[FFmpeg-trac] #8499(avfilter:open): expressions issues
FFmpeg
trac at avcodec.org
Sun Jan 26 15:11:44 EET 2020
#8499: expressions issues
-------------------------------------+-------------------------------------
Reporter: Atarikid | Owner:
Type: defect | Status: open
Priority: important | Component: avfilter
Version: git-master | Resolution:
Keywords: scale | Blocked By:
regression |
Blocking: | Reproduced by developer: 1
Analyzed by developer: 0 |
-------------------------------------+-------------------------------------
Changes (by cehoyos):
* keywords: => scale regression
* status: new => open
* component: undetermined => avfilter
* reproduced: 0 => 1
Old description:
> Ever sinds the latest daily builds using more complex expressions throws
> errors.
>
> See the below example - this works with FFmpeg 4.2.2 but not with the
> daily builds.
>
> atari ~ % /Users/atari/ffmpeg -i "/Users/atari/Desktop/in.mp4" -vf
> "scale='if(gt(iw,ih),140,trunc(oh*a/2)*2)':'if(gt(iw,ih),trunc(ow/a/2)*2,108)'"
> -frames:v 1 -y "/var/folders/thumbnail.png"
> ffmpeg version N-96486-g1ab302da6e-tessus Copyright (c) 2000-2020 the
> FFmpeg developers
> built with Apple clang version 11.0.0 (clang-1100.0.33.17)
> configuration: --cc=/usr/bin/clang --prefix=/opt/ffmpeg --extra-
> version=tessus --enable-avisynth --enable-fontconfig --enable-gpl
> --enable-libaom --enable-libass --enable-libbluray --enable-libdav1d
> --enable-libfreetype --enable-libgsm --enable-libmodplug --enable-
> libmp3lame --enable-libmysofa --enable-libopencore-amrnb --enable-
> libopencore-amrwb --enable-libopenh264 --enable-libopenjpeg --enable-
> libopus --enable-librubberband --enable-libshine --enable-libsnappy
> --enable-libsoxr --enable-libspeex --enable-libtheora --enable-libtwolame
> --enable-libvidstab --enable-libvmaf --enable-libvo-amrwbenc --enable-
> libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-
> libx264 --enable-libx265 --enable-libxavs --enable-libxvid --enable-
> libzimg --enable-libzmq --enable-libzvbi --enable-version3 --pkg-config-
> flags=--static --disable-ffplay
> libavutil 56. 38.100 / 56. 38.100
> libavcodec 58. 66.101 / 58. 66.101
> libavformat 58. 35.104 / 58. 35.104
> libavdevice 58. 9.103 / 58. 9.103
> libavfilter 7. 71.100 / 7. 71.100
> libswscale 5. 6.100 / 5. 6.100
> libswresample 3. 6.100 / 3. 6.100
> libpostproc 55. 6.100 / 55. 6.100
> Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '/Users/atari/Desktop/in.mp4':
> Metadata:
> major_brand : isom
> minor_version : 512
> compatible_brands: isomiso2avc1mp41
> creation_time : 2020-01-25T08:40:48.000000Z
> encoder : Lavf58.29.100
> Duration: 00:45:38.34, start: 0.000000, bitrate: 603 kb/s
> Stream #0:0(und): Video: h264 (High) (avc1 / 0x31637661), yuv420p,
> 480x270 [SAR 1:1 DAR 16:9], 500 kb/s, 24.99 fps, 25 tbr, 12800 tbn, 50
> tbc (default)
> Metadata:
> creation_time : 2020-01-25T08:40:48.000000Z
> handler_name : VideoHandler
> Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz,
> stereo, fltp, 96 kb/s (default)
> Metadata:
> creation_time : 2020-01-25T08:40:48.000000Z
> handler_name : SoundHandler
> Stream mapping:
> Stream #0:0 -> #0:0 (h264 (native) -> png (native))
> Press [q] to stop, [?] for help
> [Parsed_scale_0 @ 0x7fe22d000180] Circular expressions invalid for width
> 'if(gt(iw,ih),140,trunc(oh*a/2)*2)' and height
> 'if(gt(iw,ih),trunc(ow/a/2)*2,108)'.
