mjpegenc: enable optimal huffman coding by default

As it gives excellent encoding gains at an insignificant speed increase
and passes fate without problems, it should now be safe to enable by
default.

Signed-off-by: Rostislav Pehlivanov <atomnuker@gmail.com>

21 files changed, 68 insertions, 68 deletions

diff --git a/libavcodec/mjpegenc.c b/libavcodec/mjpegenc.c
index cc917ed..03c3d0a 100644
--- a/libavcodec/mjpegenc.c
+++ b/libavcodec/mjpegenc.c
@@ -444,7 +444,7 @@ FF_MPV_COMMON_OPTS
     { "left",   NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 1 }, INT_MIN, INT_MAX, VE, "pred" },
     { "plane",  NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 2 }, INT_MIN, INT_MAX, VE, "pred" },
     { "median", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 3 }, INT_MIN, INT_MAX, VE, "pred" },
-{ "huffman", "Huffman table strategy", OFFSET(huffman), AV_OPT_TYPE_INT, { .i64 = HUFFMAN_TABLE_DEFAULT }, 0, NB_HUFFMAN_TABLE_OPTION - 1, VE, "huffman" },
+{ "huffman", "Huffman table strategy", OFFSET(huffman), AV_OPT_TYPE_INT, { .i64 = HUFFMAN_TABLE_OPTIMAL }, 0, NB_HUFFMAN_TABLE_OPTION - 1, VE, "huffman" },
     { "default", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = HUFFMAN_TABLE_DEFAULT }, INT_MIN, INT_MAX, VE, "huffman" },
     { "optimal", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = HUFFMAN_TABLE_OPTIMAL }, INT_MIN, INT_MAX, VE, "huffman" },
 { NULL},
diff --git a/tests/ref/lavf/jpg b/tests/ref/lavf/jpg
index 1309d74..5080667 100644
--- a/tests/ref/lavf/jpg
+++ b/tests/ref/lavf/jpg
@@ -1,3 +1,3 @@
-131878fee153a086d740543fbf2ab359 *./tests/data/images/jpg/02.jpg
+1e7c6d937f21c045e0b238a83f62f3c5 *./tests/data/images/jpg/02.jpg
 ./tests/data/images/jpg/%02d.jpg CRC=0xe3509f33
-28406 ./tests/data/images/jpg/02.jpg
+26037 ./tests/data/images/jpg/02.jpg
diff --git a/tests/ref/lavf/smjpeg b/tests/ref/lavf/smjpeg
index a2eeb97..fb8c654 100644
--- a/tests/ref/lavf/smjpeg
+++ b/tests/ref/lavf/smjpeg
@@ -1,3 +1,3 @@
-a95982a2d390f4dcdc72a41d8920abb9 *./tests/data/lavf/lavf.smjpeg
-789551 ./tests/data/lavf/lavf.smjpeg
+3fe90213ac4f5275eb85ad0a4e4bdb44 *./tests/data/lavf/lavf.smjpeg
+728642 ./tests/data/lavf/lavf.smjpeg
 ./tests/data/lavf/lavf.smjpeg CRC=0x54bf6147
diff --git a/tests/ref/seek/lavf-jpg b/tests/ref/seek/lavf-jpg
index 4f3a14c..545f59d 100644
--- a/tests/ref/seek/lavf-jpg
+++ b/tests/ref/seek/lavf-jpg
@@ -1,4 +1,4 @@
-ret: 0         st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos:     -1 size: 28070
+ret: 0         st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos:     -1 size: 25641
 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
