tests/lavfi-regression.sh

   1 #!/bin/sh
   2 #
   3 # automatic regression test for libavfilter
   4 #
   5 #
   6 #set -x
   7
   8 set -e
   9
  10 . $(dirname $0)/regression-funcs.sh
  11
  12 eval do_$test=y
  13
  14 do_video_filter() {
  15     label=$1
  16     filters=$2
  17     shift 2
  18     printf '%-20s' $label
  19     run_avconv $DEC_OPTS -f image2 -vcodec pgmyuv -i $raw_src    \
  20         $ENC_OPTS -vf "$filters" -vcodec rawvideo $* -f nut md5:
  21 }
  22
  23 do_lavfi() {
  24     if [ $test = $1 ] ; then
  25         do_video_filter $test "$2"
  26     fi
  27 }
  28
  29 do_lavfi "crop"               "crop=iw-100:ih-100:100:100"
  30 do_lavfi "crop_scale"         "crop=iw-100:ih-100:100:100,scale=400:-1"
  31 do_lavfi "crop_scale_vflip"   "null,null,crop=iw-200:ih-200:200:200,crop=iw-20:ih-20:20:20,scale=200:200,scale=250:250,vflip,vflip,null,scale=200:200,crop=iw-100:ih-100:100:100,vflip,scale=200:200,null,vflip,crop=iw-100:ih-100:100:100,null"
  32 do_lavfi "crop_vflip"         "crop=iw-100:ih-100:100:100,vflip"
  33 do_lavfi "null"               "null"
  34 do_lavfi "scale200"           "scale=200:200"
  35 do_lavfi "scale500"           "scale=500:500"
  36 do_lavfi "vflip"              "vflip"
  37 do_lavfi "vflip_crop"         "vflip,crop=iw-100:ih-100:100:100"
  38 do_lavfi "vflip_vflip"        "vflip,vflip"
  39
  40 do_lavfi_pixfmts(){
  41     test ${test%_[bl]e} = pixfmts_$1 || return 0
  42     filter=$1
  43     filter_args=$2
  44
  45     showfiltfmts="$target_exec $target_path/libavfilter/filtfmts-test"
  46     exclude_fmts=${outfile}${1}_exclude_fmts
  47     out_fmts=${outfile}${1}_out_fmts
  48
  49     # exclude pixel formats which are not supported as input
  50     $avconv -pix_fmts list 2>/dev/null | awk 'NR > 8 && /^\..\./ { print $2 }' | sort >$exclude_fmts
  51     $showfiltfmts scale | awk -F '[ \r]' '/^OUTPUT/{ print $3 }' | sort | comm -23 - $exclude_fmts >$out_fmts
  52
  53     pix_fmts=$($showfiltfmts $filter | awk -F '[ \r]' '/^INPUT/{ print $3 }' | sort | comm -12 - $out_fmts)
  54     for pix_fmt in $pix_fmts; do
  55         do_video_filter $pix_fmt "format=$pix_fmt,$filter=$filter_args" -pix_fmt $pix_fmt
  56     done
  57
  58     rm $exclude_fmts $out_fmts
  59 }
  60
  61 # all these filters have exactly one input and exactly one output
  62 do_lavfi_pixfmts "copy"    ""
  63 do_lavfi_pixfmts "crop"    "100:100:100:100"
  64 do_lavfi_pixfmts "hflip"   ""
  65 do_lavfi_pixfmts "null"    ""
  66 do_lavfi_pixfmts "pad"     "500:400:20:20"
  67 do_lavfi_pixfmts "scale"   "200:100"
  68 do_lavfi_pixfmts "vflip"   ""
  69
  70 if [ -n "$do_pixdesc" ]; then
  71     pix_fmts="$($avconv -pix_fmts list 2>/dev/null | awk 'NR > 8 && /^IO/ { print $2 }' | sort)"
  72     for pix_fmt in $pix_fmts; do
  73         do_video_filter $pix_fmt "format=$pix_fmt,pixdesctest" -pix_fmt $pix_fmt
  74     done
  75 fi
  76
  77 # TODO: add tests for
  78 # direct rendering,
  79 # chains with feedback loops