[FFmpeg-user] How to assessment the memory will use when motion interpolation on a 4k video?

[Carl Eugen Hoyos]

Am Do., 26. März 2020 um 12:28 Uhr schrieb Du Dengke <pinganddu90 at gmail.com>:

> I have a 4k video, resolution: 4320x2880, as a result form EDSR-pytorch

> I want to use motion interpolate it to 60fps, so command like this:
> ffmpeg -i test.mp4 -filter "minterpolate=fps=60" output.mp4
> --------------------------------------------------------------------------------------------
> ffmpeg version 3.4.6-0ubuntu0.18.04.1 Copyright (c) 2000-2019 the FFmpeg
> developers
>   built with gcc 7 (Ubuntu 7.3.0-16ubuntu3)
>   configuration: --prefix=/usr --extra-version=0ubuntu0.18.04.1
> --toolchain=hardened --libdir=/usr/lib/x86_64-linux-gnu
> --incdir=/usr/include/x86_64-linux-gnu --enable-gpl --disable-stripping
> --enable-avresample --enable-avisynth --enable-gnutls --enable-ladspa
> --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca
> --enable-libcdio --enable-libflite --enable-libfontconfig
> --enable-libfreetype --enable-libfribidi --enable-libgme --enable-libgsm
> --enable-libmp3lame --enable-libmysofa --enable-libopenjpeg
> --enable-libopenmpt --enable-libopus --enable-libpulse
> --enable-librubberband --enable-librsvg --enable-libshine
> --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libssh
> --enable-libtheora --enable-libtwolame --enable-libvorbis --enable-libvpx
> --enable-libwavpack --enable-libwebp --enable-libx265 --enable-libxml2
> --enable-libxvid --enable-libzmq --enable-libzvbi --enable-omx
> --enable-openal --enable-opengl --enable-sdl2 --enable-libdc1394
> --enable-libdrm --enable-libiec61883 --enable-chromaprint --enable-frei0r
> --enable-libopencv --enable-libx264 --enable-shared
>   libavutil      55. 78.100 / 55. 78.100
>   libavcodec     57.107.100 / 57.107.100
>   libavformat    57. 83.100 / 57. 83.100
>   libavdevice    57. 10.100 / 57. 10.100
>   libavfilter     6.107.100 /  6.107.100
>   libavresample   3.  7.  0 /  3.  7.  0
>   libswscale      4.  8.100 /  4.  8.100
>   libswresample   2.  9.100 /  2.  9.100
>   libpostproc    54.  7.100 / 54.  7.100
> Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '720_x4.mp4':
>   Metadata:
>     major_brand     : isom
>     minor_version   : 512
>     compatible_brands: isomiso2avc1mp41
>     encoder         : Lavf57.83.100
>   Duration: 00:00:03.00, start: 0.000000, bitrate: 9673 kb/s
>     Stream #0:0(und): Video: h264 (High) (avc1 / 0x31637661), yuv420p,
> 4320x2880, 9669 kb/s, 25 fps, 25 tbr, 12800 tbn, 50 tbc (default)
>     Metadata:
>       handler_name    : VideoHandler
> Stream mapping:
>   Stream #0:0 -> #0:0 (h264 (native) -> h264 (libx264))
> Press [q] to stop, [?] for help
> [Parsed_minterpolate_0 @ 0x5557bfb57540] Failed to configure input pad on
> Parsed_minterpolate_0
> Error reinitializing filters!
> Failed to inject frame into filter network: Cannot allocate memory
> Error while processing the decoded data for stream #0:0
> Conversion failed!
> --------------------------------------------------------------------------------------------
>
> It always failed with "Cannot allocate memory", so my question:
> How to assessment the memory usuage for that operation?

Please test current FFmpeg git head before reporting issues.

Carl Eugen