Re: Linux1394-user digest, Vol 1 #15 - 4 msgs
Brought to you by:
aeb,
bencollins
From: Thierry C. <thi...@la...> - 2000-11-17 06:44:08
|
No pb with Pyro, I use ohci drivers. lin...@li... a écrit : > Send Linux1394-user mailing list submissions to > lin...@li... > > To subscribe or unsubscribe via the World Wide Web, visit > http://lists.sourceforge.net/mailman/listinfo/linux1394-user > or, via email, send a message with subject or body 'help' to > lin...@li... > > You can reach the person managing the list at > lin...@li... > > When replying, please edit your Subject line so it is more specific > than "Re: Contents of Linux1394-user digest..." > > Today's Topics: > > 1. pyro webcam & basicDV (dan small) > 2. Re: pyro webcam & basicDV (Dan Dennedy) > 3. Re: pyro webcam & basicDV (dan small) > 4. Re: pyro webcam & basicDV (Dan Dennedy) > > --__--__-- > > Message: 1 > Date: Wed, 15 Nov 2000 15:41:32 -0700 > From: dan small <sm...@cs...> > To: lin...@li... > Subject: pyro webcam & basicDV > > Hi, > > Has anyone out there gotten the pyro basicDV card working using the > linux1394 patches? > > I also have ordered the Pyro Webcam which they claim does > 640x480x24bitx30fps uncompressed on firewire, and would like any > pointers on getting it running. They claim it adheres to the camera > spec for 1394, so I hope it's possible. > > Thanks, > > Dan > > --__--__-- > > Message: 2 > Date: Thu, 16 Nov 2000 00:33:35 -0500 > From: Dan Dennedy <dde...@co...> > To: dan small <sm...@cs...> > CC: lin...@li... > Subject: Re: pyro webcam & basicDV > > dan small wrote: > > > > Hi, > > > > Has anyone out there gotten the pyro basicDV card working using the > > linux1394 patches? > > > > Can't help you here. Is it OHCI compliant? Do you know what chipset it > uses? It might be visible on the card, or run lspci. > > > I also have ordered the Pyro Webcam which they claim does > > 640x480x24bitx30fps uncompressed on firewire, and would like any > > pointers on getting it running. They claim it adheres to the camera > > spec for 1394, so I hope it's possible. > > > > I'm going to buy this dude too! Or, the QPS iBot. I think the iBot does > DV, and I already have a miniDV cam, so I should probably diversify my > devices. > > The writer of video1394 and some others on the devel list are using > uncompressed cameras for machine vision applications, so there is work > being done. There is a libdc.sourceforge.net project that provides a > Digital Camera protocol library. However, there are no readily available > applications that I'm aware of. > > I am currently working on DV grabbing and recording in conjunction with > Arne Schirmacher using the OHCI DMA implementation in video1394. > Eventually, I intend to marry the code of Xmovie with my video1394 > capture routine to simply reflect the video transmission to a window. > Xmovie uses the Xv extension in XFree86 4.0.x that utilizies the direct > video playback capabilities of display adapters. (Currently, I am only > aware of the Matrox G200/G400 driver that supports this feature.) I am > very interested in seeing just how direct I can get from the direct > memory access of OHCI to Xv! > > What applications are you interested in? Do you want to record to disk > or videoconference over the net? I think it will be a while until we see > a video conferencing application that works with 1394 cameras on Linux. > I can probably hack together disk recording, but that will be a couple > of months from now. Other projects are taking priority right now, I hope > you understand. Perhaps someone else will beat me to the punch. > > +-DRD-+ > > > Thanks, > > > > Dan > > > > _______________________________________________ > > mailing list Lin...@li... > > http://lists.sourceforge.net/mailman/listinfo/linux1394-user > > --__--__-- > > Message: 3 > Date: Wed, 15 Nov 2000 22:43:04 -0700 > From: dan small <sm...@sp...> > Reply-To: dan small <sm...@cs...> > To: Dan Dennedy <dde...@co...> > CC: lin...@li... > Subject: Re: pyro webcam & basicDV > > Hi Dan, > > Thanks for getting back to me. > > I am a software developer for Sandia National Labs robotics center and I > am interested in using the pyro cameras on some of our mobile robots, > as well as using them in lab environments. > > >What applications are you interested in? Do you want to record to disk > >or videoconference over the net? > > Basically I'm interested in doing real-time user interfaces that use > multiple > cameras. Think of unencumbered/uninstrumented passive tracking of major > body parts. > I am really interested in gaming interfaces, but the folks at work want me > to build > other stuff, like sensors for people tracking in robot workcells or on > mobile bots. > So, I won't be going to disk, but will instead be using images captured > synchronously to determine some 3D info regarding position/orientation > and gesture of hands, head, arms, etc.. I'm looking to use 3-4 cameras > simultaneously, which I've been > doing with multiple PCI framegrabber boards & standard NTSC cameras. I > want to go to > 