From 185c619fbfb27dadaa2310be26c31e492b964330 Mon Sep 17 00:00:00 2001
From: Clifton Palmer <clifton.james.palmer@protonmail.com>
Date: Fri, 30 May 2025 13:03:18 +0300
Subject: [PATCH] Initial version of script

---
 add-audio-to-video.sh | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)
 create mode 100755 add-audio-to-video.sh

diff --git a/add-audio-to-video.sh b/add-audio-to-video.sh
new file mode 100755
index 0000000..e03bfda
--- /dev/null
+++ b/add-audio-to-video.sh
@@ -0,0 +1,35 @@
+#!/bin/sh
+
+input_video=$1
+input_audio=$2
+
+if [[ -z "$1" ]] || [[ -z "$2" ]]
+then
+	echo Invalid input
+	echo "\"$0 <input video> <input audio>\""
+	exit 1
+fi
+
+tmp_video=tmp$$.mp4
+ratio=0.65
+
+# make video about the same length as the audio
+ffmpeg \
+	-i $input_video \
+	-filter:v "setpts=${ratio}*PTS" \
+	$tmp_video
+
+# adds audio to video,
+# compresses audio
+ffmpeg \
+	-i $tmp_video \
+	-i $input_audio \
+	-c:v copy \
+	-map 0:v:0 \
+	-map 1:a:0 \
+	-c:a aac \
+	-b:a 192k \
+	output.mp4
+
+
+[[ -f $tmp_video ]] && rm $tmp_video
-- 
2.47.2