avformat/f_select: add support for more pixel formats for scene change score calculations
authorLimin Wang <lance.lmwang@gmail.com>
Sat, 20 Jul 2019 23:27:20 +0000 (07:27 +0800)
committerMarton Balint <cus@passwd.hu>
Mon, 22 Jul 2019 20:54:51 +0000 (22:54 +0200)
commitb696caba1a6a7d1d6b2aedb58d818ae5253e797a
treee015f1c6ee8dd3285e57b9dee055fece10be6900
parentd75c7dd45edfb78d8d37da8d589ede49f9612c22
avformat/f_select: add support for more pixel formats for scene change score calculations

This avoids automatic conversions to rgb if scene change score is used in the expression.

Below is the tested results for the new added pixel format without autoscale to rgb24:
1. AV_PIX_FMT_YUVJ420P
time ./ffprobe -of compact=p=0 -show_entries frame=pkt_pts:frame_tags -bitexact -f lavfi \
"sws_flags=+accurate_rnd+bitexact;movie=../fate-suite/svq3/Vertical400kbit.sorenson3.mov,select=gt(scene\,.25)"

master:
pkt_pts=1620|tag:lavfi.scene_score=1.000000
pkt_pts=4140|tag:lavfi.scene_score=0.875036
pkt_pts=5800|tag:lavfi.scene_score=1.000000
pkt_pts=6720|tag:lavfi.scene_score=0.461625
pkt_pts=8160|tag:lavfi.scene_score=1.000000
pkt_pts=9760|tag:lavfi.scene_score=1.000000
pkt_pts=14080|tag:lavfi.scene_score=0.838916
pkt_pts=15700|tag:lavfi.scene_score=1.000000
pkt_pts=18500|tag:lavfi.scene_score=0.474948
pkt_pts=20040|tag:lavfi.scene_score=0.379700
pkt_pts=21760|tag:lavfi.scene_score=1.000000
./ffprobe -of compact=p=0 -show_entries frame=pkt_pts:frame_tags -bitexact -f  0.71s user 0.01s system 99% cpu 0.721 total

patch applied:
pkt_pts=1620|tag:lavfi.scene_score=1.000000
pkt_pts=4140|tag:lavfi.scene_score=0.668643
pkt_pts=5800|tag:lavfi.scene_score=0.996721
pkt_pts=6720|tag:lavfi.scene_score=0.357390
pkt_pts=8160|tag:lavfi.scene_score=0.886268
pkt_pts=9760|tag:lavfi.scene_score=0.926219
pkt_pts=14080|tag:lavfi.scene_score=0.650033
pkt_pts=15700|tag:lavfi.scene_score=1.000000
pkt_pts=18500|tag:lavfi.scene_score=0.316402
pkt_pts=20040|tag:lavfi.scene_score=0.269509
pkt_pts=21760|tag:lavfi.scene_score=1.000000
./ffprobe -of compact=p=0 -show_entries frame=pkt_pts:frame_tags -bitexact -f  0.19s user 0.01s system 81% cpu 0.240 total

2. AV_PIX_FMT_YUV420P
time ./ffprobe -of compact=p=0 -show_entries frame=pkt_pts:frame_tags -bitexact -f lavfi \
"sws_flags=+accurate_rnd+bitexact;movie=../Passengers_Breakfast_1080-sdr.mkv,select=gt(scene\,.2)"
master:
pkt_pts=3587|tag:lavfi.scene_score=0.462364
pkt_pts=4838|tag:lavfi.scene_score=0.419519
pkt_pts=6548|tag:lavfi.scene_score=0.397027
pkt_pts=9968|tag:lavfi.scene_score=0.419245
pkt_pts=12471|tag:lavfi.scene_score=0.413084
pkt_pts=16225|tag:lavfi.scene_score=0.506370
pkt_pts=19645|tag:lavfi.scene_score=0.507538
pkt_pts=22314|tag:lavfi.scene_score=0.504319
pkt_pts=24817|tag:lavfi.scene_score=0.417544
pkt_pts=25651|tag:lavfi.scene_score=0.413916
pkt_pts=26652|tag:lavfi.scene_score=0.487707
18.58s user 0.07s system 99% cpu 18.663 total

patch applied:
pkt_pts=3587|tag:lavfi.scene_score=0.272173
pkt_pts=4838|tag:lavfi.scene_score=0.247841
pkt_pts=6548|tag:lavfi.scene_score=0.233134
pkt_pts=9968|tag:lavfi.scene_score=0.247253
pkt_pts=12471|tag:lavfi.scene_score=0.244129
pkt_pts=16225|tag:lavfi.scene_score=0.302531
pkt_pts=19645|tag:lavfi.scene_score=0.303560
pkt_pts=22314|tag:lavfi.scene_score=0.301861
pkt_pts=24817|tag:lavfi.scene_score=0.249331
pkt_pts=25651|tag:lavfi.scene_score=0.247096
pkt_pts=26652|tag:lavfi.scene_score=0.287728
10.90s user 0.06s system 99% cpu 10.967 total

