Re: Exposure set bug in stv06xx driver

2009-08-24 Thread Hans de Goede
Hi, On 08/23/2009 02:50 PM, James Blanford wrote: Well that was quick. These issues as well as the stream drops were remedied in 2.6.31-rc7, ?? I'm the author of the pb100 (046d:0840) support in the stv06xx driver, and AFAIK there have been no changes to it recently. except exposure and

Re: gspca: Trust webcam WB 300P ID 093a:2608 doesn't work

2009-08-20 Thread Hans de Goede
Then you most likely still have something using usb bandwidth maybe some integrated pheriphial ? What is the output of lsusb? Regards, Hans This web-cam is never worked using Linux, but it is reported full working. Thanks Claudio Il giorno mer, 12/08/2009 alle 16.53 +0200, Hans de Goede ha

Re: libv4l: problem with 2x downscaling + Labtec Webcam 2200

2009-08-15 Thread Hans de Goede
On 08/15/2009 08:53 AM, Németh Márton wrote: Hello Hans, I am using your libv4l 0.6.0 [1] together with the driver gspca_pac7311 from Linux kernel 2.6.31-rc4 and with Labtec Webcam 2200 hardware [2]. I am using the svv.c [3] to display the webcam image. When I'm using the webcam in 640x480 the

Re: Philips SPC230NC: wrong colors / image format?

2009-07-28 Thread Hans de Goede
Hi, On 07/17/2009 06:28 PM, Andi Drebes wrote: Hi! I tried to find a mailing list for the v4l compatibility library, but I didn't find any. You can use Linux Media Mailing List linux-media@vger.kernel.org, guess I should put that in the README. This is why I'm sending this email directly to

Re: [PATCH 1/1] gspca: Add sn9c20x subdriver

2009-07-15 Thread Hans de Goede
Hi, First of all many many thanks for doings this! There are 4 issues with this driver, 2 of which are blockers: 1) The big one is the use of a custom debugging mechanism, please use the v4l standard debugging mechanism which is activated by the kernel config option VIDEO_ADV_DEBUG,

Re: Control IOCTLs handling

2009-07-14 Thread Hans de Goede
Hi, On 07/13/2009 08:21 PM, Karicheri, Muralidharan wrote: Hi, I need to implement some controls for my driver and would like to understand the control ioctl framework available today. I am not very sure how the control ioctls are to be implemented and it is not well defined in the

Re: RFC: howto handle driver changes which require libv4l x.y ?

2009-07-09 Thread Hans de Goede
Hi, On 07/07/2009 04:35 PM, Mauro Carvalho Chehab wrote: Em Tue, 7 Jul 2009 15:55:59 +0200 Erik Andrénerik.and...@gmail.com escreveu: 2009/7/7 Hans de Goedehdego...@redhat.com: Hi All, So recently I've hit 2 issues where kernel side fixes need to go hand in hand with libv4l updates to not

libv4l release: 0.6.0: the upside down release

2009-07-09 Thread Hans de Goede
Hi All, I'm very happy to announce the first release of the next stable series: libv4l-0.6.0 This release features the following familiar features from previous 0.5.9x test releases: * Software whitebalancing * Software automatic gain and exposure for cams which lack this in hardware *

RFC: howto handle driver changes which require libv4l x.y ?

2009-07-07 Thread Hans de Goede
Hi All, So recently I've hit 2 issues where kernel side fixes need to go hand in hand with libv4l updates to not cause regressions. First lets discuss the 2 cases: 1) The pac207 driver currently limits the framerate (and thus the minimum exposure time) because at higher framerate the cam

Re: [PATCH] libv4l: add support for RGB565 format

2009-07-03 Thread Hans de Goede
Hi, Thanks for the patch I've applied it to my tree, and it will be in the to be released soon libv4l-0.6.0 release. Regards, Hans On 07/03/2009 04:19 AM, Mauro Carvalho Chehab wrote: Currently, em28xx driver outputs webcams only at RGB565 format. However, several webcam applications don't

Re: [Fwd: TV kaart donatie]

2009-07-02 Thread Hans de Goede
mail stuurt: linux-media@vger.kernel.org, is open voor non subscribers. MvG, Hans On 07/02/2009 09:31 AM, S.A. Hartsuiker wrote: Hoi Hans, On 07/01/2009 09:57 PM, Hans Verkuil wrote: On Monday 29 June 2009 10:33:27 Hans de Goede wrote: Hoi Hans, Ik ben van het weekend (linuxtag Berlijn

