[PD] videoPYLON C++ update needed

Csaba Láng langcsaba at gmail.com
Wed Aug 29 19:19:57 CEST 2018


Iohannes, how can I have an impact on the frame rate of the camera?

On Wed, Aug 29, 2018 at 6:25 PM Csaba Láng <langcsaba at gmail.com> wrote:

> Looks like for me that pix_video does not disconnect the cameras, that is
> why I cannot get image back after changing device.
> After turning off puredata, if not frozen and killall it, the pylon viewer
> cannot get image from the cameras, 0 frames and an error message.
>
> Probably I will not need it to jump from device to device, but makes life
> easier if does not have to restart the computer after each new test.
>
>
>
> On Wed, Aug 29, 2018 at 5:46 PM Csaba Láng <langcsaba at gmail.com> wrote:
>
>> gemwin behaves strange:
>>
>> if I open pd from terminal with puredata command, gemwin cannot be
>> created, but in help menu works
>> if doubleclick on .pd file, gemwin is created
>>
>> On Wed, Aug 29, 2018 at 5:37 PM Csaba Láng <langcsaba at gmail.com> wrote:
>>
>>> Looks almost good, there is image from the camera
>>>
>>> Let's see what is wrong:
>>>
>>>
>>>    - Terminal output: $ puredata
>>>    priority 8 scheduling failed.
>>>    open: /etc/pd/gem.conf: No such file or directory
>>>    open: /home/is/.config/pure-data/gem.conf: No such file or directory
>>>    open: ./gem.conf: No such file or directory
>>>    load plugins 'film' in './'
>>>    pattern : ./gem_film*.so
>>>    load plugins 'image' in './'
>>>    pattern : ./gem_image*.so
>>>    load plugins 'image' in './'
>>>    pattern : ./gem_image*.so
>>>    load plugins 'image' in './'
>>>    pattern : ./gem_image*.so
>>>    load plugins 'model' in './'
>>>    pattern : ./gem_model*.so
>>>    load plugins 'record' in './'
>>>    pattern : ./gem_record*.so
>>>    load plugins 'video' in './'
>>>    pattern : ./gem_video*.so
>>>    dylib loading file './gem_videoPYLON.so'!
>>>    not reloading 'video' plugins (already 1 loaded)
>>>    - gemwin cannot be created if I add it to the patch, but from help
>>>    it works
>>>    - device0 gives image after creating gemwin from help: PD console:
>>>    [pix_video]: backend #0='pylon'    : pylon USB usb GigE gige
>>>    GLEW version 1.10.0
>>>    [gemglxwindow]: Direct Rendering enabled!
>>>
>>> with some invalid command name
>>> (Tcl) INVALID COMMAND NAME: invalid command name ".x55e350de23c0.c"
>>>     while executing
>>> ".x55e350de23c0.c delete 55e350de2dd0BASE0"
>>>     ("uplevel" body line 139)
>>>     invoked from within
>>> "uplevel #0 $docmds"
>>> Not sure if important
>>>
>>>
>>>    - trying to change the input from device0 to device1 - which only at
>>>    the very first time managed to do, no image from the 2nd camera, and coming
>>>    back to device0:watchdog: signaling pd...
>>>    watchdog: signaling pd...
>>>    and forever like this.
>>>
>>>
>>>
>>> On Wed, Aug 29, 2018 at 2:57 PM IOhannes m zmoelnig <zmoelnig at iem.at>
>>> wrote:
>>>
>>>> On 2018-08-29 13:30, Csaba Láng wrote:
>>>> > GEM: Graphics Environment for Multimedia
>>>> > GEM: ver: 0.93.git 3550ede3
>>>> > GEM: compiled  on Aug 29 2018
>>>> >
>>>> > $ ls -l Gem.pd_linux gem_videoPYLON.so
>>>> > -rwxr-xr-x 1 root root 85108760 sie 29 12:24 Gem.pd_linux
>>>> > -rwxr-xr-x 1 root root   903600 sie 29 12:24 gem_videoPYLON.so
>>>>
>>>> ok. looks good.
>>>>
>>>> so what's the full output on the console (not the Pd-console, but your
>>>> terminal!).
>>>>
>>>> fgsdmrt
>>>> IOhannes
>>>>
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>>>>
>>>
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