#!/bin/bash

###############################################################
# ks-crop (ks-tools) - Crop or change aspect ratio of a video #
# Date: 23-03-2021                                            #
# Author: q3aql                                               #
# Contact: q3aql@protonmail.ch                                #
###############################################################
VERSION="6.9"
M_DATE="230321"

# Global parameters
dirTemp="/tmp"
listTemp="ks-tools.list"
ksToolsTempFolder="/tmp/ks-tools"

# Resolution and parameters
to4_3="1920x1440"
to16_9="1920x1080"
to5_4="1920x1540"
toImax="1920x1440"
v_preset="medium"
vcodec="libx264"
b_vcodec="5000k"
acodec="copy"
v_ext="mkv"
default_lang_audio="spa"

# Empty variables
resolution=null
modeCrop=null
inputFile="${2}"

# Check if ffmpeg is installed
ffmpeg_test=$(ffmpeg --help 2>&1)
error_ffmpeg=$?
if [ ${error_ffmpeg} -ne 0 ] ; then
	echo ""
	echo "* ks-mix (ks-tools) v${VERSION} (${M_DATE})"
	echo ""
	echo "+ The 'ffmpeg' tool is not installed!"
	echo ""
	exit
fi

# Function to remove extension from file
# Syntax: removeExtension "<text>"
function removeExtension() {
	wordToConvert=${1}
	ksToolsSedFile="${ksToolsTempFolder}/ks-tools-${RANDOM}.txt"
	mkdir -p ${ksToolsTempFolder} && chmod 777 -R ${ksToolsTempFolder} 2> /dev/null
	echo "${wordToConvert}" > ${ksToolsSedFile}
	# Remove extensions
	sed -i 's/.avi//g' "${ksToolsSedFile}" &> /dev/null
	sed -i 's/.mp4//g' "${ksToolsSedFile}" &> /dev/null
	sed -i 's/.mkv//g' "${ksToolsSedFile}" &> /dev/null
	sed -i "s/.mov//g" "${ksToolsSedFile}" &> /dev/null
	sed -i 's/.vob//g' "${ksToolsSedFile}" &> /dev/null
	sed -i 's/.mpg//g' "${ksToolsSedFile}" &> /dev/null
	sed -i 's/.mpeg//g' "${ksToolsSedFile}" &> /dev/null
	sed -i 's/.wmv//g' "${ksToolsSedFile}" &> /dev/null
	sed -i 's/.ogv//g' "${ksToolsSedFile}" &> /dev/null
	sed -i 's/.webm//g' "${ksToolsSedFile}" &> /dev/null
	sed -i 's/.flv//g' "${ksToolsSedFile}" &> /dev/null
	# Show file without extension
	wordToConvert=$(cat ${ksToolsSedFile})
	echo ${wordToConvert}
}

# Function to show files with spaces.
# Syntax: showFileWithSpace <file number>
function showFileWithSpace() {
	echo "${1}" > ${dirTemp}/name.tmp
	sed -i 's/_/ /g' ${dirTemp}/name.tmp
	DisplayName=$(cat ${dirTemp}/name.tmp)
	rm -rf ${dirTemp}/name.tmp
	echo ${DisplayName}
}

