[V4L] Hauppauge capture

We are currently using a Hauppauge ImpactVCB card for display capture in our next generation Pencil Tester. Using the 6.4 bttv drivers for Linux, I'm seeing 4-5 black pixels at either end of the scanline on both a displayed and captured image. The desire is to display and capture a 640x480

Re: [V4L] Strange data encoded in the signal from a PBS affiliate

I believe the standard you're referring to is ATVEF-A, see: http://www.atvef.com/library/spec1_1a.html The ATVEF-A data is on line 21 of the odd frames, along with the CC data. It's teletext-2 format (so you can differentiate it from CC data). Try watching some of the mid-afternoon

Re: [V4L] [Q] Newbie with Zoran chipset problem

On Wed, 13 Sep 2000 around 19:57:26 -0400, German Poo Caaman~o wrote: On Wed, 13 Sep 2000, German Poo Caaman~o wrote: I'm trying a Bravado 1000 videocard (Truevision) with followings chips: - Phillips SAA7110A WP --- Tried with Pauline Middelink's driver - AMCC PCI MatchMaker 55933Q

[V4L] custom use of i2c and gpio

Greetings, I am interested in using the gpio and i2c for a couple of upcomming projects. If I have a seperate device driver and I want to do some reads/writes on these busses, then can I use call the bttv driver to access the ports? Is the access granted from user space also? I see that

Re: [V4L] Conexant CN0352 USB camera

Neil Okamoto wrote: I don't know about the EZCAMII, but the EZCAM is supported at: http://webcam.sourceforge.net/ I know, but EZCAMII does not seem to be a CPiA webcam which is all that project cares about. So I thought I'd ask if anyone had looked into this Conexant device.

[V4L] video encoding

I am looking for an appropriate mailing list to discuss miscellaneous video encoding, video editing, video hardware for Unix-type systems. Does anyone have any suggestions? In particular, at this time, I am seeking advice/information about video encoding formats. I am working on writing an

[V4L] tvtuner suggestion

A friend of mine made me a deal... He said that he would buy me a tv tuner card if I recorded some show for him on a daily basis and had it avalible for him to download... This is because he doesn't get cable, and I do. Anyways, this seems like a pretty good deal to me, I figure it would be

[V4L] PATCH 2.4.0.10.6: bttv mmap rewrite

This patch, against 2.4.0-test10-pre6, updates bttv to use the new and groovy method of supporting mmap. Advantages: * Code more simple. * mmap now only limited to number of free pages in the system. * mmap no longer requires vmalloc, or remap_page_range. Disadvantages: * Requires videodev API

[V4L] usb webcam III and v4l on redhat 6.2 (2.2.16)

Hello, I have installed the usb-backport from www.suse.cz and ov511's driver version 1.25 from alpha.dyndns.org for a USB creative Webcam III. Besides usb-uhci complaining when I modprobe it with the webcam connected, #modprobe usbcore #modprobe usb-uhci usb-uhci.c: Detected 2

Re: [V4L] BTTV2

On Sun, 29 Oct 2000 around 09:24:52 -0800, Jon Pennington wrote: On Sat, 28 October 2000, Justin Schoeman wrote: I want to do distribution-quality video capture with my bt878 or Zoran 36120 (which I can't get to work at the moment), and then put that on a VCD format media. Am I asking

[V4L] w3cam problems

http://148.231.197.98/cgi-bin/w3cam.cgi?input=composite%20norm=ntsc http://148.231.197.98/cgi-bin/w3cam.cgi?help maybe somone can help me with this one I know I still need to upgrade the Bttv driver and havent figured out what to use or how one site I found a diff that supposedly needs to be

Re: [V4L] Image capture problem

On Sun, 24 Dec 2000 around 09:33:12 +1300, Glenn Ramsey wrote: I am getting different results when using different applications to capture images from a video camera and I wonder if anyone can help me sort out what might be wrong. Using xawtv (3.12) or broadcast2000 the captured image seems

Re: [V4L] tvtuner suggestion

This can be disregarded, since I sent it in OCTOBER and have since gotten a card. -Aaron Solochek [EMAIL PROTECTED] On Tue, 24 Oct 2000, Aaron Solochek wrote: A friend of mine made me a deal... He said that he would buy me a tv tuner card if I recorded some show for him on a daily basis

