[graphics/krita] plugins/impex/jxl: Fix imporitng multilayered jpegxl files

Git commit ef113caf57c876325f317e473b98d57babe1d2cd by Wolthera van Hövell, on behalf of Dmitry Kazakov.
Committed on 16/07/2026 at 16:26.
Pushed by woltherav into branch 'master'.

Fix imporitng multilayered jpegxl files

We should not include the final null-termination
character into the final layer name.

M  +3    -1    plugins/impex/jxl/JPEGXLImport.cpp

https://invent.kde.org/graphics/krita/-/commit/ef113caf57c876325f317e473b98d57babe1d2cd

diff --git a/plugins/impex/jxl/JPEGXLImport.cpp b/plugins/impex/jxl/JPEGXLImport.cpp
index b50494edc55..a2f73ab8870 100644
--- a/plugins/impex/jxl/JPEGXLImport.cpp
+++ b/plugins/impex/jxl/JPEGXLImport.cpp
@@ -874,7 +874,9 @@ JPEGXLImport::convert(KisDocument *document, QIODevice *io, KisPropertiesConfigu
                         break;
                     }
                     dbgFile << "\tlayer name:" << QString(layerNameRaw);
-                    layerName = QString(layerNameRaw);
+
+                    // do **not** include the null-termination char into the final layer name
+                    layerName = QString::fromUtf8(layerNameRaw.data(), d.m_header.name_length);
                 } else {
                     layerName = QString("Layer");
                 }