95 lines
2.9 KiB
Bash
95 lines
2.9 KiB
Bash
# Mux audio into containers. File names in sound and current dirrectories must match.
|
|
# Usage: ffmpeg_mux_audio <SOUND> <OUTPUT DIR>
|
|
function ffmpeg_mux_audio() {
|
|
if [[ "${1}" = "" ]]; then
|
|
help ffmpeg_mux_audio
|
|
return 2
|
|
fi
|
|
|
|
for file in *; do ffmpeg -i "$file" -i "$1"/"$file" -c copy -map 0:v:0 -map 1:a:0 -shortest "$2"/"$file"; done
|
|
}
|
|
|
|
# Mux cover into music file.
|
|
# Usage: ffmpeg_mux_cover <FORMAT> <COVER>
|
|
function ffmpeg_mux_cover() {
|
|
if [[ "${1}" = "" ]]; then
|
|
help ffmpeg_mux_cover
|
|
return 2
|
|
fi
|
|
|
|
local format="${1}"
|
|
local cover="${2}"
|
|
|
|
mkdir out
|
|
|
|
case "${format}" in
|
|
# "mka"|"mkv")
|
|
# for file in *.${format}; do
|
|
# ffmpeg -i "${file}" -attach "${cover}" -map 0 -c copy -metadata:s:t mimetype="image/${cover##*.}" -metadata:s:t:0 filename="cover.${cover##*.}" "./out/${file}" || return 1
|
|
# done
|
|
# ;;
|
|
*)
|
|
for file in *.${format}; do
|
|
ffmpeg -i "${file}" -i "${cover}" -map 0 -map 0:-v? -map 1 -codec copy -metadata:s:v title="Album cover" -metadata:s:v comment="Cover (front)" -disposition:v attached_pic ./out/"${file}" || return 1
|
|
done
|
|
;;
|
|
esac
|
|
|
|
mv out/* .
|
|
rm -d out/ && rm "${2}"
|
|
}
|
|
|
|
# Generate music metadata from directory structure.
|
|
# Top dir is the Artist name like this: `The_Beatles`.
|
|
# Next are albums like this: `2010_My_love`.
|
|
# Inside are songs like this: `01_sample.flac`.
|
|
# Usage: ffmpeg_music_meta <FORMAT>
|
|
function ffmpeg_music_meta() {
|
|
if [[ "${1}" = "" ]]; then
|
|
help ffmpeg_music_meta
|
|
return 2
|
|
fi
|
|
|
|
local format="${1}"
|
|
|
|
ls *.${format} &> /dev/null || return 1
|
|
|
|
local artist="${PWD%/*}"; artist="${artist##*/}"; artist="${artist//_/ }"
|
|
local album="${PWD##*/}"; album="${album#*_}"; album="${album//_/ }"
|
|
local year="${PWD##*/}"; year="${year%%_*}"
|
|
# local total=$(ls *.${format} | wc -l)
|
|
|
|
mkdir out
|
|
|
|
for file in *.${format}; do
|
|
local track="${file%%_*}"; track=$((10#${track})); [[ "${track}" = "" ]] && track=0
|
|
local title="${file#*_}"; title="${title%.*}"; title="${title//_/ }"
|
|
|
|
# echo "${artist}; ${album}; ${year}; ${track}; ${title}"
|
|
# TODO: make it format-specific.
|
|
ffmpeg -i "${file}" -map 0 -c copy -metadata "artist=${artist}" -metadata "album_artist=${artist}" -metadata "album=${album}" -metadata "date=${year}" -metadata "year=${year}" -metadata "date_released=${year}" -metadata "track=${track}" -metadata "part_number=${track}" -metadata "title=${title}" ./out/"${file}" || return 1
|
|
done
|
|
|
|
mv out/* .
|
|
rm -d out/
|
|
}
|
|
|
|
# Get video FPS.
|
|
function _ffprobe_fps() {
|
|
local fps=$(ffprobe -v 0 -of csv=p=0 -select_streams v:0 -show_entries stream=r_frame_rate "${1}")
|
|
[[ "${fps}" = "" ]] && fps=30 || fps=$((fps))
|
|
echo "${fps}"
|
|
}
|
|
|
|
# Get recommended keyframe interval for a file.
|
|
_ffprobe_keyint() {
|
|
local fps=$(_ffprobe_fps "${1}")
|
|
echo $((fps*5))
|
|
}
|
|
|
|
# Get audio bitrage. 128 by default.
|
|
function _ffprobe_ba() {
|
|
local ba=$(ffprobe -v error -select_streams a:0 -show_entries stream=bit_rate -of default=noprint_wrappers=1:nokey=1 "${1}")
|
|
[[ "${ba}" != "N/A" ]] && echo $((ba/1024)) || echo 128
|
|
}
|