diff --git a/tests/ref/seek/lavf02.bmp.ref b/tests/ref/seek/%02d.bmp.ref
similarity index 100%
rename from tests/ref/seek/lavf02.bmp.ref
rename to tests/ref/seek/%02d.bmp.ref
diff --git a/tests/ref/seek/lavf02.jpg.ref b/tests/ref/seek/%02d.jpg.ref
similarity index 98%
rename from tests/ref/seek/lavf02.jpg.ref
rename to tests/ref/seek/%02d.jpg.ref
index 5f87539a22..d968f3e072 100644
--- a/tests/ref/seek/lavf02.jpg.ref
+++ b/tests/ref/seek/%02d.jpg.ref
@@ -1,4 +1,4 @@
-ret: 0         st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos:     -1 size: 31763
+ret: 0         st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos:     -1 size: 31351
 ret:-EINVAL    st:-1 flags:0  ts:-1.000000
 ret:-EINVAL    st:-1 flags:1  ts: 1.894167
 ret:-EINVAL    st: 0 flags:0  ts: 0.800000
diff --git a/tests/ref/seek/lavf02.pcx.ref b/tests/ref/seek/%02d.pcx.ref
similarity index 98%
rename from tests/ref/seek/lavf02.pcx.ref
rename to tests/ref/seek/%02d.pcx.ref
index 6b72427666..418674f7a2 100644
--- a/tests/ref/seek/lavf02.pcx.ref
+++ b/tests/ref/seek/%02d.pcx.ref
@@ -1,4 +1,4 @@
-ret: 0         st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos:     -1 size:364147
+ret: 0         st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos:     -1 size:364047
 ret:-EINVAL    st:-1 flags:0  ts:-1.000000
 ret:-EINVAL    st:-1 flags:1  ts: 1.894167
 ret:-EINVAL    st: 0 flags:0  ts: 0.800000
diff --git a/tests/ref/seek/lavf02.pgm.ref b/tests/ref/seek/%02d.pgm.ref
similarity index 100%
rename from tests/ref/seek/lavf02.pgm.ref
rename to tests/ref/seek/%02d.pgm.ref
diff --git a/tests/ref/seek/lavf02.ppm.ref b/tests/ref/seek/%02d.ppm.ref
similarity index 100%
rename from tests/ref/seek/lavf02.ppm.ref
rename to tests/ref/seek/%02d.ppm.ref
diff --git a/tests/ref/seek/%02d.sgi.ref b/tests/ref/seek/%02d.sgi.ref
new file mode 100644
index 0000000000..b2f605ad94
--- /dev/null
+++ b/tests/ref/seek/%02d.sgi.ref
@@ -0,0 +1,27 @@
+ret: 0         st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos:     -1 size:308336
+ret:-EINVAL    st:-1 flags:0  ts:-1.000000
+ret:-EINVAL    st:-1 flags:1  ts: 1.894167
+ret:-EINVAL    st: 0 flags:0  ts: 0.800000
+ret:-EINVAL    st: 0 flags:1  ts:-0.320000
+ret:-EINVAL    st:-1 flags:0  ts: 2.576668
+ret:-EINVAL    st:-1 flags:1  ts: 1.470835
+ret:-EINVAL    st: 0 flags:0  ts: 0.360000
+ret:-EINVAL    st: 0 flags:1  ts:-0.760000
+ret:-EINVAL    st:-1 flags:0  ts: 2.153336
+ret:-EINVAL    st:-1 flags:1  ts: 1.047503
+ret:-EINVAL    st: 0 flags:0  ts:-0.040000
+ret:-EINVAL    st: 0 flags:1  ts: 2.840000
+ret:-EINVAL    st:-1 flags:0  ts: 1.730004
+ret:-EINVAL    st:-1 flags:1  ts: 0.624171
+ret:-EINVAL    st: 0 flags:0  ts:-0.480000
+ret:-EINVAL    st: 0 flags:1  ts: 2.400000
