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by tvjon
Sat May 12, 2018 5:42 pm
Forum: Raspbian
Topic: [Solved] Missing packages....that seem unlikely
Replies: 11
Views: 275

Re: Missing packages....that seem unlikely

"none of these appear to be in the repositories?"

These 2 are certainly present...
mpl.jpg
mpl.jpg (42.75 KiB) Viewed 261 times
gparted.png
gparted.png (64.22 KiB) Viewed 261 times
by tvjon
Wed May 02, 2018 2:17 pm
Forum: Graphics programming
Topic: Best way to show a YUV frame on dispmanx
Replies: 4
Views: 255

Re: Best way to show a YUV frame on dispmanx

Thank you both for the useful details. 6by9 version is also important to avoid overwriting of the (top of screen) menu bar. Interestingly that occurs on display 0 (hdmi) even when I output the picture just to my attached vga666 display. I've attached the huge vcdbg output for the 6by9 first run. Sub...
by tvjon
Wed Apr 18, 2018 10:09 pm
Forum: Français
Topic: Autostart OMXplayer
Replies: 4
Views: 203

Re: Autostart OMXplayer

Bonsoir, Un autre paramètre important lors du démarrage automatique d'un périphérique en réseau: attendre.png Pour une de mes caméras IP, la latence en utilisant omxplayer est un gros problème. Tu peux essayer: omxplayer --avdict rtsp_transport:tcp rtsp://admin:12345@192.168.1.232/MediaInput/h264 ma...
by tvjon
Wed Apr 18, 2018 9:07 pm
Forum: General discussion
Topic: Internet radio Playlists (pls)
Replies: 9
Views: 263

Re: Internet radio Playlists (pls)

TamP wrote:
Wed Apr 18, 2018 8:28 pm
...where does the http://pulseedm.cdnstream1.com:8124/1373_128.m3u
come from ??
Right click the m3u as per the browser snippet, then edit that as in the next picture.
edit-url.png
edit-url.png (19.58 KiB) Viewed 136 times
play.jpg
play.jpg (17.33 KiB) Viewed 136 times
by tvjon
Wed Apr 18, 2018 8:01 pm
Forum: General discussion
Topic: Internet radio Playlists (pls)
Replies: 9
Views: 263

Re: Internet radio Playlists (pls)

...It is the syntax format I do not get ... How do I enter that to mplayer in a terminal?? I chose this at random & it plays fine: pi@s6:~ $ mplayer -playlist http://pulseedm.cdnstream1.com:8124/1373_128.m3u Connecting to server pulseedm.cdnstream1.com[66.85.88.242]: 8124... Name : PulseEDM Dance M...
by tvjon
Tue Apr 17, 2018 8:14 am
Forum: Automation, sensing and robotics
Topic: Beer transporting robot
Replies: 3
Views: 290

Re: Beer transporting robot

Now they look like a very enthusiastic team!
Nice to see the family continuing the Engineering.

Thank you for the link. I now have a copy of the rules.

Hopefully the Register team will spot this thread.
by tvjon
Wed Apr 11, 2018 11:36 am
Forum: Advanced users
Topic: Audio recording
Replies: 14
Views: 594

Re: Audio recording

... I'm looking for an alternative. It must have timer preset. I've found a script using Alsamixer which would run on a Raspberry Pi .... Help would be gratefully received. TIA Ken Ken, if you have decent internet access, you can dispense with the radio, & just use your RPi. BBC has some good quali...
by tvjon
Tue Apr 10, 2018 7:41 am
Forum: Raspbian
Topic: Custom Splash Screen
Replies: 13
Views: 5194

Re: Custom Splash Screen

.. I'm using the latest Rasbian x86. ... I'm using it on various RPi boards, the latest which reports: pi@s3:~ $ cat /etc/os-release PRETTY_NAME="Raspbian GNU/Linux 9 (stretch)" NAME="Raspbian GNU/Linux" VERSION_ID="9" VERSION="9 (stretch)" ID=raspbian ID_LIKE=debian HOME_URL="http://www.raspbian.o...
by tvjon
Mon Apr 09, 2018 4:38 pm
Forum: General discussion
Topic: Raspberry Pi live graphs
Replies: 4
Views: 277

Re: Raspberry Pi live graphs

"it doesn't take a lot of horsepower to change an image pixel, and an RPi is quite capable of displaying HD video" Indeed it is (actually all known RPi's are of course), & in this case it's useful to use a viewer application which makes good use of one of RPi's strengths - its GPU. Attached is a few...
by tvjon
Sun Apr 08, 2018 10:04 am
Forum: Advanced users
Topic: Screen manipulation
Replies: 5
Views: 266

Re: Screen manipulation

LosCrismon wrote:
Wed Apr 04, 2018 8:59 am
Hello.

I'm doing a project on the Raspberry Pi 3 Model B Vi.2 and the project requires for me to double the screen ...