# Function to show menu again when syntax is wrong
function show_menu() {
	echo ""
	echo "* ks-crop (ks-tools) v${VERSION} (${M_DATE})"
	echo ""
	echo "- Crop or change aspect ratio of a video"
	echo ""
	echo "+ Config:"
	echo ""
	echo " - Resolutions: "
	echo "    + ${to4_3} (4:3)"
	echo "    + ${to16_9} (16:9)"
	echo "    + ${to5_4} (5:4)"
	echo "    + ${toImax} (IMAX)"
	echo " - Video codec: ${vcodec}"
	echo " - Bitrate video: ${b_vcodec}"
	echo " - Preset: ${v_preset}"
	echo " - Audio codec: ${acodec}"
	echo " - Default Audio: ${default_lang_audio}"
	echo " - Container: ${v_ext}"
	echo ""
	echo "+ Syntax: "
	echo ""
	echo "  $ ks-crop -16:9-crop <video-file>   --> Crop from 4:3/IMAX to 16:9 (1.77:1)"
	echo "  $ ks-crop -4:3-crop <video-file>    --> Crop from 16:9 to 4:3 (1.33:1)"
	echo "  $ ks-crop -5:4-crop <video-file>    --> Crop from 16:9 to 5:4 (1.25:1)"
	echo "  $ ks-crop -imax-crop <video-file>   --> Crop from 16:9 to IMAX (1.43:1)"
	echo ""
	echo "  $ ks-crop -16:9-aspect <video-file> --> Change aspect to 16:9 (stretched)"
	echo "  $ ks-crop -4:3-aspect <video-file>  --> Change aspect to 4:3 (stretched)"
	echo "  $ ks-crop -5:4-aspect <video-file>  --> Change aspect to 5:4 (stretched)"
	echo ""
	echo " + Examples: "
	echo "    ks-mix -16:9-crop /data/movies/Example.mkv"
	echo "    ks-mix -4:3-aspect /data/movies/Video.avi"
	echo ""
	exit
}

# Function to show error reading file
# Syntax: errorReadingFile <file>
function errorReadingFile() {
	echo ""
	echo "* ks-crop (ks-tools) v${VERSION} (${M_DATE})"
	echo ""
	echo "* The file '${1}' does not exist!"
	echo ""
	exit
}

# Conversion parameters
p_ffmpeg="ffmpeg -i"
p_ffmpeg_patched="-max_muxing_queue_size 9999"
f_conversion="-vsync 1 -async 1"
# Check if video input uses H265 (HEVC)
codec_h265=$(${p_ffmpeg} "${2}" 2>&1 | grep Stream | tr -s " " | grep "Video:" | grep "h265")
codec_hevc=$(${p_ffmpeg} "${2}" 2>&1 | grep Stream | tr -s " " | grep "Video:" | grep "hevc")
yuv420p10le=$(${p_ffmpeg} "${2}" 2>&1 | grep Stream | tr -s " " | grep "Video:" | grep "yuv420p10le")
codec_h265_hevc="${codec_h265}${codec_hevc}${yuv420p10le}"
if [ -z "${codec_h265_hevc}" ] ; then
	p_conversion="-c:v ${vcodec} -profile:v high -b:v ${b_vcodec} -preset ${v_preset} -c:a ${acodec}"
else
	p_conversion="-c:v ${vcodec} -profile:v high -pix_fmt yuv420p -b:v ${b_vcodec} -preset ${v_preset} -c:a ${acodec}"
fi

# Show menu with bad syntax
if [ "${1}" == "-16:9-crop" ] ; then
	echo > /dev/null
elif [ "${1}" == "-4:3-crop" ] ; then
	echo > /dev/null
elif [ "${1}" == "-5:4-crop" ] ; then
	echo > /dev/null
elif [ "${1}" == "-imax-crop" ] ; then
	echo > /dev/null
elif [ "${1}" == "-16:9-aspect" ] ; then
	echo > /dev/null
elif [ "${1}" == "-4:3-aspect" ] ; then
	echo > /dev/null
elif [ "${1}" == "-5:4-aspect" ] ; then
	echo > /dev/null
else
	show_menu
fi
if [ -f "${2}" ] ; then
	echo "detected" > /dev/null
else
	errorReadingFile "${2}"
fi

