пт, 16 мая 2025 г., 01:48 Ferdi Scholten <fe...@sttc-nlp.nl>: > > пт, 16 мая 2025 г., 00:12 Mark Filipak<markfilipak.i...@gmail.com>: > > > >> On 15/05/2025 16.44, Carl Zwanzig wrote: > >>> On 5/15/2025 1:33 PM, Mark Filipak wrote: > >>>> What if I don't have a GPU? > >>> Then you have a 25+ year old video card? > >> Laptop > >> > >>> AFAIK all video chips for the last few decades have had > >>> some form of GPU, although it may not be that useful or not accessible > >> for offload processing. > >> > >> FFmpeg says, "using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX" > >> I guess "AVX" is a GPU? I have no idea. > >> > > no, just another cpu SIMD extension .... > > > > but llvmpipe/lavapipe (software Vulkan rasterizer) probably can use it. > > > > > > > >>> A better question might be "What if I don't have a supported GPU?" > >> It's not a _better_ question, Carl, it's the _next_ question. > >> > >> > Does anyone ever care to read documentation? > " > > libplacebo currently supports Vulkan (including MoltenVK), OpenGL, and > Direct3D 11. It currently has the following minimum hardware requirements: > > * *Vulkan*: Core version 1.2 > * *OpenGL*: GLSL version >= 130 (GL >= 3.0, GL ES >= 3.0) > * *Direct3D*: Feature level >= 9_1 > > > " > Otherwise, if you have a laptop that was produced after 2010 its > hardware almost certainly supports libplacebo in some way as the oldest > of the hardware requirements being OpenGL 3.0 was supported by almost > all video devices (either dedicated or built in the processor) of the > time. OpenGL 3.0 was released in 2008. > The same if you are on Windows, Direct3D Feature level 9_1 was released > in 2008 > Vulkan is much more recent, version 1.2 is from 2020 > > In other words for Intel based laptops, everything going back to Sandy > Bridge has hardware support for libplacebo and for AMD based this goes > back to the K10 series processors. > > From the documentation: > " > In principle, libplacebo has no mandatory dependencies - only optional > ones. However, to get a useful version of libplacebo. you most likely > want to build with support for either|opengl|,|vulkan|or|d3d11|. > " > > For sure, running FFmpeg with libplacebo on Sandy Bridge hardware won't > be fast at all. But it will make use of hardware acceleration via OpenGL > ( or DirectX if you use Windows < 10 ) >
I was under impression ffmpeg's libplacebo filter is Vulkan-only. Libplacebo itself yes, should support other graphics APIs, but sadly not in ffmpeg context ? _______________________________________________ > ffmpeg-user mailing list > ffmpeg-user@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-user > > To unsubscribe, visit link above, or email > ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe". > _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".
