Merge pull request #21420 from elasota/fix-last-mipmap

Fix uninitialized mipmap levels

2 files changed, 4 insertions, 4 deletions

diff --git a/modules/cvtt/image_compress_cvtt.cpp b/modules/cvtt/image_compress_cvtt.cpp
index 3a371c8597..af92861352 100644
--- a/modules/cvtt/image_compress_cvtt.cpp
+++ b/modules/cvtt/image_compress_cvtt.cpp
@@ -247,8 +247,8 @@ void image_compress_cvtt(Image *p_image, float p_lossy_quality, Image::CompressS
 		}
 
 		dst_ofs += (MAX(4, bw) * MAX(4, bh)) >> shift;
-		w >>= 1;
-		h >>= 1;
+		w = MAX(w / 2, 1);
+		h = MAX(h / 2, 1);
 	}
 
 	if (num_job_threads > 0) {
diff --git a/modules/squish/image_compress_squish.cpp b/modules/squish/image_compress_squish.cpp
index 653dd82351..bb8a4bdbea 100644
--- a/modules/squish/image_compress_squish.cpp
+++ b/modules/squish/image_compress_squish.cpp
@@ -193,8 +193,8 @@ void image_compress_squish(Image *p_image, float p_lossy_quality, Image::Compres
 			int src_ofs = p_image->get_mipmap_offset(i);
 			squish::CompressImage(&rb[src_ofs], w, h, &wb[dst_ofs], squish_comp);
 			dst_ofs += (MAX(4, bw) * MAX(4, bh)) >> shift;
-			w >>= 1;
-			h >>= 1;
+			w = MAX(w / 2, 1);
+			h = MAX(h / 2, 1);
 		}
 
 		rb = PoolVector<uint8_t>::Read();