9cd5a6ec3df43e91d64529a5aae918c9019791ea
[libav.git] / 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 rm -f "$logfile"
15 rm -f "$benchfile"
16
17 get_common_elements() (
18 for elt1 in $1; do
19 for elt2 in $2; do
20 [ $elt1 = $elt2 ] && res="$res $elt1 "
21 done
22 done
23
24 echo $res
25 )
26
27 # Returns the elements present in $1 but not in $2.
28 get_exclusive_elements() (
29 for elt1 in $1; do
30 common=""
31 for elt2 in $2; do
32 [ $elt1 = $elt2 ] && common="true" && break;
33 done
34 [ -z "$common" ] && res="$res $elt1"
35 done
36
37 echo $res
38 )
39
40 do_lavfi() {
41 vfilters="slicify=random,$2"
42
43 if [ $test = $1 ] ; then
44 do_video_encoding ${test}.nut "" "-vcodec rawvideo -vf $vfilters"
45 fi
46 }
47
48 do_lavfi "crop" "crop=100:100"
49 do_lavfi "crop_scale" "crop=100:100,scale=400:-1"
50 do_lavfi "crop_scale_vflip" "null,null,crop=200:200,crop=20:20,scale=200:200,scale=250:250,vflip,vflip,null,scale=200:200,crop=100:100,vflip,scale=200:200,null,vflip,crop=100:100,null"
51 do_lavfi "crop_vflip" "crop=100:100,vflip"
52 do_lavfi "null" "null"
53 do_lavfi "scale200" "scale=200:200"
54 do_lavfi "scale500" "scale=500:500"
55 do_lavfi "vflip" "vflip"
56 do_lavfi "vflip_crop" "vflip,crop=100:100"
57 do_lavfi "vflip_vflip" "vflip,vflip"
58
59 # all these filters have exactly one input and exactly one output
60 filters_args="
61 crop=100:100:100:100
62 null
63 pad=500:400:20:20
64 scale=200:100
65 vflip
66 "
67
68 if [ -n "$do_pixfmts_be" ] || [ -n "$do_pixfmts_le" ]; then
69 # exclude pixel formats which are not supported as input
70 excluded_pix_fmts="$($ffmpeg -pix_fmts list 2>/dev/null | sed -ne '9,$p' | grep '^\..\.' | cut -d' ' -f2)"
71
72 scale_out_pix_fmts=$(tools/lavfi-showfiltfmts scale | grep "^OUTPUT" | cut -d: -f2)
73 scale_out_pix_fmts=$(get_exclusive_elements "$scale_out_pix_fmts" "$excluded_pix_fmts")
74
75 for filter_args in $filters_args; do
76 filter=$(echo $filter_args | sed -e 's/\([^=]\+\)=.*/\1/')
77 in_pix_fmts=$(tools/lavfi-showfiltfmts $filter | grep "^INPUT" | cut -d: -f2)
78 pix_fmts=$(get_common_elements "$in_pix_fmts" "$scale_out_pix_fmts")
79
80 for pix_fmt in $pix_fmts; do
81 output=pixfmts-${filter}-${pix_fmt}.nut
82 do_video_encoding $output "" \
83 "-vf slicify=random,format=$pix_fmt,$filter_args -vcodec rawvideo -pix_fmt $pix_fmt"
84 done
85 done
86 fi
87
88 if [ -n "$do_pixdesc_be" ] || [ -n "$do_pixdesc_le" ]; then
89 pix_fmts="$($ffmpeg -pix_fmts list 2>/dev/null | sed -ne '9,$p' | grep '^IO' | cut -d' ' -f2)"
90 for pix_fmt in $pix_fmts; do
91 output=lavfi_pixdesc-${pix_fmt}.nut
92 do_video_encoding $output "" \
93 "-vf slicify=random,format=$pix_fmt,pixdesctest -vcodec rawvideo -pix_fmt $pix_fmt"
94 rm ${outfile}${output}
95 done
96 fi
97
98 # TODO: add tests for
99 # direct rendering,
100 # chains with feedback loops