1394 because the cost is lower, and the signal is higher quality. > > > Can't help you here. Is it OHCI compliant? Do you know what chipset it > > uses? It might be visible on the card, or run lspci. > > here are the specs for their basicDV board: > > PYRO Board: > > PYRO: > 1394a compliant OHCI > Isochronous and asynchronous data transfer > Hot plugging > 1394 Ports: 3 ports (2 external, 1 internal) > Connectors: 6 Pin 1394 > Bus Speeds: 100, 200, 400 Mb/sec. > Bus Interface: PCI 2.1 compliant with Bus Mastering > Board Size: 5? long x 3.2? high (13 cm x 8 cm high) > IRQ: An IRQ is required. IRQ can be shared if > motherboard > provides this capability through PCI steering. > # of Devices: Connect up to 63 1394 devices to PYRO. > Connect > to Digital camcorders, 1394 storage devices (hard > drives, > CD-ROM, CD-RW), scanners, speakers, etc. > > Looks good, che no? > > > I'm going to buy this dude too! > > better hurry. they're going like hotcakes. > $129. > > > The writer of video1394 and some others on the devel list are using > > uncompressed cameras for machine vision applications, so there is work > > being done. There is a libdc.sourceforge.net project that provides a > > Digital Camera protocol library. However, there are no readily available > > applications that I'm aware of. > > > > cool. I'll check it out. > > Thanks, > > Dan > > --__--__-- > > Message: 4 > Date: Thu, 16 Nov 2000 03:52:01 -0500 > From: Dan Dennedy <dde...@co...> > To: dan small <sm...@cs...> > CC: lin...@li... > Subject: Re: pyro webcam & basicDV > > Doh, me! It's a Pyro. Of course it will work! > > Be careful of your bandwidth with multiple cameras of uncompressed > video. Won't each camera be using just over 200 Mbs? > > You can look at libdc, but I don't think it's using video1394. You > definitely want to use video1394 for capturing this much data. > > dan small wrote: > > > > Hi Dan, > > > > Thanks for getting back to me. > > > > I am a software developer for Sandia National Labs robotics center and I > > am interested in using the pyro cameras on some of our mobile robots, > > as well as using them in lab environments. > > > > >What applications are you interested in? Do you want to record to disk > > >or videoconference over the net? > > > > Basically I'm interested in doing real-time user interfaces that use > > multiple > > cameras. Think of unencumbered/uninstrumented passive tracking of major > > body parts. > > I am really interested in gaming interfaces, but the folks at work want me > > to build > > other stuff, like sensors for people tracking in robot workcells or on > > mobile bots. > > So, I won't be going to disk, but will instead be using images captured > > synchronously to determine some 3D info regarding position/orientation > > and gesture of hands, head, arms, etc.. I'm looking to use 3-4 cameras > > simultaneously, which I've been > > doing with multiple PCI framegrabber boards & standard NTSC cameras. I > > want to go to > > 1394 because the cost is lower, and the signal is higher quality. > > > > > Can't help you here. Is it OHCI compliant? Do you know what chipset it > > > uses? It might be visible on the card, or run lspci. > > > > here are the specs for their basicDV board: > > > > PYRO Board: > > > > PYRO: > > 1394a compliant OHCI > > Isochronous and asynchronous data transfer > > Hot plugging > > 1394 Ports: 3 ports (2 external, 1 internal) > > Connectors: 6 Pin 1394 > > Bus Speeds: 100, 200, 400 Mb/sec. > > Bus Interface: PCI 2.1 compliant with Bus Mastering > > Board Size: 5? long x 3.2? high (13 cm x 8 cm high) > > IRQ: An IRQ is required. IRQ can be shared if > > motherboard > > provides this capability through PCI steering. > > # of Devices: Connect up to 63 1394 devices to PYRO. > > Connect > > to Digital camcorders, 1394 storage devices (hard > > drives, > > CD-ROM, CD-RW), scanners, speakers, etc. > > > > Looks good, che no? > > > > > I'm going to buy this dude too! > > > > better hurry. they're going like hotcakes. > > $129. > > > > > The writer of video1394 and some others on the devel list are using > > > uncompressed cameras for machine vision applications, so there is work > > > being done. There is a libdc.sourceforge.net project that provides a > > > Digital Camera protocol library. However, there are no readily available > > > applications that I'm aware of. > > > > > > > cool. I'll check it out. > > > > Thanks, > > > > Dan > > --__--__-- > > _______________________________________________ > Linux1394-user mailing list > Lin...@li... > http://lists.sourceforge.net/mailman/listinfo/linux1394-user > > End of Linux1394-user Digest_______________________________________________ > mailing list Lin...@li... > http://lists.sourceforge.net/mailman/listinfo/linux1394-user -- ___________________________ Thierry CHATEAU, Lasmea, UMR 6602 du CNRS 24 Avenue des Landais, 63177 Aubiere, France tel : (33)4-73-40-72-56 http://chateauthierry.multimania.com "Tout ce qui n'est pas donne est perdu". (Hasari Pal, "La cite de la joie") ___________________________ |