[gst-devel] Support for Plextor ConvertX PX-TV402U/PX-M402U
frepe at bredband.net
Wed Oct 11 18:25:50 CEST 2006
I am running Ubuntu 6.06, and my uname -a says this:
Linux lovin 2.6.15-27-386 #1 PREEMPT Sat Sep 16 01:51:59 UTC 2006 i686
What kind of build problems did you have? The module should, as I
understand, build cleanly against 2.6.16. 2.6.17 and later requires
On Wed, 2006-10-11 at 09:21 -0700, Charlie Liu wrote:
> Which version of Ubuntu and which version of kernel are you using? I had
> problem with compiling and building wis-go7007-linux-0.9.7.tar.bz2 and
> wis-go7007-linux-0.9.8.tar.bz2 on FC4 with 2.6.11 and 2.6.16. Thanks.
> Charlie X. Liu
> @ http://www.sensoray.com
> -----Original Message-----
> From: gstreamer-devel-bounces at lists.sourceforge.net
> [mailto:gstreamer-devel-bounces at lists.sourceforge.net]On Behalf Of
> Fredrik Persson
> Sent: Tuesday, October 10, 2006 10:41 AM
> To: gstreamer-devel at lists.sourceforge.net
> Subject: [gst-devel] Support for Plextor ConvertX PX-TV402U/PX-M402U
> The Plextor ConvertX PX-TV402U/PX-M402U is a very neat USB2.0 device
> with hardware support for MPEG1, MPEG2, MPEG4 and MJPEG compression. I
> fell in love with this device in 10 seconds! On-the-fly MPEG4
> compression of full-blown PAL, 720x576 at 25fps, in full color depth, with
> great result, is awesome.
> Now, this device is a v4l2 device, and as such, should be handled by the
> v4l2src element. It implements all the functions a v4l2 device needs to
> implement, the driver is provided by Plextor and can be found here:
> On my Ubuntu machine, I can confirm that the driver and the device works
> flawlessly with the provided command-line test-app from plextor,
> With gstreamer I was not so lucky. At one point, I managed to have it
> display video with the cvs version of v4l2src using its built-in MJPEG
> compression. Most of the time, though, I got a message "input/output
> error" and if I tried to run gstreamer with it again, my computer
> So, I am willing to invest some work in having this thing run under
> gstreamer, but I need help from the people who generally maintains the
> v4l2src code.
> Please, download the driver source code from the link provided above.
> Take a look in the README, where the non-v4l2 stuff is documented. Also,
> have a look in the go7007.h header file where it is... also documented.
> Is this doable, can gstreamer support this? Also, what kind of work is
> involved? Any pointers would be greatly appreciated.
> >From what I can see, it is the special compression settings that needs
> to be supported. v4l2 device normally don't have those. We need to be
> able to tell the device what compression to use and with what
> parameters. After that, I assume, the v4l2src should be able to read
> frames just as from any other v4l2 device, and feed them into a
> pipeline. Probably right into a decodebin, of course.
> /Fredrik Persson
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