@@ -6,7 +6,7 @@ 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: 0         st: 0 flags:0  ts: 0.360000
-ret: 0         st: 0 flags:1 dts: 0.360000 pts: 0.360000 pos:     -1 size: 27771
+ret: 0         st: 0 flags:1 dts: 0.360000 pts: 0.360000 pos:     -1 size: 25316
 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
@@ -18,7 +18,7 @@ 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: 0         st:-1 flags:1  ts: 0.200839
-ret: 0         st: 0 flags:1 dts: 0.200000 pts: 0.200000 pos:     -1 size: 28197
+ret: 0         st: 0 flags:1 dts: 0.200000 pts: 0.200000 pos:     -1 size: 25788
 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
@@ -26,5 +26,5 @@ 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: 0         st:-1 flags:0  ts: 0.460008
-ret: 0         st: 0 flags:1 dts: 0.480000 pts: 0.480000 pos:     -1 size: 27950
+ret: 0         st: 0 flags:1 dts: 0.480000 pts: 0.480000 pos:     -1 size: 25487
 ret:-EINVAL    st:-1 flags:1  ts:-0.645825
diff --git a/tests/ref/seek/vsynth_lena-mjpeg b/tests/ref/seek/vsynth_lena-mjpeg
index 08cbd88..71f798e 100644
--- a/tests/ref/seek/vsynth_lena-mjpeg
+++ b/tests/ref/seek/vsynth_lena-mjpeg
@@ -1,46 +1,46 @@
-ret: 0         st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos:   5652 size: 12096
+ret: 0         st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos:   5652 size: 11209
 ret: 0         st:-1 flags:0  ts:-1.000000
-ret: 0         st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos:   5652 size: 12096
+ret: 0         st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos:   5652 size: 11209
 ret: 0         st:-1 flags:1  ts: 1.894167
-ret: 0         st: 0 flags:1 dts: 1.880000 pts: 1.880000 pos: 627818 size: 14806
+ret: 0         st: 0 flags:1 dts: 1.880000 pts: 1.880000 pos: 592412 size: 14066
 ret: 0         st: 0 flags:0  ts: 0.800000
-ret: 0         st: 0 flags:1 dts: 0.800000 pts: 0.800000 pos: 247502 size: 12959
+ret: 0         st: 0 flags:1 dts: 0.800000 pts: 0.800000 pos: 232652 size: 12269
 ret:-1         st: 0 flags:1  ts:-0.320000
 ret:-1         st:-1 flags:0  ts: 2.576668
 ret: 0         st:-1 flags:1  ts: 1.470835
-ret: 0         st: 0 flags:1 dts: 1.480000 pts: 1.480000 pos: 480740 size: 14519
+ret: 0         st: 0 flags:1 dts: 1.480000 pts: 1.480000 pos: 453104 size: 13735
 ret: 0         st: 0 flags:0  ts: 0.360000
-ret: 0         st: 0 flags:1 dts: 0.360000 pts: 0.360000 pos: 111000 size: 11924
+ret: 0         st: 0 flags:1 dts: 0.360000 pts: 0.360000 pos: 104118 size: 11213
 ret:-1         st: 0 flags:1  ts:-0.760000
 ret:-1         st:-1 flags:0  ts: 2.153336
 ret: 0         st:-1 flags:1  ts: 1.047503
