daniel/dotfiles
1
0
Fork 0
Code Activity Actions

mp4concat: improve script

Browse source
This commit is contained in:
Daniel Kempkens 2023-11-07 12:35:54 +01:00
parent 69c7cea7aa
commit 3e4d7c198c
Signed by: daniel
SSH key fingerprint: SHA256:Ks/MyhQYcPRQiwMKLAKquWCdCPe3JXlb1WttgnAoSeM
1 changed files with 13 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

19
home/programs/scripts/mp4concat
View file

@ -1,13 +1,20 @@
#!/bin/sh
#!/usr/bin/env bash
set -eu
tmpfile="_mp4-concat.tmp"
printf '' >"$tmpfile"
tmpext="_mp4-concat.tmp.ts"
TMP_FILES=()
for f in "$@"; do
echo "file '$f'" >>"$tmpfile"
TMP_FILES+=("$f$tmpext")
ffmpeg -i "$f" -c copy -bsf:v h264_mp4toannexb -f mpegts "$f$tmpext"
done
ffmpeg -f concat -safe 0 -i "$tmpfile" -c copy mp4concat_output.mp4
rm -f "$tmpfile"
concat_files=$(printf "|%s" "${TMP_FILES[@]}")
concat_files=${concat_files:1}
ffmpeg -i "concat:$concat_files" -c copy -bsf:a aac_adtstoasc "mp4concat_${RANDOM}.mp4"
for f in "${TMP_FILES[@]}"; do
rm "$f"
done