- add preview mode;
- deps config;
- upscale mode is selected automatically;
- add scale mode support (i.e. without noise reduction);
- refactoring.
This commit is contained in:
GenZmeY 2020-12-24 14:02:48 +03:00
parent bf8b8bae63
commit 3acbb56f87
12 changed files with 319 additions and 196 deletions

View File

@ -15,11 +15,64 @@
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
DEF='\e[0m'; BLD='\e[1m'; RED='\e[31m'; GRN='\e[32m'; YLW='\e[33m'; WHT='\e[97m'
######## Filesystem ########
readonly DepsDir="$BaseDir/dependencies"
readonly ScriptsDir="$BaseDir/scripts"
readonly SettingsDir="$BaseDir/settings"
readonly OutputDir="$BaseDir/output"
function clean_line () # $1: Fill size
readonly FramesDir="$OutputDir/frames"
readonly AudioDir="$OutputDir/audio"
readonly VideoDir="$OutputDir/video"
readonly SubtitlesDir="$OutputDir/subtitles"
readonly ChaptersDir="$OutputDir/chapters"
readonly AttachmentsDir="$OutputDir/attachments"
readonly ReleaseDir="$OutputDir/release"
readonly PreviewDir="$OutputDir/preview"
readonly FramesUpscaledDir="${FramesDir}_upscaled"
readonly VideoUpscaledDir="${VideoDir}_upscaled"
readonly FormatJson="$OutputDir/format.json"
readonly StreamsJson="$OutputDir/streams.json"
readonly ChaptersJson="$OutputDir/chapters.json"
readonly RangesList="$OutputDir/ranges.list"
readonly DepsConf="$SettingsDir/deps.conf"
readonly Waifu2xConf="$SettingsDir/waifu2x-caffe.conf"
readonly FfmpegConf="$SettingsDir/ffmpeg.conf"
readonly RangeGenConf="$SettingsDir/range-gen.conf"
######## Return codes ########
SUCCESS=0
OPTION_ERROR=1
PARAMETER_ERROR=2
EXTRACT_AUDIO_ERROR=3
EXTRACT_VIDEO_ERROR=4
EXTRACT_SUBTITLE_ERROR=5
EXTRACT_ATTACHMENT_ERROR=6
UNKNOWN_CODEC_TYPE_ERROR=7
NO_EXTENSION_FOR_CODEC=8
CONVERT_TO_FRAMES_ERROR=9
FILE_READ_ERROR=10
RANGES_LIST_SYNTAX_ERROR=11
SETTINGS_ERROR=12
WAIFU2X_ERROR=13
MERGE_RELEASE_ERROR=14
NO_INFO_ERROR=15
INTERRUPT=16
CREATE_UPSCALED_VIDEO_ERROR=17
######## Functions ########
function clean_line ()
{
printf "\r%$1s\r" ""
printf "\r%$(tput cols)s\r" ""
}
function model_path () # $1: model name
{
echo "$(dirname $(readlink -e $(which waifu2x-caffe-cui)))/models/$1"
}
function framerate ()
@ -34,3 +87,87 @@ function framerate ()
