[FFmpeg-devel] [PATCH v2 1/1] lavc/qsvdec: fix dead loop of qsv decoding

[sirius hu]

Ok, I will file a bug ASAP.

Best regards
Sirius
________________________________
发件人: ffmpeg-devel <ffmpeg-devel-bounces at ffmpeg.org> 代表 Xiang, Haihao <haihao.xiang-at-intel.com at ffmpeg.org>
发送时间: Thursday, September 14, 2023 2:11:52 PM
收件人: anton at khirnov.net <anton at khirnov.net>; ffmpeg-devel at ffmpeg.org <ffmpeg-devel at ffmpeg.org>
主题: Re: [FFmpeg-devel] [PATCH v2 1/1] lavc/qsvdec: fix dead loop of qsv decoding


> This seems like a bug in libmfx/libvpl.

I agree there should be a bug in libmfx/libvpl, but we have to avoid this dead
loop in FFmpeg.

> I encountered this problem in video conference scenario. Receive more over 9
> RTP h264 video streams simultaneously.

Could you file a bug to https://github.com/oneapi-src/oneVPL-intel-gpu , then
document this issue in your patch ?

Thanks
Haihao

>
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> ________________________________
> 发件人: Anton Khirnov <anton at khirnov.net>
> 发送时间: Tuesday, August 29, 2023 3:57:00 PM
> 收件人: FFmpeg development discussions and patches <ffmpeg-devel at ffmpeg.org>
> 抄送: tinghu3 <siriushu at hotmail.com>
> 主题: Re: [FFmpeg-devel] [PATCH v2 1/1] lavc/qsvdec: fix dead loop of qsv
> decoding
>
> Quoting Ting Hu (2023-08-29 09:49:06)
> > From: tinghu3 <siriushu at hotmail.com>
> >
> > MFXVideoDECODE_DecodeFrameAsync always return MFX_WRN_DEVICE_BUSY in special
> > scenario.
>
> "special scenario"? What special scenario? Is this documented anywhere?
> This seems like a bug in libmfx/libvpl.
>
> --
> Anton Khirnov
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