From: Soft Works <softworkz@hotmail.com>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: Re: [FFmpeg-devel] [PATCH] lavc/qsvenc_h264: don't support P010 format
Date: Fri, 25 Nov 2022 23:51:01 +0000
Message-ID: <DM8P223MB036599931827C9CB8E6200D0BA0E9@DM8P223MB0365.NAMP223.PROD.OUTLOOK.COM> (raw)
In-Reply-To: <ca875450-3e6f-a038-9bd2-9b07169cea91@gmail.com>
> -----Original Message-----
> From: ffmpeg-devel <ffmpeg-devel-bounces@ffmpeg.org> On Behalf Of
> James Almer
> Sent: Saturday, November 26, 2022 12:35 AM
> To: ffmpeg-devel@ffmpeg.org
> Subject: Re: [FFmpeg-devel] [PATCH] lavc/qsvenc_h264: don't support
> P010 format
>
> On 11/25/2022 8:26 PM, Dong, Ruijing wrote:
> > [AMD Official Use Only - General]
> >
> > Will it make sense to accept P010 input, however encode to h264
> 8bit?
>
> If it works (the encoder accepts the 10 bit input even if it encodes
> it
> as 8bit), then i don't see why not. I assume it would also be faster
> than using swscale to convert said 10bit input to nv12 before passing
> that to the encoder.
>
> Removing support for a pixel format as input in an encoder needs a
> reason other than "It's rarely used", more so when it's a single
> line.
> It either needs to not work, or somehow get in the way of further
> improvements.
Oh sorry, I noticed that there was a misunderstanding.
When I said "It's rarely used", I didn't mean that as a justification
for the removal, it was meant as an explanation why none of the
hwaccels has implemented it.
softworkz
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next prev parent reply other threads:[~2022-11-25 23:51 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-24 5:22 Xiang, Haihao
2022-11-25 13:45 ` Anton Khirnov
2022-11-25 18:03 ` Soft Works
2022-11-25 19:47 ` James Almer
2022-11-25 23:20 ` Soft Works
2022-11-25 23:25 ` James Almer
2022-11-25 23:26 ` Dong, Ruijing
2022-11-25 23:34 ` James Almer
2022-11-25 23:46 ` Dong, Ruijing
2022-11-25 23:51 ` Soft Works [this message]
2022-11-25 23:57 ` James Almer
2022-11-26 0:58 ` Soft Works
2022-11-26 1:00 ` James Almer
2022-11-26 2:31 ` Soft Works
2022-11-26 2:35 ` James Almer
2022-11-26 2:54 ` Soft Works
2022-11-28 1:57 ` Xiang, Haihao
2022-11-25 23:47 ` Soft Works
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