Add missing typecast

Change-Id: Id4662d889a75ebf6d4f3886b6b272a84ea0b6bbb

1 files changed, 1 insertions, 1 deletions

diff --git a/src/heif_decoder.c b/src/heif_decoder.c
index 4e630ee..4eadb40 100644
--- a/src/heif_decoder.c
+++ b/src/heif_decoder.c
@@ -295,7 +295,7 @@ static int __combine_rgb(heif_image_t *tile_image, unsigned int pos_x, unsigned
 	// When you want to tile the walls in the bathroom, the tiles are sized at the factory.
 	// Therefore, you may not be able to tile it to fit exactly the walls of the bathroom.
 	// If it doesn't fit, the tiles at the corner must be cut and pasted.
-	copy_n = (combine_image->width < (pos_x + tile_image->width)) ? (combine_image->width - pos_x) * bpp : tile_stride;
+	copy_n = (combine_image->width < (pos_x + tile_image->width)) ? (size_t)((combine_image->width - pos_x) * bpp) : tile_stride;
 
 	ptr_src = tile_image->data;
 	ptr_dst = combine_image->data + pos_y * combine_stride + pos_x * bpp;