[FFmpeg-user] Building ffmpeg with vulkan support in docker container.

[Ferdi Scholten]

Hello,
>> Attempting to build ffmpeg that has vulkan support enabled in a 
>> docker container. The container environment is ubuntu 24.04 with 
>> installed packages libvulkan-dev, (libvulkan1), vulkan-icd, 
>> vulkan-tools. As far as I understand vulkan is supposed to be 
>> autodetected by ffmpeg configure (but does not enable by itself) and 
>> when trying to pass `--enable-vulkan`, configure will exit error 
>> “ERROR: vulkan requested but not found”.
>>
>> I have confirmed vulkan is able to detect hardware gpu when the 
>> container is running, but hardware access a bit more limited while 
>> building (from Dockerfile). Don’t know whether detected gpu hardware 
>> in vulkan matters at build time, but as the vulkan-icd package is 
>> installed some software/cpu support should at least be enabled.
>>
>> VK_HEADER_VERSION 275
>> Ffmpeg 7.1
>>
>>
>> Any pointers where to look to get this working? Thanks.
>>
>>
>>
>>
>> _______________________________________________
>>
> I once had the same problem, looking at the logging generated it 
> turned out that the vulkan version used by Ubuntu was too old.
> since then I build vulkan myself from git. Current vulkan version is 
> 300 by the way.
> _______________________________________________
A quick check confirms your vulkan version is too old:

check_pkg_config_cpp vulkan vulkan >= 1.3.277 vulkan/vulkan.h defined 
VK_VERSION_1_3