我最近将 FFmpeg 4.1-static 版本（替换 ppa 4.03-1 版本）添加到我的 KDE Neon Linux 中，以便使用最新的视频降噪过滤器。FFmpeg 版本 4.03 和 4.1 报告 bm3d、dctdnoiz、dedot、fftdenoiz 和 chromashift 的“没有这样的过滤器”。使用 git 版本时，只有 chromashift 会抛出错误：
ffmpeg -y -loglevel debug -i Hi8_02.dv -vf chromashift=0:0:-1:-1 -c:v dnxhd -b:v 60M Hi8_02.mov
ffmpeg version N-47834-gb5e0a0fe3a-static https://johnvansickle.com/ffmpeg/ Copyright (c) 2000-2018 the FFmpeg developers
built with gcc 6.3.0 (Debian 6.3.0-18+deb9u1) 20170516
configuration: --enable-gpl --enable-version3 --enable-static --disable-debug --disable-ffplay --disable-indev=sndio --disable-outdev=sndio --cc=gcc-6 --enable-fontconfig --enable-frei0r --enable-gnutls --enable-gmp --enable-gray --enable-libaom --enable-libfribidi --enable-libass --enable-libvmaf --enable-libfreetype --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-librubberband --enable-libsoxr --enable-libspeex --enable-libvorbis --enable-libopus --enable-libtheora --enable-libvidstab --enable-libvo-amrwbenc --enable-libvpx --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxml2 --enable-libdav1d --enable-libxvid --enable-libzvbi --enable-libzimg
libavutil 56. 25.100 / 56. 25.100
libavcodec 58. 42.104 / 58. 42.104
libavformat 58. 25.100 / 58. 25.100
libavdevice 58. 6.101 / 58. 6.101
libavfilter 7. 46.101 / 7. 46.101
libswscale 5. 4.100 / 5. 4.100
libswresample 3. 4.100 / 3. 4.100
libpostproc 55. 4.100 / 55. 4.100
Splitting the commandline.
Reading option '-y' ... matched as option 'y' (overwrite output files) with argument '1'.
Reading option '-loglevel' ... matched as option 'loglevel' (set logging level) with argument 'debug'.
Reading option '-i' ... matched as input url with argument 'Hi8_02.dv'.
Reading option '-vf' ... matched as option 'vf' (set video filters) with argument 'chromashift=0:0:-1:-1'.
Reading option '-c:v' ... matched as option 'c' (codec name) with argument 'dnxhd'.
Reading option '-b:v' ... matched as option 'b' (video bitrate (please use -b:v)) with argument '60M'.
Reading option 'Hi8_02.mov' ... matched as output url.
Finished splitting the commandline.
Parsing a group of options: global .
Applying option y (overwrite output files) with argument 1.
Applying option loglevel (set logging level) with argument debug.
Successfully parsed a group of options.
Parsing a group of options: input url Hi8_02.dv.
Successfully parsed a group of options.
Opening an input file: Hi8_02.dv.
[NULL @ 0x601e700] Opening 'Hi8_02.dv' for reading
[file @ 0x601f000] Setting default whitelist 'file,crypto'
[dv @ 0x601e700] Format dv probed with size=2048 and score=75
[dv @ 0x601e700] Before avformat_find_stream_info() pos: 0 bytes read:32768 seeks:0 nb_streams:1
[dv @ 0x601e700] All info found
[dv @ 0x601e700] Estimating duration from bitrate, this may be inaccurate
[dv @ 0x601e700] After avformat_find_stream_info() pos: 120000 bytes read:120000 seeks:0 frames:2
Input #0, dv, from 'Hi8_02.dv':
Metadata:
timecode : 02:01:40;13
Duration: 01:42:32.05, start: 0.000000, bitrate: 28771 kb/s
Stream #0:0, 1, 1001/30000: Video: dvvideo, 1 reference frame, yuv411p(topleft), 720x480 [SAR 8:9 DAR 4:3], 0/1, 25000 kb/s, 29.97 fps, 29.97 tbr, 29.97 tbn, 29.97 tbc
Stream #0:1, 1, 1/30000: Audio: pcm_s16le, 48000 Hz, stereo, s16, 1536 kb/s
Successfully opened the file.
Parsing a group of options: output url Hi8_02.mov.
Applying option vf (set video filters) with argument chromashift=0:0:-1:-1.
Applying option c:v (codec name) with argument dnxhd.
Applying option b:v (video bitrate (please use -b:v)) with argument 60M.
Successfully parsed a group of options.
Opening an output file: Hi8_02.mov.
