From e4676fded76830eac4d62356d48ffa2a1f370654 Mon Sep 17 00:00:00 2001
From: Jan Stabenow <moin@jan-stabenow.de>
Date: Tue, 18 Apr 2023 08:59:12 +0200
Subject: [PATCH] Fix empty force_key_frames value

---
 CHANGELOG.md                                  | 2 ++
 src/misc/coders/Encoders/video/H264V4L2M2M.js | 6 ++++--
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2804d20..af0b49b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,8 @@
 
 -   Add Add stream key field and protocol detection to RTMP publication service
 -   Add Chinese (simplified) translation (thanks to Huyg0180110559)
+-   Fix empty force_key_frames value
+-   Fix Fix Icecast publication service
 -   Fix imprint, terms and credit without share ([#525](https://github.com/datarhei/restreamer/issues/529))
 -   Fix proxy error on the playersite ([#525](https://github.com/datarhei/restreamer/issues/525))
 -   Fix saving RTMP advanced options ([#518](https://github.com/datarhei/restreamer/issues/518))
diff --git a/src/misc/coders/Encoders/video/H264V4L2M2M.js b/src/misc/coders/Encoders/video/H264V4L2M2M.js
index 22166ec..85e32d7 100644
--- a/src/misc/coders/Encoders/video/H264V4L2M2M.js
+++ b/src/misc/coders/Encoders/video/H264V4L2M2M.js
@@ -91,8 +91,6 @@ function createMapping(settings, stream, skills) {
 		`${settings.num_capture_buffers}`,
 		'-num_output_buffers',
 		`${settings.num_output_buffers}`,
-		'-force_key_frames',
-		`${settings.force_key_frames}`,
 		'-b:v',
 		`${settings.bitrate}k`,
 		'-maxrate',
@@ -112,6 +110,10 @@ function createMapping(settings, stream, skills) {
 		'2048',
 	];
 
+	if (settings.force_key_frames !== '') {
+		local.push('-force_key_frames', `${settings.force_key_frames}`);
+	}
+
 	if (settings.gop !== 'auto') {
 		local.push('-g', `${Math.round(parseInt(settings.fps) * parseInt(settings.gop)).toFixed(0)}`);
 		local.push('-keyint_min', `${parseInt(settings.fps)}`);