[FFmpeg-user] Error: Impossible to convert between the formats...(Nvidia codecs)

[Dennis Mungai]

On Sat, 9 Jul 2022, 15:05 Ben Parham, <behfarteam at gmail.com> wrote:

> Hi again,
> Sure, I will do it based on that. Thank you for your help. If I face an
> issue I'll contact you again.
> I appreciate it.
>
> On Sat, Jul 9, 2022 at 7:55 PM Dennis Mungai <dmngaie at gmail.com> wrote:
>
> > On Sat, 9 Jul 2022 at 14:40, Ben Parham <behfarteam at gmail.com> wrote:
> >
> > > Thank you, Dennis. It works with 6 in-preset p4. Now I am running one
> > > stream, but I will run 5 streams in RTX A2000. Does it support this
> > number
> > > in all streams?
> > >
> >
> > Hello there,
> > That GPU has no limitations on the simultaneous number of NVENC sessions
> it
> > can handle.
> > However, throughput will be significantly impacted by its' low power
> > profile limit (70W?) as you add more transcode jobs.
> > This is an issue I've observed in production with a similar GPU profile,
> > the Tesla T4.
> > You may consider tuning these encoder presets to compensate for
> throughput
> > drops with multiple simultaneous transcode sessions, if real time
> encoding
> > is a priority to you.
> > And on NVDEC: VRAM usage can also be quite steep with multiple sessions.
> > Monitor that carefully via nvidia-smi as you add more transcode jobs.
>


Sure thing, no worries.

>