From fb36a5f11b8b80ab8d047094008098be76058cb5 Mon Sep 17 00:00:00 2001
From: Hyperling <me@hyperling.com>
Date: Sat, 28 Mar 2026 14:17:06 -0700
Subject: [PATCH] Bring some of the video processing functions to from Termux
 to Shared for desktop usage!

---
 rc_shared.sh | 238 +++++++++++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 230 insertions(+), 8 deletions(-)

diff --git a/rc_shared.sh b/rc_shared.sh
index ab303bb..cf1c893 100644
--- a/rc_shared.sh
+++ b/rc_shared.sh
@@ -3,10 +3,12 @@
 
 ## Variables ##
 
-# Environment Usability
+# Environment Usability #
+
 export PATH="$PATH:~/bin-shared:~/.bin-shared"
 
-# PS1 Colors
+# PS1 Colors #
+
 export PURPLE="`tput setaf 55`"
 export ORANGE="`tput setaf 208`"
 export GREEN="`tput setaf 34`"
@@ -23,7 +25,8 @@ export BOLD="`tput bold`"
 
 ## Aliases ##
 
-# Quickies
+# Quickies #
+
 alias reload-bash="source ~/.bashrc"
 alias bash-reload="reload-bash"
 alias shell-reload="reload-bash"
@@ -37,7 +40,7 @@ alias lh='ls -ash '
 
 ## Functions ##
 
-# Related specifically to this project.
+# Related specifically to this project. #
 
 function update-shared {
    log "`date` - Reloading the '~/.rc_shared' file from env-shared.\n"
@@ -61,7 +64,7 @@ alias shared-update="update-shared"
 alias reload-shared="update-shared"
 alias shared-reload="update-shared"
 
-# Shortcuts
+# Shortcuts #
 
 function send-master { send_master.sh; }
 function goodbye { update -y; bye; }
@@ -71,7 +74,7 @@ function clone {
 }
 export -f clone
 
-# Enhance Bin Scripts
+# Enhance Bin Scripts #
 
 function send-masters {
    echo -e "`date` - Looping through MASTER directories.\n"
@@ -85,9 +88,228 @@ function send-masters {
 }
 export -f send-masters
 
