From 70facfa8d32317678078f8b88fcc26b899df4c44 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Sebastian=20Dr=C3=B6ge?= <sebastian@centricular.com>
Date: Wed, 16 Dec 2020 18:32:25 +0200
Subject: [PATCH] decklinkaudiosrc: Fix duration of the first audio frame after
 each discont

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1886>
---
 sys/decklink/gstdecklinkaudiosrc.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sys/decklink/gstdecklinkaudiosrc.cpp b/sys/decklink/gstdecklinkaudiosrc.cpp
index 5824f90..7ebf010 100644
--- a/sys/decklink/gstdecklinkaudiosrc.cpp
+++ b/sys/decklink/gstdecklinkaudiosrc.cpp
@@ -654,6 +654,8 @@ retry:
   // Convert to the sample numbers
   start_offset =
       gst_util_uint64_scale (start_time, self->info.rate, GST_SECOND);
+  // Convert back to round down to a sample multiple and get rid of rounding errors
+  start_time = gst_util_uint64_scale (start_offset, GST_SECOND, self->info.rate);
 
   end_offset = start_offset + sample_count;
   end_time = gst_util_uint64_scale_int (end_offset, GST_SECOND,
-- 
2.7.4