> -Original Message-
> From: ffmpeg-devel [mailto:ffmpeg-devel-boun...@ffmpeg.org] On Behalf Of
> Li, Zhong
> Sent: Wednesday, April 10, 2019 10:14 AM
> To: FFmpeg development discussions and patches
> Subject: Re: [FFmpeg-devel] [PATCH RFC v2 2/3] libavcodec: Add
> As my investigation -
> - This feature can save some power and memory bandwidth.
> - This feature can save the ffmpeg filters code writing for end user. it also
> support ARGB output for some AI use case, I think some AI cases may need
> ARGB input.
IIUC, vaapi SFC scaling in libavfilter path
> From: ffmpeg-devel [mailto:ffmpeg-devel-boun...@ffmpeg.org] On Behalf
> Of Mark Thompson
> Sent: Wednesday, April 10, 2019 6:27 AM
> To: ffmpeg-devel@ffmpeg.org
> Subject: Re: [FFmpeg-devel] [PATCH RFC v2 2/3] libavcodec: Add thumbnail
> output to vaapi_h264 decoder
>
> -Original Message-
> From: ffmpeg-devel [mailto:ffmpeg-devel-boun...@ffmpeg.org] On Behalf Of
> Mark Thompson
> Sent: Wednesday, April 10, 2019 6:27 AM
> To: ffmpeg-devel@ffmpeg.org
> Subject: Re: [FFmpeg-devel] [PATCH RFC v2 2/3] libavcodec: Add thumbnail
>
> -Original Message-
> From: ffmpeg-devel [mailto:ffmpeg-devel-boun...@ffmpeg.org] On Behalf Of
> Hendrik Leppkes
> Sent: Monday, April 8, 2019 5:27 PM
> To: FFmpeg development discussions and patches
> Subject: Re: [FFmpeg-devel] [PATCH RFC v2 2/3] libavcodec: Add
On 08/04/2019 09:53, Zachary Zhou wrote:
> This is sample code for reference
>
> HW support for decode+scaling in a single HW command (VDBOX+SFC).
> The primary target usage is video analytics, but can be used playback,
> transcoding, etc.
>
> For VAAPI -
> https://github.com/intel/libva
>
On Mon, Apr 8, 2019 at 10:54 AM Zachary Zhou wrote:
>
> This is sample code for reference
>
> HW support for decode+scaling in a single HW command (VDBOX+SFC).
> The primary target usage is video analytics, but can be used playback,
> transcoding, etc.
>
> For VAAPI -
>
This is sample code for reference
HW support for decode+scaling in a single HW command (VDBOX+SFC).
The primary target usage is video analytics, but can be used playback,
transcoding, etc.
For VAAPI -
https://github.com/intel/libva
basically, it allows multiple outputs (in different resolutions)