# Detect resolution of video file
detect_2=$(ffmpeg -i ${2} 2>&1 | grep Stream | tr -s " " | grep "Video:" | cut -d "," -f 2 | cut -d "[" -f 1 | tr -s " " | grep x)
detect_3=$(ffmpeg -i ${2} 2>&1 | grep Stream | tr -s " " | grep "Video:" | cut -d "," -f 3 | cut -d "[" -f 1 | tr -s " " | grep x)
detect_4=$(ffmpeg -i ${2} 2>&1 | grep Stream | tr -s " " | grep "Video:" | cut -d "," -f 4 | cut -d "[" -f 1 | tr -s " " | grep x)
detect_5=$(ffmpeg -i ${2} 2>&1 | grep Stream | tr -s " " | grep "Video:" | cut -d "," -f 5 | cut -d "[" -f 1 | tr -s " " | grep x)
resolution_detected="${detect_2}${detect_3}${detect_4}${detect_5}"
resolution_height=$(echo ${resolution_detected} | cut -d "x" -f 2)

# Set size crop to 16:9 (ih)
calculate_crop=$(expr ${resolution_height} / 4)
ih_size="${calculate_crop}"

# Function to crop videos
function crop_video() {
	echo ""
	echo "* Information of ${inputFile}:"
	echo ""
	echo "+ Video Tracks:"
	${p_ffmpeg} "${inputFile}" 2>&1 | grep Stream | tr -s " " | grep "Video:" | cut -d "," -f 1
	echo ""
	echo "+ Audio Tracks:"
	${p_ffmpeg} "${inputFile}" 2>&1 | grep Stream | tr -s " " | grep "Audio:" | cut -d "," -f 1
	echo ""
	# Check de video track by default
	video_default=$(${p_ffmpeg} "${inputFile}" 2>&1 | grep Stream | tr -s " " | grep "Video:" | cut -d " " -f 3 | cut -c2-5 | cut -d "(" -f 1 | cut -d "[" -f 1 | head -1)
	if [ -z "${video_default}" ] ; then
		video_default="0:0"
	else
		video_default_patch=$(echo ${video_default} | cut -c4)
		if [ "${video_default_patch}" == ":" ] ; then
			video_default=$(echo ${video_default} | cut -c1-3)
		else
			video_default="${video_default}"
		fi
	fi
	# Ask for video
	echo -n "* (Default: ${video_default}) Type the number of video track: " ; read video_track
	if [ -z "${video_track}" ] ; then
		video_track="${video_default}"
	else
		video_track="${video_track}"
	fi
	# Check the audio track by default
	audio_default=$(${p_ffmpeg} "${inputFile}" 2>&1 | grep Stream | tr -s " " | grep "Audio:" | grep "(${default_lang_audio})" | cut -d " " -f 3 | cut -c2-5 | cut -d "(" -f 1 | cut -d "[" -f 1 | head -1)
	if [ -z "${audio_default}" ] ; then
		audio_default=$(${p_ffmpeg} "${inputFile}" 2>&1 | grep Stream | tr -s " " | grep "Audio:" | cut -d " " -f 3 | cut -c2-5 | cut -d "(" -f 1 | cut -d "[" -f 1 | head -1)
		if [ -z "${audio_default}" ] ; then
			audio_default="0:1"
		else
			audio_default_patch=$(echo ${audio_default} | cut -c4)
			if [ "${audio_default_patch}" == ":" ] ; then
				audio_default=$(echo ${audio_default} | cut -c1-3)
			else
				audio_default="${audio_default}"
			fi
		fi
	else
		audio_default_patch=$(echo ${audio_default} | cut -c4)
		if [ "${audio_default_patch}" == ":" ] ; then
			audio_default=$(echo ${audio_default} | cut -c1-3)
		else
			audio_default="${audio_default}"
		fi
	fi
	# Ask for audio
	echo -n "* (Default: ${audio_default}) Type the number of audio track: " ; read audio_track
	if [ -z "${audio_track}" ] ; then
		audio_track="${audio_default}"
	else
		audio_track="${audio_track}"
	fi
	# Ask for bitrate video
	bitrate_default="${b_vcodec}"
	echo -n "* (Default: ${b_vcodec}) Type the bitrate (${vcodec}): " ; read bitrate_video
	if [ -z "${bitrate_video}" ] ; then
		b_vcodec="${bitrate_default}"
	else
		b_vcodec="${bitrate_video}"
	fi
	# Reload p_conversion variable
	if [ -z "${codec_h265_hevc}" ] ; then
		p_conversion="-c:v ${vcodec} -profile:v high -b:v ${b_vcodec} -preset ${v_preset} -c:a ${acodec}"
	else
		p_conversion="-c:v ${vcodec} -profile:v high -pix_fmt yuv420p -b:v ${b_vcodec} -preset ${v_preset} -c:a ${acodec}"
	fi
	# Ask for patched
	echo -n "* (Default: n) Do you want apply '-max_muxing_queue_size 9999' patch? (y/n): " ; read patch_thread
	if [ "${patch_thread}" == "y" ] ; then
		patch_thread="y"
	else
		patch_thread="n"
	fi

