scripts/convert_ts_to_flv.sh

   1 #!/bin/bash
   2
   3 # Usage:
   4 #
   5 # ./convert_ts_to_flv.sh a/file.ts b/c/conv_unproc.flv b/c/conv.flv a/old
   6 #
   7 # Converts the supplied MPEG-2 ts file to FLV format.
   8 #
   9
  10 TS_FILENAME="$1"
  11 FLV_UP_FILENAME="$2"
  12 FLV_FILENAME="$3"
  13 OLD_DIR="$4"
  14
  15 SIZE=566x330
  16
  17 UP_SUFFIX=_before_flvtool2
  18
  19 if [ ! -f "$FLV_UP_FILENAME" -a \
  20      ! -f "$FLV_FILENAME" ]; then
  21 {
  22     echo "Converting $TS_FILENAME"
  23     ffmpeg -re -r 25 -y -i "$TS_FILENAME" -b 900k -async 1000 -ar 44100 -s $SIZE -f flv -ar 22050 -acodec mp3 "$FLV_UP_FILENAME" 2> ffmpeg_stderr.txt
  24
  25     RETVAL=$?
  26
  27     #echo 'mkdir -p "'$OLD_DIR'"'
  28     mkdir -p "$OLD_DIR"
  29     #echo 'mv "'$TS_FILENAME'" "'$OLD_DIR'"'
  30     mv "$TS_FILENAME" "$OLD_DIR"
  31     #echo 'mv returned ' $?
  32
  33     if [[ $RETVAL != 0 ]]; then
  34     {
  35         echo '$ ffmpeg -re -r 25 -y -i "'$TS_FILENAME'" -b 900k -async 1000 -ar 44100 -s '$SIZE' -f flv -ar 22050 -acodec mp3 "'$FLV_FILENAME'"'
  36
  37         cat ffmpeg_stderr.txt
  38
  39         echo "Error: ffmpeg returned '"$RETVAL"'"
  40
  41         exit 2
  42     }; fi
  43
  44     rm ffmpeg_stderr.txt
  45 }
  46 else
  47 {
  48     if [ -f "$FLV_FILENAME" ]; then
  49     {
  50         echo "Error: .flv filename already exists: " $FLV_FILENAME
  51         exit 5
  52     }
  53     elif [ -f "$FLV_UP_FILENAME" ]; then
  54     {
  55         echo "unprocessed filename already exists.  Just converting it: " $FLV_UP_FILENAME
  56
  57         #echo 'mkdir -p "'$OLD_DIR'"'
  58         mkdir -p "$OLD_DIR"
  59         #echo 'mv "'$TS_FILENAME'" "'$OLD_DIR'"'
  60         mv "$TS_FILENAME" "$OLD_DIR"
  61         #echo 'mv returned ' $?
  62     }
  63     else
  64     {
  65         echo "Error: did not convert but neither .flv nor unprocessed files exist."
  66         exit 6
  67     }; fi
  68 }; fi
  69
  70
  71 if [ -f $FLV_UP_FILENAME ]; then
  72 {
  73     if [ ! -f $FLV_FILENAME ]; then
  74     {
  75         /home/andy/cvs/flvtoolpp/flvtoolpp "$FLV_UP_FILENAME" "$FLV_FILENAME"
  76         RETVAL=$?
  77
  78         if [[ $RETVAL == 0 ]]; then
  79         {
  80             rm "$FLV_UP_FILENAME"
  81         }
  82         else
  83         {
  84             echo "Error: flvtoolpp returned non-zero!"
  85             exit 3
  86         }; fi
  87     }
  88     else
  89     {
  90         echo "Error: $FLV_UP_FILENAME would clash with existing file $FLV_FILENAME!"
  91         exit 4
  92     }; fi
  93 }
  94 else
  95 {
  96     echo "Error: unprocessed file does not exist after ffmpeg."
  97     exit 7
  98 }; fi
  99
 100