From: Kostya Shishkov <kostya.shishkov@gmail.com>
Date: Fri, 21 Mar 2025 13:32:24 +0000 (+0100)
Subject: nihav-ms/imaadpcmenc: set proper block size if timebase allows it
X-Git-Url: https://git.nihav.org/?a=commitdiff_plain;h=d6c86e7abafd35c832453b671effcad26b07226e;p=nihav.git

nihav-ms/imaadpcmenc: set proper block size if timebase allows it
---

diff --git a/nihav-ms/src/codecs/imaadpcmenc.rs b/nihav-ms/src/codecs/imaadpcmenc.rs
index f5c6df0..eee51b8 100644
--- a/nihav-ms/src/codecs/imaadpcmenc.rs
+++ b/nihav-ms/src/codecs/imaadpcmenc.rs
@@ -201,6 +201,9 @@ impl NAEncoder for IMAADPCMEncoder {
                 if outinfo.block_len == 0 {
                     outinfo.block_len = DEFAULT_BLOCK_LEN;
                 }
+                if outinfo.block_len == 1 && encinfo.tb_den != outinfo.sample_rate {
+                    outinfo.block_len = ((u64::from(outinfo.sample_rate) * u64::from(encinfo.tb_num) / u64::from(encinfo.tb_den) + 3) & !3) as usize;
+                }
                 if outinfo.block_len < 2 {
                     outinfo.block_len = 2;
                 }