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From: Anton Khirnov <anton@khirnov.net>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: Re: [FFmpeg-devel] [PATCH 2/2] libavutil/hwcontect_cuda: add option to use current CUDA context
Date: Thu, 14 Sep 2023 16:03:18 +0200
Message-ID: <169470019868.20400.10524960200868191992@lain.khirnov.net> (raw)
In-Reply-To: <CAJZRZVnobJQ6wqhBn61mkAtUjsQSOwOg8EyWC_qf_6UnuMKdyA@mail.gmail.com>

Quoting Roman Arzumanyan (2023-09-14 09:26:52)
> Hello,
> 
> This is the second patch of the group which adds the option to use CUDA
> context current to calling thread. It simplifies the usage of ffmpeg
> libraries in applications which rely on CUDA runtime API.
> 
> Example:
> 
> AVDictionary *opts = NULL;
> 
> AVBufferRef *hwDeviceCtx;
> 
> 
> av_dict_set(&opts, "current_ctx", "1", 0);
> 
> av_hwdevice_ctx_create(&hwDeviceCtx, type, NULL, opts, 0);

Use av_hwdevice_ctx_alloc() av_hwdevice_ctx_init() then.

-- 
Anton Khirnov
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  parent reply	other threads:[~2023-09-14 14:03 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-14  7:26 Roman Arzumanyan
2023-09-14 10:00 ` Timo Rothenpieler
2023-09-14 13:29   ` Roman Arzumanyan
2023-09-14 13:32     ` Timo Rothenpieler
2023-09-14 14:03 ` Anton Khirnov [this message]
     [not found]   ` <CAJZRZVm1yM0n5ri-X7FZq1A+X2E1GmpsdDu6hQN5t3wpjbY6=A@mail.gmail.com>
     [not found]     ` <7984201b-83b4-4d51-9d5b-d70e958bf399@rothenpieler.org>
2023-09-14 16:52       ` Roman Arzumanyan
2023-09-14 16:54         ` Timo Rothenpieler
2023-09-19  8:18         ` Roman Arzumanyan
2023-09-19 12:25           ` Timo Rothenpieler
2023-09-28 17:27         ` Timo Rothenpieler

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