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From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
To: Mauro Carvalho Chehab <mchehab@redhat.com>
Cc: Tomasz Stanislawski <t.stanislaws@samsung.com>,
	linux-media@vger.kernel.org, m.szyprowski@samsung.com,
	kyungmin.park@samsung.com, hverkuil@xs4all.nl
Subject: Re: [RFC] DV timings spec fixes at V4L2 API - was: [PATCH 1/8] v4l: add macro for 1080p59_54 preset
Date: Tue, 5 Jul 2011 00:47:43 +0200	[thread overview]
Message-ID: <201107050047.44275.laurent.pinchart@ideasonboard.com> (raw)
In-Reply-To: <4E11E5AE.30304@redhat.com>

Hi Mauro,

On Monday 04 July 2011 18:09:18 Mauro Carvalho Chehab wrote:

[snip]

> 1) PRESET STANDARDS
>    ====== =========
> 
> There are 3 specs involved with DV presets: ITU-R BT 709 and BT 1120 and
> CEA 861.
> 
> At ITU-R BT.709, both 60Hz and 60/1.001 Hz are equally called as "60 Hz".
> BT.1120 follows the same logic, as it uses BT.709 as a reference for video
> timings.
> 
> The CEA-861-E spec says at item 4, that:

[snip]

> At the same item, the table 2 describes several video parameters for each
> preset, associating the Video Identification Codes (VIC) for each preset.

This might be a bit out of scope, but why aren't we using the VICs as DV 
presets ?

-- 
Regards,

Laurent Pinchart

  reply	other threads:[~2011-07-04 22:47 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-06-29 12:51 [PATCH v6 0/8] TV drivers for Samsung S5P platform (media part) Tomasz Stanislawski
2011-06-29 12:51 ` [PATCH 1/8] v4l: add macro for 1080p59_54 preset Tomasz Stanislawski
2011-07-04 16:09   ` [RFC] DV timings spec fixes at V4L2 API - was: " Mauro Carvalho Chehab
2011-07-04 22:47     ` Laurent Pinchart [this message]
2011-07-04 23:28       ` Mauro Carvalho Chehab
2011-07-05  6:46       ` Hans Verkuil
2011-07-05  7:26     ` Hans Verkuil
2011-07-05 12:08       ` Mauro Carvalho Chehab
2011-07-05 13:20         ` Hans Verkuil
2011-07-05 19:02           ` Andy Walls
2011-07-05 23:25             ` Mauro Carvalho Chehab
2011-07-06  1:05               ` Andy Walls
2011-07-06 11:04           ` Mauro Carvalho Chehab
2011-07-06 11:31             ` Hans Verkuil
2011-07-06 11:48               ` Mauro Carvalho Chehab
2011-07-06 12:03                 ` Laurent Pinchart
2011-07-06 12:09                   ` Mauro Carvalho Chehab
2011-07-06 12:13                     ` Laurent Pinchart
2011-07-06 12:20                       ` Mauro Carvalho Chehab
2011-07-06 12:14                 ` Hans Verkuil
2011-07-06 12:31                   ` Mauro Carvalho Chehab
2011-07-06 12:56                     ` Hans Verkuil
2011-07-06 14:10                       ` Mauro Carvalho Chehab
2011-07-06 19:39                   ` Mauro Carvalho Chehab
2011-07-07 11:33                     ` Hans Verkuil
2011-07-07 13:52                       ` Mauro Carvalho Chehab
2011-07-07 14:58                         ` Hans Verkuil
2011-07-07 16:18                           ` Mauro Carvalho Chehab
2011-07-07 17:52                         ` Tomasz Stanislawski
2011-06-29 12:51 ` [PATCH 2/8] v4l: add g_tvnorms_output callback to V4L2 subdev Tomasz Stanislawski
2011-06-29 12:51 ` [PATCH 3/8] v4l: add g_dv_preset " Tomasz Stanislawski
2011-06-29 12:51 ` [PATCH 4/8] v4l: add g_std_output " Tomasz Stanislawski
2011-06-29 12:51 ` [PATCH 5/8] v4l: fix v4l_fill_dv_preset_info function Tomasz Stanislawski
2011-07-14 16:02   ` Mauro Carvalho Chehab
2011-06-29 12:51 ` [PATCH 6/8] v4l: s5p-tv: add drivers for HDMI on Samsung S5P platform Tomasz Stanislawski
2011-06-29 12:51 ` [PATCH 7/8] v4l: s5p-tv: add SDO driver for " Tomasz Stanislawski
2011-06-29 12:51 ` [PATCH 8/8] v4l: s5p-tv: add TV Mixer " Tomasz Stanislawski

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