пт, 16 мая 2025 г., 02:33 Mark Filipak <markfilipak.i...@gmail.com>:
> On 15/05/2025 18.48, Ferdi Scholten wrote: > >> 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? > > Sure. Here: https://ffmpeg.org/ffmpeg-filters.html#libplacebo > > > > > 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 > > Where did you find that text? Should I be looking somewhere else for > documentation? > https://github.com/haasn/libplacebo But *I think* (after looking at ffmpeg codebase) this only covers libplacebo itself, not its integration as ffmpeg filter :/ > > 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. > > I run FFmpeg in Windows. > > > The same if you are on Windows, Direct3D Feature level 9_1 was released > in 2008 > > Intel Graphic and Media Control Panel makes no mention of Direct3D. I > believe that Direct3D is from > Microsoft. > > > 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 ... > > Build? Come down to Earth, friend. And again, where are you finding your > documentation? > > > 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 ) > > Windows 7x64 SP1. Yeah, I know... but my Acer gaming laptop with NVIDIA > died. > > Thank you. Then I'll put some time into using libplacebo's 'tonemapping' > (https://ffmpeg.org/ffmpeg-filters.html#Tone-mapping) in addition to > 'tonemap' > (https://ffmpeg.org/ffmpeg-filters.html#tonemap-1). I've been at this for > two days. > > _______________________________________________ > 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".
