Add pixdesctest filter and corresponding test.
[ffmpeg.git] / tests / lavfi-regression.sh
index 1f52fd7..220d43c 100755 (executable)
@@ -14,24 +14,100 @@ eval do_$test=y
 rm -f "$logfile"
 rm -f "$benchfile"
 
+get_common_elements() (
+    for elt1 in $1; do
+        for elt2 in $2; do
+            [ $elt1 = $elt2 ] && res="$res $elt1 "
+        done
+    done
+
+    echo $res
+)
+
+# Returns the elements present in $1 but not in $2.
+get_exclusive_elements() (
+    for elt1 in $1; do
+        common=""
+        for elt2 in $2; do
+            [ $elt1 = $elt2 ] && common="true" && break;
+        done
+        [ -z "$common" ] && res="$res $elt1"
+    done
+
+    echo $res
+)
+
 do_lavfi() {
     test_name=$1
     eval test=\$do_$test_name
-    vfilters=$2
+    vfilters="slicify=random,$2"
 
     if [ -n "$test" ] ; then
-        do_video_encoding ${test_name}.avi "" "-vcodec rawvideo -vfilters $vfilters"
+        do_video_encoding ${test_name}.nut "" "-vcodec rawvideo -vf $vfilters"
     fi
 }
 
-# example tests:
-# do_lavfi "crop" "crop=100:100:-1:-1"
-# do_lavfi "crop_scale" "crop=100:100,scale=200:-1"
-# do_lavfi "scale" "scale=200:200"
+do_lavfi "crop"               "crop=100:100"
+do_lavfi "crop_scale"         "crop=100:100,scale=400:-1"
+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"
+do_lavfi "crop_vflip"         "crop=100:100,vflip"
+do_lavfi "null"               "null"
+do_lavfi "scale200"           "scale=200:200"
+do_lavfi "scale500"           "scale=500:500"
+do_lavfi "vflip"              "vflip"
+do_lavfi "vflip_crop"         "vflip,crop=100:100"
+do_lavfi "vflip_vflip"        "vflip,vflip"
+
+# all these filters have exactly one input and exactly one output
+filters_args="
+crop=100:100:100:100
+null
+pad=500:400:20:20
+scale=200:100
+vflip
+"
+
+if [ -n "$do_lavfi_pix_fmts" ]; then
+    # exclude pixel formats which are not supported as input
+    excluded_pix_fmts="$(ffmpeg -pix_fmts list 2>/dev/null | sed -ne '9,$p' | grep '^\..\.' | cut -d' ' -f2)"
+
+    scale_out_pix_fmts=$(tools/lavfi-showfiltfmts scale | grep "^OUTPUT" | cut -d: -f2)
+    scale_out_pix_fmts=$(get_exclusive_elements "$scale_out_pix_fmts" "$excluded_pix_fmts")
+
+    for filter_args in $filters_args; do
+        filter=$(echo $filter_args | sed -e 's/\([^=]\+\)=.*/\1/')
+        in_pix_fmts=$(tools/lavfi-showfiltfmts $filter | grep "^INPUT" | cut -d: -f2)
+        pix_fmts=$(get_common_elements "$in_pix_fmts" "$scale_out_pix_fmts")
+
+        for pix_fmt in $pix_fmts; do
+            do_video_encoding "${pix_fmt}-${filter}.nut" "" \
+                "-vf slicify=random,format=$pix_fmt,$filter_args -vcodec rawvideo -pix_fmt $pix_fmt"
+        done
+    done
+fi
+
+if [ -n "$do_lavfi_pixdesc" ]; then
+    pix_fmts="$($ffmpeg -pix_fmts list 2>/dev/null | sed -ne '9,$p' | grep '^IO' | cut -d' ' -f2)"
+
+    ref_file=tests/ref/lavfi/lavfi_pixdesc
+    rm -f $ref_file
+    res_file=$logfile
+
+    for pix_fmt in $pix_fmts; do
+        # print to the reference logfile
+        logfile=$ref_file
+        do_video_encoding "lavfi_pixdesc-${pix_fmt}.nut" "" \
+            "-vf slicify=random,format=$pix_fmt -vcodec rawvideo -pix_fmt $pix_fmt"
+
+        # print to the result logfile
+        logfile=$res_file
+        do_video_encoding "lavfi_pixdesc-${pix_fmt}.nut" "" \
+            "-vf slicify=random,format=$pix_fmt,pixdesctest -vcodec rawvideo -pix_fmt $pix_fmt"
+    done
+fi
 
 # TODO: add tests for
 # direct rendering,
-# slices
 # chains with feedback loops
 
 rm -f "$bench" "$bench2"