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Add --audio-track-no flag support to scripts/shell/ffmpeg-helper.sh file

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This commit is contained in:
Matheus Albino
2024-03-07 14:21:06 -03:00
parent 1bcc328d6b
commit 095d2e1c7f
1 changed files with 17 additions and 0 deletions
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17
scripts/shell/ffmpeg-helper.sh
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@@ -12,6 +12,7 @@ show_help() {
echo " --scale640 Scale the video to 640x320."
echo " --merge-audio Merge all audio tracks into the main track."
echo " --remove-audio Suppress all audio and remove audio tracks."
echo " --audio-track-no Selects a specific audio track for the output"
echo " --output|-o Specify the output filename (required)."
}
@@ -36,6 +37,7 @@ new_fps=""
scale640=false
merge_audio=false
remove_audio=false
audio_track_no=1
output_file=""
while [ "$#" -gt 0 ]; do
@@ -50,6 +52,7 @@ while [ "$#" -gt 0 ]; do
--scale640) scale640=true; shift ;;
--merge-audio) merge_audio=true; shift ;;
--remove-audio) remove_audio=true; shift;;
--audio-track-no) audio_track_no="$2"; shift;;
--output|-o) output_file="$2"; shift 2 ;;
*) shift ;;
esac
@@ -90,6 +93,16 @@ if [ "$merge_audio" = true ] && [ "$remove_audio" = true ]; then
exit 1
fi
if [ "$merge_audio" = true ] && [ "$audio_track_no" != 1 ]; then
echo "Error: Cannot use both --merge-audio and --audio-track-no together."
exit 1
fi
if [ "$remove_audio" = true ] && [ "$audio_track_no" != 1 ]; then
echo "Error: Cannot use both --remove-audio and --audio-track-no together."
exit 1
fi
ffmpeg_command="ffmpeg -i \"$input_file\""
if [ "$remove_audio" = true ]; then
@@ -121,6 +134,10 @@ if [ "$merge_audio" = true ]; then
ffmpeg_command+=" -filter_complex amerge=inputs=$num_audio_streams"
fi
if [ "$audio_track_no" != 1 ]; then
ffmpeg_command+=" -map 0:0 -map 0:$audio_track_no"
fi
ffmpeg_command+=" \"$output_file\""
echo "Running ffmpeg command:"