[FFmpeg-devel] Hardware purchase request Apple M2
thilo.borgmann at mail.de
Tue Feb 7 22:25:14 EET 2023
Am 07.02.23 um 21:19 schrieb Devin Heitmueller:
> On Mon, Feb 6, 2023 at 6:24 AM Thilo Borgmann <thilo.borgmann at mail.de> wrote:
>> Martin pointed out we don't need an M2 for FATE as the instruction sets are equal on both machines.
> It may be worth noting that while the M1 and M2 have the same
> instruction set, there is no guarantee the video processing blocks are
> identical. At a minimum we know that the ProRes acceleration supports
> 8K resolutions in the M2.
> I got burned by a subtle change in behavior for videotoolbox between
> Intel and M1, so it's possible there are comparable differences
> between M1 and M2. If the tests include validating hardware
> acceleration then there may still be benefits in running the tests on
> both platforms.
Thanks for throwing that in. AFAICT we still don't cover hw accells in FATE, though.
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