	# Check diferent modes
	if [ "${modeCrop}" == "16:9-crop" ] ; then
		inputFileOut=$(removeExtension ${inputFile})
		# Show commands for conversion
		echo ""
		echo "* COMMAND THAT WILL BE EXECUTED:"
		echo ""
		echo "  # File detected with resolution" ${resolution_detected} "(ih ${ih_size})"
		echo "  # Crop '${inputFile}' from 4:3/IMAX to 16:9 (1.77:1)"
		if [ "${patch_thread}" == "y" ] ; then
			echo "  ${p_ffmpeg} \"${inputFile}\" ${f_conversion} -map ${video_track} -map ${audio_track} -filter:v \"crop=iw:ih-${ih_size}\" -s ${resolution} ${p_conversion} ${p_ffmpeg_patched} \"${inputFileOut}-crop.${v_ext}\""
		else
			echo "  ${p_ffmpeg} \"${inputFile}\" ${f_conversion} -map ${video_track} -map ${audio_track} -filter:v \"crop=iw:ih-${ih_size}\" -s ${resolution} ${p_conversion} \"${inputFileOut}-crop.${v_ext}\""
		fi
		# Execute commands for conversion
		echo ""
		echo -n "* (Default: y) Do you want run the conversion? (y/n): " ; read run_commands_ffmpeg
		if [ "${run_commands_ffmpeg}" == "n" ] ; then
			exit
		else
			if [ "${patch_thread}" == "y" ] ; then
				${p_ffmpeg} "${inputFile}" ${f_conversion} -map ${video_track} -map ${audio_track} -filter:v "crop=iw:ih-${ih_size}" -s ${resolution} ${p_conversion} ${p_ffmpeg_patched} "${inputFileOut}-crop.${v_ext}"
			else
				${p_ffmpeg} "${inputFile}" ${f_conversion} -map ${video_track} -map ${audio_track} -filter:v "crop=iw:ih-${ih_size}" -s ${resolution} ${p_conversion} "${inputFileOut}-crop.${v_ext}"
			fi
		fi
	elif [ "${modeCrop}" == "4:3-crop" ] ; then
		inputFileOut=$(removeExtension ${inputFile})
		# Show commands for conversion
		echo ""
		echo "* COMMAND THAT WILL BE EXECUTED:"
		echo ""
		echo "  # File detected with resolution" ${resolution_detected}
		echo "  # Crop '${inputFile}' from 16:9 to 4:3 (1.33:1)"
		if [ "${patch_thread}" == "y" ] ; then
			echo "  ${p_ffmpeg} \"${inputFile}\" ${f_conversion} -map ${video_track} -map ${audio_track} -filter:v \"crop=ih/3*4:ih\" -s ${resolution} ${p_conversion} ${p_ffmpeg_patched} \"${inputFileOut}-crop.${v_ext}\""
		else
			echo "  ${p_ffmpeg} \"${inputFile}\" ${f_conversion} -map ${video_track} -map ${audio_track} -filter:v \"crop=ih/3*4:ih\" -s ${resolution} ${p_conversion} \"${inputFileOut}-crop.${v_ext}\""
		fi
		# Execute commands for conversion
		echo ""
		echo -n "* (Default: y) Do you want run the conversion? (y/n): " ; read run_commands_ffmpeg
		if [ "${run_commands_ffmpeg}" == "n" ] ; then
			exit
		else
			if [ "${patch_thread}" == "y" ] ; then
				${p_ffmpeg} "${inputFile}" ${f_conversion} -map ${video_track} -map ${audio_track} -filter:v "crop=ih/3*4:ih" -s ${resolution} ${p_conversion} ${p_ffmpeg_patched} "${inputFileOut}-crop.${v_ext}"
			else
				${p_ffmpeg} "${inputFile}" ${f_conversion} -map ${video_track} -map ${audio_track} -filter:v "crop=ih/3*4:ih" -s ${resolution} ${p_conversion} "${inputFileOut}-crop.${v_ext}"
			fi
		fi
	elif [ "${modeCrop}" == "5:4-crop" ] ; then
		inputFileOut=$(removeExtension ${inputFile})
		# Show commands for conversion
		echo ""
		echo "* COMMAND THAT WILL BE EXECUTED:"
		echo ""
		echo "  # File detected with resolution" ${resolution_detected}
		echo "  # Crop '${inputFile}' from 16:9 to 5:4 (1.25:1)"
		if [ "${patch_thread}" == "y" ] ; then
