From 0c4ea45548ae8fcdf95a3408cf851f5d4aa8c6cc Mon Sep 17 00:00:00 2001
From: Matthew Waters <matthew@centricular.com>
Date: Tue, 3 Jun 2025 00:03:56 +1000
Subject: [PATCH] cea708overlay: also reset the output size on flush stop

Otherwise, a flushing seek may cause no captions to be displayed.

Fixes https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs/-/issues/695

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs/-/merge_requests/2270>
---
 video/closedcaption/src/cea708overlay/imp.rs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/video/closedcaption/src/cea708overlay/imp.rs b/video/closedcaption/src/cea708overlay/imp.rs
index c8380d3f7..dda394454 100644
--- a/video/closedcaption/src/cea708overlay/imp.rs
+++ b/video/closedcaption/src/cea708overlay/imp.rs
@@ -452,6 +452,13 @@ impl Cea708Overlay {
                 state
                     .cea708_renderer
                     .set_safe_title_area(settings.safe_width, settings.safe_height);
+                if let Some((width, height)) = state
+                    .video_info
+                    .as_ref()
+                    .map(|vinfo| (vinfo.width(), vinfo.height()))
+                {
+                    state.cea708_renderer.set_video_size(width, height);
+                }
                 drop(state);
 
                 gst::Pad::event_default(pad, Some(&*self.obj()), event)