Move ffmpeg functions to shared.
This commit is contained in:
222
bashrc.sh
222
bashrc.sh
@@ -230,227 +230,7 @@ alias upgrade="update"
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alias goodbye="update -y && bye"
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## Videk Related ##
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# Optimize the bitrate and audio levels for an edited video.
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function process-video-usage {
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echo "USAGE: process-video oldFile newFile [videoBitrate] [audioBitrate] [sizeRating] [numPasses] [forceBitrate]"
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echo -n "Purpose: Call ffmpeg with preferred video posting settings. "
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echo -n "Bitrates default to 2000k and 192k, size is 720, passes is 1, and force is N."
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echo "These work well on Odysee and are fairly small as backups."
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echo "Examples:"
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echo "- Create a small file for quick streaming."
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echo " process-video youcut.mp4 20240210.mp4 1200k 128k 480"
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echo "- Create a larger file for something like YouTube."
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echo " process-video youcut.mp4 20240210_1080p.mp4 5000k 256k 1080"
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}
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function process-video {
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# Parameters
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file="$1"
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newfile="$2"
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video="$3"
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audio="$4"
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size="$5"
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passes="$6"
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force="$7"
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# Validations
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if [[ -z $file || ! -e $file ]]; then
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echo "ERROR: Original file '$file' does not exist." >&2
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process-video-usage
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return 1
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fi
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if [[ -z $newfile ]]; then
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echo "ERROR: New file's name must be provided." >&2
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process-video-usage
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return 1
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elif [[ -e $newfile ]]; then
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echo "ERROR: New file '$newfile' already exists." >&2
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du -h "$newfile"
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process-video-usage
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return 1
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fi
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echo "`date` - Converting '$file' to '$newfile'."
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if [[ -z $video ]]; then
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video="2000k"
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fi
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if [[ $force == "Y" ]]; then
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video="-b:v $video"
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else
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video="-b:v $video -minrate 0 -maxrate $video -bufsize $video"
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fi
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if [[ -z $audio ]]; then
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audio="192k"
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fi
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audio="-b:a $audio"
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if [[ -z $size ]]; then
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size="720"
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fi
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size="-filter:v scale=-1:$size"
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if [[ -z $passes ]]; then
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passes=1
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fi
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pass=""
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if [[ $passes != 1 ]]; then
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passes=2
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pass="-pass 2"
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fi
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## Main ##
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# More information on two-pass processing with ffmpeg
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# https://cinelerra-gg.org/download/CinelerraGG_Manual/Two_pass_Encoding_with_FFmp.html
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if [[ $passes == 2 ]]; then
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set -x
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ffmpeg -nostdin -hide_banner -loglevel quiet \
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-i "$file" $size $video $audio \
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-filter:a "dynaudnorm=f=33:g=65:p=0.66:m=33.3" \
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-vcodec libx264 -movflags +faststart \
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-pass 1 -f mp4 /dev/null -y
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status=$?
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set +x
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echo "`date` - Done with the first pass."
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if [[ $status != 0 ]]; then
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echo "Received unsuccessful status, exiting."
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return 1
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fi
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fi
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set -x &&
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ffmpeg -nostdin -hide_banner -loglevel quiet \
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-i "$file" $size $video $audio \
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-filter:a "dynaudnorm=f=33:g=65:p=0.66:m=33.3" \
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-vcodec libx264 -movflags +faststart \
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$pass "$newfile"
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status="$?"
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set +x
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echo "`date` - Done with the final pass."
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if [[ $passes == 2 && $status == 0 ]]; then
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mv -v ffmpeg2pass*.log* ~/TRASH/
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fi
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sync
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sleep 10
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sync
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if [[ -s $newfile ]]; then
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echo "`date` - Getting file sizes."
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du -h "$file"
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du -h "$newfile"
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else
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echo "ERROR: New file not created or has a 0 size." >&2
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fi
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echo -e "\n`date` - Finished with status '$status'."
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return $status
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}
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alias pv="process-video"
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alias qpv="pv ./raw/YouCut*.mp4 `basename $(pwd)`.mp4"
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# Allow converting video to audio ad other smaller
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# tasks than what process-video is intended to do.
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function basic-process-usage {
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echo "basic-process INPUT OUTPUT NORMALIZE [EXTRA]"
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echo -n "Pass a file through ffmpeg with the option"
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echo "to easily normalize the audio with a Y."
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echo "Examples:"
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echo "- Normalize audio on a video."
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echo " basic-process video.mp4 normalized.mp4 Y"
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echo "- Convert a video to audio at 192k."
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echo " basic-process video.mp4 audio.mp3 N '-b:a 192k'"
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}
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function basic-process {
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# Parameters
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input="$1"
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output="$2"
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typeset -u normalize
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normalize="$3"
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extra="$4"
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echo "`date` - Starting basic-process"
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# Validations
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if [[ -z $input || ! -e $input ]]; then
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echo "ERROR: Input file '$input' does not exist." >&2
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basic-process-usage
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return 1
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fi
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if [[ -z $output ]]; then
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echo "ERROR: Output file's name must be provided." >&2
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basic-process-usage
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return 1
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elif [[ -e $output ]]; then
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echo "ERROR: Output file '$output' already exists." >&2
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du -h "$output"
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basic-process-usage
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return 1
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fi
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if [[ $normalize == "Y" ]]; then
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echo "Normalize set to TRUE."
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normal="-filter:a dynaudnorm=f=33:g=65:p=0.66:m=33.3"
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else
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echo "No audio normalization is being done."
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fi
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# Main
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echo "`date` - Converting '$input' to '$output'."
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set -x
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ffmpeg -nostdin -hide_banner -loglevel quiet \
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-i "$input" $extra $normal "$output"
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status=$?
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set +x
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if [[ $status != 0 ]]; then
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echo "`date` - WARNING: ffmpeg exited with status '$status'." >&2
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fi
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# Finish
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if [[ ! -s $output ]]; then
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echo "`date` - ERROR: Output '$output' not created or has 0 size." >&2
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return 1
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fi
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sync
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echo "`date` - '$output' has been created successfully."
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sleep 3
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du -h "$input"
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du -h "$output"
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echo "`date` - Finished basic-process"
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return 0
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}
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alias bp="basic-process"
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alias bv="bp"
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# Function to automatically append tbe Y.
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function fix-audio {
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basic-process "$1" Y
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}
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# Function to easily turn a video to audio without typing the audio name.
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function convert-to-audio {
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video="$1"
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audio="$2"
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if [[ -z "$2" || "$2" == "Y" ]]; then
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audio="${1//mp4/mp3}"
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fi
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volume=""
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if [[ ( "$2" == "Y" && -z "$3" ) || "$3" == "Y" ]]; then
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$volume="Y"
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fi
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basic-process "$video" "$audio" $volume
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}
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alias v2a="convert-to-audio"
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alias vta="v2a"
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alias va="v2a"
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alias pa="v2a"
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## Video Related ##
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alias pull-content="mv -v $SS/DCIM/Camera/`date +"%Y-%m-%d"`* ./raw/"
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