fi
done
}
function png_num () # $1: String
{
echo "$1" | \
sed 's|.png||' | \
sed -r 's|0*([1-9][0-9]*)|\1|'
}
function check_ranges ()
{
local Errors=0
local ParamCount=0
local LineIndex=0
local LastEndFrame=""
while read Line
do
((LineIndex++))
local RangeInfo=($Line)
local ParamCount=${#RangeInfo[@]}
if [[ "$ParamCount" -eq 0 ]]; then
continue
elif [[ "$ParamCount" -eq 2 ]] || [[ "$ParamCount" -eq 3 ]]; then
local StartFrame=$(png_num ${RangeInfo[0]})
local EndFrame=$(png_num ${RangeInfo[1]})
local NoiseLevel=$(png_num ${RangeInfo[2]})
if [[ "$StartFrame" =~ ^[0-9]+$ ]]; then
if [[ -n "$LastEndFrame" ]] && [[ $(($LastEndFrame+1)) != $StartFrame ]]; then
echo "ERR [$LineIndex]: StartFrame ($StartFrame) doesn't follow the previous one ($LastEndFrame)"
((Errors++))
fi
else
echo "ERR [$LineIndex]: StartFrame $StartFrame is not valid integer"
((Errors++))
fi
if [[ "$EndFrame" =~ ^[0-9]+$ ]]; then
LastEndFrame="$EndFrame"
else
LastEndFrame=""
echo "ERR [$LineIndex]: EndFrame $EndFrame is not valid integer"
((Errors++))
fi
if [[ "$NoiseLevel" =~ ^[0-9]+$ ]]; then
if [[ "$NoiseLevel" -lt 0 ]] || [[ "$NoiseLevel" -gt 3 ]]; then
echo "ERR [$LineIndex]: NoiseLevel $NoiseLevel incorrect value (should be in the range 0-3)"
((Errors++))
fi
elif [[ -n "$NoiseLevel" ]]; then
echo "ERR [$LineIndex]: NoiseLevel $NoiseLevel is not valid integer"
((Errors++))
fi
else
echo "ERR [$LineIndex]: $ParamCount parameters received (2 or 3 expected)"
((Errors++))
fi
done < <(cat "$RangesList"; echo) # make bash not skip the last line (if there is no empty line at the end)
if [[ "$Errors" -gt 0 ]]; then
echo "Ranges list syntax: $Errors errors"
fi
return "$Errors"
}
######## Includes ########
source "$DepsConf"
######## Initialization ########
if [[ -n "$Waifu2xCaffeDir" ]]; then
PATH="$PATH:$(readlink -e $Waifu2xCaffeDir)"
fi
if [[ -n "$MkvToolNixDir" ]]; then
PATH="$PATH:$(readlink -e $MkvToolNixDir)"
fi
if [[ -n "$FfmpegDir" ]]; then
PATH="$PATH:$(readlink -e $FfmpegDir)"
fi
if [[ -t 2 ]] && [[ -z "${NO_COLOR-}" ]] && [[ "${TERM-}" != "dumb" ]]; then
DEF='\e[0m'; BLD='\e[1m'; RED='\e[31m'; GRN='\e[32m'; YLW='\e[33m'; WHT='\e[97m'
else
DEF=''; BLD=''; RED=''; GRN=''; YLW=''; WHT=''
fi

