check storage_mode when computing chunk sizes

peterhillman · peterhillman · commit 5f88ef5befd9 · 2025-10-30T14:21:46.000+13:00
Signed-off-by: Peter Hillman &lt;peterh@wetafx.co.nz&gt;
diff --git a/src/lib/OpenEXRCore/parse_header.c b/src/lib/OpenEXRCore/parse_header.c
@@ -2492,7 +2492,9 @@ internal_exr_compute_chunk_offset_size (exr_priv_part_t curpart)
 
     w = (uint64_t) (((int64_t) dw.max.x) - ((int64_t) dw.min.x) + 1);
 
-    if (curpart->tiles)
+    if (curpart->storage_mode != EXR_STORAGE_SCANLINE &&
+       curpart->storage_mode != EXR_STORAGE_DEEP_SCANLINE &&
+       curpart->tiles)
     {
         const exr_attr_tiledesc_t* tiledesc  = curpart->tiles->tiledesc;
         int64_t                    tilecount = 0;

Original file line number	Diff line number	Diff line change
`@@ -2492,7 +2492,9 @@ internal_exr_compute_chunk_offset_size (exr_priv_part_t curpart)`
`2492`	`2492`
`2493`	`2493`	`w = (uint64_t) (((int64_t) dw.max.x) - ((int64_t) dw.min.x) + 1);`
`2494`	`2494`
`2495`		`- if (curpart->tiles)`
	`2495`	`+ if (curpart->storage_mode != EXR_STORAGE_SCANLINE &&`
	`2496`	`+ curpart->storage_mode != EXR_STORAGE_DEEP_SCANLINE &&`
	`2497`	`+ curpart->tiles)`
`2496`	`2498`	`{`
`2497`	`2499`	`const exr_attr_tiledesc_t* tiledesc = curpart->tiles->tiledesc;`
`2498`	`2500`	`int64_t tilecount = 0;`