Opened 3 years ago
Closed 3 years ago
#9316 closed defect (wontfix)
nnedi af mode causes flicker at top and bottom row
Reported by: | Tom B | Owned by: | |
---|---|---|---|
Priority: | normal | Component: | undetermined |
Version: | unspecified | Keywords: | nnedi |
Cc: | Blocked By: | ||
Blocking: | Reproduced by developer: | no | |
Analyzed by developer: | no |
Description (last modified by )
I'm using the following filter:
-vf nnedi=weights.bin:all:af
This generally works great, however, when converting 50i to 50p footage it causes a flicker at the top and bottom field in most frames.
It seems that odd frames are simply black. It would be good if it used a bob/weave here as the result is distracting. yadif=1 produces worse results overall (e.g. scrolling text looks horrible) but does not produce this same flicker.
This doesn't just happen on PAL videos like this with a black half row at the top/bottom. It happens on any video when af
is specified.
Using a
mode works fine but obviously drops 50% of frames.
I hadn't realised that the attachment limit was 2.5mb on here. Here are the videos:
Original video https://r.je/tmp/original.mkv
-vf nnedi=weights.bin:all:af https://r.je/tmp/nnedi.mkv
Change History (6)
comment:1 by , 3 years ago
Description: | modified (diff) |
---|
comment:2 by , 3 years ago
Keywords: | nnedi added |
---|
comment:3 by , 3 years ago
Command: ffmpeg -i "original.mkv" -c:v libx265 -crf 23 -vf nnedi=/home/tom/binary1.bin:all:af -c:a copy nnedi.mkv
Output:
`
ffmpeg version n4.4 Copyright (c) 2000-2021 the FFmpeg developers
built with gcc 11.1.0 (GCC)
configuration: --prefix=/usr --disable-debug --disable-static --disable-stripping --enable-amf --enable-avisynth --enable-cuda-llvm --enable-lto --enable-fontconfig --enable-gmp --enable-gpl --enable-ladspa --enable-libaom --enable-libass --enable-libbluray --enable-libdav1d --enable-libdrm --enable-libfreetype --enable-libfribidi --enable-libgsm --enable-libiec61883 --enable-libjack --enable-libmfx --enable-libmodplug --enable-libmp3lame --enable-libopencore_amrnb --enable-libopencore_amrwb --enable-libopenjpeg --enable-libopus --enable-libpulse --enable-librav1e --enable-librsvg --enable-libsoxr --enable-libspeex --enable-libsrt --enable-libssh --enable-libsvtav1 --enable-libtheora --enable-libv4l2 --enable-libvidstab --enable-libvmaf --enable-libvorbis --enable-libvpx --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxcb --enable-libxml2 --enable-libxvid --enable-libzimg --enable-nvdec --enable-nvenc --enable-openssl --enable-shared --enable-version3 --enable-libfdk_aac --enable-nonfree
libavutil 56. 70.100 / 56. 70.100
libavcodec 58.134.100 / 58.134.100
libavformat 58. 76.100 / 58. 76.100
libavdevice 58. 13.100 / 58. 13.100
libavfilter 7.110.100 / 7.110.100
libswscale 5. 9.100 / 5. 9.100
libswresample 3. 9.100 / 3. 9.100
libpostproc 55. 9.100 / 55. 9.100
Input #0, matroska,webm, from 'original.mkv':
Metadata:
ENCODER : Lavf58.76.100