			echo "  ${p_ffmpeg} \"${inputFile}\" ${f_conversion} -map ${video_track} -map ${audio_track} -filter:v \"crop=ih/4*5:ih\" -s ${resolution} ${p_conversion} ${p_ffmpeg_patched} \"${inputFileOut}-crop.${v_ext}\""
		else
			echo "  ${p_ffmpeg} \"${inputFile}\" ${f_conversion} -map ${video_track} -map ${audio_track} -filter:v \"crop=ih/4*5:ih\" -s ${resolution} ${p_conversion} \"${inputFileOut}-crop.${v_ext}\""
		fi
		# Execute commands for conversion
		echo ""
		echo -n "* (Default: y) Do you want run the conversion? (y/n): " ; read run_commands_ffmpeg
		if [ "${run_commands_ffmpeg}" == "n" ] ; then
			exit
		else
			if [ "${patch_thread}" == "y" ] ; then
				${p_ffmpeg} "${inputFile}" ${f_conversion} -map ${video_track} -map ${audio_track} -filter:v "crop=ih/4*5:ih" -s ${resolution} ${p_conversion} ${p_ffmpeg_patched} "${inputFileOut}-crop.${v_ext}"
			else
				${p_ffmpeg} "${inputFile}" ${f_conversion} -map ${video_track} -map ${audio_track} -filter:v "crop=ih/4*5:ih" -s ${resolution} ${p_conversion} "${inputFileOut}-crop.${v_ext}"
			fi
		fi
	elif [ "${modeCrop}" == "imax-crop" ] ; then
		inputFileOut=$(removeExtension ${inputFile})
		# Show commands for conversion
		echo ""
		echo "* COMMAND THAT WILL BE EXECUTED:"
		echo ""
		echo "  # File detected with resolution" ${resolution_detected}
		echo "  # Crop '${inputFile}' from 16:9 to IMAX (1.43:1)"
		if [ "${patch_thread}" == "y" ] ; then
			echo "  ${p_ffmpeg} \"${inputFile}\" ${f_conversion} -map ${video_track} -map ${audio_track} -filter:v \"crop=ih/2.79*4:ih\" -s ${resolution} ${p_conversion} ${p_ffmpeg_patched} \"${inputFileOut}-crop.${v_ext}\""
		else
			echo "  ${p_ffmpeg} \"${inputFile}\" ${f_conversion} -map ${video_track} -map ${audio_track} -filter:v \"crop=ih/2.79*4:ih\" -s ${resolution} ${p_conversion} \"${inputFileOut}-crop.${v_ext}\""
		fi
		# Execute commands for conversion
		echo ""
		echo -n "* (Default: y) Do you want run the conversion? (y/n): " ; read run_commands_ffmpeg
		if [ "${run_commands_ffmpeg}" == "n" ] ; then
			exit
		else
			if [ "${patch_thread}" == "y" ] ; then
				${p_ffmpeg} "${inputFile}" ${f_conversion} -map ${video_track} -map ${audio_track} -filter:v "crop=ih/2.79*4:ih" -s ${resolution} ${p_conversion} ${p_ffmpeg_patched} "${inputFileOut}-crop.${v_ext}"
			else
				${p_ffmpeg} "${inputFile}" ${f_conversion} -map ${video_track} -map ${audio_track} -filter:v "crop=ih/2.79*4:ih" -s ${resolution} ${p_conversion} "${inputFileOut}-crop.${v_ext}"
			fi
		fi
	elif [ "${modeCrop}" == "16:9-aspect" ] ; then
		inputFileOut=$(removeExtension ${inputFile})
		# Show commands for conversion
		echo ""
		echo "* COMMAND THAT WILL BE EXECUTED:"
		echo ""
		echo "  # File detected with resolution" ${resolution_detected}
		echo "  # Change '${inputFile}' aspect to 16:9 (stretched)"
		if [ "${patch_thread}" == "y" ] ; then
			echo "  ${p_ffmpeg} \"${inputFile}\" ${f_conversion} -map ${video_track} -map ${audio_track} -aspect 16:9 -s ${resolution} ${p_conversion} ${p_ffmpeg_patched} \"${inputFileOut}-aspect.${v_ext}\""
		else
			echo "  ${p_ffmpeg} \"${inputFile}\" ${f_conversion} -map ${video_track} -map ${audio_track} -aspect 16:9 -s ${resolution} ${p_conversion} \"${inputFileOut}-aspect.${v_ext}\""
		fi
		# Execute commands for conversion
		echo ""