+ret:-EINVAL    st:-1 flags:0  ts: 1.306672
+ret:-EINVAL    st:-1 flags:1  ts: 0.200839
+ret:-EINVAL    st: 0 flags:0  ts:-0.920000
+ret:-EINVAL    st: 0 flags:1  ts: 2.000000
+ret:-EINVAL    st:-1 flags:0  ts: 0.883340
+ret:-EINVAL    st:-1 flags:1  ts:-0.222493
+ret:-EINVAL    st: 0 flags:0  ts: 2.680000
+ret:-EINVAL    st: 0 flags:1  ts: 1.560000
+ret:-EINVAL    st:-1 flags:0  ts: 0.460008
+ret:-EINVAL    st:-1 flags:1  ts:-0.645825
diff --git a/tests/ref/seek/lavf02.tga.ref b/tests/ref/seek/%02d.tga.ref
similarity index 100%
rename from tests/ref/seek/lavf02.tga.ref
rename to tests/ref/seek/%02d.tga.ref
diff --git a/tests/ref/seek/%02d.tiff.ref b/tests/ref/seek/%02d.tiff.ref
new file mode 100644
index 0000000000..1b49f2f2e7
--- /dev/null
+++ b/tests/ref/seek/%02d.tiff.ref
@@ -0,0 +1,27 @@
+ret: 0         st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos:     -1 size:307124
+ret:-EINVAL    st:-1 flags:0  ts:-1.000000
+ret:-EINVAL    st:-1 flags:1  ts: 1.894167
+ret:-EINVAL    st: 0 flags:0  ts: 0.800000
+ret:-EINVAL    st: 0 flags:1  ts:-0.320000
+ret:-EINVAL    st:-1 flags:0  ts: 2.576668
+ret:-EINVAL    st:-1 flags:1  ts: 1.470835
+ret:-EINVAL    st: 0 flags:0  ts: 0.360000
+ret:-EINVAL    st: 0 flags:1  ts:-0.760000
+ret:-EINVAL    st:-1 flags:0  ts: 2.153336
+ret:-EINVAL    st:-1 flags:1  ts: 1.047503
+ret:-EINVAL    st: 0 flags:0  ts:-0.040000
+ret:-EINVAL    st: 0 flags:1  ts: 2.840000
+ret:-EINVAL    st:-1 flags:0  ts: 1.730004
+ret:-EINVAL    st:-1 flags:1  ts: 0.624171
+ret:-EINVAL    st: 0 flags:0  ts:-0.480000
+ret:-EINVAL    st: 0 flags:1  ts: 2.400000
+ret:-EINVAL    st:-1 flags:0  ts: 1.306672
+ret:-EINVAL    st:-1 flags:1  ts: 0.200839
+ret:-EINVAL    st: 0 flags:0  ts:-0.920000
+ret:-EINVAL    st: 0 flags:1  ts: 2.000000
+ret:-EINVAL    st:-1 flags:0  ts: 0.883340
+ret:-EINVAL    st:-1 flags:1  ts:-0.222493
+ret:-EINVAL    st: 0 flags:0  ts: 2.680000
+ret:-EINVAL    st: 0 flags:1  ts: 1.560000
+ret:-EINVAL    st:-1 flags:0  ts: 0.460008
+ret:-EINVAL    st:-1 flags:1  ts:-0.645825
diff --git a/tests/ref/seek/lavf02.sgi.ref b/tests/ref/seek/lavf02.sgi.ref
deleted file mode 100644
index 9c71747005..0000000000
--- a/tests/ref/seek/lavf02.sgi.ref
+++ /dev/null
@@ -1,27 +0,0 @@
-ret: 0         st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos:     -1 size:308151
-ret:-EINVAL    st:-1 flags:0  ts:-1.000000
-ret:-EINVAL    st:-1 flags:1  ts: 1.894167
-ret:-EINVAL    st: 0 flags:0  ts: 0.800000
-ret:-EINVAL    st: 0 flags:1  ts:-0.320000
-ret:-EINVAL    st:-1 flags:0  ts: 2.576668
-ret:-EINVAL    st:-1 flags:1  ts: 1.470835
-ret:-EINVAL    st: 0 flags:0  ts: 0.360000
-ret:-EINVAL    st: 0 flags:1  ts:-0.760000
-ret:-EINVAL    st:-1 flags:0  ts: 2.153336
