this->smooth ();
     texNode = new GstQSG6OpenGLNode (this);
+    texNode->setFiltering (is_smooth ? QSGTexture::Filtering::Linear :
+        QSGTexture::Filtering::Nearest);
     this->priv->m_node = texNode;
   }