-ret: 0         st: 0 flags:1 dts: 1.040000 pts: 1.040000 pos: 326684 size: 13491
+ret: 0         st: 0 flags:1 dts: 1.040000 pts: 1.040000 pos: 307404 size: 12723
 ret: 0         st: 0 flags:0  ts:-0.040000
-ret: 0         st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos:   5652 size: 12096
+ret: 0         st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos:   5652 size: 11209
 ret: 0         st: 0 flags:1  ts: 2.840000
-ret: 0         st: 0 flags:1 dts: 1.960000 pts: 1.960000 pos: 657472 size: 14897
+ret: 0         st: 0 flags:1 dts: 1.960000 pts: 1.960000 pos: 620564 size: 14125
 ret: 0         st:-1 flags:0  ts: 1.730004
-ret: 0         st: 0 flags:1 dts: 1.720000 pts: 1.720000 pos: 568610 size: 14751
+ret: 0         st: 0 flags:1 dts: 1.720000 pts: 1.720000 pos: 536264 size: 13966
 ret: 0         st:-1 flags:1  ts: 0.624171
-ret: 0         st: 0 flags:1 dts: 0.640000 pts: 0.640000 pos: 196424 size: 12720
+ret: 0         st: 0 flags:1 dts: 0.640000 pts: 0.640000 pos: 184478 size: 11981
 ret: 0         st: 0 flags:0  ts:-0.480000
-ret: 0         st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos:   5652 size: 12096
+ret: 0         st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos:   5652 size: 11209
 ret: 0         st: 0 flags:1  ts: 2.400000
-ret: 0         st: 0 flags:1 dts: 1.960000 pts: 1.960000 pos: 657472 size: 14897
+ret: 0         st: 0 flags:1 dts: 1.960000 pts: 1.960000 pos: 620564 size: 14125
 ret: 0         st:-1 flags:0  ts: 1.306672
-ret: 0         st: 0 flags:1 dts: 1.320000 pts: 1.320000 pos: 423474 size: 14114
+ret: 0         st: 0 flags:1 dts: 1.320000 pts: 1.320000 pos: 398934 size: 13340
 ret: 0         st:-1 flags:1  ts: 0.200839
-ret: 0         st: 0 flags:1 dts: 0.200000 pts: 0.200000 pos:  63866 size: 11715
+ret: 0         st: 0 flags:1 dts: 0.200000 pts: 0.200000 pos:  59904 size: 10972
 ret: 0         st: 0 flags:0  ts:-0.920000
-ret: 0         st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos:   5652 size: 12096
+ret: 0         st: 0 flags:1 dts: 0.000000 pts: 0.000000 pos:   5652 size: 11209
 ret: 0         st: 0 flags:1  ts: 2.000000
-ret: 0         st: 0 flags:1 dts: 1.960000 pts: 1.960000 pos: 657472 size: 14897
+ret: 0         st: 0 flags:1 dts: 1.960000 pts: 1.960000 pos: 620564 size: 14125
 ret: 0         st:-1 flags:0  ts: 0.883340
-ret: 0         st: 0 flags:1 dts: 0.880000 pts: 0.880000 pos: 273516 size: 13122
+ret: 0         st: 0 flags:1 dts: 0.880000 pts: 0.880000 pos: 257220 size: 12407
 ret:-1         st:-1 flags:1  ts:-0.222493
 ret:-1         st: 0 flags:0  ts: 2.680000
 ret: 0         st: 0 flags:1  ts: 1.560000
