(sis) branch geoapi-4.0 updated: Avoid a raster copy in gimi MatrixGridResource

[jsorel]

This is an automated email from the ASF dual-hosted git repository.

jsorel pushed a commit to branch geoapi-4.0
in repository https://gitbox.apache.org/repos/asf/sis.git


The following commit(s) were added to refs/heads/geoapi-4.0 by this push:
     new 97a7d215f4 Avoid a raster copy in gimi MatrixGridResource
97a7d215f4 is described below

commit 97a7d215f44dfe4e08fdacb599f3c4efa0313b47
Author: jsorel <johann.so...@geomatys.com>
AuthorDate: Mon Oct 14 11:57:05 2024 +0200

    Avoid a raster copy in gimi MatrixGridResource
---
 .../sis/storage/gimi/internal/MatrixGridRessource.java      | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git 
a/incubator/src/org.apache.sis.storage.gimi/main/org/apache/sis/storage/gimi/internal/MatrixGridRessource.java
 
b/incubator/src/org.apache.sis.storage.gimi/main/org/apache/sis/storage/gimi/internal/MatrixGridRessource.java
index 9fe163fe80..72817b3b51 100644
--- 
a/incubator/src/org.apache.sis.storage.gimi/main/org/apache/sis/storage/gimi/internal/MatrixGridRessource.java
+++ 
b/incubator/src/org.apache.sis.storage.gimi/main/org/apache/sis/storage/gimi/internal/MatrixGridRessource.java
@@ -124,8 +124,17 @@ public abstract class MatrixGridRessource extends 
TiledGridResource {
                         long[] tileCoord = 
iterator.getTileCoordinatesInResource();
                         final RenderedImage image = getTileImage(tileCoord);
                         var s = new Snapshot(iterator);
-                        Raster raster = (image instanceof BufferedImage) ? 
((BufferedImage)image).getRaster() : image.getData();
-                        raster = raster.createTranslatedChild(s.originX, 
s.originY);
+                        Raster raster;
+                        if (image instanceof BufferedImage) {
+                            raster = ((BufferedImage)image).getRaster();
+                        } else if (image.getNumXTiles() == 1 && 
image.getNumYTiles() == 1) {
+                            raster = image.getTile(0, 0);
+                        } else {
+                            raster = image.getData();
+                        }
+                        if (s.originX != 0 || s.originY != 0) {
+                            raster = raster.createTranslatedChild(s.originX, 
s.originY);
+                        }
                         result[iterator.getTileIndexInResultArray()] = raster;
                     }
                 } while (iterator.next());