ffmpeg/tests/lavfi-regression.sh
Stefano Sabatini 0140566359 lavfi: add histeq filter
This is a port of virtual dub's histogram equalization filter by Donald
A. Graft. Based on the work by Jérémy Tran <tran.jeremy.av@gmail.com>,
done for SOCIS 2012.
2013-01-05 10:25:32 +01:00

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#!/bin/sh
#
# automatic regression test for libavfilter
#
#
#set -x
set -e
. $(dirname $0)/regression-funcs.sh
eval do_$test=y
do_video_filter() {
label=$1
filters="$2"
shift 2
printf '%-20s' $label
run_avconv $DEC_OPTS -f image2 -vcodec pgmyuv -i $raw_src \
$ENC_OPTS -vf "$filters" -vcodec rawvideo $* -f nut md5:
}
do_lavfi_plain() {
vfilters="$2"
if [ $test = $1 ] ; then
do_video_filter $test "$2"
fi
}
do_lavfi() {
do_lavfi_plain $1 "$2"
}
do_lavfi_colormatrix() {
do_lavfi "${1}1" "$1=$4:$5,$1=$5:$3,$1=$3:$4,$1=$4:$3,$1=$3:$5,$1=$5:$2"
do_lavfi "${1}2" "$1=$2:$3,$1=$3:$2,$1=$2:$4,$1=$4:$2,$1=$2:$5,$1=$5:$4"
}
do_lavfi "crop" "crop=iw-100:ih-100:100:100"
do_lavfi "crop_scale" "crop=iw-100:ih-100:100:100,scale=400:-1"
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"
do_lavfi "crop_vflip" "crop=iw-100:ih-100:100:100,vflip"
do_lavfi "drawbox" "drawbox=224:24:88:72:#FF8010@0.5"
do_lavfi "edgedetect" "edgedetect"
do_lavfi "fade" "fade=in:5:15,fade=out:30:15"
do_lavfi "hue" "hue=s=sin(2*PI*t)+1"
do_lavfi "idet" "idet"
do_lavfi "null" "null"
do_lavfi "overlay" "split[m],scale=88:72,pad=96:80:4:4[o2];[m]fifo[o1],[o1][o2]overlay=240:16"
do_lavfi "pad" "pad=iw*1.5:ih*1.5:iw*0.3:ih*0.2"
do_lavfi "pp" "pp=be/hb/vb/tn/l5/al"
do_lavfi "pp2" "pp=be/fq:16/h1/v1/lb"
do_lavfi "pp3" "pp=be/fq:8/ha:128:7/va/li"
do_lavfi "pp4" "pp=be/ci"
do_lavfi "pp5" "pp=md"
do_lavfi "pp6" "pp=be/fd"
do_lavfi "scale200" "scale=200:200"
do_lavfi "scale500" "scale=500:500"
do_lavfi "select" "select=not(eq(mod(n\,2)\,0)+eq(mod(n\,3)\,0))"
do_lavfi "setdar" "setdar=16/9"
do_lavfi "setsar" "setsar=16/11"
do_lavfi "thumbnail" "thumbnail=10"
do_lavfi "tile" "tile=3x3:nb_frames=5:padding=7:margin=2"
do_lavfi "transpose" "transpose"
do_lavfi "unsharp" "unsharp=10:10:-1.5:10:10:-1.5"
do_lavfi "vflip" "vflip"
do_lavfi "vflip_crop" "vflip,crop=iw-100:ih-100:100:100"
do_lavfi "vflip_vflip" "vflip,vflip"
do_lavfi_plain "alphamerge_rgb" "[in]format=bgra,split,alphamerge[out]"
do_lavfi_plain "alphamerge_yuv" "[in]format=yuv420p,split,alphamerge[out]"
do_lavfi_plain "alphaextract_rgb" "[in]format=bgra,split,alphamerge,split[o3][o4];[o4]alphaextract[alpha];[o3][alpha]alphamerge[out]"