-ret: 0         st: 0 flags:1 dts: 1.560000 pts: 1.560000 pos: 509896 size: 14594
+ret: 0         st: 0 flags:1 dts: 1.560000 pts: 1.560000 pos: 480710 size: 13831
 ret: 0         st:-1 flags:0  ts: 0.460008
-ret: 0         st: 0 flags:1 dts: 0.480000 pts: 0.480000 pos: 146954 size: 12173
+ret: 0         st: 0 flags:1 dts: 0.480000 pts: 0.480000 pos: 137920 size: 11458
 ret:-1         st:-1 flags:1  ts:-0.645825
diff --git a/tests/ref/vsynth/vsynth1-mjpeg b/tests/ref/vsynth/vsynth1-mjpeg
index 11de020..aa441d3 100644
--- a/tests/ref/vsynth/vsynth1-mjpeg
+++ b/tests/ref/vsynth/vsynth1-mjpeg
@@ -1,4 +1,4 @@
-9ff18b19d12bb9bb2ed434a79f212888 *tests/data/fate/vsynth1-mjpeg.avi
-1515906 tests/data/fate/vsynth1-mjpeg.avi
+63ea9bd494e16bad8f3a0c8dbb3dc11e *tests/data/fate/vsynth1-mjpeg.avi
+1391380 tests/data/fate/vsynth1-mjpeg.avi
 9a3b8169c251d19044f7087a95458c55 *tests/data/fate/vsynth1-mjpeg.out.rawvideo
 stddev:    7.87 PSNR: 30.21 MAXDIFF:   63 bytes:  7603200/  7603200
diff --git a/tests/ref/vsynth/vsynth1-mjpeg-422 b/tests/ref/vsynth/vsynth1-mjpeg-422
index bd760a1..dda3928 100644
--- a/tests/ref/vsynth/vsynth1-mjpeg-422
+++ b/tests/ref/vsynth/vsynth1-mjpeg-422
@@ -1,4 +1,4 @@
-3b19da06ffe23cb804bca7a9a86eb3d5 *tests/data/fate/vsynth1-mjpeg-422.avi
-1756304 tests/data/fate/vsynth1-mjpeg-422.avi
+82d8874bfe13f56ec466b206a08a4402 *tests/data/fate/vsynth1-mjpeg-422.avi
+1611832 tests/data/fate/vsynth1-mjpeg-422.avi
 c35eea486c6d72050f4848eab64032b5 *tests/data/fate/vsynth1-mjpeg-422.out.rawvideo
 stddev:    7.45 PSNR: 30.69 MAXDIFF:   63 bytes:  7603200/  7603200
diff --git a/tests/ref/vsynth/vsynth1-mjpeg-444 b/tests/ref/vsynth/vsynth1-mjpeg-444
index 42a9be3..66a0efc 100644
--- a/tests/ref/vsynth/vsynth1-mjpeg-444
+++ b/tests/ref/vsynth/vsynth1-mjpeg-444
@@ -1,4 +1,4 @@
-9591b754ca151f3802738840fa5c26c0 *tests/data/fate/vsynth1-mjpeg-444.avi
-1989784 tests/data/fate/vsynth1-mjpeg-444.avi
+2dd741cbee9b3499826beca7c7d3b8dc *tests/data/fate/vsynth1-mjpeg-444.avi
+1831614 tests/data/fate/vsynth1-mjpeg-444.avi
 313a4a76af13d5879ea4910107b7ea74 *tests/data/fate/vsynth1-mjpeg-444.out.rawvideo
 stddev:    7.37 PSNR: 30.77 MAXDIFF:   63 bytes:  7603200/  7603200
diff --git a/tests/ref/vsynth/vsynth1-mjpeg-trell b/tests/ref/vsynth/vsynth1-mjpeg-trell
index b97efcb..cf2a7ff 100644
--- a/tests/ref/vsynth/vsynth1-mjpeg-trell
+++ b/tests/ref/vsynth/vsynth1-mjpeg-trell
@@ -1,4 +1,4 @@
-03d14b3db6232f46c0d931477801a7a6 *tests/data/fate/vsynth1-mjpeg-trell.avi
-1454308 tests/data/fate/vsynth1-mjpeg-trell.avi
-218d4dc8086fdef15d5382e6ba97df0b *tests/data/fate/vsynth1-mjpeg-trell.out.rawvideo
-stddev:    7.71 PSNR: 30.39 MAXDIFF:   62 bytes:  7603200/  7603200
