From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-xsmtp3.externet.hu ([212.40.96.154]:37138 "EHLO mail-xsmtp3.externet.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751978Ab2AXOmK (ORCPT ); Tue, 24 Jan 2012 09:42:10 -0500 Message-ID: <4F1EC340.6080505@gmail.com> Date: Tue, 24 Jan 2012 15:42:08 +0100 From: Csillag Kristof MIME-Version: 1.0 To: Laurent Pinchart CC: linux-media@vger.kernel.org Subject: Re: 720p webcam providing VDPAU-compatible video stream? References: <4F1C0921.1060109@gmail.com> <201201231541.32049.laurent.pinchart@ideasonboard.com> <4F1D8B51.4020507@gmail.com> <201201241516.21919.laurent.pinchart@ideasonboard.com> In-Reply-To: <201201241516.21919.laurent.pinchart@ideasonboard.com> Content-Type: text/plain; charset=ISO-8859-2; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-media-owner@vger.kernel.org List-ID: At 2012-01-24 15:16, Laurent Pinchart wrote: > Hi Kristof, > > On Monday 23 January 2012 17:31:13 Csillag Kristof wrote: >> At 2012-01-23 15:41, Laurent Pinchart wrote: >>> I think your best bet is still UVC + H.264, as that's what the market is >>> moving to. Any other compressed format (except for MJPEG) will likely be >>> proprietary. >>> >>> As you correctly mention, H.264 support isn't available yet in the UVC >>> driver. Patches are welcome ;-) >> So... do I understand it correctly that with the current hw/sw stack, my >> original requirements can not be satisfied? > Not that I'm aware of. OK, thank you for confirming that. In this case, I will just give this up, for now. >> In that case, let's try with reduced requirements. What if I give up HD >> resolution and H264? >> >> Is there a camera that can provide a HW-compressed 480p video stream, in >> MPEG-2 or something like that? > I don't think so. Once again, unless you can work with MJPEG, your best bet is > UVC and H.264. But you will need to write the code (or find someone who can > write it). > I could definitely write the code, but I wish to spend my (severely limited) time and resources on other projects. Thank you for your help anyway: Kristof