View File

@ -36,12 +36,13 @@ function extract_attachments ()
{
pushd "$AttachmentsDir"
ffmpeg -hide_banner -dump_attachment:t "" -i "$InputFile"
# There is no error checking,
# Disable error checking
# because ffmpeg always throws an error:
# "At least one output file must be specified",
# although it successfully saves attachments.
set +e
ffmpeg -hide_banner -dump_attachment:t "" -i "$InputFile"
set -e
popd
}

View File

@ -17,15 +17,6 @@
InputFile=$(find "$VideoDir" -mindepth 1 -maxdepth 1 -type f | head -n 1)
if ! [[ -r "$InputFile" ]]; then
echo "Read file error: \"$InputFile\""
exit "$FILE_READ_ERROR"
fi
rm -rf "$FramesDir"; mkdir -p "$FramesDir"
ffmpeg -hide_banner -i "$InputFile" -r "$(framerate)" -f image2 "$FramesDir/%06d.png"
if [[ "$?" != 0 ]]; then
exit "$CONVERT_TO_FRAMES_ERROR"
fi

121
scripts/preview.sh Normal file
View File

@ -0,0 +1,121 @@
#!/bin/bash
# This file is part of video2d-2x.
#
# video2d-2x is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
source "$Waifu2xConf"
readonly TmpFramesSrcDir="${PreviewDir}_tmpsrc"
readonly TmpFramesOutDir="${PreviewDir}_tmpout"
if ! [[ -r "$RangesList" ]]; then
echo "Read file error: \"$RangesList\""
exit "$FILE_READ_ERROR"
fi
if ! check_ranges; then
exit "$RANGES_LIST_SYNTAX_ERROR"
fi
rm -rf "$PreviewDir" "$TmpFramesSrcDir" "$TmpFramesOutDir"
mkdir -p "$PreviewDir" "$TmpFramesSrcDir" "$TmpFramesOutDir"
# Prepare frames
CopyList=""
while read Line
do
if [[ -z "$Line" ]]; then
continue
fi
RangeInfo=($Line)
StartFrame=$(png_num ${RangeInfo[0]})
EndFrame=$(png_num ${RangeInfo[1]})
TargetFrame=$((StartFrame + (EndFrame - StartFrame)/2))
CopyList+="$(printf "%06d" $TargetFrame).png "
done < <(cat "$RangesList"; echo) # make bash not skip the last line (if there is no empty line at the end)
pushd "$FramesDir" > /dev/null
cp -f $CopyList "$TmpFramesSrcDir"
popd > /dev/null
# Upscale (scale)
if [[ "$ScaleRatio" -ne 1 ]]; then
echo "Scale"
waifu2x-caffe-cui \
--mode "scale" \
--scale_ratio "$ScaleRatio" \
--output_depth "$OutputDepth" \
--tta "$TtaMode" \
--gpu "$GpuNum" \
--process "$Process" \
--crop_size "$CropSize" \
--batch_size "$BatchSize" \
--model_dir "$(model_path $Model)" \
--input_path "$TmpFramesSrcDir" \
--output_path "$TmpFramesOutDir" \
> /dev/null
echo "Copy"
pushd "$TmpFramesOutDir" > /dev/null
while read Filename
do
NewFilename=$(echo "$Filename" | sed "s|.png|_scale${ScaleRatio}.png|")
mv "$Filename" "$PreviewDir/$NewFilename"
done < <(find "$TmpFramesOutDir" -type f -name '*.png' -printf "%f\n")
popd > /dev/null
fi
# Upscale (noise_scale)
for NoiseLevel in 0 1 2 3
do
if [[ "$ScaleRatio" -eq 1 ]]; then
UpscaleMode="noise"
else
UpscaleMode="noise_scale"
fi
echo "$UpscaleMode $NoiseLevel"
waifu2x-caffe-cui \
--mode "$UpscaleMode" \
--scale_ratio "$ScaleRatio" \
--output_depth "$OutputDepth" \
--noise_level "$NoiseLevel" \
--tta "$TtaMode" \
--gpu "$GpuNum" \
--process "$Process" \
--crop_size "$CropSize" \
--batch_size "$BatchSize" \
--model_dir "$(model_path $Model)" \
--input_path "$TmpFramesSrcDir" \
--output_path "$TmpFramesOutDir" \
> /dev/null
echo "Copy"
pushd "$TmpFramesOutDir" > /dev/null
while read Filename
do
NewFilename=$(echo "$Filename" | sed "s|.png|_scale${ScaleRatio}_noise${NoiseLevel}.png|")
mv "$Filename" "$PreviewDir/$NewFilename"
done < <(find "$TmpFramesOutDir" -type f -name '*.png' -printf "%f\n")
popd > /dev/null
done
pushd "$TmpFramesSrcDir" > /dev/null
mv *.png "$PreviewDir"
popd > /dev/null
rm -rf "$TmpFramesSrcDir" "$TmpFramesOutDir"

View File

@ -15,18 +15,10 @@
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
# TODO: auto-detect ranges
# compare adjacent frames using the duplicate image search algorithm
# frames that are unlike each other will be the boundaries of the ranges
# Range list format:
# START_FRAME END_FRAME NOISE_LEVEL
# (separate line for each range)
function add_range () # $1: Start frame, $2: End frame, $3: Noise level
{
echo -e "$1\t$2\t$3" >> "$RangesList"
}
# (NOISE_LEVEL is optional)
source "$RangeGenConf"

View File

@ -1,18 +0,0 @@
SUCCESS=0
OPTION_ERROR=1
PARAMETER_ERROR=2
EXTRACT_AUDIO_ERROR=3
EXTRACT_VIDEO_ERROR=4
EXTRACT_SUBTITLE_ERROR=5
EXTRACT_ATTACHMENT_ERROR=6
UNKNOWN_CODEC_TYPE_ERROR=7
NO_EXTENSION_FOR_CODEC=8
CONVERT_TO_FRAMES_ERROR=9
FILE_READ_ERROR=10
RANGES_LIST_SYNTAX_ERROR=11
SETTINGS_ERROR=12
WAIFU2X_ERROR=13
MERGE_RELEASE_ERROR=14
NO_INFO_ERROR=15
INTERRUPT=16
CREATE_UPSCALED_VIDEO_ERROR=17