Duration: 00:00:05.08, start: 0.000000, bitrate: 4532 kb/s
Chapters:
Chapter #0:0: start 0.000000, end 5.000000
Metadata:
title : Chapter 01
Stream #0:0(eng): Video: mpeg2video (Main), yuv420p(tv, bt470bg, top first), 720x576 [SAR 16:15 DAR 4:3], 25 fps, 25 tbr, 1k tbn, 50 tbc (default)
Metadata:
BPS-eng : 4979095
DURATION-eng : 00:28:57.000000000
NUMBER_OF_FRAMES-eng: 43425
NUMBER_OF_BYTES-eng: 1081086192
SOURCE_ID-eng : 0100E0
_STATISTICS_WRITING_APP-eng: MakeMKV v1.16.3 linux(x64-release)
_STATISTICS_WRITING_DATE_UTC-eng: 2021-06-29 16:06:43
_STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES SOURCE_ID
DURATION : 00:00:05.080000000
Side data:
cpb: bitrate max/min/avg: 9800000/0/0 buffer size: 1835008 vbv_delay: N/A
Stream #0:1(eng): Audio: ac3, 48000 Hz, stereo, fltp, 192 kb/s (default)
Metadata:
title : Stereo
BPS-eng : 192000
DURATION-eng : 00:28:56.800000000
NUMBER_OF_FRAMES-eng: 54275
NUMBER_OF_BYTES-eng: 41683200
SOURCE_ID-eng : 0180BD
_STATISTICS_WRITING_APP-eng: MakeMKV v1.16.3 linux(x64-release)
_STATISTICS_WRITING_DATE_UTC-eng: 2021-06-29 16:06:43
_STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES SOURCE_ID
DURATION : 00:00:05.024000000
Stream mapping:
Stream #0:0 -> #0:0 (mpeg2video (native) -> hevc (libx265))
Stream #0:1 -> #0:1 (copy)
Press [q] to stop, ? for help
x265 [info]: HEVC encoder version 3.5
x265 [info]: build info [Linux][GCC 10.2.0][64 bit] 8bit+10bit+12bit
x265 [info]: using cpu capabilities: MMX2 SSE2Fast LZCNT SSSE3 SSE4.2 AVX FMA3 BMI2 AVX2
x265 [info]: Main profile, Level-3.1 (Main tier)
x265 [info]: Thread pool created using 32 threads
x265 [info]: Slices : 1
x265 [info]: frame threads / pool features : 5 / wpp(9 rows)
x265 [warning]: Source height < 720p; disabling lookahead-slices
x265 [info]: Coding QT: max CU size, min CU size : 64 / 8
x265 [info]: Residual QT: max TU size, max depth : 32 / 1 inter / 1 intra
x265 [info]: ME / range / subpel / merge : hex / 57 / 2 / 3
x265 [info]: Keyframe min / max / scenecut / bias : 25 / 250 / 40 / 5.00
x265 [info]: Lookahead / bframes / badapt : 20 / 4 / 2
x265 [info]: b-pyramid / weightp / weightb : 1 / 1 / 0
x265 [info]: References / ref-limit cu / depth : 3 / off / on
x265 [info]: AQ: mode / str / qg-size / cu-tree : 2 / 1.0 / 32 / 1
x265 [info]: Rate Control / qCompress : CRF-23.0 / 0.60
x265 [info]: tools: rd=3 psy-rd=2.00 early-skip rskip mode=1 signhide tmvp
x265 [info]: tools: b-intra strong-intra-smoothing deblock sao
Output #0, matroska, to 'nnedi.mkv':
Metadata:
encoder : Lavf58.76.100
Chapters:
Chapter #0:0: start 0.000000, end 5.000000
Metadata:
title : Chapter 01
Stream #0:0(eng): Video: hevc, yuv420p(tv, bt470bg, progressive), 720x576 [SAR 16:15 DAR 4:3], q=2-31, 50 fps, 1k tbn (default)
Metadata:
BPS-eng : 4979095
DURATION-eng : 00:28:57.000000000
NUMBER_OF_FRAMES-eng: 43425
NUMBER_OF_BYTES-eng: 1081086192
SOURCE_ID-eng : 0100E0
_STATISTICS_WRITING_APP-eng: MakeMKV v1.16.3 linux(x64-release)