-# Audio
+# Audio #
 
-# Video
+# Video #
+
+# Optimize the bitrate and audio levels for an edited video.
+function process-video-usage {
+	echo "USAGE: process-video oldFile newFile [videoBitrate] [audioBitrate] [sizeRating] [numPasses] [forceBitrate]"
+	echo -n "Purpose: Call ffmpeg with preferred video posting settings. "
+	echo -n "Bitrates default to 2000k and 192k, size is 720, passes is 1, and force is N."
+	echo "These work well on Odysee and are fairly small as backups."
+	echo "Examples:"
+	echo "- Create a small file for quick streaming."
+	echo "    process-video youcut.mp4 20240210.mp4 1200k 128k 480"
+	echo "- Create a larger file for something like YouTube."
+	echo "    process-video youcut.mp4 20240210_1080p.mp4 5000k 256k 1080"
+}
+function process-video {
+	# Parameters
+	file="$1"
+	newfile="$2"
+	video="$3"
+	audio="$4"
+	size="$5"
+	passes="$6"
+	force="$7"
+
+	# Validations
+	if [[ -z $file || ! -e $file ]]; then
+		echo "ERROR: Original file '$file' does not exist." >&2
+		process-video-usage
+		return 1
+	fi
+
+	if [[ -z $newfile ]]; then
+		echo "ERROR: New file's name must be provided." >&2
+		process-video-usage
+		return 1
+	elif [[ -e $newfile ]]; then
+		echo "ERROR: New file '$newfile' already exists." >&2
+		du -h "$newfile"
+		process-video-usage
+		return 1
+	fi
+
+	echo "`date` - Converting '$file' to '$newfile'."
+
+	if [[ -z $video ]]; then
+		video="2000k"
+	fi
+	if [[ $force == "Y" ]]; then
+		video="-b:v $video"
+	else
+		video="-b:v $video -minrate 0 -maxrate $video -bufsize $video"
+	fi
+
+	if [[ -z $audio ]]; then
+		audio="192k"
+	fi
+	audio="-b:a $audio"
+
+	if [[ -z $size ]]; then
+		size="720"
+	fi
+	size="-filter:v scale=-1:$size"
+
+	if [[ -z $passes ]]; then
+		passes=1
+	fi
+	pass=""
+	if [[ $passes != 1 ]]; then
+		passes=2
+		pass="-pass 2"
+	fi
+
+	## Main ##
+	# More information on two-pass processing with ffmpeg
+	# https://cinelerra-gg.org/download/CinelerraGG_Manual/Two_pass_Encoding_with_FFmp.html
+	if [[ $passes == 2 ]]; then
+		set -x
+		ffmpeg -nostdin -hide_banner -loglevel quiet \
+			-i "$file" $size $video $audio \
+			-filter:a "dynaudnorm=f=33:g=65:p=0.66:m=33.3" \
+			-vcodec libx264 -movflags +faststart \
+			-pass 1 -f mp4 /dev/null -y
+		status=$?
+		set +x
+		echo "`date` - Done with the first pass."
+		if [[ $status != 0 ]]; then
+			echo "Received unsuccessful status, exiting."
+			return 1
+		fi
+	fi
+
+	set -x &&
+	ffmpeg -nostdin -hide_banner -loglevel quiet \
+		-i "$file" $size $video $audio \
+		-filter:a "dynaudnorm=f=33:g=65:p=0.66:m=33.3" \
+		-vcodec libx264 -movflags +faststart \
+		$pass "$newfile"
+	status="$?"
+	set +x
+	echo "`date` - Done with the final pass."
+
+	if [[ $passes == 2 && $status == 0 ]]; then
+		mv -v ffmpeg2pass*.log* ~/TRASH/
+	fi
+
+	sync
+	sleep 10
+	sync
+	if [[ -s $newfile ]]; then
+		echo "`date` - Getting file sizes."
+		du -h "$file"
+		du -h "$newfile"
+	else
+		echo "ERROR: New file not created or has a 0 size." >&2
+	fi
+
+	echo -e "\n`date` - Finished with status '$status'."
+	return $status
+}
+alias pv="process-video"
+alias qpv="pv ./raw/YouCut*.mp4 `basename $(pwd)`.mp4"
+
+# Allow converting video to audio and other smaller
+# tasks than what process-video is intended to do.
+function basic-process-usage {
+	echo "basic-process INPUT OUTPUT NORMALIZE [EXTRA]"
+	echo -n "Pass a file through ffmpeg with the option"
+	echo "to easily normalize the audio with a Y."
+	echo "Examples:"
+	echo "- Normalize audio on a video."
+	echo "    basic-process video.mp4 normalized.mp4 Y"
+	echo "- Convert a video to audio at 192k."
+	echo "    basic-process video.mp4 audio.mp3 N '-b:a 192k'"
+}
+function basic-process {
+	# Parameters
+	input="$1"
+	output="$2"
+	typeset -u normalize
+	normalize="$3"
+	extra="$4"
+
+	echo "`date` - Starting basic-process"
+
+	# Validations
+	if [[ -z $input || ! -e $input ]]; then
+		echo "ERROR: Input file '$input' does not exist." >&2
+		basic-process-usage
+		return 1
+	fi
+
+	if [[ -z $output ]]; then
+		echo "ERROR: Output file's name must be provided." >&2
+		basic-process-usage
+		return 1
+	elif [[ -e $output ]]; then
+		echo "ERROR: Output file '$output' already exists." >&2
+		du -h "$output"
+		basic-process-usage
+		return 1
+	fi
+
+	if [[ $normalize == "Y" ]]; then
+		echo "Normalize set to TRUE."
+		normal="-filter:a dynaudnorm=f=33:g=65:p=0.66:m=33.3"
+	else
+		echo "No audio normalization is being done."
+	fi
+
+	# Main
+	echo "`date` - Converting '$input' to '$output'."
+	set -x
+	ffmpeg -nostdin -hide_banner -loglevel quiet \
+		-i "$input" $extra $normal "$output"
+	status=$?
+	set +x
+
+	if [[ $status != 0 ]]; then
+		echo "`date` - WARNING: ffmpeg exited with status '$status'." >&2
+	fi
+
+	# Finish
+	if [[ ! -s $output ]]; then
+		echo "`date` - ERROR: Output '$output' not created or has 0 size." >&2
+		return 1
+	fi
+
+	sync
+	echo "`date` - '$output' has been created successfully."
+	sleep 3
+	du -h "$input"
+	du -h "$output"
+
+	echo "`date` - Finished basic-process"
+	return 0
+}
+alias bp="basic-process"
+alias bv="bp"
+
+# Function to automatically append the Y.
+function fix-audio { basic-process "$1" "$2" Y; }
+function eq { fix-audio "$1" "$2"; }
+
+# Function to easily turn a video to audio without typing the audio name.
+function convert-to-audio {
+	video="$1"
+	audio="$2"
+	if [[ -z "$2" || "$2" == "Y" ]]; then
+		audio="${1//mp4/mp3}"
+	fi
+	volume=""
+	if [[ ( "$2" == "Y" && -z "$3" ) || "$3" == "Y" ]]; then
+		$volume="Y"
+	fi
+	basic-process "$video" "$audio" $volume
+}
+alias v2a="convert-to-audio"
+alias vta="v2a"
+alias pull-audio="v2a"
+alias pa="v2a"
 
 
 ## Complete! ##