> [AVFilterGraph @ 0x7fe22ac14580] Error initializing filter 'scale' with
> args
> 'if(gt(iw,ih),140,trunc(oh*a/2)*2):if(gt(iw,ih),trunc(ow/a/2)*2,108):flags=bicubic'
> Error reinitializing filters!
> Failed to inject frame into filter network: Invalid argument
> Error while processing the decoded data for stream #0:0
> Conversion failed!
New description:
Ever sinds the latest daily builds using more complex expressions throws
errors.
See the below example - this works with FFmpeg 4.2.2 but not with the
daily builds.
{{{
atari ~ % /Users/atari/ffmpeg -i "/Users/atari/Desktop/in.mp4" -vf
"scale='if(gt(iw,ih),140,trunc(oh*a/2)*2)':'if(gt(iw,ih),trunc(ow/a/2)*2,108)'"
-frames:v 1 -y "/var/folders/thumbnail.png"
ffmpeg version N-96486-g1ab302da6e-tessus Copyright (c) 2000-2020 the
FFmpeg developers
built with Apple clang version 11.0.0 (clang-1100.0.33.17)
configuration: --cc=/usr/bin/clang --prefix=/opt/ffmpeg --extra-
version=tessus --enable-avisynth --enable-fontconfig --enable-gpl
--enable-libaom --enable-libass --enable-libbluray --enable-libdav1d
--enable-libfreetype --enable-libgsm --enable-libmodplug --enable-
libmp3lame --enable-libmysofa --enable-libopencore-amrnb --enable-
libopencore-amrwb --enable-libopenh264 --enable-libopenjpeg --enable-
libopus --enable-librubberband --enable-libshine --enable-libsnappy
--enable-libsoxr --enable-libspeex --enable-libtheora --enable-libtwolame
--enable-libvidstab --enable-libvmaf --enable-libvo-amrwbenc --enable-
libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-
libx264 --enable-libx265 --enable-libxavs --enable-libxvid --enable-
libzimg --enable-libzmq --enable-libzvbi --enable-version3 --pkg-config-
flags=--static --disable-ffplay
libavutil 56. 38.100 / 56. 38.100
libavcodec 58. 66.101 / 58. 66.101
libavformat 58. 35.104 / 58. 35.104
libavdevice 58. 9.103 / 58. 9.103
libavfilter 7. 71.100 / 7. 71.100
libswscale 5. 6.100 / 5. 6.100
libswresample 3. 6.100 / 3. 6.100
libpostproc 55. 6.100 / 55. 6.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '/Users/atari/Desktop/in.mp4':
Metadata:
major_brand : isom
minor_version : 512
compatible_brands: isomiso2avc1mp41
creation_time : 2020-01-25T08:40:48.000000Z
encoder : Lavf58.29.100
Duration: 00:45:38.34, start: 0.000000, bitrate: 603 kb/s
Stream #0:0(und): Video: h264 (High) (avc1 / 0x31637661), yuv420p,
480x270 [SAR 1:1 DAR 16:9], 500 kb/s, 24.99 fps, 25 tbr, 12800 tbn, 50 tbc
(default)
Metadata:
creation_time : 2020-01-25T08:40:48.000000Z
handler_name : VideoHandler
Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz,
stereo, fltp, 96 kb/s (default)
Metadata:
creation_time : 2020-01-25T08:40:48.000000Z
handler_name : SoundHandler
Stream mapping:
Stream #0:0 -> #0:0 (h264 (native) -> png (native))
Press [q] to stop, [?] for help
[Parsed_scale_0 @ 0x7fe22d000180] Circular expressions invalid for width
'if(gt(iw,ih),140,trunc(oh*a/2)*2)' and height
'if(gt(iw,ih),trunc(ow/a/2)*2,108)'.
[AVFilterGraph @ 0x7fe22ac14580] Error initializing filter 'scale' with
args
'if(gt(iw,ih),140,trunc(oh*a/2)*2):if(gt(iw,ih),trunc(ow/a/2)*2,108):flags=bicubic'
Error reinitializing filters!
Failed to inject frame into filter network: Invalid argument
Error while processing the decoded data for stream #0:0
Conversion failed!
}}}
--
Comment:
Regression since ce2cfa67aa26e70717eb8b184f232b9c41b81001
--
Ticket URL: <https://trac.ffmpeg.org/ticket/8499#comment:1>
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