_STATISTICS_WRITING_DATE_UTC-eng: 2021-06-29 16:06:43
_STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES SOURCE_ID
DURATION : 00:00:05.080000000
encoder : Lavc58.134.100 libx265
Side data:
cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: N/A
Stream #0:1(eng): Audio: ac3 ([0] [0][0] / 0x2000), 48000 Hz, stereo, fltp, 192 kb/s (default)
Metadata:
title : Stereo
BPS-eng : 192000
DURATION-eng : 00:28:56.800000000
NUMBER_OF_FRAMES-eng: 54275
NUMBER_OF_BYTES-eng: 41683200
SOURCE_ID-eng : 0180BD
_STATISTICS_WRITING_APP-eng: MakeMKV v1.16.3 linux(x64-release)
_STATISTICS_WRITING_DATE_UTC-eng: 2021-06-29 16:06:43
_STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES SOURCE_ID
DURATION : 00:00:05.024000000
frame= 252 fps= 64 q=31.8 Lsize= 825kB time=00:00:05.00 bitrate=1351.9kbits/s speed=1.27x
video:701kB audio:118kB subtitle:0kB other streams:0kB global headers:2kB muxing overhead: 0.838927%
x265 [info]: frame I: 2, Avg QP:27.07 kb/s: 4427.80
x265 [info]: frame P: 59, Avg QP:27.45 kb/s: 2916.88
x265 [info]: frame B: 191, Avg QP:32.00 kb/s: 553.15
x265 [info]: Weighted P-Frames: Y:0.0% UV:0.0%
x265 [info]: consecutive B-frames: 11.5% 3.3% 6.6% 18.0% 60.7%
encoded 252 frames in 3.86s (65.29 fps), 1137.32 kb/s, Avg QP:30.90
`
comment:4 by , 3 years ago
Is the issue reproducible with current FFmpeg git head, the only version supported on this bug tracker?
comment:5 by , 3 years ago
I've just installed ffmpeg from https://aur.archlinux.org/packages/ffmpeg-git/ which pulls it from: https://git.ffmpeg.org/ffmpeg.git
The output is the same. nnedi af mode gives gives flickering top.bottom rows.
`
ffmpeg -i "original.mkv" -c:v libx265 -crf 23 -vf nnedi=weights.bin:all:af -c:a copy nnedi.mkv
ffmpeg version N-102841-g041267b558 Copyright (c) 2000-2021 the FFmpeg developers
built with gcc 11.1.0 (GCC)
configuration: --prefix=/usr --disable-debug --disable-static --disable-stripping --enable-amf --enable-avisynth --enable-cuda-llvm --enable-lto --enable-fontconfig --enable-gmp --enable-gnutls --enable-gpl --enable-ladspa --enable-libaom --enable-libass --enable-libbluray --enable-libdav1d --enable-libdrm --enable-libfreetype --enable-libfribidi --enable-libgsm --enable-libiec61883 --enable-libjack --enable-libmfx --enable-libmodplug --enable-libmp3lame --enable-libopencore_amrnb --enable-libopencore_amrwb --enable-libopenjpeg --enable-libopus --enable-libpulse --enable-librav1e --enable-libsoxr --enable-libspeex --enable-libsrt --enable-libssh --enable-libtheora --enable-libv4l2 --enable-libvidstab --enable-libvmaf --enable-libvorbis --enable-libvpx --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxcb --enable-libxml2 --enable-libxvid --enable-libzimg --enable-nvdec --enable-nvenc --enable-shared --enable-version3
libavutil 57. 0.100 / 57. 0.100
libavcodec 59. 3.101 / 59. 3.101
libavformat 59. 4.100 / 59. 4.100
libavdevice 59. 0.100 / 59. 0.100
libavfilter 8. 0.103 / 8. 0.103
libswscale 6. 0.100 / 6. 0.100