+d9410fa80c07edbd2a2b44ceb06086ca *tests/data/fate/vsynth1-mjpeg-trell.avi
+1360456 tests/data/fate/vsynth1-mjpeg-trell.avi
+0266b223bdd7928426a951164bb4a366 *tests/data/fate/vsynth1-mjpeg-trell.out.rawvideo
+stddev:    7.68 PSNR: 30.42 MAXDIFF:   62 bytes:  7603200/  7603200
diff --git a/tests/ref/vsynth/vsynth2-mjpeg b/tests/ref/vsynth/vsynth2-mjpeg
index 98b257e..cf80937 100644
--- a/tests/ref/vsynth/vsynth2-mjpeg
+++ b/tests/ref/vsynth/vsynth2-mjpeg
@@ -1,4 +1,4 @@
-c76100bdc3f4c8e2580bb263accda9ec *tests/data/fate/vsynth2-mjpeg.avi
-830154 tests/data/fate/vsynth2-mjpeg.avi
+9bf00cd3188b7395b798bb10df376243 *tests/data/fate/vsynth2-mjpeg.avi
+792742 tests/data/fate/vsynth2-mjpeg.avi
 2b8c59c59e33d6ca7c85d31c5eeab7be *tests/data/fate/vsynth2-mjpeg.out.rawvideo
 stddev:    4.87 PSNR: 34.37 MAXDIFF:   55 bytes:  7603200/  7603200
diff --git a/tests/ref/vsynth/vsynth2-mjpeg-422 b/tests/ref/vsynth/vsynth2-mjpeg-422
index ddedda6..b162bb3 100644
--- a/tests/ref/vsynth/vsynth2-mjpeg-422
+++ b/tests/ref/vsynth/vsynth2-mjpeg-422
@@ -1,4 +1,4 @@
-1c8dd65c901ce48ef82d73b80e38c735 *tests/data/fate/vsynth2-mjpeg-422.avi
-920364 tests/data/fate/vsynth2-mjpeg-422.avi
+e37720892c9ee9d02842cc50bf20181e *tests/data/fate/vsynth2-mjpeg-422.avi
+877786 tests/data/fate/vsynth2-mjpeg-422.avi
 4a1b18eeb8b0f3dccc2c0e6a9f8c876d *tests/data/fate/vsynth2-mjpeg-422.out.rawvideo
 stddev:    4.69 PSNR: 34.69 MAXDIFF:   55 bytes:  7603200/  7603200
diff --git a/tests/ref/vsynth/vsynth2-mjpeg-444 b/tests/ref/vsynth/vsynth2-mjpeg-444
index 428fedc..c461e87 100644
--- a/tests/ref/vsynth/vsynth2-mjpeg-444
+++ b/tests/ref/vsynth/vsynth2-mjpeg-444
@@ -1,4 +1,4 @@
-0ac6d33ef31d07eecf65955eabf241f7 *tests/data/fate/vsynth2-mjpeg-444.avi
-1060070 tests/data/fate/vsynth2-mjpeg-444.avi
+28c9331da946a4ba76947cef290fe184 *tests/data/fate/vsynth2-mjpeg-444.avi
+1005052 tests/data/fate/vsynth2-mjpeg-444.avi
 6417f5a4be03ca7854f0a1be429a286e *tests/data/fate/vsynth2-mjpeg-444.out.rawvideo
 stddev:    4.57 PSNR: 34.93 MAXDIFF:   55 bytes:  7603200/  7603200
diff --git a/tests/ref/vsynth/vsynth2-mjpeg-trell b/tests/ref/vsynth/vsynth2-mjpeg-trell
index ce6d917..e1acb33 100644
--- a/tests/ref/vsynth/vsynth2-mjpeg-trell
+++ b/tests/ref/vsynth/vsynth2-mjpeg-trell
@@ -1,4 +1,4 @@
-4fdbd2327ed16fc4448eb421def22b5e *tests/data/fate/vsynth2-mjpeg-trell.avi
-765628 tests/data/fate/vsynth2-mjpeg-trell.avi
-ce145393bece26d49076b26cf1a2e52e *tests/data/fate/vsynth2-mjpeg-trell.out.rawvideo
+a59d99d31d24875161504820d4266e4d *tests/data/fate/vsynth2-mjpeg-trell.avi
+734728 tests/data/fate/vsynth2-mjpeg-trell.avi
+42376126213c73c86b408882e24ba015 *tests/data/fate/vsynth2-mjpeg-trell.out.rawvideo
