[FFmpeg-user] Problem with pixel format and/or missing constant

Carl Eugen Hoyos ceffmpeg at gmail.com
Wed Mar 11 21:02:32 EET 2020


Am Mi., 11. März 2020 um 19:52 Uhr schrieb Ulf Zibis <Ulf.Zibis at gmx.de>:

> $ sudo apt policy libx264*
> libx264-148:
>    Installiert:           (keine)
>    Installationskandidat: (keine)
>    Versionstabelle:
> libx264-152:
>    Installiert:           2:0.152.2854+gite9a5903-2
>    Installationskandidat: 2:0.152.2854+gite9a5903-2
>    Versionstabelle:
>   *** 2:0.152.2854+gite9a5903-2 500
>          500 http://de.archive.ubuntu.com/ubuntu bionic/universe amd64
> Packages
>          100 /var/lib/dpkg/status
> libx264-dev:
>    Installiert:           2:0.152.2854+gite9a5903-2
>    Installationskandidat: 2:0.152.2854+gite9a5903-2
>    Versionstabelle:
>   *** 2:0.152.2854+gite9a5903-2 500
>          500 http://de.archive.ubuntu.com/ubuntu bionic/universe amd64
> Packages
>          100 /var/lib/dpkg/status

> It seems I'm using a very old version of libx264:

Why do you think so?

> https://packages.ubuntu.com/search?suite=default&section=all&arch=any&keywords=libx264&searchon=names
>
> Does John van Sickle's binary use a current version?

Most likely, the console output will tell you.

> How can I use a more current version with the ffmpeg git version?

Compile a static x264 and force FFmpeg to use, needs either
pkg-config magic or --extra-cflags and --extra-ldflags.

Why do you want to use a newer x264?

Carl Eugen


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