[FFmpeg-devel] [Hardware Accelerator for Video and Audio]
Goga777
goga777
Sat Aug 16 09:16:57 CEST 2008
do you mean this card from Asus ?
http://www.asus.com/news_show.aspx?id=11638
ASUS Xonar HDAV1.3 ? The Essential Home Theater PC Card
> >From : Andreas Setterlind (a.k.a. Gamester17)
> >What video decoding processes exactly will it be able to accelerate
> effectively?
> >- Motion compensation (mocomp)?
> >- Inverse discrete cosine transform (iDCT)?
> >- Inverse modified discrete cosine transform (iMDCT)?
> >- In-loop deblocking filter?
> >- Intra-frame prediction?
> >- Inverse quantization (IQ)?
> >- Variable-Length Decoding (VLD)?
> >- Spatial-temporal deinterlacing?
> >- Bitstream processing (CAVLC and/or CABAC)?
>
> We will provide all features you mentioned.
> if you need more, please tell us and discuss with us.
> Right now, we have already define the following features.
> These features will be helpful to decode and encode MPEGI MPEGII MPEGIV
> H.264, H.263+ , VC1, RM9.
>
> 1. Transform/inverse Transform
> 2. VLD/VLC
> 3. Q/IQ
> 4. Compensation : Intra-Pred / Motion Compensation
> 5. Estimation
> 6. Deblocking Filter
> 7. CABAC
> 8. Bitstream processing : such as start code finding
> 9. Deinterlacing
>
> as to audio, we don't define it right now. you can provide your opinions
> such as iMDCT. That would be great.
>
>
> FYI ..
>
> > will ASUSTek provide some free hardware samples of this hardware
> accelerator (in a > >PCI/PCIe card form-factor?) to any volunteering FFmpeg
> developer?, and if so
>
> Yes, we will provide hardware for free with NDA. But the number of
> prototype is limited.
> Before that, we might provide a software simulator, it is still under
> discussion.
> In first stage, it might not be PCI/PCIe interface.
>
> >would it then be best for a FFmpeg team-member to collect the shipping
> >addresses of those volunteers and send them to you in a private
> >e-mail?, and/or will it be simpler for you to send a bunch of cards to
>
> After we have prototype, we will announce how to get it. In this stage, we
> need
> each expert's opinions to define what you expect and want to accelerate.
>
> >one FFmpeg team-member who volunteer to distribute within the FFmpeg
> >team?
> I can give you my company email first.
>
> >Also, how detailed documentation will you be able to provide for
> >those developers with and without a NDA (some might be willing to sign
> >a NDA, others may not but would still be willing to work on the
> >development of it)?
>
> We hope all APIs belong to open source. Therefore, there is no NDA in this
> stage.
> With NDA, the detailed documentation about the commands of the
> accelerator and the prototype would be released after the prototype is
> built. Before delivering the prototypes, we will mark milestones for this
> project.
>
>
> Through the discussions on APIs, we will understand what you want and
> what we want.
> It is not a small project, it needs a group to work it out.
>
> If you have any question, please feel free to ask.
> Anything is able to be discussed.
> Thank for your help.
>
> BR,
> Ken
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