Re: (very) wrong picture with sonixj driver and 0c45:6128

2009-06-30 Thread Hans de Goede
On 06/30/2009 12:46 PM, Jean-Francois Moine wrote: On Mon, 29 Jun 2009 20:43:29 +0200 (CEST) eric.patur...@orange.fr wrote: i am trying to use an ngs skull webcam with the gspca sonixj driver . i enclose a screen copy , so one can see what what i mean : the image is flatten vertically , there

Re: PULL request - http://linuxtv.org/hg/~hgoede/gspca

2009-06-22 Thread Hans de Goede
Hi, On 06/22/2009 04:29 AM, Mauro Carvalho Chehab wrote: snip luvcview is a somewhat limited app, which only works with uvc cams, even libv4l cannot help it, as it requests uvc specific formats to which libv4l cannot convert. What application works better with libv4l? Btw, it would be nice

Re: PULL request - http://linuxtv.org/hg/~hgoede/gspca

2009-06-21 Thread Hans de Goede
On 06/21/2009 02:39 AM, Mauro Carvalho Chehab wrote: Em Sat, 20 Jun 2009 15:26:25 +0200 Hans de Goedehdego...@redhat.com escreveu: On 06/20/2009 12:51 PM, Mauro Carvalho Chehab wrote: Em Wed, 17 Jun 2009 23:54:40 +0200 Hans de Goedehdego...@redhat.com escreveu: Support for the

Re: PULL request - http://linuxtv.org/hg/~hgoede/gspca

2009-06-21 Thread Hans de Goede
Hi, On 06/21/2009 02:39 AM, Mauro Carvalho Chehab wrote: Em Sat, 20 Jun 2009 15:26:25 +0200 Hans de Goedehdego...@redhat.com escreveu: err -28 is ENOSPC which is given by usb_submit_urb, when the required bandwidth for the isoc transfer is not available. With most cams we then automatically

Re: PULL request - http://linuxtv.org/hg/~hgoede/gspca

2009-06-21 Thread Hans de Goede
Hi, On 06/21/2009 02:10 PM, Mauro Carvalho Chehab wrote: Em Sun, 21 Jun 2009 08:45:03 +0200 Hans de Goedehdego...@redhat.com escreveu: On 06/21/2009 02:39 AM, Mauro Carvalho Chehab wrote: Em Sat, 20 Jun 2009 15:26:25 +0200 Hans de Goedehdego...@redhat.com escreveu: On 06/20/2009 12:51

PULL request - http://linuxtv.org/hg/~hgoede/gspca

2009-06-18 Thread Hans de Goede
Hi Mauro, As requested: On 06/18/2009 12:44 PM, Mauro Carvalho Chehab wrote: Also, checkpatch is warning about a few troubles at the patches. Could you please create another tree, directly based on mine, fix the coding styles and send another pull request? I've rebased my tree on your

PULL request - http://linuxtv.org/hg/~hgoede/gspca

2009-06-17 Thread Hans de Goede
Hi Mauro, Can you please pull from: http://linuxtv.org/hg/~hgoede/gspca I've asked JF Moine a couple of days ago if he wanted this to go through his tree or directly, but have not received an answer, as there is one important bugfix in this tree I'm now asking you to pull this directly. For

Convert cpia driver to v4l2, drop parallel port version support?

2009-06-17 Thread Hans de Goede
Hi, I recently have been bying second hand usb webcams left and right one of them (a creative unknown model) uses the cpia1 chipset, and works with the v4l1 driver currently in the kernel. One of these days I would like to convert it to a v4l2 driver using gspca as basis, this however will

Re: Convert cpia driver to v4l2, drop parallel port version support?

2009-06-17 Thread Hans de Goede
On 06/17/2009 09:43 AM, Hans Verkuil wrote: Hi, I recently have been bying second hand usb webcams left and right one of them (a creative unknown model) uses the cpia1 chipset, and works with the v4l1 driver currently in the kernel. One of these days I would like to convert it to a v4l2

Re: Convert cpia driver to v4l2, drop parallel port version support?