 stddev:    5.03 PSNR: 34.09 MAXDIFF:   67 bytes:  7603200/  7603200
diff --git a/tests/ref/vsynth/vsynth3-mjpeg b/tests/ref/vsynth/vsynth3-mjpeg
index c69338f..4b3371e 100644
--- a/tests/ref/vsynth/vsynth3-mjpeg
+++ b/tests/ref/vsynth/vsynth3-mjpeg
@@ -1,4 +1,4 @@
-7d7a2fa8559a3652db52b7a70267d1a3 *tests/data/fate/vsynth3-mjpeg.avi
-64808 tests/data/fate/vsynth3-mjpeg.avi
+eec435352485fec167179a63405505be *tests/data/fate/vsynth3-mjpeg.avi
+48156 tests/data/fate/vsynth3-mjpeg.avi
 c4fe7a2669afbd96c640748693fc4e30 *tests/data/fate/vsynth3-mjpeg.out.rawvideo
 stddev:    8.60 PSNR: 29.43 MAXDIFF:   58 bytes:    86700/    86700
diff --git a/tests/ref/vsynth/vsynth3-mjpeg-422 b/tests/ref/vsynth/vsynth3-mjpeg-422
index b50e479..c364c79 100644
--- a/tests/ref/vsynth/vsynth3-mjpeg-422
+++ b/tests/ref/vsynth/vsynth3-mjpeg-422
@@ -1,4 +1,4 @@
-34c57632d23c4322d2e508368e7c8e36 *tests/data/fate/vsynth3-mjpeg-422.avi
-69462 tests/data/fate/vsynth3-mjpeg-422.avi
+396394fab0d456443a3929a33f8c0d59 *tests/data/fate/vsynth3-mjpeg-422.avi
+52606 tests/data/fate/vsynth3-mjpeg-422.avi
 a332893cb0603f2f505fe5d3bf105519 *tests/data/fate/vsynth3-mjpeg-422.out.rawvideo
 stddev:    8.23 PSNR: 29.82 MAXDIFF:   58 bytes:    86700/    86700
diff --git a/tests/ref/vsynth/vsynth3-mjpeg-444 b/tests/ref/vsynth/vsynth3-mjpeg-444
index d701f66..0e38744 100644
--- a/tests/ref/vsynth/vsynth3-mjpeg-444
+++ b/tests/ref/vsynth/vsynth3-mjpeg-444
@@ -1,4 +1,4 @@
-0900258953e90ab97a95ccaccb7b0d8a *tests/data/fate/vsynth3-mjpeg-444.avi
-70588 tests/data/fate/vsynth3-mjpeg-444.avi
+3f2dca7be789eb7818c69ec716c0d831 *tests/data/fate/vsynth3-mjpeg-444.avi
+53958 tests/data/fate/vsynth3-mjpeg-444.avi
 79a901f2ed85d82cf1c674fab3d3ef72 *tests/data/fate/vsynth3-mjpeg-444.out.rawvideo
 stddev:    8.21 PSNR: 29.84 MAXDIFF:   58 bytes:    86700/    86700
diff --git a/tests/ref/vsynth/vsynth3-mjpeg-trell b/tests/ref/vsynth/vsynth3-mjpeg-trell
index 9178d02..5b386c7 100644
--- a/tests/ref/vsynth/vsynth3-mjpeg-trell
+++ b/tests/ref/vsynth/vsynth3-mjpeg-trell
@@ -1,4 +1,4 @@
-6f815acb8fce5458561aa902703e6189 *tests/data/fate/vsynth3-mjpeg-trell.avi
-63994 tests/data/fate/vsynth3-mjpeg-trell.avi
-4fed1e12c80df7b67df292b153c3cf16 *tests/data/fate/vsynth3-mjpeg-trell.out.rawvideo
-stddev:    8.27 PSNR: 29.77 MAXDIFF:   61 bytes:    86700/    86700
+484fa337b71c06a0206243814c4894b0 *tests/data/fate/vsynth3-mjpeg-trell.avi
+47816 tests/data/fate/vsynth3-mjpeg-trell.avi
+f0ccfe4584d193fd6d690a85a70db188 *tests/data/fate/vsynth3-mjpeg-trell.out.rawvideo
+stddev:    8.27 PSNR: 29.78 MAXDIFF:   55 bytes:    86700/    86700
