[FFmpeg-user] Compile ffmpeg. Error from ./configure - ERROR: libzmq >= 4.2.1 not found using pkg-config

[Micael Silva]

On Wed, Jan 5, 2022 at 3:16 PM Thomas Seilund via ffmpeg-user <
ffmpeg-user at ffmpeg.org> wrote:

> Hi All
>
> I can't compile ffmpeg on a raspberry pi 4.
>
> When I ./configure I use --enable-libzmq
>
> This is system information:
>
> uname -a
>
> Linux rasberry 5.10.63-v8+ #1488 SMP PREEMPT Thu Nov 18 16:16:16 GMT
> 2021 aarch64 GNU/Linux
>
> The error I get when i do ./configure .... is:
>
> ERROR: libzmq >= 4.2.1 not found using pkg-config
>
> I believe I do have the correct version of libzmq. I do this to check:
>
> pkg-config --modversion libzmq
>
> 4.3.5
>
> What am I missing?
>
> As I see it ./configure complains that pkg-config does not inform about
> the availability of a required version of libzmq.
>
> But when I check the version of libzmq using pkg-config I do see a
> higher version than the required version.
>
> Please help
>
> Thomas S
>

For compiling you need the development package installed, something like
libzmq-dev