View File

@ -15,53 +15,38 @@
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
source "$Waifu2xConf"
readonly TmpFramesDir="${FramesDir}_tmp"
readonly ColumnWidth=8
readonly RowTemplate="\r%-${ColumnWidth}s%-${ColumnWidth}s%-${ColumnWidth}s%-${ColumnWidth}s\n"
readonly RowTemplate="\r%-8s%-8s%-12s%-8s%-8s\n"
function create_default_conf ()
function upscale_mode () # $1: ScaleRatio, $2: NoiseLevel
{
echo "\
Process=\"cudnn\"\
GpuNum=\"0\"\
ScaleRatio=\"3\"\
OutputDepth=\"16\"\
Mode=\"noise_scale\"\
CropSize=\"256\"\
BatchSize=\"1\"\
Model=\"upresnet10\"\
TtaMode=\"0\"\
" > "$Waifu2xConf"
}
local ScaleRatio="$1"
local NoiseLevel="$2"
function to_int () # $1: String
{
echo "$1" | \
sed 's|.png||' | \
sed -r 's|0*([1-9][0-9]*)|\1|'
}
function set_range () # $@: Line
{
StartFrame=$(to_int "$1")
EndFrame=$(to_int "$2")
NoiseLevel=$(to_int "$3")
return $#
}
function model_path () # $1: model name
{
echo "$(dirname $(readlink -e $(which waifu2x-caffe-cui)))/models/$1"
if [[ "$ScaleRatio" -ne 1 ]] && [[ -n "$NoiseLevel" ]]; then
echo "noise_scale"
return 0
fi
if [[ "$ScaleRatio" -eq 1 ]] && [[ -n "$NoiseLevel" ]]; then
echo "noise"
return 0
fi
if [[ "$ScaleRatio" -ne 1 ]] && [[ -z "$NoiseLevel" ]]; then
echo "scale"
return 0
fi
return 1
}
function upscale_images () # $1: InputDir, $2: OutputDir, $3: ProgressBarPID, $4: ParentPID
{
waifu2x-caffe-cui \
--mode "$UpscaleMode" \
--scale_ratio "$ScaleRatio" \
--output_depth "$OutputDepth" \
--noise_level "$NoiseLevel" \
--mode "$Mode" \
--tta "$TtaMode" \
--gpu "$GpuNum" \
--process "$Process" \
@ -78,69 +63,16 @@ function upscale_images () # $1: InputDir, $2: OutputDir, $3: ProgressBarPID, $4
fi
}
function check_ranges ()
{
local Errors=0
local ParamCount=0
local LineIndex=0
local LastEndFrame=""
while read Line
do
((LineIndex++))
set_range $Line
ParamCount=$?
if [[ "$ParamCount" -eq 0 ]]; then
continue
fi
if [[ "$ParamCount" -eq 3 ]]; then
if [[ "$StartFrame" =~ ^[0-9]+$ ]]; then
if [[ -n "$LastEndFrame" ]] && [[ $(($LastEndFrame+1)) != $StartFrame ]]; then
echo "ERR [$LineIndex]: StartFrame ($StartFrame) doesn't follow the previous one ($LastEndFrame)"
((Errors++))
fi
else
echo "ERR [$LineIndex]: StartFrame $StartFrame is not valid integer"
((Errors++))
fi
if [[ "$EndFrame" =~ ^[0-9]+$ ]]; then
LastEndFrame="$EndFrame"
else
LastEndFrame=""
echo "ERR [$LineIndex]: EndFrame $EndFrame is not valid integer"
((Errors++))
fi
if [[ "$NoiseLevel" =~ ^[0-9]+$ ]]; then
if [[ "$NoiseLevel" -lt 0 ]] || [[ "$NoiseLevel" -gt 3 ]]; then
echo "ERR [$LineIndex]: NoiseLevel $NoiseLevel incorrect value (should be in the range 0-3)"
((Errors++))
fi
else
echo "ERR [$LineIndex]: NoiseLevel $NoiseLevel is not valid integer"
((Errors++))
fi
else
echo "ERR [$LineIndex]: $ParamCount parameters received (3 expected)"
((Errors++))
fi
done < <(cat "$RangesList"; echo) # make bash not skip the last line (if there is no empty line at the end)
if [[ "$Errors" -gt 0 ]]; then
echo "Ranges list syntax: $Errors errors"
fi
return "$Errors"
}
function progress_bar ()
{
local PreviousUpscaledFrame=""
