mirror of
https://github.com/JanJastrow/.dotfiles.git
synced 2024-11-25 20:02:49 +01:00
117 lines
4.0 KiB
Plaintext
117 lines
4.0 KiB
Plaintext
#--------------------------------
|
|
# filename: /zsh/ffmpeg
|
|
#--------------------------------
|
|
|
|
# Original script: https://yohanes.gultom.me/2016/05/21/bash-script-to-batch-convert-mkv-to-mp4-linux/
|
|
# Rewritten with ChatGPT 🙈
|
|
|
|
function ff-mp4 () {
|
|
local findpath="${1:-.}"
|
|
local file_list=()
|
|
local temp_file=$(mktemp)
|
|
|
|
# Find all video files and write them to a temporary file
|
|
find "$findpath" \( -iname '*.mkv' -o -iname '*.flv' -o -iname '*.mov' -o -iname '*.mp4' \) -print0 > "$temp_file"
|
|
|
|
# Read the file contents into the file_list array
|
|
while IFS= read -r -d $'\0' file; do
|
|
file_list+=("$file")
|
|
done < "$temp_file"
|
|
rm "$temp_file" # Delete the temporary file
|
|
|
|
# Process each file in the file_list array
|
|
local num_files=${#file_list[@]}
|
|
local counter=1
|
|
for file in "${file_list[@]}"; do
|
|
local dir=$(dirname "$file")
|
|
local file_name=$(basename "$file")
|
|
local name="${file_name%.*}"
|
|
local ext="${file_name##*.}"
|
|
|
|
echo "Processing file [$counter/$num_files]: $file_name"
|
|
counter=$((counter+1))
|
|
|
|
# Re-container the video file to mp4 using ffmpeg
|
|
ffmpeg -hide_banner -loglevel error -i "$file" -map 0 -c copy -pix_fmt yuv420p -movflags faststart "$dir/temp_$name.mp4"
|
|
|
|
# Rename the original file and move the new mp4 file to its place
|
|
mv -n "$file" "$dir/_$file_name"
|
|
mv -n "$dir/temp_$name.mp4" "$dir/$file_name"
|
|
done
|
|
}
|
|
|
|
# ffmpeg-convert
|
|
# source: https://yohanes.gultom.me/2016/05/21/bash-script-to-batch-convert-mkv-to-mp4-linux/
|
|
function ff-ac3-to-stereo() {
|
|
findpath=$1
|
|
: "${findpath:="."}"
|
|
find "$findpath" \( -iname '*.mkv' -o -iname '*.flv' -o -iname '*.mov' -o -iname '*.mp4' \) | while read -r f ; do
|
|
dir=$(dirname "$f");
|
|
file=$(basename "$f");
|
|
name="${file%.*}";
|
|
ext="${file##*.}";
|
|
|
|
ffmpeg -hide_banner -loglevel error -i "$f" -map 0 -c:v copy -c:a libfdk_aac -b:a 192k -ac 2 -af volume=2 -movflags faststart "$dir/temp_$name.mp4";
|
|
|
|
mv "$f" "$dir/_$file";
|
|
mv "$dir/temp_$name.mp4" "$dir/$file";
|
|
done
|
|
}
|
|
|
|
# ffmpeg audio-to-ac3
|
|
function ff-input-to-ac3() {
|
|
ffmpeg -i "$1" -movflags faststart -map 0 -c:v copy -c:s copy -c:a ac3 -b:a 448k "temp_$1"
|
|
mv "$1" "_$1" && mv "temp_$1" "$1"
|
|
}
|
|
|
|
# ffmpeg fix 16:9 AR
|
|
function ff-ar16-9() {
|
|
ffmpeg -i "$1" -c copy -map 0 -bsf:v "h264_metadata=sample_aspect_ratio=4/3" -aspect 16:9 -pix_fmt yuv420p -movflags faststart "temp_$1"
|
|
mv "$1" "_$1" && mv "temp_$1" "$1"
|
|
}
|
|
|
|
# ffmpeg fix 5:4 AR
|
|
function ff-ar5-4() {
|
|
ffmpeg -i "$1" -c copy -map 0 -bsf:v "h264_metadata=sample_aspect_ratio=1/1" -aspect 5:4 -pix_fmt yuv420p -movflags faststart "temp_$1"
|
|
mv "$1" "_$1" && mv "temp_$1" "$1"
|
|
}
|
|
|
|
# ffmpeg fix 4:3 AR
|
|
function ff-ar4-3() {
|
|
ffmpeg -i "$1" -c copy -map 0 -bsf:v "h264_metadata=sample_aspect_ratio=1/1" -aspect 4:3 -pix_fmt yuv420p -movflags faststart "temp_$1"
|
|
mv "$1" "_$1" && mv "temp_$1" "$1"
|
|
}
|
|
|
|
# ffmpeg fix AR ($1 = file, $2 1/1, $4:3)
|
|
function ff-ar-custom() {
|
|
if [ $# -lt 3 ]; then
|
|
>&2 echo "Not enough arguments (\$1 = 'file', \$2 '1/1', \$3 '4:3')"
|
|
return 0
|
|
else
|
|
ffmpeg -i "$1" -c copy -map 0 -bsf:v "h264_metadata=sample_aspect_ratio=$2" -aspect $3 -pix_fmt yuv420p -movflags faststart "_$1"
|
|
fi
|
|
}
|
|
|
|
# ffmpeg fix Non-monotonous DTS
|
|
function ff-dts() {
|
|
ffmpeg -fflags +igndts -i "$1" -c copy -pix_fmt yuv420p -movflags faststart "temp_$1"
|
|
mv "$1" "_$1" && mv "temp_$1" "$1"
|
|
}
|
|
|
|
## ffmpeg wma-to-m4a
|
|
function ff-wma-m4a() {
|
|
findpath=$1
|
|
: "${findpath:="."}"
|
|
find "$findpath" -name '*.wma' | while read -r f ; do
|
|
dir=$(dirname "$f");
|
|
file=$(basename "$f");
|
|
name="${file%.*}";
|
|
ext="${file##*.}";
|
|
|
|
ffmpeg -hide_banner -loglevel error -i "$f" -map 0 -vn -b:a 192k -c:a libfdk_aac "$dir/temp_$name.mp4";
|
|
|
|
mv "$f" "$dir/_$file";
|
|
mv "$dir/temp_$name.mp4" "$dir/$file";
|
|
done
|
|
}
|