-ret:-EINVAL    st:-1 flags:1  ts: 1.047503
-ret:-EINVAL    st: 0 flags:0  ts:-0.040000
-ret:-EINVAL    st: 0 flags:1  ts: 2.840000
-ret:-EINVAL    st:-1 flags:0  ts: 1.730004
-ret:-EINVAL    st:-1 flags:1  ts: 0.624171
-ret:-EINVAL    st: 0 flags:0  ts:-0.480000
-ret:-EINVAL    st: 0 flags:1  ts: 2.400000
-ret:-EINVAL    st:-1 flags:0  ts: 1.306672
-ret:-EINVAL    st:-1 flags:1  ts: 0.200839
-ret:-EINVAL    st: 0 flags:0  ts:-0.920000
-ret:-EINVAL    st: 0 flags:1  ts: 2.000000
-ret:-EINVAL    st:-1 flags:0  ts: 0.883340
-ret:-EINVAL    st:-1 flags:1  ts:-0.222493
-ret:-EINVAL    st: 0 flags:0  ts: 2.680000
-ret:-EINVAL    st: 0 flags:1  ts: 1.560000
-ret:-EINVAL    st:-1 flags:0  ts: 0.460008
-ret:-EINVAL    st:-1 flags:1  ts:-0.645825
diff --git a/tests/ref/seek/lavf02.tiff.ref b/tests/ref/seek/lavf02.tiff.ref
deleted file mode 100644
index c980eabea5..0000000000
--- a/tests/ref/seek/lavf02.tiff.ref
+++ /dev/null
@@ -1,27 +0,0 @@
-ret: 0         st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos:     -1 size:307131
-ret:-EINVAL    st:-1 flags:0  ts:-1.000000
-ret:-EINVAL    st:-1 flags:1  ts: 1.894167
-ret:-EINVAL    st: 0 flags:0  ts: 0.800000
-ret:-EINVAL    st: 0 flags:1  ts:-0.320000
-ret:-EINVAL    st:-1 flags:0  ts: 2.576668
-ret:-EINVAL    st:-1 flags:1  ts: 1.470835
-ret:-EINVAL    st: 0 flags:0  ts: 0.360000
-ret:-EINVAL    st: 0 flags:1  ts:-0.760000
-ret:-EINVAL    st:-1 flags:0  ts: 2.153336
-ret:-EINVAL    st:-1 flags:1  ts: 1.047503
-ret:-EINVAL    st: 0 flags:0  ts:-0.040000
-ret:-EINVAL    st: 0 flags:1  ts: 2.840000
-ret:-EINVAL    st:-1 flags:0  ts: 1.730004
-ret:-EINVAL    st:-1 flags:1  ts: 0.624171
-ret:-EINVAL    st: 0 flags:0  ts:-0.480000
-ret:-EINVAL    st: 0 flags:1  ts: 2.400000
-ret:-EINVAL    st:-1 flags:0  ts: 1.306672
-ret:-EINVAL    st:-1 flags:1  ts: 0.200839
-ret:-EINVAL    st: 0 flags:0  ts:-0.920000
-ret:-EINVAL    st: 0 flags:1  ts: 2.000000
-ret:-EINVAL    st:-1 flags:0  ts: 0.883340
-ret:-EINVAL    st:-1 flags:1  ts:-0.222493
-ret:-EINVAL    st: 0 flags:0  ts: 2.680000
-ret:-EINVAL    st: 0 flags:1  ts: 1.560000
-ret:-EINVAL    st:-1 flags:0  ts: 0.460008
-ret:-EINVAL    st:-1 flags:1  ts:-0.645825
diff --git a/tests/seek-regression.sh b/tests/seek-regression.sh
index 59befd0f2e..ae0ef6767e 100755
--- a/tests/seek-regression.sh
+++ b/tests/seek-regression.sh
@@ -14,9 +14,10 @@ refdir="$src_path/tests/ref/seek"
 datadir="tests/data"
 
 list=$(ls -1 $datadir/vsynth2/* $datadir/acodec/* $datadir/lavf/*)
+imgs=$(for i in $datadir/images/*; do echo "$i/%02d.${i##*/}"; done)
 err=0
 
-for i in $list ; do
+for i in $list $imgs; do
     base=$(basename $i)
     logfile="$datadir/$base.seek.regression"
     reffile="$refdir/$base.ref"