2009-06-17 Thread Hans de Goede
On 06/17/2009 11:56 AM, Mauro Carvalho Chehab wrote: Em Wed, 17 Jun 2009 09:43:50 +0200 (CEST) Hans Verkuilhverk...@xs4all.nl escreveu: I recently have been bying second hand usb webcams left and right one of them (a creative unknown model) uses the cpia1 chipset, and works with the v4l1

Re: Convert cpia driver to v4l2, drop parallel port version support?

2009-06-17 Thread Hans de Goede
Hi, On 06/17/2009 05:23 PM, Mauro Carvalho Chehab wrote: Em Wed, 17 Jun 2009 16:41:23 +0200 Hans de Goedehdego...@redhat.com escreveu: Hi all, On 06/17/2009 04:28 PM, Mauro Carvalho Chehab wrote: Em Wed, 17 Jun 2009 12:59:59 +0200 Hans de Goedehdego...@redhat.com escreveu: snip As

Re: Convert cpia driver to v4l2, drop parallel port version support?

2009-06-17 Thread Hans de Goede
On 06/17/2009 08:11 PM, Brian Johnson wrote: Hans de Goede wrote: sn9c102 Supports a large number of cams also supported by gspca's sonixb / sonixj driver, we're using #ifdef macros to detect if both are being build at the same time to include usb-id's only in one of the 2. Btw

PULL request - http://linuxtv.org/hg/~hgoede/gspca

2009-06-17 Thread Hans de Goede
Hi Mauro, Can you please pull from: http://linuxtv.org/hg/~hgoede/gspca I know you haven't even had the chance to do my previous pull request :) New this time: * mark the ov511 driver as deprecated, note: we should really also keep track of this in Documentation/feature-removal-schedule.txt,

Re: GPL code for Omnivision USB video camera available.

2009-06-15 Thread Hans de Goede
On 06/15/2009 03:01 AM, Erik de Castro Lopo wrote: On Sat, 13 Jun 2009 18:12:10 +1000 Hans de Goedehdego...@redhat.com wrote: Getting ovfx2 support into the mainline kernel sounds like a good idea! I'm not such a big fan of merging the driver as is though, as it does its own buffer

Re: GPL code for Omnivision USB video camera available.

2009-06-14 Thread Hans de Goede
Hi Erik, For the latest version of the gspca ov519 driver, with all me recent work for adding ov511 and ov518 support in it see: http://linuxtv.org/hg/~hgoede/gspca Regards, Hans On 06/13/2009 02:45 AM, Erik de Castro Lopo wrote: Hans de Goede wrote: This looks to me like its just ov51x

Re: GPL code for Omnivision USB video camera available.

2009-06-13 Thread Hans de Goede
Hi, On 06/13/2009 02:45 AM, Erik de Castro Lopo wrote: Hans de Goede wrote: This looks to me like its just ov51x-jpeg made to compile with the latest kernel. Its more than that. This driver supports a number of cameras and the only one we (bCODE) are really interested in is the ovfx2 driver

Re: GPL code for Omnivision USB video camera available.

2009-06-12 Thread Hans de Goede
On 06/12/2009 03:02 AM, Erik de Castro Lopo wrote: Hi all, I have a driver for a USB video camera that I'd like to see added to the mainline kernel, mainly so I don't have to fix breakage due to constant changes in the kernel :-). The code is GPL and is available here:

Re: mt9t031 (was RE: [PATCH] adding support for setting bus parameters in sub device)

2009-06-11 Thread Hans de Goede
On 06/11/2009 11:33 AM, Hans Verkuil wrote: On 06/11/2009 10:35 AM, Hans Verkuil wrote: snip (a lot) Hmm, Why would we want the *application* to set things like this *at all* ? with sensors hsync and vsync and other timing are something between the bridge and the sensor, actaully in my

Re: webcam drivers and V4L2_MEMORY_USERPTR support

2009-06-08 Thread Hans de Goede
Hi all, On 06/08/2009 10:58 AM, Stefan Kost wrote: Hans de Goede schrieb: On 06/05/2009 09:43 AM, Stefan Kost wrote: Hans de Goede schrieb: On 06/01/2009 09:58 AM, Trent Piepho wrote: On Mon, 1 Jun 2009, Stefan Kost wrote: I have implemented support for V4L2_MEMORY_USERPTR buffers

