From 9a442b5871a92c2aeb6ef8b4bfcf8444f450fcd5 Mon Sep 17 00:00:00 2001
From: Bramart <martial@nomalab.com>
Date: Fri, 26 Jan 2024 15:52:43 +0100
Subject: [PATCH] clone frame when filtering to avoid losing frame properties

---
 src/filter_graph.rs | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/filter_graph.rs b/src/filter_graph.rs
index 90accd1..6135e44 100644
--- a/src/filter_graph.rs
+++ b/src/filter_graph.rs
@@ -250,7 +250,10 @@ impl FilterGraph {
         for input in &self.audio_inputs {
           if let Some(label) = &frame.name {
             if input.get_label() == *label {
-              check_result!(av_buffersrc_add_frame(input.context, frame.frame));
+              check_result!(av_buffersrc_add_frame(
+                input.context,
+                av_frame_clone(frame.frame)
+              ));
             }
           }
         }
@@ -259,7 +262,10 @@ impl FilterGraph {
         for input in &self.video_inputs {
           if let Some(label) = &frame.name {
             if input.get_label() == *label {
-              check_result!(av_buffersrc_add_frame(input.context, frame.frame));
+              check_result!(av_buffersrc_add_frame(
+                input.context,
+                av_frame_clone(frame.frame)
+              ));
             }
           }
         }