From 0e85973e94643fbbd09197b354f388f9242c8329 Mon Sep 17 00:00:00 2001
From: Mathieu Duponchelle <mathieu@centricular.com>
Date: Wed, 29 May 2024 17:01:17 +0200
Subject: [PATCH] transcriberbin: fix regression with > 1 translation languages

By making sure to expose uniquely named pads on the inner transcription
bins.

Fixes: https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs/-/issues/552
Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs/-/merge_requests/1593>
---
 video/closedcaption/src/transcriberbin/imp.rs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/video/closedcaption/src/transcriberbin/imp.rs b/video/closedcaption/src/transcriberbin/imp.rs
index f24b7c30..951cfe30 100644
--- a/video/closedcaption/src/transcriberbin/imp.rs
+++ b/video/closedcaption/src/transcriberbin/imp.rs
@@ -300,7 +300,9 @@ impl TranscriberBin {
             channel.link_transcriber(&pad_state.transcriber)?;
 
             let srcpad =
-                gst::GhostPad::with_target(&channel.bin.static_pad("src").unwrap()).unwrap();
+                gst::GhostPad::builder_with_target(&channel.bin.static_pad("src").unwrap()).unwrap()
+                .name(format!("src_{}", channel.language))
+                .build();
 
             pad_state.transcription_bin.add_pad(&srcpad)?;
             if state.ccmux.static_pad(&channel.ccmux_pad_name).is_none() {