Thanks, Crimson
Do you mean something like this?

viewtopic.php?f=91&t=187070&p=1181738&h ... s#p1181738
by tvjon
Sat Apr 07, 2018 5:40 pm
Forum: Raspbian
Topic: Custom Splash Screen
Replies: 13
Views: 5194

Re: Custom Splash Screen

I find it easier to leave the original, & just copy png's to the folder, as per screenshot. Next edit pix.script to activate the png required, commenting out any others, as in the other screenshot. It doesn't matter what size png (within reason) as it will be scaled as can be seen by reading the res...
by tvjon
Thu Apr 05, 2018 7:58 am
Forum: General discussion
Topic: Setting a hotkey in Openbox
Replies: 10
Views: 429

Re: Setting a hotkey in Openbox

As it doesn't take long to test them, I've since tried several more, including my old Powermac-G3 keyboard which includes a USB hub, & a ps2 really old keyboard. All work fine. So, do you have a USB hub attached, & or any USB related statements in your /boot/config.txt or cmdline.txt? Are there any ...
by tvjon
Wed Apr 04, 2018 4:02 pm
Forum: Français
Topic: Autostart OMXplayer
Replies: 4
Views: 203

Re: Autostart OMXplayer

Bonjour, Ce qui suit est la procédure que j'utilise pour une caméra IP. J'espère que ça aide! Bonne chance. Dans votre fichier de script ip cam, tapez votre commande actuelle, mais sans sudo (sudo est indésirable), comme ceci: omxplayer rtsp://admin:12345@192.168.1.232/MediaInput/h264 Rendre l'exécu...
by tvjon
Mon Apr 02, 2018 7:32 am
Forum: General discussion
Topic: Setting a hotkey in Openbox
Replies: 10
Views: 429

Re: Setting a hotkey in Openbox

Stretch, yes. It works on Jessie too. I doubt openbox has changed dramatically recently. I imagine you tested it with another keyboard? I've tested it on 3 µSD cards, & plugged in another totally different keyboard along with this one on which I'm typing this reply, (dual control) & both work exactl...
by tvjon
Fri Mar 30, 2018 11:21 am
Forum: General discussion
Topic: Setting a hotkey in Openbox
Replies: 10
Views: 429

Re: Setting a hotkey in Openbox

Thank you for the Bugs link.
by tvjon
Fri Mar 30, 2018 11:19 am
Forum: Advanced users
Topic: Moving Linux kernel to 4.14
Replies: 106
Views: 33778

Re: Moving Linux kernel to 4.14

@kneekoo If you mean this: (see attached jpeg. I have no javascript on this browser so it won't go inline) I also see no effect on omxplayer for example. I haven't noticed this before as I almost always specify the destination in the omxplayer statement, for example: omxplayer -o alsa:pcm.default .....
by tvjon
Thu Mar 29, 2018 6:07 pm
Forum: General discussion
Topic: Setting a hotkey in Openbox
Replies: 10
Views: 429

Re: Setting a hotkey in Openbox

No, the unzipped file contents need to be pasted into the file location as per my previous post. I substituted my original amixer lines for the ones corresponding to XF86audio. You've posted the lines corresponding to keys you don't have. You can just open lxde-pi-rc.xml in leafpad or Geany for exam...
by tvjon
Wed Mar 28, 2018 10:03 am
Forum: General discussion
Topic: Setting a hotkey in Openbox
Replies: 10
Views: 429

Re: Setting a hotkey in Openbox

I can see why! Attached is the entry you need to make in /home/pi/.config/openbox/lxde-pi-rc.xml below the existing first line of this attachment in the above file, for example. Edit: It occurred to me subsequently to simply try the multimedia keys XF86audio amixer settings & they work fine, so atta...
by tvjon
Sun Mar 25, 2018 8:28 am
Forum: Advanced users
Topic: Obsolete video standards on composite or HDMI
Replies: 6
Views: 225

Re: Obsolete video standards on composite or HDMI

"Does anyone know if the Pi can be configured for old TV standards like 405/25i or 240/25p?"

Have a look at:

https://github.com/fsphil/hacktv
by tvjon
Fri Mar 23, 2018 9:24 am
Forum: High Altitude Balloon
Topic: UV-measurements using a high altiutde balloon
Replies: 2
Views: 665

Re: UV-measurements using a high altiutde balloon

"Has anybody here experiences with UV-sensors?"

I haven't I'm afraid, but does your payload include a PI-noir camera? (actually do you have a web site with info' on your launches?)

Does this

http://www.mdpi.com/1424-8220/16/10/1649/pdf

help at all?
by tvjon
Tue Mar 20, 2018 11:24 am
Forum: Graphics, sound and multimedia
Topic: HDMI to USB for RTMP
Replies: 4
Views: 283

Re: HDMI to USB for RTMP

As drgeoff points out, not a feasible idea with RPi alone. However you asked "Can someone point me in the correct direction for a hdmi -> usb adapter etc?" There are lots: https://www.amazon.com/s/ref=nb_sb_noss/144-1285649-7517836?url=bbn%3D230659011%26search-alias%3Daps&field-keywords=hdmi+capture...
by tvjon
Thu Mar 15, 2018 9:33 am
Forum: Camera board
Topic: How to build userland raspivid with wiringPi library? / video synchronization
Replies: 6
Views: 615

Re: How to build userland raspivid with wiringPi library?

"The modifications I want to do are just 3 lines:" Ok, looks an interesting project as all of yours are really. I just need to find the time to try them out :) I can't find a pwmRead() function, so I made the assumption you meant digitalRead() ? I haven't used the buildme for a long time. So, this c...
by tvjon
Fri Mar 09, 2018 9:57 am
Forum: Beginners
Topic: Installing RTL_433 software for my SDR Antenna
Replies: 4
Views: 403

Re: Installing RTL_433 software for my SDR Antenna

"not sure which parts need to be copied to the Pi and where¨? The process is automated. That's part of the raison d'être of the build process. You don't need to copy anything. "I have downloaded the ZIP file" To where? Assuming that you've unzipped the file (thus creating a folder rtl_433-master) to...

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