diff --git a/tests/ref/vsynth/vsynth_lena-mjpeg b/tests/ref/vsynth/vsynth_lena-mjpeg
index 1487641..e30ddc7 100644
--- a/tests/ref/vsynth/vsynth_lena-mjpeg
+++ b/tests/ref/vsynth/vsynth_lena-mjpeg
@@ -1,4 +1,4 @@
-40c5ba1b15006799773617f888c2808b *tests/data/fate/vsynth_lena-mjpeg.avi
-673178 tests/data/fate/vsynth_lena-mjpeg.avi
+007c989af621445dc7c9bd248b9df3b4 *tests/data/fate/vsynth_lena-mjpeg.avi
+635498 tests/data/fate/vsynth_lena-mjpeg.avi
 9d4bd90e9abfa18192383b4adc23c8d4 *tests/data/fate/vsynth_lena-mjpeg.out.rawvideo
 stddev:    4.32 PSNR: 35.40 MAXDIFF:   49 bytes:  7603200/  7603200
diff --git a/tests/ref/vsynth/vsynth_lena-mjpeg-422 b/tests/ref/vsynth/vsynth_lena-mjpeg-422
index 23dd1a2..f94ae58 100644
--- a/tests/ref/vsynth/vsynth_lena-mjpeg-422
+++ b/tests/ref/vsynth/vsynth_lena-mjpeg-422
@@ -1,4 +1,4 @@
-4a1f72cf4c8e562f4e805f0c7912515b *tests/data/fate/vsynth_lena-mjpeg-422.avi
-746534 tests/data/fate/vsynth_lena-mjpeg-422.avi
+e867bc5e8e4e4555846c61b3cb4580a6 *tests/data/fate/vsynth_lena-mjpeg-422.avi
+707376 tests/data/fate/vsynth_lena-mjpeg-422.avi
 451ac80989c4e14445cf951fd7f83b6d *tests/data/fate/vsynth_lena-mjpeg-422.out.rawvideo
 stddev:    4.18 PSNR: 35.70 MAXDIFF:   49 bytes:  7603200/  7603200
diff --git a/tests/ref/vsynth/vsynth_lena-mjpeg-444 b/tests/ref/vsynth/vsynth_lena-mjpeg-444
index 1dc103c..cb4c0a1 100644
--- a/tests/ref/vsynth/vsynth_lena-mjpeg-444
+++ b/tests/ref/vsynth/vsynth_lena-mjpeg-444
@@ -1,4 +1,4 @@
-969ac14cbc77d5475f4871cefe3cc6b0 *tests/data/fate/vsynth_lena-mjpeg-444.avi
-851446 tests/data/fate/vsynth_lena-mjpeg-444.avi
+9a36b201c4f68051441b1ee1307a2cc2 *tests/data/fate/vsynth_lena-mjpeg-444.avi
+807628 tests/data/fate/vsynth_lena-mjpeg-444.avi
 34edcb9c87ff7aac456a4fb07f43504b *tests/data/fate/vsynth_lena-mjpeg-444.out.rawvideo
 stddev:    4.05 PSNR: 35.96 MAXDIFF:   49 bytes:  7603200/  7603200
diff --git a/tests/ref/vsynth/vsynth_lena-mjpeg-trell b/tests/ref/vsynth/vsynth_lena-mjpeg-trell
index d37d5a2..86332b2 100644
--- a/tests/ref/vsynth/vsynth_lena-mjpeg-trell
+++ b/tests/ref/vsynth/vsynth_lena-mjpeg-trell
@@ -1,4 +1,4 @@
-61c12b5e0f95c352c1ff2f3b95d88274 *tests/data/fate/vsynth_lena-mjpeg-trell.avi
-613612 tests/data/fate/vsynth_lena-mjpeg-trell.avi
-ee4999fcc0913e01e69fe689b4229cbe *tests/data/fate/vsynth_lena-mjpeg-trell.out.rawvideo
-stddev:    4.51 PSNR: 35.03 MAXDIFF:   60 bytes:  7603200/  7603200
+6eb36ab28a082f496f1f3bc165704a68 *tests/data/fate/vsynth_lena-mjpeg-trell.avi
+582534 tests/data/fate/vsynth_lena-mjpeg-trell.avi
+dcb183a6a5fa06e7234d46dd97ceb8ec *tests/data/fate/vsynth_lena-mjpeg-trell.out.rawvideo
+stddev:    4.51 PSNR: 35.05 MAXDIFF:   60 bytes:  7603200/  7603200