Re: [PATCH] V4L/pwc - use usb_interface as parent, not usb_device

2009-06-07 Thread Hans de Goede
Looks good, we recently fixed the same issue in the gspca driver to, Acked-by: Hans de Goede hdego...@redhat.com On 06/04/2009 09:18 PM, Lennart Poettering wrote: The current code creates a sysfs device path where the video4linux device is child of the usb device itself instead

Re: webcam drivers and V4L2_MEMORY_USERPTR support

2009-06-07 Thread Hans de Goede
On 06/05/2009 09:43 AM, Stefan Kost wrote: Hans de Goede schrieb: On 06/01/2009 09:58 AM, Trent Piepho wrote: On Mon, 1 Jun 2009, Stefan Kost wrote: I have implemented support for V4L2_MEMORY_USERPTR buffers in gstreamers v4l2src [1]. This allows to request shared memory buffers from

Re: [PATCH] Add missing __devexit_p()

2009-06-04 Thread Hans de Goede
Hi all, On 06/04/2009 04:07 PM, Jean Delvare wrote: Add missing __devexit_p() to several drivers. Also add a few missing __init, __devinit and __exit markers. These errors could result in build failures depending on the kernel configuration. Signed-off-by: Jean Delvarekh...@linux-fr.org

libv4l release: 0.5.99 (The don't crash release)

2009-06-03 Thread Hans de Goede
Hi All, So 0.5.98 had a few nasty bugs, causing black screens and crashes in certain cases. This release should fix all those. libv4l-0.5.99 - * Link libv4lconvert with -lm for powf by Gregor Jasny * Fix black screen on devices with hardware gamma control * Fix crash with devices

Re: webcam drivers and V4L2_MEMORY_USERPTR support

2009-06-01 Thread Hans de Goede
On 06/01/2009 09:58 AM, Trent Piepho wrote: On Mon, 1 Jun 2009, Stefan Kost wrote: I have implemented support for V4L2_MEMORY_USERPTR buffers in gstreamers v4l2src [1]. This allows to request shared memory buffers from xvideo, capture into those and therefore save a memcpy. This works great

Re: Licensing question regarding SN9C2028 decompression (fwd)

2009-05-28 Thread Hans de Goede
On 05/27/2009 11:43 PM, Theodore Kilgore wrote: Hans, Here is the answer which I got about the question of GPL-LGPL licensing in regard to the sn9c2028 decompression code. Hmm, Given that you did have contact with the original author years ago and he also did ok it back then, and that

Re: Licensing question regarding SN9C2028 decompression (fwd)

2009-05-28 Thread Hans de Goede
On 05/28/2009 04:34 PM, Theodore Kilgore wrote: On Thu, 28 May 2009, Hans de Goede wrote: On 05/27/2009 11:43 PM, Theodore Kilgore wrote: Hans, Here is the answer which I got about the question of GPL-LGPL licensing in regard to the sn9c2028 decompression code. Hmm, Given that you

libv4l release: 0.5.98: the gamma correction release!

2009-05-26 Thread Hans de Goede
Hi All, This is probably the last test release for the 0.6.x series, the video processing code has been rewritten and works very nicely now. Please give this release a thorough testing! The software whitebalancing and gamma correction can make a very positive difference on the image quality

Re: gspca: Logitech QuickCam Messenger worked last with external gspcav1-20071224

2009-05-26 Thread Hans de Goede
On 05/26/2009 01:44 PM, Guennadi Liakhovetski wrote: Hi all I think it would be agood time now to get my Logitech QuickCam Messenger camera working with the current gspca driver. It used to work with gspcav1-20071224, here's dmesg output: /tmp/gspcav1-20071224/gspca_core.c: USB GSPCA camera

Re: gspca: Logitech QuickCam Messenger worked last with external gspcav1-20071224

2009-05-26 Thread Hans de Goede
On 05/26/2009 02:08 PM, Guennadi Liakhovetski wrote: On Tue, 26 May 2009, Hans de Goede wrote: First of all, which app are you using to test the cam ? And are you using that app in combination with libv4l ? xawtv, no, it doesn't use libv4l, but it works with the old gspcav1-20071224. Ok

Re: [PATCH] to libv4lconvert, to do decompression for sn9c2028 cameras

2009-05-24 Thread Hans de Goede
Hi, Thanks for the patch, but I see one big issue with this patch, the decompression algorithm is GPL, where as libv4l is LGPL. Any chance you could get this relicensed to LGPL ? Regards, Hans On 05/24/2009 12:12 AM, Theodore Kilgore wrote: The purpose of the following patch is to do the

Re: What is libv4lconvert/sn9c202x.c for?

