From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 69BC5288C2C; Mon, 2 Feb 2026 09:19:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770023947; cv=none; b=XreTixXp4FbCSSvHDmHjBigN1Uq2THNJnOOrMnJQ4D3vzo/mysW6CnFK/nTHYzeAGf4bgHxbpJgiSkFXfZOE4Ouwv/j74V/IxhFbT/7kk9h+U0hTM7udCGoTy4v44WWapFHHpeIwV04MHb1OH2yB9oJ41ZriHfl1iTt0rdQAeQU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770023947; c=relaxed/simple; bh=V0WbQpFix6zCTYwDV07C7w3HOSiWB/FGNOUmcH8b5FI=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=lIxNuMFdsAELAPYYxYJKut1ikJSk7M5F0FJBxKnh/Ac04hkHV/2XoGT9XS4XVdgfghEY3jplRyP5y6IGhlpgTN33WTSbAKu5pPHHxlfvi2Kl2Jf7K2xf/JcNZgGQVdEagKQPGUSUJdSdpC3rSEhNsOm4nNrFCuClTNF4VG7c72M= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=oDb9590Y; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="oDb9590Y" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 909B9C116C6; Mon, 2 Feb 2026 09:19:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1770023946; bh=V0WbQpFix6zCTYwDV07C7w3HOSiWB/FGNOUmcH8b5FI=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=oDb9590YPYc6rZMQSomSYvADo2E4v6xx2zi2Le0KTYChFRTkUo7L9SnLCiUWhIWGm vnw7591TEEk0YW0QYxsBuoYHhhUbZI2j52dWdSSrqAskVM8MWPcLcylc20OxYQBbw2 TUU8qFLwujHhROquEnkE4X1BIKOI3hs22sKxXK4Ipb1fORWbjlqUcf1qpi6dSkf94v Z+i7UbnG9JBYY89Sj5yGKFyoP2ARGMPZ9m7NyFxeFFx7wi4uubw9O5tSBAwpwHgB6I TEAkPcrehsuAf2DmsKT5EAo6LHCr9fVVliuWwOIcdneS/O40heByW140YCKwPXvvsJ v1BZaOGBqRRUg== Date: Mon, 2 Feb 2026 11:19:03 +0200 From: Jarkko Sakkinen To: Mauro Carvalho Chehab Cc: Oleksandr Natalenko , Laurent Pinchart , linux-media@vger.kernel.org, jani.nikula@linux.intel.com, anisse@astier.eu, Mauro Carvalho Chehab , Hans Verkuil , Sakari Ailus , Jacopo Mondi , Ricardo Ribalda , open list Subject: Re: [RFC PATCH] media: Virtual camera driver Message-ID: References: <20260201133342.335680-1-jarkko@kernel.org> <5073898.31r3eYUQgx@natalenko.name> <20260202001704.2419778a@foz.lan> <13939245.uLZWGnKmhe@natalenko.name> <20260202020214.2243acec@foz.lan> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: On Mon, Feb 02, 2026 at 11:05:52AM +0200, Jarkko Sakkinen wrote: > On Mon, Feb 02, 2026 at 02:02:14AM +0100, Mauro Carvalho Chehab wrote: > > On Mon, 02 Feb 2026 00:25:37 +0100 > > Oleksandr Natalenko wrote: > > > > > Date: Mon, 02 Feb 2026 00:25:37 +0100 > > > From: Oleksandr Natalenko > > > To: Mauro Carvalho Chehab > > > Cc: Laurent Pinchart , Jarkko Sakkinen , linux-media@vger.kernel.org, jani.nikula@linux.intel.com, anisse@astier.eu, Mauro Carvalho Chehab , Hans Verkuil , Sakari Ailus , Jacopo Mondi , Ricardo Ribalda , open list > > > Message-ID: <13939245.uLZWGnKmhe@natalenko.name> > > > > > > On pondělí 2. února 2026 0:17:20, středoevropský standardní čas Mauro Carvalho Chehab wrote: > > > > No. At the machine with the camera, obs can read from a V4L2 input, > > > > generate a mpeg TS stream, and listen to a UDP port (for instance). > > > > > > > > At the remote machine, you can just pass the URL to ffmpeg. > > > > > > I can't, I have to feed the stream into Firefox somehow for it to see the stream as a virtual webcam. > > > > Motioneye could be used on such scenario. It has a proper web > > interface, allows multiple users to watch, has login control accepts > > multiple cameras. > > When proposed workarounds move in the area of motion detection systems > it feels like there was a competion who invents the most impractical > solution for a practical real-world problem out in the wild. A trivial Google search shows that the scope of the issue, which is also (on emphasis) a security issue, and net effect that is caused of not addressing it properly. > > > > > Thanks, > > Mauro BR, Jarkko