batch.sh

#!/bin/bash
#Converts a whole directory of MIDI files in parallel
OUT_DIR=output/

shopt -s nocaseglob
trap 'kill 0' EXIT
if [ ! $1 ]; then
  echo "Usage: batch.sh midisDirectory mode [threadsLimit]"
  exit 1
fi
if [ ! $2 ]; then
  echo "Please inform a mode: either --classic or --dynamic"
  exit 1
fi
mkdir $OUT_DIR
files=`ls -1 $1/*.mid*&>/dev/null`
if [ ! $? == 0 ]; then
  echo "No files found, aborting."
  exit
fi
for m in $1/*.mid*; do #call pymusanim if there is an idle thread
  name=`basename $m .${m#*.}`
  nice -n19 ./pymusanim.sh $m $OUT_DIR$name $2 &> $OUT_DIR${name}.log&
  echo "Starting $name"
  threadsLimit=$3
  if [ ! $threadsLimit ]; then
    threadsLimit=`cat /proc/cpuinfo | grep processor | wc -l`
  fi
  while [ `jobs|grep Running|wc -l` == $threadsLimit ]; do
    sleep 1
  done
done
echo "Waiting for last processes to finish..."
while [ `jobs|grep Running|wc -l` != 0 ]; do #wait until end
  sleep 1 
done
echo "Cleaning..."
wait
echo "Done!"
first=1
./checklogs.sh $OUT_DIR