2009-05-20 Thread Hans de Goede
On 05/19/2009 10:35 PM, Theodore Kilgore wrote: I can not seem to be able to find any such devices which use this. So perhaps I am not looking in the right place and someone could point me there. In any event, it appears to me to have absolutely nothing at all to do with the decompression

Re: Preliminary results with an SN9C2028 camera

2009-05-19 Thread Hans de Goede
On 05/16/2009 12:31 AM, Theodore Kilgore wrote: I decided recently to work on support for the SN9C2028 dual-mode cameras, which are supported as still cameras in libgphoto2/camlibs/sonix. Today, I succeeded in getting three frames out of one of them, using svv -gr, and I was able to convert

Re: [PATCH][libv4l] Support V4L2_CTRL_FLAG_NEXT_CTRL for fake controls

2009-05-17 Thread Hans de Goede
On 04/19/2009 12:45 AM, Adam Baker wrote: The fake controls added by libv4l to provide whitebalance on some cameras do not respect the V4L2_CTRL_FLAG_NEXT_CTRL and hence don't appear on control programs that try to use that flag if there are any driver controls that do support the flag. Add

Re: working on webcam driver

2009-05-14 Thread Hans de Goede
On 05/14/2009 06:00 PM, MK wrote: Since I'm cross-posting this (as advised) I should introduce myself by saying I am a neophyte C programmer getting into kernel programming by trying to write a driver for an unsupported webcam. So far I've gotten the device to register and have enumerated the

Re: [PATCH] libv4l: spca508 UV inversion

2009-05-10 Thread Hans de Goede
On 05/10/2009 09:11 AM, Jean-Francois Moine wrote: On Tue, 5 May 2009 11:08:46 +0200 Jean-Francois Moinemoin...@free.fr wrote: People with a spca508 webcam report a color inversion in the images. Here is a simple patch to fix this problem. Hello Hans, Sorry, this is not true for all

Re: libv4l release: 0.5.97: the whitebalance release!

2009-04-20 Thread Hans de Goede
On 04/20/2009 06:43 AM, Erik Andrén wrote: Hans de Goede wrote: On 04/19/2009 09:20 PM, Erik Andrén wrote: 2009/4/19 Hans de Goedehdego...@redhat.com: On 04/18/2009 04:40 PM, Erik Andrén wrote: Hans de Goede wrote: On 04/17/2009 09:27 PM, Erik Andrén wrote: Hans de Goede wrote: On 04

Re: libv4l release: 0.5.97: the whitebalance release!

2009-04-19 Thread Hans de Goede
On 04/18/2009 04:40 PM, Erik Andrén wrote: Hans de Goede wrote: On 04/17/2009 09:27 PM, Erik Andrén wrote: Hans de Goede wrote: On 04/16/2009 10:46 PM, Adam Baker wrote: On Thursday 16 Apr 2009, Hans de Goede wrote: On 04/16/2009 12:26 AM, Adam Baker wrote: On Wednesday 15 Apr 2009

Re: libv4l release: 0.5.97: the whitebalance release!

2009-04-19 Thread Hans de Goede
On 04/19/2009 09:20 PM, Erik Andrén wrote: 2009/4/19 Hans de Goedehdego...@redhat.com: On 04/18/2009 04:40 PM, Erik Andrén wrote: Hans de Goede wrote: On 04/17/2009 09:27 PM, Erik Andrén wrote: Hans de Goede wrote: On 04/16/2009 10:46 PM, Adam Baker wrote: On Thursday 16 Apr 2009, Hans

Re: libv4l release: 0.5.97: the whitebalance release!