Re: [V4L] tvtuner suggestion

Aaron Solochek wrote: A friend of mine made me a deal... He said that he would buy me a tv tuner card if I recorded some show for him on a daily basis and had it avalible for him to download... This is because he doesn't get cable, and I do. Anyways, this seems like a pretty good deal to

[V4L] Simple (?) ov511 performance question

Hello all, I have a simple task where I am trying to simply read ov511 based camera and dump pictures to the drive. I grabbed vgrabber.c, which helped a lot, but for some reason, it takes 1 second to take a picture. Am I doing something wrong here? I really would like 20-30 fps. -- Devin

[V4L] Video for Linux tips compilation

For everyone's information: I've started a list of V4L tips to help people try and get V4L up and running. It's not complete, and somewhat raw, but it does contain some good tips. You can find it at: http://www.eecs.lehigh.edu/~rjm2/v4l-notes.txt I've also written a C++ API for V4L capture

[V4L] Problems with xawtv when pictures wider than 512 pixels (PixelViewPlayTV Pro)

Hi, I hope I have provided the necessary information for this information. I have the following hardware: Nividia TNT2 Ultra 32MB (Viper V770) Bt-878A (PixelView PlayTV Pro PV-BT878+ w/FM) Im currently running: RH 6.1 (all changed around) Kenel 2.4.0 Nvidia 0.9-5 drivers xawtv 3.30 bttv 0.7.50

[V4L] Kernel 2.2.18pre2 breaks xawtv?

I think the changes in 2.2.18pre2's bttv.c and friends have broken something. Here's how things go: solvent:/home/ian# /usr/local/bin/tv-on insmod videodev insmod i2c-core insmod i2c-dev insmod i2c insmod tuner type=2 insmod msp3400 insmod bttv card=10 dmesg output: Linux video capture

[V4L] Some thoughts about the current v4l - v4l2 discussion

Hello *, I'd like to comment on the current v4l - v4l2 discussion, because I think that some things are going in the wrong direction at the moment. 1) backward-compatibility layer in v4l2 I still dont see the need of a v4l-backward compatibility layer in v4l2. To be honest: it's more or a less

[V4L] Some thoughts about the current v4l - v4l2 discussion

Hello *, I'd like to comment on the current v4l - v4l2 discussion, because I think that some things are going in the wrong direction at the moment. 1) backward-compatibility layer in v4l2 I still dont see the need of a v4l-backward compatibility layer in v4l2. To be honest: it's more or a less

[V4L] FlyWindows98

Hi everyone, I'm looking for technical information on the FlyWindows98 video card. I'll have to write a extremelly fast and very specific capture driver for this camera to be used in a critical real-time system. I know this is not the best card (maybe not even a

Re: [V4L] video encoding

On Mon, Sep 25, 2000 at 03:59:45PM -0700, Jeremy C. Reed wrote: I am looking for an appropriate mailing list to discuss miscellaneous video encoding, video editing, video hardware for Unix-type systems. Does anyone have any suggestions? I'm new, so this list has a bit too much information

Re: [V4L] Xv(ideo) and Video4Linux on i810, bttv

Thanks for the info. I had looked at v4l and X source code, including i810_video.c, but didn't know about xf86XVRegisterOffscreenImages (actual spelling). I can see that in the mga driver source. Regarding "offscreen surface support": Other than the source code, is there any way to tell that

[V4L] bttv: multiple bt878-based cards

Hello, I have an application where we need to use two bt878-based frame-grabbers on the same machine (to simultaneously capture video from two cameras). I can get images from 1 card, but only get fuzz if I plug in two cards. Before delving into the driver source, I thought I should check with

[V4L] Some thoughts about the current v4l - v4l2 discussion

Hello *, I'd like to comment on the current v4l - v4l2 discussion, because I think that some things are going in the wrong direction at the moment. 1) backward-compatibility layer in v4l2 I still dont see the need of a v4l-backward compatibility layer in v4l2. To be honest: it's more or a less

[V4L] device busy

Hello, I still have problems to kill the kwintv-process. It doesn´t work with kill -9 or fuser -k -9 /dev/video. fuser shows: USERPID ACCESS COMMAND /dev/video root 1798 m kwintv I can not reload the module, because the device it still

[V4L] Video Capture + Graphics Overlay ?

