scripts/convert_ts_to_mp4.sh

   1 #!/bin/bash
   2
   3 # Usage:
   4 #
   5 # ./convert_ts_to_mp4.sh a/file.ts b/c/prog_converting.mp4 b/c/prog.mp4 a/old
   6 #
   7 # Converts the supplied MPEG-2 ts file to MPEG-4 format.
   8 #
   9
  10 TS_FILENAME="$1"
  11 CONV_FILENAME="$2"
  12 FINAL_FILENAME="$3"
  13 OLD_DIR="$4"
  14
  15
  16 BITRATE="2500k"
  17 SIZE=
  18
  19 if [[ "$CONV_FILENAME" == **/kids/** ]]; then
  20     BITRATE="1000k"
  21     SIZE="-s:v 640x480"
  22 fi
  23
  24
  25 if [ ! -f "$FINAL_FILENAME" ]; then
  26 {
  27     echo $TS_FILENAME
  28
  29     avconv -i "$TS_FILENAME" -acodec copy -b:v $BITRATE $SIZE "$CONV_FILENAME" > avconv_out.txt 2>&1
  30
  31     RETVAL=$?
  32
  33     mkdir -p "$OLD_DIR"
  34     mv "$TS_FILENAME" "$OLD_DIR"
  35
  36     if [[ $RETVAL != 0 ]]; then
  37     {
  38         echo '$ avconv -i "$TS_FILENAME" -acodec copy -b:v $BITRATE $SIZE "$CONV_FILENAME"'
  39
  40         cat avconv_out.txt
  41
  42         echo "** Error: avconv returned '"$RETVAL"' **"
  43
  44         echo "echo Conversion of "$TS_FILENAME" failed." | at now
  45
  46         exit 2
  47     }; fi
  48
  49     mv "$CONV_FILENAME" "$FINAL_FILENAME"
  50
  51     rm avconv_out.txt
  52 }
  53 else
  54 {
  55     echo "** Error: output filename already exists: " $FINAL_FILENAME " **"
  56     exit 5
  57 }; fi
  58
  59
  60