y, August 31, 2019 23:10
> > > To: ffmpeg-devel@ffmpeg.org
> > > Subject: Re: [FFmpeg-devel] [PATCH 1/2] lavu/pixfmt: add AYUV pixel
> format
> > >
> > > On 31/08/2019 05:22, Fu, Linjie wrote:
> > > >> -Original Message-
> > > &g
y, August 31, 2019 23:10
> > > To: ffmpeg-devel@ffmpeg.org
> > > Subject: Re: [FFmpeg-devel] [PATCH 1/2] lavu/pixfmt: add AYUV pixel
> format
> > >
> > > On 31/08/2019 05:22, Fu, Linjie wrote:
> > > >> -Original Message-
> > > &g
Of Carl Eugen Hoyos
> > >> Sent: Friday, August 30, 2019 00:12
> > >> To: FFmpeg development discussions and patches > >> de...@ffmpeg.org>
> > >> Subject: Re: [FFmpeg-devel] [PATCH 1/2] lavu/pixfmt: add AYUV pixel
> > format
> > >>
> -Original Message-
> From: ffmpeg-devel [mailto:ffmpeg-devel-boun...@ffmpeg.org] On Behalf
> Of Mark Thompson
> Sent: Saturday, August 31, 2019 23:10
> To: ffmpeg-devel@ffmpeg.org
> Subject: Re: [FFmpeg-devel] [PATCH 1/2] lavu/pixfmt: add AYUV pixel format
>
>
mpeg.org>
>> Subject: Re: [FFmpeg-devel] [PATCH 1/2] lavu/pixfmt: add AYUV pixel format
>>
>> Am Do., 29. Aug. 2019 um 16:16 Uhr schrieb Fu, Linjie :
>>
>>> Thus AYUV will make more sense.
>>
>> If your hardware decoding does not produce valid al
> -Original Message-
> From: ffmpeg-devel [mailto:ffmpeg-devel-boun...@ffmpeg.org] On Behalf
> Of Carl Eugen Hoyos
> Sent: Friday, August 30, 2019 00:12
> To: FFmpeg development discussions and patches de...@ffmpeg.org>
> Subject: Re: [FFmpeg-devel] [PATCH 1/2] lavu/p
Am Do., 29. Aug. 2019 um 16:16 Uhr schrieb Fu, Linjie :
> Thus AYUV will make more sense.
If your hardware decoding does not produce valid alpha data (0xFF
for opaque, 0x00 for completely transparent), you cannot use an
FFmpeg pix_fmt that defines alpha for decoding.
If you define a pix_fmt that
> >>
> >>>> -Original Message-
> >>>> From: ffmpeg-devel [mailto:ffmpeg-devel-boun...@ffmpeg.org] On
> Behalf
> >>>> Of Carl Eugen Hoyos
> >>>> Sent: Thursday, August 29, 2019 05:17
> >>>> To: FFmpeg developmen
el [mailto:ffmpeg-devel-boun...@ffmpeg.org] On Behalf
>>>> Of Carl Eugen Hoyos
>>>> Sent: Thursday, August 29, 2019 05:17
>>>> To: FFmpeg development discussions and patches >>> de...@ffmpeg.org>
>>>> Subject: Re: [F
el [mailto:ffmpeg-devel-boun...@ffmpeg.org] On Behalf
>>>> Of Carl Eugen Hoyos
>>>> Sent: Thursday, August 29, 2019 05:17
>>>> To: FFmpeg development discussions and patches >>> de...@ffmpeg.org>
>>>> Subject: Re: [F
;> Sent: Thursday, August 29, 2019 05:17
> >> To: FFmpeg development discussions and patches >> de...@ffmpeg.org>
> >> Subject: Re: [FFmpeg-devel] [PATCH 1/2] lavu/pixfmt: add AYUV pixel format
> >>
> >>>> Am Mi., 28. Aug. 2019 um 09:34 Uhr schrieb
019 05:17
>>> To: FFmpeg development discussions and patches >> de...@ffmpeg.org>
>>> Subject: Re: [FFmpeg-devel] [PATCH 1/2] lavu/pixfmt: add AYUV pixel
>>> format
>>>
>>>>> Am Mi., 28. Aug. 2019 um 09:34 Uhr schrieb Fu, Linjie
>>
de...@ffmpeg.org>
>> Subject: Re: [FFmpeg-devel] [PATCH 1/2] lavu/pixfmt: add AYUV pixel format
>>
>>>> Am Mi., 28. Aug. 2019 um 09:34 Uhr schrieb Fu, Linjie
>>>> :
>>>>
>>>> -Original Message-
>>>> From: ffmp
ednesday, August 28, 2019 14:51
> > > To: FFmpeg development discussions and patches > > de...@ffmpeg.org>
> > > Subject: Re: [FFmpeg-devel] [PATCH 1/2] lavu/pixfmt: add AYUV pixel
> format
> > >
> > >
> > >
> > > > Am 28.08.2019
ent discussions and patches > de...@ffmpeg.org>
> > Subject: Re: [FFmpeg-devel] [PATCH 1/2] lavu/pixfmt: add AYUV pixel format
> >
> >
> >
> > > Am 28.08.2019 um 08:22 schrieb Linjie Fu :
> > >
> > > Add support for packed 4:4:4 pixel format AY
> -Original Message-
> From: ffmpeg-devel [mailto:ffmpeg-devel-boun...@ffmpeg.org] On Behalf
> Of Carl Eugen Hoyos
> Sent: Wednesday, August 28, 2019 14:51
> To: FFmpeg development discussions and patches de...@ffmpeg.org>
> Subject: Re: [FFmpeg-devel] [PATCH 1/2]
> Am 28.08.2019 um 08:22 schrieb Linjie Fu :
>
> Add support for packed 4:4:4 pixel format AYUV.
>
> It is the format that VAAPI/QSV uses when coping with 4:4:4
> surfaces.
> Alpha channel will be set to default value for HEVC REXT
> hw decode.
What is the „default value“?
Carl Eugen
___
Add support for packed 4:4:4 pixel format AYUV.
It is the format that VAAPI/QSV uses when coping with 4:4:4
surfaces. Alpha channel will be set to default value for HEVC REXT
hw decode.
Signed-off-by: Linjie Fu
---
libavutil/pixdesc.c | 13 +
libavutil/pixfmt.h
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