2009-04-18 Thread Hans de Goede
On 04/17/2009 09:27 PM, Erik Andrén wrote: Hans de Goede wrote: On 04/16/2009 10:46 PM, Adam Baker wrote: On Thursday 16 Apr 2009, Hans de Goede wrote: On 04/16/2009 12:26 AM, Adam Baker wrote: On Wednesday 15 Apr 2009, Hans de Goede wrote: Currently only whitebalancing is enabled

Re: Some questions about mr97310 controls (continuing previous thread on mr97310a.c)

2009-04-17 Thread Hans de Goede
Hi All, On 04/17/2009 12:50 AM, Theodore Kilgore wrote: On Thu, 16 Apr 2009, Thomas Kaiser wrote: snip Just how does it work to set the Compression Balance size? Is this some kind of special command sequence? Are we able to set this to whatever we want? It looks like. One can set a

Re: libv4l release: 0.5.97: the whitebalance release!

2009-04-17 Thread Hans de Goede
On 04/16/2009 10:46 PM, Adam Baker wrote: On Thursday 16 Apr 2009, Hans de Goede wrote: On 04/16/2009 12:26 AM, Adam Baker wrote: On Wednesday 15 Apr 2009, Hans de Goede wrote: Currently only whitebalancing is enabled and only on Pixarts (pac) webcams (which benefit tremendously from

Re: libv4l release: 0.5.97: the whitebalance release!

2009-04-16 Thread Hans de Goede
On 04/16/2009 08:16 AM, Gilles Gigan wrote: Hans, I have tested libv4lconvert with a PCI hauppauge hvr1300 DVB-T and found that v4lconvert_create() returns NULL. The problem comes from the shm_open calls in v4lcontrol_create() in libv4lcontrol.c (lines 187 190). libv4lconvert constructs the

Re: libv4l: Possibility of changing the current pixelformat on the fly

2009-04-06 Thread Hans de Goede
On 04/05/2009 06:53 PM, Theodore Kilgore wrote: On Sun, 5 Apr 2009, Hans de Goede wrote: On 04/05/2009 01:26 PM, Erik Andrén wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Hans de Goede wrote: On 04/04/2009 10:22 PM, Erik Andrén wrote: -BEGIN PGP SIGNED MESSAGE- Hash

Re: libv4l: Possibility of changing the current pixelformat on the fly

2009-04-05 Thread Hans de Goede
On 04/04/2009 10:22 PM, Erik Andrén wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Hi, While trying to get hflip and vflip working for the stv06xx webcam bridge coupled to the vv6410 sensor I've come across the following problem. When flipping the image horizontally, vertically or both,

Re: libv4l: Possibility of changing the current pixelformat on the fly

2009-04-05 Thread Hans de Goede
On 04/05/2009 01:26 PM, Erik Andrén wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Hans de Goede wrote: On 04/04/2009 10:22 PM, Erik Andrén wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Hi, While trying to get hflip and vflip working for the stv06xx webcam bridge coupled

Re: libv4l: Possibility of changing the current pixelformat on the fly

2009-04-05 Thread Hans de Goede
On 04/05/2009 02:58 PM, Erik Andrén wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Hans de Goede wrote: On 04/05/2009 01:26 PM, Erik Andrén wrote: -BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Hans de Goede wrote: On 04/04/2009 10:22 PM, Erik Andrén wrote: -BEGIN PGP SIGNED

Re: [PATCH v2 4/4] Add support to libv4l to use orientation from VIDIOC_ENUMINPUT

2009-03-30 Thread Hans de Goede
On 03/30/2009 12:28 AM, Adam Baker wrote: Add check to libv4l of the sensor orientation as reported by VIDIOC_ENUMINPUT Signed-off-by: Adam Bakerli...@baker-net.org.uk Looks good, thanks. I'll apply this to my libv4l tree, as soon as its certain that the matching kernel changes will go in to

[PATCH]: gspca: use usb interface as parent

2009-03-27 Thread Hans de Goede
Hi all, As discussed in the: v4l parent for usb device interface or device? thread, here is a patch for gspca to make it use the usb interface as its parent device, instead of the usb device. Regards, Hans p.s. I'll also push a patch to my libv4l repo, with matching libv4l changes so that

Re: v4l parent for usb device interface or device?

