From 407a9a82b7234b8e2a444818c1ddbb9855280c4b Mon Sep 17 00:00:00 2001
From: Kostya Shishkov <kostya.shishkov@gmail.com>
Date: Thu, 20 Mar 2025 18:09:14 +0100
Subject: [PATCH] do not try to fill too large gaps in CFR mode

---
 src/transcoder.rs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/transcoder.rs b/src/transcoder.rs
index cee575f..786aedf 100644
--- a/src/transcoder.rs
+++ b/src/transcoder.rs
@@ -243,6 +243,10 @@ impl EncoderInterface for VideoEncodeContext {
                 let mut cur_lts = *last_ts;
                 let mut next_lts = *last_ts + u64::from(self.tb_num);
                 let mut had_frame = false;
+                if cur_ts > cur_lts && (cur_ts - cur_lts) / u64::from(self.tb_den) > 16 {
+                    println!("Gap over 16 seconds between consequent frames, that's too much");
+                    return Err(EncoderError::AllocError);
+                }
                 while cur_ts >= cur_lts {
                     cfrm.ts.pts = Some(cur_lts);
                     self.encoder.encode(&cfrm)?;
-- 
2.39.5