		echo -n "* (Default: y) Do you want run the conversion? (y/n): " ; read run_commands_ffmpeg
		if [ "${run_commands_ffmpeg}" == "n" ] ; then
			exit
		else
			if [ "${patch_thread}" == "y" ] ; then
				${p_ffmpeg} "${inputFile}" ${f_conversion} -map ${video_track} -map ${audio_track} -aspect 16:9 -s ${resolution} ${p_conversion} ${p_ffmpeg_patched} "${inputFileOut}-aspect.${v_ext}"
			else
				${p_ffmpeg} "${inputFile}" ${f_conversion} -map ${video_track} -map ${audio_track} -aspect 16:9 -s ${resolution} ${p_conversion} "${inputFileOut}-aspect.${v_ext}"
			fi
		fi
	elif [ "${modeCrop}" == "4:3-aspect" ] ; then
		inputFileOut=$(removeExtension ${inputFile})
		# Show commands for conversion
		echo ""
		echo "* COMMAND THAT WILL BE EXECUTED:"
		echo ""
		echo "  # File detected with resolution" ${resolution_detected}
		echo "  # Change '${inputFile}' aspect to 4:3 (stretched)"
		if [ "${patch_thread}" == "y" ] ; then
			echo "  ${p_ffmpeg} \"${inputFile}\" ${f_conversion} -map ${video_track} -map ${audio_track} -aspect 4:3 -s ${resolution} ${p_conversion} ${p_ffmpeg_patched} \"${inputFileOut}-aspect.${v_ext}\""
		else
			echo "  ${p_ffmpeg} \"${inputFile}\" ${f_conversion} -map ${video_track} -map ${audio_track} -aspect 4:3 -s ${resolution} ${p_conversion} \"${inputFileOut}-aspect.${v_ext}\""
		fi
		# Execute commands for conversion
		echo ""
		echo -n "* (Default: y) Do you want run the conversion? (y/n): " ; read run_commands_ffmpeg
		if [ "${run_commands_ffmpeg}" == "n" ] ; then
			exit
		else
			if [ "${patch_thread}" == "y" ] ; then
				${p_ffmpeg} "${inputFile}" ${f_conversion} -map ${video_track} -map ${audio_track} -aspect 4:3 -s ${resolution} ${p_conversion} ${p_ffmpeg_patched} "${inputFileOut}-aspect.${v_ext}"
			else
				${p_ffmpeg} "${inputFile}" ${f_conversion} -map ${video_track} -map ${audio_track} -aspect 4:3 -s ${resolution} ${p_conversion} "${inputFileOut}-aspect.${v_ext}"
			fi
		fi
	elif [ "${modeCrop}" == "5:4-aspect" ] ; then
		inputFileOut=$(removeExtension ${inputFile})
		# Show commands for conversion
		echo ""
		echo "* COMMAND THAT WILL BE EXECUTED:"
		echo ""
		echo "  # File detected with resolution" ${resolution_detected}
		echo "  # Change '${inputFile}' aspect to 5:4 (stretched)"
		if [ "${patch_thread}" == "y" ] ; then
			echo "  ${p_ffmpeg} \"${inputFile}\" ${f_conversion} -map ${video_track} -map ${audio_track} -aspect 5:4 -s ${resolution} ${p_conversion} ${p_ffmpeg_patched} \"${inputFileOut}-aspect.${v_ext}\""
		else
			echo "  ${p_ffmpeg} \"${inputFile}\" ${f_conversion} -map ${video_track} -map ${audio_track} -aspect 5:4 -s ${resolution} ${p_conversion} \"${inputFileOut}-aspect.${v_ext}\""
		fi
		# Execute commands for conversion
		echo ""
		echo -n "* (Default: y) Do you want run the conversion? (y/n): " ; read run_commands_ffmpeg
		if [ "${run_commands_ffmpeg}" == "n" ] ; then
			exit
		else
			if [ "${patch_thread}" == "y" ] ; then
				${p_ffmpeg} "${inputFile}" ${f_conversion} -map ${video_track} -map ${audio_track} -aspect 5:4 -s ${resolution} ${p_conversion} ${p_ffmpeg_patched} "${inputFileOut}-aspect.${v_ext}"
			else
				${p_ffmpeg} "${inputFile}" ${f_conversion} -map ${video_track} -map ${audio_track} -aspect 5:4 -s ${resolution} ${p_conversion} "${inputFileOut}-aspect.${v_ext}"
			fi
		fi
	else
		show_menu
	fi
}

