From: Kostya Shishkov <kostya.shishkov@gmail.com>
Date: Sun, 29 Mar 2026 14:18:02 +0000 (+0200)
Subject: nihav_core/scale: fix copying packed frames
X-Git-Url: https://git.nihav.org/?a=commitdiff_plain;h=7ff8b854e3ff23847145fc6f3eda3856619a17ce;p=nihav.git

nihav_core/scale: fix copying packed frames
---

diff --git a/nihav-core/src/scale/mod.rs b/nihav-core/src/scale/mod.rs
index 4ccdb9e..1a3b8cb 100644
--- a/nihav-core/src/scale/mod.rs
+++ b/nihav-core/src/scale/mod.rs
@@ -215,6 +215,9 @@ fn copy(pic_in: &NABufferType, pic_out: &mut NABufferType)
                 let ddata = dbuf.get_data_mut().unwrap();
                 let dst = &mut ddata[doff..];
                 let copy_size = sstride.min(dstride);
+                if sstride == 0 && dstride == 0 {
+                    continue;
+                }
                 for (dline, sline) in dst.chunks_exact_mut(dstride).take(h).zip(src.chunks_exact(sstride)) {
                     dline[..copy_size].copy_from_slice(&sline[..copy_size]);
                 }