transcribe-matrix-live

commit 8799fa24915359d4d8c3db6035040ed73f7f6b9b
parent 470505526b4e22dc5f642c63d2414ad033cf8653
Author: MTRNord <mtrnord1@gmail.com>
Date:   Thu, 26 Jan 2023 23:56:41 +0100

Run shellcheck

Diffstat:
M
transcribe.sh
 | 
47
++++++++++++++++++++---------------------------

1 file changed, 20 insertions(+), 27 deletions(-)
diff --git a/transcribe.sh b/transcribe.sh
@@ -1,7 +1,5 @@
 #!/bin/bash
 
-SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
-
 if [ -f ./trancribe.cfg ]
 	then
 		source "./trancribe.cfg"
@@ -17,7 +15,7 @@ trap ctrl_c INT
 trap stop EXIT
 
 function stop {
-	rm $PIDFILE
+	rm "$PIDFILE"
 }
 
 function ctrl_c() {
@@ -26,31 +24,28 @@ function ctrl_c() {
 	echo "STOPPING..."
 	echo "bye bye"
 	echo "------------------------------"
-	rm -f $PIDFILE
+	rm -f "$PIDFILE"
 	exit 
 }
 
 pid() {
-	if [ -f $PIDFILE ]
+	if [ -f "$PIDFILE" ]
 	then
-	  PID=$(cat $PIDFILE)
-	  ps -p $PID > /dev/null 2>&1
-	  if [ $? -eq 0 ]
+	  PID=$(cat "$PIDFILE")
+	  if ps -p "$PID" > /dev/null 2>&1;
 	  then
 		echo "Process already running"
 		exit 1
 	  else
 		## Process not found assume not running
-		echo $$ > $PIDFILE
-		if [ $? -ne 0 ]
+		if ! echo $$ > "$PIDFILE";
 		then
 		  echo "Could not create PID file"
 		  exit 1
 		fi
 	  fi
 	else
-	  echo $$ > $PIDFILE
-	  if [ $? -ne 0 ]
+	  if ! echo $$ > "$PIDFILE";
 	  then
 		echo "Could not create PID file"
 		exit 1
@@ -61,7 +56,7 @@ pid() {
 pid
 
 echo "Starting engines! Let's transcribe some episodes"
-pushd whisper.cpp
+pushd whisper.cpp || exit
 
 #------------------------------------------------------------------------------------
 # get data for one episode to transcribe from matrix youtube
@@ -69,19 +64,19 @@ pushd whisper.cpp
 
 echo "getting data from youtube"
 mkdir -p ./playlist
-pushd ./playlist
+pushd ./playlist || exit
 
 PLAYLIST_URL="https://www.youtube.com/playlist?list=PLl5dnxRMP1hXBHqokHol6DTVIbnsf57Mr"
 
 yt-dlp "${PLAYLIST_URL}" -x --audio-format wav --audio-quality 0 -o "%(id)s.%(ext)s"
-popd
+popd || exit
 
 while :
 do
     
 	# exit if nothing to do
 
-	if ! [ -n "$(find "./playlist/" -maxdepth 1 -type f 2>/dev/null)" ];
+	if [ -z "$(find "./playlist/" -maxdepth 1 -type f 2>/dev/null)" ];
 		then
 			echo "nothing to transcribe. exit!"
 			exit 0;
@@ -107,28 +102,26 @@ do
     mv "${next_file}" "./${FILENAME}_orig"
 
     ffmpeg -y -i "./${FILENAME}_orig" -acodec pcm_s16le -ac 1 -ar 16000 "./${FILENAME}" >/dev/null  2>/dev/null
-    rm ./${FILENAME}_orig
+    rm "./${FILENAME}_orig"
 
     DURATION=$(ffprobe -v error -show_entries format=duration -of default=noprint_wrappers=1:nokey=1 "./${FILENAME}" 2>&1)
     echo "start working on episode ${FILENAME}, duration ${DURATION} seconds"
 
-	START=`date +%s`
+	START=$(date +%s)
 	
 	echo "starting whisper"
-	nice -n 18 ./main -su -m "models/ggml-${MODEL}.bin" -t $THREADS -l en -ovtt "./${FILENAME}" >/dev/null  2>/dev/null
 	
-	if [ $? -ne 0 ]
+	if ! nice -n 18 ./main -su -m "models/ggml-${MODEL}.bin" -t "$THREADS" -l en -ovtt "./${FILENAME}" >/dev/null  2>/dev/null;
 		then
 			echo "error transcribing"
 			continue
-		
 	fi
 	
-	END=`date +%s`
-	TOOK=$(($END-$START))
+	END=$(date +%s)
+	TOOK=$((END-START))
 
 	echo -n "Rate: "
-	printf "%.2f" $(echo "$DURATION/$TOOK" | bc -l)
+	printf "%.2f" "$(echo "$DURATION/$TOOK" | bc -l)"
 	echo "x"
 
     rm "./${FILENAME}"
@@ -137,7 +130,7 @@ do
     mv "./${FILENAME}.vtt" "./output/${FILENAME}.vtt"
 	
 	if [ -f ~/.trancribe-stop ]; then
-		rm "~/.trancribe-stop"
+		rm "$HOME/.trancribe-stop"
 		echo "stopping hard"
 		exit
 	fi
@@ -147,6 +140,6 @@ do
 	
 done
 
-popd
+popd || exit
 
-rm $PIDFILE
+rm "$PIDFILE"