# Syntax: ks-crop <option> </absolute/path/video.mkv>
if [ -z "${1}" ] ; then
	show_menu
	exit
fi
if [ -f "${2}" ] ; then
	echo "detected" > /dev/null
else
	errorReadingFile "${2}"
fi

# Define variables for crop_video function
if [ "${1}" == "-16:9-crop" ] ; then
	modeCrop="16:9-crop"
	resolution="${to16_9}"
	crop_video
elif [ "${1}" == "-4:3-crop" ] ; then
	modeCrop="4:3-crop"
	resolution="${to4_3}"
	crop_video
elif [ "${1}" == "-5:4-crop" ] ; then
	modeCrop="5:4-crop"
	resolution="${to5_4}"
	crop_video
elif [ "${1}" == "-imax-crop" ] ; then
	modeCrop="imax-crop"
	resolution="${toImax}"
	crop_video
elif [ "${1}" == "-16:9-aspect" ] ; then
	modeCrop="16:9-aspect"
	resolution="${to16_9}"
	crop_video
elif [ "${1}" == "-4:3-aspect" ] ; then
	modeCrop="4:3-aspect"
	resolution="${to4_3}"
	crop_video
elif [ "${1}" == "-5:4-aspect" ] ; then
	modeCrop="5:4-aspect"
	resolution="${to5_4}"
	crop_video
else
	show_menu
fi