From 46e2b56c6df40f14e7fd97f6eff22cfa68dbd0c2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=BD=AD=E9=9C=87=E4=B8=9C?= <275331498@qq.com>
Date: Sun, 19 Jan 2025 17:53:18 +0800
Subject: [PATCH] pad cuts by num_samples as default

fix duration precision issue:

https://github.com/lhotse-speech/lhotse/blob/509f4a97ab79a9eaeb8ba377d2a8e4acc794e45b/lhotse/cut/set.py#L2967

0.15052083333333321 * 24000 = 3,612.5 = 3,613
0.15052083 * 24000 = 3,612.49992 = 3,612
---
 lhotse/dataset/collation.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lhotse/dataset/collation.py b/lhotse/dataset/collation.py
index 0d7816cad..39a294802 100644
--- a/lhotse/dataset/collation.py
+++ b/lhotse/dataset/collation.py
@@ -189,7 +189,7 @@ def collate_audio(
 
     cuts = maybe_pad(
         cuts,
-        duration=max(cut.duration for cut in cuts),
+        num_samples=max(cut_id2num_samples.values()),
         direction=pad_direction,
         preserve_id=True,
     )