local LastUpscaledFrame=""
local Total=$(to_int $LastOriginalFrame)
local Total=$(png_num $LastOriginalFrame)
while [[ "$LastUpscaledFrame" != "$LastOriginalFrame" ]]
do
LastUpscaledFrame=$(ls "$FramesUpscaledDir" | sort | tail -n 1)
if [[ "$PreviousUpscaledFrame" != "$LastUpscaledFrame" ]]; then
local Done=$(to_int $LastUpscaledFrame)
local Done=$(png_num $LastUpscaledFrame)
printf "\r[%3d%%] %d/%d" "$(($Done*100/$Total))" "$Done" "$Total"
PreviousUpscaledFrame="$LastUpscaledFrame"
fi
@ -148,12 +80,11 @@ function progress_bar ()
done
}
if ! [[ -e "$Waifu2xConf" ]]; then
create_default_conf
if ! [[ -r "$RangesList" ]]; then
echo "Read file error: \"$RangesList\""
exit "$FILE_READ_ERROR"
fi
source "$Waifu2xConf"
if ! check_ranges; then
exit "$RANGES_LIST_SYNTAX_ERROR"
fi
@ -161,11 +92,6 @@ fi
rm -rf "$TmpFramesDir"
mkdir -p "$FramesUpscaledDir"
if ! [[ -r "$RangesList" ]]; then
echo "Read file error: \"$RangesList\""
exit "$FILE_READ_ERROR"
fi
LastOriginalFrame=$(ls "$FramesDir" | sort | tail -n 1)
LastUpscaledFrame=$(ls "$FramesUpscaledDir" | sort | tail -n 1)
@ -174,30 +100,43 @@ if [[ "$LastUpscaledFrame" == "$LastOriginalFrame" ]]; then
exit "$SUCCESS"
fi
LastUpscaledFrame=$(to_int "$LastUpscaledFrame")
echo "$WIDTH"
printf "${BLD}$RowTemplate${DEF}" "START" "END" "NOISE" "ACTION"
LastUpscaledFrame=$(png_num "$LastUpscaledFrame")
printf "${BLD}$RowTemplate${DEF}" "START" "END" "MODE" "NOISE" "ACTION"
while read Line
do
if [[ -z "$Line" ]]; then
continue
fi
set_range $Line
clean_line "$COLUMNS"
RangeInfo=($Line)
StartFrame=$(png_num ${RangeInfo[0]})
EndFrame=$(png_num ${RangeInfo[1]})
NoiseLevel=$(png_num ${RangeInfo[2]})
UpscaleMode=$(upscale_mode "$ScaleRatio" "$NoiseLevel")
if [[ -z "$NoiseLevel" ]]; then
NoiseLevel="0"
NoiseLevelDisplay="-"
else
NoiseLevelDisplay="$NoiseLevel"
fi
clean_line
if [[ -n "$LastUpscaledFrame" ]] && [[ "$LastUpscaledFrame" -ge "$EndFrame" ]]; then
printf "$RowTemplate" "$StartFrame" "$EndFrame" "$NoiseLevel" "SKIP"
printf "$RowTemplate" "$StartFrame" "$EndFrame" "$UpscaleMode" "$NoiseLevelDisplay" "SKIP"
continue
fi
if [[ -n "$LastUpscaledFrame" ]] && [[ "$StartFrame" -lt "$LastUpscaledFrame" ]]; then
printf "$RowTemplate" "$StartFrame" "$(($LastUpscaledFrame-1))" "$NoiseLevel" "SKIP"
printf "$RowTemplate" "$LastUpscaledFrame" "$EndFrame" "$NoiseLevel" "CONTINUE"
printf "$RowTemplate" "$StartFrame" "$(($LastUpscaledFrame-1))" "$UpscaleMode" "$NoiseLevelDisplay" "SKIP"
printf "$RowTemplate" "$LastUpscaledFrame" "$EndFrame" "$UpscaleMode" "$NoiseLevelDisplay" "CONTINUE"
# if waifu2x-caffe was interrupted while saving the file, a corrupted file is saved
# so it's better to start by overwriting the last upscaled file
StartFrame="$LastUpscaledFrame"
else
printf "$RowTemplate" "$StartFrame" "$EndFrame" "$NoiseLevel"
printf "$RowTemplate" "$StartFrame" "$EndFrame" "$UpscaleMode" "$NoiseLevelDisplay"
fi
rm -rf "$TmpFramesDir"
@ -214,7 +153,7 @@ do
cp $CopyList "$TmpFramesDir"
popd > /dev/null
clean_line "$COLUMNS"
clean_line
(progress_bar) &
ProgressBarPID=$!

