Am Mittwoch 11 Februar 2009 00:22:46 schrieb [email protected]:
> Hi, people
> then, I delete the folder Microdia.
>
> I downloaded again the folder Microdia and I added the patch by Brian
> Johnson.
>
> I run the following commands:
> make
> sudo modprobe videodev
> sudo modprobe compat-ioctl32
> sudo insmod sn9c20x.ko
>
> vince...@vinicio:~/microdia$ LD_PRELOAD=/usr/lib/libv4l/v4l2convert.so
> mplayer tv:// \-tv driver=v4l2:width=640:height=480:fps=25:device=/dev/
> video0 -vo x11
> ERROR: ld.so: object '/usr/lib/libv4l/v4l2convert.so' from LD_PRELOAD
> cannot be preloaded: ignored.
> MPlayer 1.0rc2-4.2.3 (C) 2000-2007 MPlayer Team
> CPU: Intel(R) Pentium(R) III Mobile CPU      1200MHz (Family: 6,
> Model: 11, Stepping: 1)
> CPUflags:  MMX: 1 MMX2: 1 3DNow: 0 3DNow2: 0 SSE: 1 SSE2: 0
> Compiled with runtime CPU detection.
> mplayer: could not connect to socket
> mplayer: No such file or directory
> Failed to open LIRC support. You will not be able to use your remote
> control.
>
> Playing tv://.
> TV file format detected.
> Selected driver: v4l2
>  name: Video 4 Linux 2 input
>  author: Martin Olschewski <[email protected]>
>  comment: first try, more to come ;-)
> Selected device: SN9C20x USB 2.0 Webcam Driver
>  Capabilites:  video capture  read/write  streaming
>  supported norms:
>  inputs: 0 = Webcam;v4l2: ioctl get input failed: Invalid argument
>
>  Current input: 1
>  Current format: unknown (0x30323953)
> v4l2: ioctl set format failed: Invalid argument
> v4l2: ioctl set format failed: Invalid argument
> v4l2: ioctl set format failed: Invalid argument
> v4l2: ioctl set format failed: Invalid argument
> v4l2: ioctl set format failed: Invalid argument
> v4l2: ioctl set format failed: Invalid argument
> v4l2: ioctl set format failed: Invalid argument
> v4l2: ioctl set format failed: Invalid argument
> tv.c: norm_from_string(pal): Bogus norm parameter, setting default.
> v4l2: ioctl enum norm failed: Invalid argument
> Error: Cannot set norm!
> Selected input hasn't got a tuner!
> v4l2: ioctl set mute failed: Invalid argument
> v4l2: ioctl query control failed: Invalid argument
> v4l2: ioctl query control failed: Invalid argument
> xscreensaver_disable: Could not find XScreenSaver window.
> ERROR: ld.so: object '/usr/lib/libv4l/v4l2convert.so' from LD_PRELOAD
> cannot be preloaded: ignored.
> ERROR: ld.so: object '/usr/lib/libv4l/v4l2convert.so' from LD_PRELOAD
> cannot be preloaded: ignored.
> ==========================================================================
> Cannot find codec matching selected -vo and video format 0x30323953.
> Read DOCS/HTML/en/codecs.html!
> ==========================================================================
>
> v4l2: ioctl set mute failed: Invalid argument
> v4l2: 0 frames successfully processed, 0 frames dropped.
>
> Exiting... (End of file)
> vince...@vinicio:~/microdia$
>
> The window of mplayer did not open.
> I tried with skype and cheese, but cam is not working.
>
> Maybe I have something wrong.
> What advice?
>
> Bye
> Vincenzo.
>
> On 10 Feb, 18:45, Brian Johnson <[email protected]> wrote:
> > Here is a modified version of the mt9m001 patch that removes the many
> > duplicate writes and cleans things up a bit. Anyone with the mt9m001
> > sensor test and see if it works any better
> >
> > On Tue, Feb 10, 2009 at 11:37 AM, GWater <[email protected]> wrote:
> > > Am Dienstag 10 Februar 2009 16:57:42 schrieb Daniel Holth:
> > >> That picture looks exactly like what I started with.
> > >>
> > >> To be fair to my camera and its dead pixels, according to the
> > >> datasheet it looks like the MT9M111 sensor has defect correction and
> > >> scaling logic that could be enabled with a few more entries into the
> > >> initialization sequence, and the saturation of the image can be
> > >> adjusted with another register.
> > >>
> > >> How about supporting the button on the back of the camera? In Windows
> > >> the user would see the 640x512 picture of themselves, and then when
> > >> they pressed the button a 1280x1024 still would be captured. Does v4l2
> > >> provide for that?
> > >
> > > rebased patches for new origin/master HEAD.
> > >
> > > GWater
> >
> >  0001-Add-sensor-MT9M001.patch
> > 3KVisualizzaScarica
>
> --~--~---------~--~----~------------~-------~--~----~
> Lets make microdia webcams plug'n play, (currently plug'n pray)
> To post to this group, send email to [email protected]
> Visit us online https://groups.google.com/group/microdia
> -~----------~----~----~----~------~----~------~--~---

The path to v4l2convert.so was not correct. Tither it is not installed or the 
location is different. Maybe
/usr/local/lib/libv4l/v4l2convert.so
?

GWater

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