[olug] Video Capture Project Update

[Joseph Gulizia]

Mencoder output:


joe at joe-SCOLA:~$ mencoder tv:// -tv
driver=v4l2:norm=NTSC:input=0:amode=0:width=640:height=480:device=/dev/video0
MEncoder svn r34540 (Ubuntu), built with gcc-4.6 (C) 2000-2012 MPlayer Team

Exiting... (No output file specified, please see the -o option.)
joe at joe-SCOLA:~$ mencoder -o
MEncoder svn r34540 (Ubuntu), built with gcc-4.6 (C) 2000-2012 MPlayer Team
Error parsing option on the command line: -o

Exiting... (error parsing command line)
joe at joe-SCOLA:~$


On Mon, Jun 4, 2012 at 1:50 PM, Joseph Gulizia <joseph.gulizia at gmail.com>wrote:

> Output using MPlayer:
>
>
> joe at joe-SCOLA:~$ mplayer tv:// -tv
> driver=v4l2:norm=NTSC:input=0:amode=0:width=640:height=480:device=/dev/video0
> MPlayer svn r34540 (Ubuntu), built with gcc-4.6 (C) 2000-2012 MPlayer Team
> 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 <olschewski at zpr.uni-koeln.de>
>  comment: first try, more to come ;-)
> Selected device: Pinnacle Dazzle DVC 90/100/101/
>  Capabilities:  video capture  audio  read/write  streaming
>  supported norms: 0 = NTSC; 1 = NTSC-M; 2 = NTSC-M-JP; 3 = NTSC-M-KR; 4 =
> NTSC-443; 5 = PAL; 6 = PAL-BG; 7 = PAL-H; 8 = PAL-I; 9 = PAL-DK; 10 =
> PAL-M; 11 = PAL-N; 12 = PAL-Nc; 13 = PAL-60; 14 = SECAM; 15 = SECAM-B; 16 =
> SECAM-G; 17 = SECAM-H; 18 = SECAM-DK; 19 = SECAM-L; 20 = SECAM-Lc;
>  inputs: 0 = Composite1; 1 = S-Video;
>  Current input: 0
>  Current format: YUYV
> v4l2: ioctl set format failed: Invalid argument
> v4l2: ioctl set format failed: Invalid argument
> v4l2: ioctl set format failed: Invalid argument
> Selected input hasn't got a tuner!
> Failed to open VDPAU backend libvdpau_nvidia.so: cannot open shared object
> file: No such file or directory
> [vdpau] Error when calling vdp_device_create_x11: 1
> ==========================================================================
> Opening video decoder: [raw] RAW Uncompressed Video
> Movie-Aspect is undefined - no prescaling applied.
> VO: [xv] 640x480 => 640x480 Packed YUY2
> Selected video codec: [rawyuy2] vfm: raw (RAW YUY2)
> ==========================================================================
> Audio: no sound
> Starting playback...
> V:   0.0 374/374 ??% ??% ??,?% 0 0
>
> v4l2: 376 frames successfully processed, 0 frames dropped.
>
> Exiting... (End of file)
>
>
> On Mon, Jun 4, 2012 at 11:07 AM, Joseph Gulizia <joseph.gulizia at gmail.com>wrote:
>
>> Trudged through MPlayer documentation.......still can't get audio or save
>> output....help sought.
>>
>> Joe
>>
>> On Sat, Jun 2, 2012 at 7:16 AM, Joseph Gulizia <joseph.gulizia at gmail.com>wrote:
>>
>>> An update to video capture project...
>>>
>>> Thanks to Jon Larsen and others at the last OLUG meeting I looked at
>>> Zoneminder which led me Blue-Cherry.  Blue-Cherry sells video capture cards
>>> among other things.  Talking with them they said to use MPlayer.
>>>
>>> They gave me the following code:
>>>
>>> mplayer tv:// -tv
>>> driver=v4l2:norm=NTSC:input=0:amode=1:width=640:height=480:device=/dev/video0
>>>
>>> So now I have decent looking video from either a camcorder (Canon ZR-960
>>> Mini-DV) or a DVD player (older Coby) running through the card.  I also
>>> tried the code and camcorder using a Dazzle device and got video.
>>>
>>> Next steps:
>>>
>>> 1)  Being able to save the videos and then find them
>>> 2)  Getting audio to work.
>>> 3)  Building a simple GUI that allows the users to:
>>>      choose video format (PAL, NTSC) and passes parameters that we have
>>> pre-set  (python if I had my choice)
>>>
>>> Trudging through the MPlayer docs........somewhat frustrating....lot to
>>> read.
>>>
>>> Using Mencoder I get errors when I put in "-o FileName" at end of string
>>> below.
>>>
>>> mencoder tv:// -tv
>>> driver=v4l2:norm=NTSC:input=0:amode=1:width=640:height=480:device=/dev/video0-o TestVideo
>>>
>>> Also I know a destination path goes somewhere --
>>> /home/scola/Desktop/(fileName.extention)
>>>
>>> Joe
>>>
>>
>>
>