View File

@ -41,7 +41,6 @@ function auto_bitrate ()
elif [[ -n "$VideoBitrate" ]]; then
echo '-b:v' "$VideoBitrate"
else
echo "You must set ConstantRateFactor or VideoBitrate in ffmpeg.conf"
exit "$SETTINGS_ERROR"
fi
}

View File

@ -2,5 +2,4 @@ VideoCodec="libx265"
Preset="slow"
PixelFormat="yuv420p10le"
ConstantRateFactor="16"
VideoBitrate=""
x265params="limit-sao=1:bframes=8:psy-rd=1:aq-mode=3"

View File

@ -7,7 +7,6 @@ Process="cudnn"
GpuNum="0"
ScaleRatio="3"
OutputDepth="16"
Mode="noise_scale"
CropSize="256"
BatchSize="1"
Model="upresnet10"

View File

@ -19,41 +19,13 @@
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
set -Eeuo pipefail
readonly ScriptName=$(basename "$0")
readonly ScriptVersion="0.1"
readonly ScriptVersion="0.2"
readonly BaseDir=$(dirname $(readlink -e "$0"))
readonly DepsDir="$BaseDir/dependencies"
readonly ScriptsDir="$BaseDir/scripts"
readonly SettingsDir="$BaseDir/settings"
readonly OutputDir="$BaseDir/output"
readonly FramesDir="$OutputDir/frames"
readonly AudioDir="$OutputDir/audio"
readonly VideoDir="$OutputDir/video"
readonly SubtitlesDir="$OutputDir/subtitles"
readonly ChaptersDir="$OutputDir/chapters"
readonly AttachmentsDir="$OutputDir/attachments"
readonly ReleaseDir="$OutputDir/release"
readonly FramesUpscaledDir="${FramesDir}_upscaled"
readonly VideoUpscaledDir="${VideoDir}_upscaled"
readonly FormatJson="$OutputDir/format.json"
readonly StreamsJson="$OutputDir/streams.json"
readonly ChaptersJson="$OutputDir/chapters.json"
readonly RangesList="$OutputDir/ranges.list"
readonly Video2d2xConf="$SettingsDir/video2d-2x.conf"
readonly Waifu2xConf="$SettingsDir/waifu2x-caffe.conf"
readonly FfmpegConf="$SettingsDir/ffmpeg.conf"
readonly RangeGenConf="$SettingsDir/range-gen.conf"
source "$ScriptsDir/returncodes.lib"
source "$ScriptsDir/common.lib"
source "$Video2d2xConf"
source "$BaseDir/scripts/common.lib"
function show_version ()
{
@ -73,16 +45,6 @@ function show_help ()
echo " -h, --help show help"
}
if [[ -n "$Waifu2xCaffeDir" ]]; then
PATH="$PATH:$(readlink -e $Waifu2xCaffeDir)"
fi
if [[ -n "$MkvToolNixDir" ]]; then
PATH="$PATH:$(readlink -e $MkvToolNixDir)"
fi
if [[ -n "$FfmpegDir" ]]; then
PATH="$PATH:$(readlink -e $FfmpegDir)"
fi
if [[ $# -eq 0 ]]; then show_help; exit 0; fi
case $1 in
-h|--help ) show_help ;;
@ -90,6 +52,7 @@ case $1 in
-e|--extract ) shift; source "$ScriptsDir/extract.sh" ;;
-f|--frames ) shift; source "$ScriptsDir/frames.sh" ;;
-r|--ranges ) shift; source "$ScriptsDir/ranges.sh" ;;
-p|--preview ) shift; source "$ScriptsDir/preview.sh" ;;
-u|--upscale ) shift; source "$ScriptsDir/upscale.sh" ;;
-v|--video ) shift; source "$ScriptsDir/video.sh" ;;
-m|--merge ) shift; source "$ScriptsDir/merge.sh" ;;