libavfilter/vf_fps: Add more fate tests

These tests cover specific rounding behaviour, to ensure that I don't
introduce any regressions with the rewritten "activate" callback based
fps filter.

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

tests/fate/filter-video.mak

@@ -108,7 +108,6 @@ FATE_FILTER-$(call ALLYES, AVDEVICE TESTSRC_FILTER FORMAT_FILTER CONCAT_FILTER S
 fate-filter-lavd-scalenorm: tests/data/filtergraphs/scalenorm
 fate-filter-lavd-scalenorm: CMD = framecrc -f lavfi -graph_file $(TARGET_PATH)/tests/data/filtergraphs/scalenorm -i dummy
 
-
 FATE_FILTER-$(call ALLYES, FRAMERATE_FILTER TESTSRC2_FILTER) += fate-filter-framerate-up fate-filter-framerate-down
 fate-filter-framerate-up: CMD = framecrc -lavfi testsrc2=r=2:d=10,framerate=fps=10 -t 1
 fate-filter-framerate-down: CMD = framecrc -lavfi testsrc2=r=2:d=10,framerate=fps=1 -t 1
@@ -426,6 +425,15 @@ fate-filter-concat: CMD = framecrc -filter_complex_script $(TARGET_PATH)/tests/d
 FATE_FILTER-$(call ALLYES, TESTSRC2_FILTER FPS_FILTER MPDECIMATE_FILTER) += fate-filter-mpdecimate
 fate-filter-mpdecimate: CMD = framecrc -lavfi testsrc2=r=2:d=10,fps=3,mpdecimate -r 3 -pix_fmt yuv420p
 
+FATE_FILTER-$(call ALLYES, FPS_FILTER TESTSRC2_FILTER) += fate-filter-fps-up fate-filter-fps-up-round-down fate-filter-fps-up-round-up fate-filter-fps-down fate-filter-fps-down-round-down fate-filter-fps-down-round-up fate-filter-fps-down-eof-pass
+fate-filter-fps-up: CMD = framecrc -lavfi testsrc2=r=3:d=2,fps=7
+fate-filter-fps-up-round-down: CMD = framecrc -lavfi testsrc2=r=3:d=2,fps=7:round=down
+fate-filter-fps-up-round-up: CMD = framecrc -lavfi testsrc2=r=3:d=2,fps=7:round=up
+fate-filter-fps-down: CMD = framecrc -lavfi testsrc2=r=7:d=3.5,fps=3
+fate-filter-fps-down-round-down: CMD = framecrc -lavfi testsrc2=r=7:d=3.5,fps=3:round=down
+fate-filter-fps-down-round-up: CMD = framecrc -lavfi testsrc2=r=7:d=3.5,fps=3:round=up
+fate-filter-fps-down-eof-pass: CMD = framecrc -lavfi testsrc2=r=7:d=3.5,fps=3:eof_action=pass
+
 FATE_FILTER_SAMPLES-$(call ALLYES, MOV_DEMUXER FPS_FILTER QTRLE_DECODER) += fate-filter-fps-cfr fate-filter-fps fate-filter-fps-r
 fate-filter-fps-cfr: CMD = framecrc -i $(TARGET_SAMPLES)/qtrle/apple-animation-variable-fps-bug.mov -r 30 -vsync cfr -pix_fmt yuv420p
 fate-filter-fps-r:   CMD = framecrc -i $(TARGET_SAMPLES)/qtrle/apple-animation-variable-fps-bug.mov -r 30 -vf fps -pix_fmt yuv420p

tests/ref/fate/filter-fps-down

@@ -0,0 +1,15 @@
+#tb 0: 1/3
+#media_type 0: video
+#codec_id 0: rawvideo
+#dimensions 0: 320x240
+#sar 0: 1/1
+0,          0,          0,        1,   115200, 0x0c1062d6
+0,          1,          1,        1,   115200, 0x278d887e
+0,          2,          2,        1,   115200, 0x75e1a17b
+0,          3,          3,        1,   115200, 0x686b77e7
+0,          4,          4,        1,   115200, 0x1fc2d693
+0,          5,          5,        1,   115200, 0x2d0ba5a4
+0,          6,          6,        1,   115200, 0x40426f99
+0,          7,          7,        1,   115200, 0xc705ccd9
+0,          8,          8,        1,   115200, 0x5635daa5
+0,          9,          9,        1,   115200, 0x7161ef8f

tests/ref/fate/filter-fps-down-eof-pass

@@ -0,0 +1,16 @@
+#tb 0: 1/3
+#media_type 0: video
+#codec_id 0: rawvideo
+#dimensions 0: 320x240
+#sar 0: 1/1
+0,          0,          0,        1,   115200, 0x0c1062d6
+0,          1,          1,        1,   115200, 0x278d887e
+0,          2,          2,        1,   115200, 0x75e1a17b
+0,          3,          3,        1,   115200, 0x686b77e7
+0,          4,          4,        1,   115200, 0x1fc2d693
+0,          5,          5,        1,   115200, 0x2d0ba5a4
+0,          6,          6,        1,   115200, 0x40426f99
+0,          7,          7,        1,   115200, 0xc705ccd9
+0,          8,          8,        1,   115200, 0x5635daa5
+0,          9,          9,        1,   115200, 0x7161ef8f
+0,         10,         10,        1,   115200, 0xccf02fed