[file @ 0x6065280] Setting default whitelist 'file,crypto'
Successfully opened the file.
detected 4 logical cores
Stream mapping:
Stream #0:0 -> #0:0 (dvvideo (native) -> dnxhd (native))
Stream #0:1 -> #0:1 (pcm_s16le (native) -> aac (native))
Press [q] to stop, [?] for help
cur_dts is invalid (this is harmless if it occurs once at the start per stream)
[Parsed_chromashift_0 @ 0x612ff80] Setting 'cbh' to value '0'
[Parsed_chromashift_0 @ 0x612ff80] Setting 'cbv' to value '0'
[Parsed_chromashift_0 @ 0x612ff80] Setting 'crh' to value '-1'
[Parsed_chromashift_0 @ 0x612ff80] Setting 'crv' to value '-1'
[graph 0 input from stream 0:0 @ 0x61315c0] Setting 'video_size' to value '720x480'
[graph 0 input from stream 0:0 @ 0x61315c0] Setting 'pix_fmt' to value '7'
[graph 0 input from stream 0:0 @ 0x61315c0] Setting 'time_base' to value '1001/30000'
[graph 0 input from stream 0:0 @ 0x61315c0] Setting 'pixel_aspect' to value '8/9'
[graph 0 input from stream 0:0 @ 0x61315c0] Setting 'sws_param' to value 'flags=2'
[graph 0 input from stream 0:0 @ 0x61315c0] Setting 'frame_rate' to value '30000/1001'
[graph 0 input from stream 0:0 @ 0x61315c0] w:720 h:480 pixfmt:yuv411p tb:1001/30000 fr:30000/1001 sar:8/9 sws_param:flags=2
[format @ 0x6131fc0] Setting 'pix_fmts' to value 'yuv422p|yuv422p10le|yuv444p10le|gbrp10le'
[auto_scaler_0 @ 0x6130200] Setting 'flags' to value 'bicubic'
[auto_scaler_0 @ 0x6130200] w:iw h:ih flags:'bicubic' interl:0
[format @ 0x6131fc0] auto-inserting filter 'auto_scaler_0' between the filter 'Parsed_chromashift_0' and the filter 'format'
[AVFilterGraph @ 0x60a6100] query_formats: 4 queried, 2 merged, 1 already done, 0 delayed
[auto_scaler_0 @ 0x6130200] picking yuv422p out of 4 ref:yuv411p alpha:0
[auto_scaler_0 @ 0x6130200] w:720 h:480 fmt:yuv411p sar:8/9 -> w:720 h:480 fmt:yuv422p sar:8/9 flags:0x4
*** Error in `ffmpeg': corrupted double-linked list: 0x0000000006131820 ***
======= Backtrace: =========
[0x3af8d27]
[0x3aff102]
[0x3aff48e]
[0x3afffd8]
[0x11697cf]
[0x813741]
[0x4bd4e4]
[0x498035]
[0x3acb0f3]
[0x3acb4b2]
[0x49aaea]
======= Memory map: ========
00400000-045a1000 r-xp 00000000 103:01 4461933 /home/buddy/.local/bin/ffmpeg
047a0000-04947000 rw-p 041a0000 103:01 4461933 /home/buddy/.local/bin/ffmpeg
04947000-053a4000 rw-p 00000000 00:00 0
05fef000-062ac000 rw-p 00000000 00:00 0 [heap]
7f5cb0000000-7f5cb0091000 rw-p 00000000 00:00 0
7f5cb0091000-7f5cb4000000 ---p 00000000 00:00 0
7f5cb4da0000-7f5cb4da1000 rw-p 00000000 00:00 0
7f5cb4da1000-7f5cb4da2000 ---p 00000000 00:00 0
7f5cb4da2000-7f5cb55a2000 rw-p 00000000 00:00 0
7f5cb55a2000-7f5cb55a3000 ---p 00000000 00:00 0
7f5cb55a3000-7f5cb5da3000 rw-p 00000000 00:00 0
7f5cb5da3000-7f5cb5da4000 ---p 00000000 00:00 0
7f5cb5da4000-7f5cb65a4000 rw-p 00000000 00:00 0
7f5cb65a4000-7f5cb65a5000 ---p 00000000 00:00 0
7f5cb65a5000-7f5cb6da5000 rw-p 00000000 00:00 0
7f5cb6da5000-7f5cb6da6000 ---p 00000000 00:00 0
7f5cb6da6000-7f5cb75a6000 rw-p 00000000 00:00 0
7f5cb75a6000-7f5cb75a7000 ---p 00000000 00:00 0
7f5cb75a7000-7f5cb7da7000 rw-p 00000000 00:00 0
7f5cb7da7000-7f5cb7da8000 ---p 00000000 00:00 0
7f5cb7da8000-7f5cb85a8000 rw-p 00000000 00:00 0
7f5cb85a8000-7f5cb85a9000 ---p 00000000 00:00 0
7f5cb85a9000-7f5cb8ec1000 rw-p 00000000 00:00 0
7ffec59a6000-7ffec59c7000 rw-p 00000000 00:00 0 [stack]
7ffec59de000-7ffec59e1000 r--p 00000000 00:00 0 [vvar]
7ffec59e1000-7ffec59e3000 r-xp 00000000 00:00 0 [vdso]
ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall]
Aborted