3. AV_PIX_FMT_YUV422P

time ./ffprobe -of compact=p=0 -show_entries frame=pkt_pts:frame_tags -bitexact -f lavfi \
"sws_flags=+accurate_rnd+bitexact;movie=../Passengers_Breakfast_1080-sdr.mkv,format=yuv422p,select=gt(scene\,.2)"
master:

patched applied:
pkt_pts=3587|tag:lavfi.scene_score=0.224017
pkt_pts=4838|tag:lavfi.scene_score=0.204225
pkt_pts=9968|tag:lavfi.scene_score=0.204636
pkt_pts=12471|tag:lavfi.scene_score=0.202772
pkt_pts=16225|tag:lavfi.scene_score=0.248765
pkt_pts=19645|tag:lavfi.scene_score=0.250144
pkt_pts=22314|tag:lavfi.scene_score=0.248802
pkt_pts=24817|tag:lavfi.scene_score=0.208362
pkt_pts=25651|tag:lavfi.scene_score=0.205777
pkt_pts=26652|tag:lavfi.scene_score=0.230742

4.  AV_PIX_FMT_YUV420P10
time ./ffprobe -of compact=p=0 -show_entries frame=pkt_pts:frame_tags -bitexact -f lavfi \
"sws_flags=+accurate_rnd+bitexact;movie=../Passengers_Breakfast_4k.mkv,select=gt(scene\,.2)"

master:
pkt_pts=3587|tag:lavfi.scene_score=0.269890
pkt_pts=4838|tag:lavfi.scene_score=0.248957
pkt_pts=6548|tag:lavfi.scene_score=0.234619
pkt_pts=9969|tag:lavfi.scene_score=0.224912
pkt_pts=12471|tag:lavfi.scene_score=0.225158
pkt_pts=16225|tag:lavfi.scene_score=0.289809
pkt_pts=19645|tag:lavfi.scene_score=0.285013
pkt_pts=22314|tag:lavfi.scene_score=0.280295
pkt_pts=24817|tag:lavfi.scene_score=0.206486
pkt_pts=25651|tag:lavfi.scene_score=0.208556
pkt_pts=26652|tag:lavfi.scene_score=0.249577
./ffprobe -of compact=p=0 -show_entries frame=pkt_pts:frame_tags -bitexact -f  76.03s user 0.22s system 99% cpu 1:16.27 total

patch applied
pkt_pts=3587|tag:lavfi.scene_score=0.269890
pkt_pts=4838|tag:lavfi.scene_score=0.248957
pkt_pts=6548|tag:lavfi.scene_score=0.234619
pkt_pts=9969|tag:lavfi.scene_score=0.224912
pkt_pts=12471|tag:lavfi.scene_score=0.225158
pkt_pts=16225|tag:lavfi.scene_score=0.289809
pkt_pts=19645|tag:lavfi.scene_score=0.285013
pkt_pts=22314|tag:lavfi.scene_score=0.280295
pkt_pts=24817|tag:lavfi.scene_score=0.206486
pkt_pts=25651|tag:lavfi.scene_score=0.208556
pkt_pts=26652|tag:lavfi.scene_score=0.249577
./ffprobe -of compact=p=0 -show_entries frame=pkt_pts:frame_tags -bitexact -f  50.27s user 0.20s system 99% cpu 50.476 total

5. AV_PIX_FMT_RGBA, AV_PIX_FMT_ABGR, AV_PIX_FMT_BGRA, AV_PIX_FMT_GRAY8
are tested by format= with the fate sample: Vertical400kbit.sorenson3.mov like below:
time ./ffprobe -of compact=p=0 -show_entries frame=pkt_pts:frame_tags -bitexact -f lavfi \
"sws_flags=+accurate_rnd+bitexact;movie=../fate-suite/svq3/Vertical400kbit.sorenson3.mov,format=rgba,select=gt(scene\,.25)"

patch applied:
pkt_pts=1620|tag:lavfi.scene_score=1.000000
pkt_pts=4140|tag:lavfi.scene_score=0.656277
pkt_pts=5800|tag:lavfi.scene_score=1.000000
pkt_pts=6720|tag:lavfi.scene_score=0.346218
pkt_pts=8160|tag:lavfi.scene_score=0.987686
pkt_pts=9760|tag:lavfi.scene_score=1.000000
pkt_pts=14080|tag:lavfi.scene_score=0.629187
pkt_pts=15700|tag:lavfi.scene_score=1.000000
pkt_pts=18500|tag:lavfi.scene_score=0.356211
pkt_pts=20040|tag:lavfi.scene_score=0.284775
pkt_pts=21760|tag:lavfi.scene_score=1.000000

6. AV_PIX_FMT_YUVJ422P
time ./ffprobe -of compact=p=0 -show_entries frame=pkt_pts:frame_tags -bitexact -f lavfi \
"sws_flags=+accurate_rnd+bitexact;movie=../fate-suite/svq3/Vertical400kbit.sorenson3.mov,format=yuvj422p,select=gt(scene\,.25)"

patch applied:
pkt_pts=1620|tag:lavfi.scene_score=0.838281
pkt_pts=4140|tag:lavfi.scene_score=0.541382
pkt_pts=5800|tag:lavfi.scene_score=0.780588
pkt_pts=6720|tag:lavfi.scene_score=0.298274
pkt_pts=8160|tag:lavfi.scene_score=0.699106
pkt_pts=9760|tag:lavfi.scene_score=0.730136
pkt_pts=14080|tag:lavfi.scene_score=0.537742
pkt_pts=15700|tag:lavfi.scene_score=0.811946
pkt_pts=18500|tag:lavfi.scene_score=0.263382
pkt_pts=21760|tag:lavfi.scene_score=0.880773

Reviewed-by: Marton Balint <cus@passwd.hu>
Signed-off-by: Limin Wang <lance.lmwang@gmail.com>
libavfilter/f_select.c
tests/ref/fate/filter-metadata-scenedetect