libswresample 4. 0.100 / 4. 0.100
libpostproc 56. 0.100 / 56. 0.100
Input #0, matroska,webm, from 'original.mkv':
Metadata:
ENCODER : Lavf58.76.100
Duration: 00:00:05.08, start: 0.000000, bitrate: 4532 kb/s
Chapters:
Chapter #0:0: start 0.000000, end 5.000000
Metadata:
title : Chapter 01
Stream #0:0(eng): Video: mpeg2video (Main), yuv420p(tv, bt470bg, top first), 720x576 [SAR 16:15 DAR 4:3], 25 fps, 25 tbr, 1k tbn (default)
Metadata:
BPS-eng : 4979095
DURATION-eng : 00:28:57.000000000
NUMBER_OF_FRAMES-eng: 43425
NUMBER_OF_BYTES-eng: 1081086192
SOURCE_ID-eng : 0100E0
_STATISTICS_WRITING_APP-eng: MakeMKV v1.16.3 linux(x64-release)
_STATISTICS_WRITING_DATE_UTC-eng: 2021-06-29 16:06:43
_STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES SOURCE_ID
DURATION : 00:00:05.080000000
Side data:
cpb: bitrate max/min/avg: 9800000/0/0 buffer size: 1835008 vbv_delay: N/A
Stream #0:1(eng): Audio: ac3, 48000 Hz, stereo, fltp, 192 kb/s (default)
Metadata:
title : Stereo
BPS-eng : 192000
DURATION-eng : 00:28:56.800000000
NUMBER_OF_FRAMES-eng: 54275
NUMBER_OF_BYTES-eng: 41683200
SOURCE_ID-eng : 0180BD
_STATISTICS_WRITING_APP-eng: MakeMKV v1.16.3 linux(x64-release)
_STATISTICS_WRITING_DATE_UTC-eng: 2021-06-29 16:06:43
_STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES SOURCE_ID
DURATION : 00:00:05.024000000
File 'nnedi.mkv' already exists. Overwrite? [y/N] y
Stream mapping:
Stream #0:0 -> #0:0 (mpeg2video (native) -> hevc (libx265))
Stream #0:1 -> #0:1 (copy)
Press [q] to stop, ? for help
x265 [info]: HEVC encoder version 3.5
x265 [info]: build info [Linux][GCC 10.2.0][64 bit] 8bit+10bit+12bit
x265 [info]: using cpu capabilities: MMX2 SSE2Fast LZCNT SSSE3 SSE4.2 AVX FMA3 BMI2 AVX2
x265 [info]: Main profile, Level-3.1 (Main tier)
x265 [info]: Thread pool created using 32 threads
x265 [info]: Slices : 1
x265 [info]: frame threads / pool features : 5 / wpp(9 rows)
x265 [warning]: Source height < 720p; disabling lookahead-slices
x265 [info]: Coding QT: max CU size, min CU size : 64 / 8
x265 [info]: Residual QT: max TU size, max depth : 32 / 1 inter / 1 intra
x265 [info]: ME / range / subpel / merge : hex / 57 / 2 / 3
x265 [info]: Keyframe min / max / scenecut / bias : 25 / 250 / 40 / 5.00
x265 [info]: Lookahead / bframes / badapt : 20 / 4 / 2
x265 [info]: b-pyramid / weightp / weightb : 1 / 1 / 0
x265 [info]: References / ref-limit cu / depth : 3 / off / on
x265 [info]: AQ: mode / str / qg-size / cu-tree : 2 / 1.0 / 32 / 1
x265 [info]: Rate Control / qCompress : CRF-23.0 / 0.60
x265 [info]: tools: rd=3 psy-rd=2.00 early-skip rskip mode=1 signhide tmvp
x265 [info]: tools: b-intra strong-intra-smoothing deblock sao
Output #0, matroska, to 'nnedi.mkv':
Metadata:
encoder : Lavf59.4.100
Chapters:
Chapter #0:0: start 0.000000, end 5.000000
Metadata:
title : Chapter 01
Stream #0:0(eng): Video: hevc, yuv420p(tv, bt470bg, progressive), 720x576 [SAR 16:15 DAR 4:3], q=2-31, 50 fps, 1k tbn (default)
Metadata:
BPS-eng : 4979095
DURATION-eng : 00:28:57.000000000
NUMBER_OF_FRAMES-eng: 43425
NUMBER_OF_BYTES-eng: 1081086192
SOURCE_ID-eng : 0100E0
_STATISTICS_WRITING_APP-eng: MakeMKV v1.16.3 linux(x64-release)
_STATISTICS_WRITING_DATE_UTC-eng: 2021-06-29 16:06:43
_STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES SOURCE_ID
DURATION : 00:00:05.080000000
encoder : Lavc59.3.101 libx265
Side data:
cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: N/A
Stream #0:1(eng): Audio: ac3 ([0] [0][0] / 0x2000), 48000 Hz, stereo, fltp, 192 kb/s (default)
Metadata:
title : Stereo
BPS-eng : 192000
DURATION-eng : 00:28:56.800000000
NUMBER_OF_FRAMES-eng: 54275
NUMBER_OF_BYTES-eng: 41683200
SOURCE_ID-eng : 0180BD
_STATISTICS_WRITING_APP-eng: MakeMKV v1.16.3 linux(x64-release)
_STATISTICS_WRITING_DATE_UTC-eng: 2021-06-29 16:06:43
_STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES SOURCE_ID
DURATION : 00:00:05.024000000
frame= 252 fps= 64 q=31.8 Lsize= 825kB time=00:00:05.02 bitrate=1345.7kbits/s speed=1.28x
video:701kB audio:118kB subtitle:0kB other streams:0kB global headers:2kB muxing overhead: 0.838331%
x265 [info]: frame I: 2, Avg QP:27.07 kb/s: 4427.80
x265 [info]: frame P: 59, Avg QP:27.45 kb/s: 2916.88
x265 [info]: frame B: 191, Avg QP:32.00 kb/s: 553.15
x265 [info]: Weighted P-Frames: Y:0.0% UV:0.0%
x265 [info]: consecutive B-frames: 11.5% 3.3% 6.6% 18.0% 60.7%
encoded 252 frames in 3.84s (65.67 fps), 1137.32 kb/s, Avg QP:30.90
[tom@desktop test]$ ffplay nnedi.mkv
ffplay version N-102841-g041267b558 Copyright (c) 2003-2021 the FFmpeg developers
built with gcc 11.1.0 (GCC)
configuration: --prefix=/usr --disable-debug --disable-static --disable-stripping --enable-amf --enable-avisynth --enable-cuda-llvm --enable-lto --enable-fontconfig --enable-gmp --enable-gnutls --enable-gpl --enable-ladspa --enable-libaom --enable-libass --enable-libbluray --enable-libdav1d --enable-libdrm --enable-libfreetype --enable-libfribidi --enable-libgsm --enable-libiec61883 --enable-libjack --enable-libmfx --enable-libmodplug --enable-libmp3lame --enable-libopencore_amrnb --enable-libopencore_amrwb --enable-libopenjpeg --enable-libopus --enable-libpulse --enable-librav1e --enable-libsoxr --enable-libspeex --enable-libsrt --enable-libssh --enable-libtheora --enable-libv4l2 --enable-libvidstab --enable-libvmaf --enable-libvorbis --enable-libvpx --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxcb --enable-libxml2 --enable-libxvid --enable-libzimg --enable-nvdec --enable-nvenc --enable-shared --enable-version3
libavutil 57. 0.100 / 57. 0.100
libavcodec 59. 3.101 / 59. 3.101
libavformat 59. 4.100 / 59. 4.100
libavdevice 59. 0.100 / 59. 0.100
libavfilter 8. 0.103 / 8. 0.103
libswscale 6. 0.100 / 6. 0.100
libswresample 4. 0.100 / 4. 0.100
libpostproc 56. 0.100 / 56. 0.100
Input #0, matroska,webm, from 'nnedi.mkv': 0KB sq= 0B f=0/0
Metadata:
ENCODER : Lavf59.4.100
Duration: 00:00:05.08, start: 0.000000, bitrate: 1330 kb/s