tests/ref/fate/filter-fps-down-round-down

@@ -0,0 +1,15 @@
+#tb 0: 1/3
+#media_type 0: video
+#codec_id 0: rawvideo
+#dimensions 0: 320x240
+#sar 0: 1/1
+0,          0,          0,        1,   115200, 0x201b9db1
+0,          1,          1,        1,   115200, 0x309b9c06
+0,          2,          2,        1,   115200, 0xa14e9aca
+0,          3,          3,        1,   115200, 0x02b6ab21
+0,          4,          4,        1,   115200, 0x296dd4a5
+0,          5,          5,        1,   115200, 0x59e85f83
+0,          6,          6,        1,   115200, 0xf040bf35
+0,          7,          7,        1,   115200, 0xa76dcd9d
+0,          8,          8,        1,   115200, 0x3af5d306
+0,          9,          9,        1,   115200, 0xc8ce7fb1

tests/ref/fate/filter-fps-down-round-up

@@ -0,0 +1,16 @@
+#tb 0: 1/3
+#media_type 0: video
+#codec_id 0: rawvideo
+#dimensions 0: 320x240
+#sar 0: 1/1
+0,          0,          0,        1,   115200, 0x3744b3ed
+0,          1,          1,        1,   115200, 0x201b9db1
+0,          2,          2,        1,   115200, 0x309b9c06
+0,          3,          3,        1,   115200, 0xb73857e2
+0,          4,          4,        1,   115200, 0x02b6ab21
+0,          5,          5,        1,   115200, 0x296dd4a5
+0,          6,          6,        1,   115200, 0xc95a675e
+0,          7,          7,        1,   115200, 0xf040bf35
+0,          8,          8,        1,   115200, 0xa76dcd9d
+0,          9,          9,        1,   115200, 0x0caf7172
+0,         10,         10,        1,   115200, 0xc8ce7fb1

tests/ref/fate/filter-fps-up

@@ -0,0 +1,17 @@
+#tb 0: 1/7
+#media_type 0: video
+#codec_id 0: rawvideo
+#dimensions 0: 320x240
+#sar 0: 1/1
+0,          0,          0,        1,   115200, 0x3744b3ed
+0,          1,          1,        1,   115200, 0x3744b3ed
+0,          2,          2,        1,   115200, 0x60a58f35
+0,          3,          3,        1,   115200, 0x60a58f35
+0,          4,          4,        1,   115200, 0x60a58f35
+0,          5,          5,        1,   115200, 0x09ffa4e1
+0,          6,          6,        1,   115200, 0x09ffa4e1
+0,          7,          7,        1,   115200, 0x33f15918
+0,          8,          8,        1,   115200, 0x33f15918
+0,          9,          9,        1,   115200, 0xb0dfacf8
+0,         10,         10,        1,   115200, 0xb0dfacf8
+0,         11,         11,        1,   115200, 0xb0dfacf8

tests/ref/fate/filter-fps-up-round-down

@@ -0,0 +1,16 @@
+#tb 0: 1/7
+#media_type 0: video
+#codec_id 0: rawvideo
+#dimensions 0: 320x240
+#sar 0: 1/1
+0,          0,          0,        1,   115200, 0x3744b3ed
+0,          1,          1,        1,   115200, 0x3744b3ed
+0,          2,          2,        1,   115200, 0x60a58f35
+0,          3,          3,        1,   115200, 0x60a58f35
+0,          4,          4,        1,   115200, 0x09ffa4e1
+0,          5,          5,        1,   115200, 0x09ffa4e1
+0,          6,          6,        1,   115200, 0x09ffa4e1
+0,          7,          7,        1,   115200, 0x33f15918
+0,          8,          8,        1,   115200, 0x33f15918
+0,          9,          9,        1,   115200, 0xb0dfacf8
+0,         10,         10,        1,   115200, 0xb0dfacf8

tests/ref/fate/filter-fps-up-round-up

@@ -0,0 +1,17 @@
+#tb 0: 1/7
+#media_type 0: video
+#codec_id 0: rawvideo
+#dimensions 0: 320x240
+#sar 0: 1/1
+0,          0,          0,        1,   115200, 0x3744b3ed
+0,          1,          1,        1,   115200, 0x3744b3ed
+0,          2,          2,        1,   115200, 0x3744b3ed
+0,          3,          3,        1,   115200, 0x60a58f35
+0,          4,          4,        1,   115200, 0x60a58f35
+0,          5,          5,        1,   115200, 0x09ffa4e1
+0,          6,          6,        1,   115200, 0x09ffa4e1
+0,          7,          7,        1,   115200, 0x33f15918
+0,          8,          8,        1,   115200, 0x33f15918
+0,          9,          9,        1,   115200, 0x33f15918
+0,         10,         10,        1,   115200, 0xb0dfacf8
+0,         11,         11,        1,   115200, 0xb0dfacf8