2009-03-26 Thread Hans de Goede
On 03/25/2009 03:58 PM, Hans Verkuil wrote: Hi Hans, On Wednesday 25 March 2009 11:18:31 Hans de Goede wrote: take 2 this time to the new list, hoping it gets some more attention Hi, Today it came to my attention (through a libv4l bugreport) that the uvc driver and the gspca driver handle

Re: [RFC][PATCH 0/2] Sensor orientation reporting

2009-03-17 Thread Hans de Goede
Adam Baker wrote: On Monday 16 March 2009, Hans de Goede wrote: Both patches look good to me. A complaint about lack of documentation wouldn't have gone amiss. Er, good point. Regards, Hans Unfortunately having just remembered that I should have done that I'm struggling to get

Re: [PATCH] libv4lconvert support for SQ905C decompression (revised)

2009-03-11 Thread Hans de Goede
Kilgore Thanks applied to me tree: http://linuxtv.org/hg/~hgoede/libv4l I expect to release libv4l-0.5.9 with this in, soon. Regards, Hans -- Forwarded message -- Date: Sun, 1 Mar 2009 17:45:32 -0600 (CST) From: kilg...@banach.math.auburn.edu To: Hans de Goede hdego

Re: RFC on proposed patches to mr97310a.c for gspca and v4l

2009-03-05 Thread Hans de Goede
kilg...@banach.math.auburn.edu wrote: On Thu, 5 Mar 2009, Hans de Goede wrote: kilg...@banach.math.auburn.edu wrote: On Thu, 5 Mar 2009, Hans de Goede wrote: Kyle Guinn wrote: On Wednesday 04 March 2009 22:34:13 kilg...@banach.math.auburn.edu wrote: On Wed, 4 Mar 2009, Kyle

Re: RFC on proposed patches to mr97310a.c for gspca and v4l

2009-03-04 Thread Hans de Goede
kilg...@banach.math.auburn.edu wrote: Hans, Jean-Francois, and Kyle, The proposed patches are not very long, so I will give each of them, with my comments after each, to explain why I believe that these changes are a good idea. First, the patch to libv4lconvert is short and sweet:

Re: RFC on proposed patches to mr97310a.c for gspca and v4l

2009-03-04 Thread Hans de Goede
Kyle Guinn wrote: On Tuesday 03 March 2009 18:12:33 kilg...@banach.math.auburn.edu wrote: snip Just a random thought, but maybe the pac207 driver can benefit from such a change as well? It could, but it is to late for that, the pac207 driver and corresponding libv4l functionality has

Re: RFC on proposed patches to mr97310a.c for gspca and v4l

2009-03-04 Thread Hans de Goede
Kyle Guinn wrote: On Wednesday 04 March 2009 22:34:13 kilg...@banach.math.auburn.edu wrote: On Wed, 4 Mar 2009, Kyle Guinn wrote: On Tuesday 03 March 2009 18:12:33 kilg...@banach.math.auburn.edu wrote: contents of file mr97310a.patch follow, for gspca/mr97310a.c

Re: RFC on proposed patches to mr97310a.c for gspca and v4l

2009-03-04 Thread Hans de Goede
Kyle Guinn wrote: On Wednesday 04 March 2009 02:39:11 Hans de Goede wrote: Which also makes me wonder about the same change for the mr97310a, is that cam already supported in a released kernel ? If not we MUST make sure we get this change in before 2.6.29 final, if it is I'm afraid we cannot

Re: [RFC] How to pass camera Orientation to userspace

2009-02-24 Thread Hans de Goede
really big snip So, what do these two deep questions, which confound the assembled wisdom of an entire list of Linux video developers, have to do with tables in userspace? None that I can see, unless someone wants to provide a mechanism for the information, having been collected in the

Re: [RFC] How to pass camera Orientation to userspace

2009-02-23 Thread Hans de Goede
Trent Piepho wrote: On Mon, 23 Feb 2009, Hans de Goede wrote: Trent Piepho wrote: On Sun, 22 Feb 2009, Hans de Goede wrote: Trent Piepho wrote: On Sun, 22 Feb 2009, Hans de Goede wrote: Yes that is what we are talking about, the camera having a gravity switch (usually nothing as advanced

Re: [RFC] How to pass camera Orientation to userspace

2009-02-22 Thread Hans de Goede
kilg...@banach.math.auburn.edu wrote: On Sun, 22 Feb 2009, Hans de Goede wrote: kilg...@banach.math.auburn.edu wrote: snip Hans and Adam, I am not sure how it fits into the above discussion, but perhaps it is relevant to point out that flags can be toggled. Here is what I mean