Hi, I've seen lots of development work related to capturing NTSC/PAL video and simply displaying it (video4linux, video4linux2 for TV tuner cards, etc.) However, I haven't seen much (any ...?) information or projects related to overlaying graphics on top of captured video. With

[V4L] TV composit signal out

Does anyone have experience to connect with TV through a card (for example DC10Plus) ? Thank you in advance. Junzo Tamada [EMAIL PROTECTED]

[V4L] ELSA Gladiac( GeForce 2 RTS) RedHat 6.2

hi, every body. I just got this video card a few weeks ago. on the box, it says it supports linux, but the problem is I cannot make it work with RedHat 6.2. the support group of ELSA said that some people could make this video card work with linux, but they don't know how. So, if anyone

Re: [V4L] Strange data encoded in the signal from a PBS affiliate

I believe the standard you're referring to is ATVEF-A, see: http://www.atvef.com/library/spec1_1a.html The ATVEF-A data is on line 21 of the odd frames, along with the CC data. It's teletext-2 format (so you can differentiate it from CC data). Try watching some of the mid-afternoon

[V4L] Old mails?

Is it just my Netscape mail reader or are have other people also started getting repeats of mail from as far back as September? Thanks, Scott ___ Video4linux-list mailing list [EMAIL PROTECTED]

Re: [V4L] Old mails?

Its not just you. They're coming, and in force. "Scott A. Herod" wrote: Is it just my Netscape mail reader or are have other people also started getting repeats of mail from as far back as September? Thanks, Scott ___ Video4linux-list

Re: [V4L] Xv(ideo) and Video4Linux on i810, bttv

Michael, You note that the discussion of XV_DONT_BLIT_THE_COLORKEY is on the xpert list. Should general discussion of Xv issues be on that list? It's awfully busy. I posted on this list because I think of it as the "Video For Linux" list (video issues on Linux) rather than the "Video4Linux"

Re: [V4L] Kernel 2.2.18pre2 breaks xawtv?

[EMAIL PROTECTED] wrote: I think the changes in 2.2.18pre2's bttv.c and friends have broken something. Here's how things go: Call me anal but, shouldn't you try using the release version of 2.2.18 first, instead of reporting bugs in an old pre-release version? - Eric

[V4L] capturing with mmap

This is a simple question. I am trying to accurately see how many frames i can grab and write per second using the v4l interface on my slow mule box. If my understanding is correct, with mmap, VIDIOCSYNC, frees a specified frame and then the driver fills the mapped memory with a video image.

Re: [V4L] Kernel 2.2.18pre2 breaks xawtv?

Eric Jorgensen wrote: [EMAIL PROTECTED] wrote: I think the changes in 2.2.18pre2's bttv.c and friends have broken something. Here's how things go: Call me anal but, shouldn't you try using the release version of 2.2.18 first, instead of reporting bugs in an old pre-release

Re: [V4L] Strange data encoded in the signal from a PBS affiliate

Peter Kaczowka wrote: You mention "the next few years" - but in the next few years video will be going digital; much of it already is. Isn't all the below discussion relevant only to analog video? Yes and No... The current ATVEF-A standard is for analog video, but the standard is

Re: [V4L] Strange data encoded in the signal from a PBS affiliate

You mention "the next few years" - but in the next few years video will be going digital; much of it already is. Isn't all the below discussion relevant only to analog video? With digital video, ATVEF-type information wouldn't be encoded in specific scanlines, would it? Does ATVEF

Re: [V4L] Xv(ideo) and Video4Linux on i810, bttv

On Tue, Feb 20, 2001 at 01:56:49PM -0500, Peter Kaczowka wrote: Regarding "offscreen surface support": Other than the source code, is there any way to tell that you have "offscreen surface support"? Not afaict, no. Without it, XvPutVideo still works (driver bugs aside, of course), it is just

[V4L] Funny sound problem ...

Hello, I have an odd problem with my bttv. The video and sound works fine, well kind off. If I want sound in xawtv I have to "mute" it and if I don't want sound I turn the volume 100% ! And the sound is coming through one speaker only. I'm running a Gallant card, which is unsupported and the

Re: [V4L] Hauppauge capture

rrubio wrote: We are currently using a Hauppauge ImpactVCB card for display capture in our next generation Pencil Tester. Using the 6.4 bttv drivers for Linux, I'm seeing 4-5 black pixels at either end of the scanline on both a displayed and captured image. The desire is to display and