[FFmpeg-devel] [PATCH] Allow using primary CUDA device context

[Timo Rothenpieler]

On 18/11/2019 12:25, Oleg Dobkin wrote:
>> FFmpeg supports multiple tracks of the Video Codec SDK, to support
>> older
>> drivers and legacy GPUs that way.
>> Since the version number only tracks the Video SDK Version, and not
>> the
>> CUDA loader version, what needs to be done is to set the new minimum
>> version for each supported track.
>> So far, there was no need to add explicit checks for SDK 9.1, but
>> that
>> will be required for this.
>> Also, since SDK 8.0 is effectively dead, it can be dropped.
>>
>> I immediately bump the version on ffnvcodec git after every release,
>> so
>> the correct versions to check for in configure right now are:
>> 9.1.23.1, 9.0.18.3, 8.2.15.10 and 8.1.24.11
> 
> I'm not sure I understand this. As I see - ffmpeg wouldn't compile
> without the latest version of ffnvcodec, which would be 9.1.23.2 after
> the change is merged, so this is the only check that needs to be
> performed, regardless of the supported Video SDK versions, isn't it?

ffmpeg will compile with the latest version of each Video SDK Version track.