Re: [RFC] How to pass camera Orientation to userspace

2009-02-18 Thread Hans de Goede
DongSoo(Nathaniel) Kim wrote: Hello Adam, I've been thinking exactly the same issue not usb but SoC based camera. I have no idea about how usb cameras work but I am quite curious about is it really possible to make proper orientation with only querying camera driver. Because in case of SoC

Re: Adding a control for Sensor Orientation

2009-02-16 Thread Hans de Goede
kilg...@banach.math.auburn.edu wrote: huge snip Therefore, 1. Everyone seems to agree that the kernel module itself is not going to do things like rotate or flip data even if a given supported device always needs that done. However, this decision has a consequence: 2. Therefore, the

Re: Adding a control for Sensor Orientation

2009-02-16 Thread Hans de Goede
Hans Verkuil wrote: On Monday 16 February 2009 05:04:40 Trent Piepho wrote: On Sun, 15 Feb 2009, Mauro Carvalho Chehab wrote: On Sun, 15 Feb 2009 10:29:03 +0100 Hans de Goede hdego...@redhat.com wrote: I think we should also be able to detect 90 and 270 degree rotations. Or at the very

Re: Adding a control for Sensor Orientation

2009-02-16 Thread Hans de Goede
Hans Verkuil wrote: Hans Verkuil wrote: On Monday 16 February 2009 05:04:40 Trent Piepho wrote: On Sun, 15 Feb 2009, Mauro Carvalho Chehab wrote: On Sun, 15 Feb 2009 10:29:03 +0100 Hans de Goede hdego...@redhat.com wrote: I think we should also be able to detect 90 and 270 degree

Re: Adding a control for Sensor Orientation

2009-02-16 Thread Hans de Goede
Mauro Carvalho Chehab wrote: On Mon, 16 Feb 2009 10:44:03 +0100 Hans de Goede hdego...@redhat.com wrote: I've discussed this with Laurent Pinchart (and other webcam driver authors) and the conclusion was that having a table of USB-ID's + DMI strings in the driver, and design an API to tell

Re: Adding a control for Sensor Orientation

2009-02-16 Thread Hans de Goede
Mauro Carvalho Chehab wrote: On Mon, 16 Feb 2009 13:19:47 +0100 Hans de Goede hdego...@redhat.com wrote: Hans, Mauro Carvalho Chehab wrote: On Mon, 16 Feb 2009 10:44:03 +0100 Hans de Goede hdego...@redhat.com wrote: I've discussed this with Laurent Pinchart (and other webcam driver

Re: libv4l2 library problem

2009-02-15 Thread Hans de Goede
Hans Verkuil wrote: Hi Hans, On Friday 13 February 2009 13:57:45 Hans Verkuil wrote: Hi Hans, I've developed a converter for the HM12 format (produced by Conexant MPEG encoders as used in the ivtv and cx18 drivers). But libv4l2 has a problem in its implementation of v4l2_read: it assumes

Re: Adding a control for Sensor Orientation

2009-02-15 Thread Hans de Goede
kilg...@banach.math.auburn.edu wrote: On Sat, 14 Feb 2009, Hans Verkuil wrote: On Saturday 14 February 2009 22:55:39 Hans de Goede wrote: Adam Baker wrote: Hi all, Hans Verkuil put forward a convincing argument that sensor orientation shouldn't be part of the buffer flags

Re: Adding a control for Sensor Orientation

2009-02-15 Thread Hans de Goede
Trent Piepho wrote: On Sun, 15 Feb 2009, Hans de Goede wrote: Hans Verkuil wrote: On Sunday 15 February 2009 10:08:04 Hans de Goede wrote: kilg...@banach.math.auburn.edu wrote: On Sat, 14 Feb 2009, Hans Verkuil wrote: On Saturday 14 February 2009 22:55:39 Hans de Goede wrote: Adam Baker

Re: [PULL] http://www.linuxtv.org/hg/~hverkuil/v4l-dvb-lib

2009-02-13 Thread Hans de Goede
Hans Verkuil wrote: Hi Mauro, Hans, Pending an Ack from Hans de Goede, can you please pull from http://www.linuxtv.org/hg/~hverkuil/v4l-dvb-lib for the following: - libv4l2util: rename from libv4l2 to prevent clash with the libv4l2 conversion library - v4l2-apps: move libraries around

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