Chapters:
Chapter #0:0: start 0.000000, end 5.000000
Metadata:
title : Chapter 01
Stream #0:0(eng): Video: hevc (Main), yuv420p(tv, bt470bg, progressive), 720x576 [SAR 16:15 DAR 4:3], 50 fps, 50 tbr, 1k tbn (default)
Metadata:
BPS-eng : 4979095
DURATION-eng : 00:28:57.000000000
NUMBER_OF_FRAMES-eng: 43425
NUMBER_OF_BYTES-eng: 1081086192
SOURCE_ID-eng : 0100E0
_STATISTICS_WRITING_APP-eng: MakeMKV v1.16.3 linux(x64-release)
_STATISTICS_WRITING_DATE_UTC-eng: 2021-06-29 16:06:43
_STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES SOURCE_ID
ENCODER : Lavc59.3.101 libx265
DURATION : 00:00:05.080000000
Stream #0:1(eng): Audio: ac3, 48000 Hz, stereo, fltp, 192 kb/s (default)
Metadata:
title : Stereo
BPS-eng : 192000
DURATION-eng : 00:28:56.800000000
NUMBER_OF_FRAMES-eng: 54275
NUMBER_OF_BYTES-eng: 41683200
SOURCE_ID-eng : 0180BD
_STATISTICS_WRITING_APP-eng: MakeMKV v1.16.3 linux(x64-release)
_STATISTICS_WRITING_DATE_UTC-eng: 2021-06-29 16:06:43
_STATISTICS_TAGS-eng: BPS DURATION NUMBER_OF_FRAMES NUMBER_OF_BYTES SOURCE_ID
DURATION : 00:00:05.024000000
2.18 A-V: -0.006 fd= 14 aq= 24KB vq= 177KB sq= 0B f=0/0
`
`
$ ffmpeg -version
ffmpeg version N-102841-g041267b558 Copyright (c) 2000-2021 the FFmpeg developers
built with gcc 11.1.0 (GCC)
configuration: --prefix=/usr --disable-debug --disable-static --disable-stripping --enable-amf --enable-avisynth --enable-cuda-llvm --enable-lto --enable-fontconfig --enable-gmp --enable-gnutls --enable-gpl --enable-ladspa --enable-libaom --enable-libass --enable-libbluray --enable-libdav1d --enable-libdrm --enable-libfreetype --enable-libfribidi --enable-libgsm --enable-libiec61883 --enable-libjack --enable-libmfx --enable-libmodplug --enable-libmp3lame --enable-libopencore_amrnb --enable-libopencore_amrwb --enable-libopenjpeg --enable-libopus --enable-libpulse --enable-librav1e --enable-libsoxr --enable-libspeex --enable-libsrt --enable-libssh --enable-libtheora --enable-libv4l2 --enable-libvidstab --enable-libvmaf --enable-libvorbis --enable-libvpx --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxcb --enable-libxml2 --enable-libxvid --enable-libzimg --enable-nvdec --enable-nvenc --enable-shared --enable-version3
libavutil 57. 0.100 / 57. 0.100
libavcodec 59. 3.101 / 59. 3.101
libavformat 59. 4.100 / 59. 4.100
libavdevice 59. 0.100 / 59. 0.100
libavfilter 8. 0.103 / 8. 0.103
libswscale 6. 0.100 / 6. 0.100
libswresample 4. 0.100 / 4. 0.100
libpostproc 56. 0.100 / 56. 0.100
`
comment:6 by , 3 years ago
Resolution: | → wontfix |
---|---|
Status: | new → closed |
This is intended behavior, as filter is intra only deinterlacer.
Feature could be added to export mask from filters like bwdif or yadif so pixels that are intra only interpolated uses actually nnedi filter (or estdif filter) algorithm, and thus final output is combination of both filters.
Please provide the command line you tested together with the complete, uncut console output to make this a valid ticket.