do_lavfi_plain "alphaextract_yuv" "[in]format=yuv420p,split,alphamerge,split[o3][o4];[o4]alphaextract[alpha];[o3][alpha]alphamerge[out]"
do_lavfi_colormatrix "colormatrix" bt709 fcc bt601 smpte240m
do_lavfi_pixfmts(){
testname=$1;
test ${test%_[bl]e} = $testname || return 0
filter=$2
filter_args=$3
prefilter_chain=$4
showfiltfmts="$target_exec $target_path/libavfilter/filtfmts-test"
scale_exclude_fmts=${outfile}${testname}_scale_exclude_fmts
scale_in_fmts=${outfile}${testname}_scale_in_fmts
scale_out_fmts=${outfile}${testname}_scale_out_fmts
in_fmts=${outfile}${testname}_in_fmts
# exclude pixel formats which are not supported as input
$showfiltfmts scale | awk -F '[ \r]' '/^INPUT/{ fmt=substr($3, 5); print fmt }' | sort >$scale_in_fmts
$showfiltfmts scale | awk -F '[ \r]' '/^OUTPUT/{ fmt=substr($3, 5); print fmt }' | sort >$scale_out_fmts
comm -12 $scale_in_fmts $scale_out_fmts >$scale_exclude_fmts
$showfiltfmts $filter | awk -F '[ \r]' '/^INPUT/{ fmt=substr($3, 5); print fmt }' | sort >$in_fmts
pix_fmts=$(comm -12 $scale_exclude_fmts $in_fmts)
for pix_fmt in $pix_fmts; do
do_video_filter $pix_fmt "${prefilter_chain}format=$pix_fmt,$filter=$filter_args" -pix_fmt $pix_fmt
done
rm $in_fmts $scale_in_fmts $scale_out_fmts $scale_exclude_fmts
}
# all these filters have exactly one input and exactly one output
do_lavfi_pixfmts "field" "field" "bottom"
do_lavfi_pixfmts "histeq" "histeq" "antibanding=strong"
do_lavfi_pixfmts "kerndeint" "kerndeint" "" "tinterlace=interleave_top,"
do_lavfi_pixfmts "pixfmts_copy" "copy" ""
do_lavfi_pixfmts "pixfmts_crop" "crop" "100:100:100:100"
do_lavfi_pixfmts "pixfmts_hflip" "hflip" ""
do_lavfi_pixfmts "pixfmts_null" "null" ""
do_lavfi_pixfmts "pixfmts_pad" "pad" "500:400:20:20"
do_lavfi_pixfmts "pixfmts_pixdesctest" "pixdesctest"
do_lavfi_pixfmts "pixfmts_scale" "scale" "200:100"
do_lavfi_pixfmts "pixfmts_super2xsai" "super2xsai"
do_lavfi_pixfmts "pixfmts_vflip" "vflip"
do_lavfi_pixfmts "tinterlace_merge" "tinterlace" "merge"
do_lavfi_pixfmts "tinterlace_pad" "tinterlace" "pad"
do_lavfi_lavd() {
label=$1
graph=$2
shift 2
[ $test = $label ] || return 0
printf '%-20s' $label
run_avconv $DEC_OPTS -f lavfi -i $graph \
$ENC_OPTS -vcodec rawvideo $* -f nut md5:
}
do_lavfi_lavd "life" "life=s=40x40:r=5:seed=42:mold=64" -t 2
do_lavfi_lavd "testsrc" "testsrc=r=7:n=2:d=10"
do_lavfi_lavd "scalenorm" "sws_flags=+accurate_rnd+bitexact;testsrc=s=128x96:d=1:r=5,format=yuv420p[a];testsrc=s=160x120:d=1:r=5[b];[a][b]concat=unsafe=1,scale=flags=+accurate_rnd+bitexact"
# TODO: add tests for
# direct rendering,
# chains with feedback loops