Questions tagged [cec-client]
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28
questions
1
vote
0answers
8 views
Unable to turn on/off my LG-1500 projector via HDMI-CEC
I am trying (and failing) to control the power state of my LG PF-1500 projector through HDMI-CEC. According to this forum thread it should be possible. LG calls its implementation SIMPLINK, which I ...
1
vote
0answers
25 views
CEC client Hybrid help
I hope someone can help me. I've got a pulse-eight cec adapterand my TV is my main monitor for PC.
I made 5 simple stand-alone scripts linked to F8 and up to F12 on the keyboard.
They turn tv on-off ...
3
votes
2answers
213 views
How to find out CEC commands supported by Samsung TV?
I have Samsung TV (UE46B8000XW) and Raspberry PI with OpenELEC install (cec-client is there). I found how to switch it off and how to change sources:
echo "standby 0" | cec-client -s' # switch off
...
0
votes
1answer
76 views
Why is my input source not changing when I send the <Active Source> message via CEC-Client?
Problem/Question
When I use CEC-Client to send the active source command to switch the TV input to a particular source, nothing happens. What am I doing wrong?
Environment
I have a Raspberry Pi 4 ...
1
vote
1answer
90 views
Turn on tv using cec-client on RPi3
Running latest Libreelec with latest Kodi on RPi3.
I can successfully turn off the tv using:
echo "standby 0" | cec-client RPI -s -d 1
and
echo "tx 10:36" | cec-client RPI -s -d 4
But turning ...
0
votes
1answer
91 views
TV no longer showing up on cec-client scan
I am using a Raspberry Pi model 3 as a simple signage display (web page through Chromium in kiosk mode) and have used cec-utils to manage on/off times for the TV. I have had this same setup for about ...
1
vote
0answers
144 views
RPi 4 second HDMI port does not seem to support CEC
When using the cec-utils on a Pi-4 with 2 HDMI devices connected, the one connected to HDMI1 does not respond to commands or show up in a scan.
Running cec-client -l only shows 1 device. Is there ...
1
vote
1answer
380 views
Script Using CEC-Client Will Turn on TV OR Change Input But Not Both
I'm trying to use this script to turn on a TCL TV and change the input to RPi using cec-client:
echo 'on 0' | cec-client -s
echo '4f:82:10:00' | cec-client -s
It will turn the TV on, but not change ...
1
vote
1answer
295 views
RPi 4 CEC-Client with LG TV, switch from TV tuner?
So I have managed to control the LG TV (Simplink Enabled) with the cec-client library on the RPi 4.
The problem is when I turn the TV back on, it defaults to the TV tuner input.
There is no TV ...
1
vote
2answers
139 views
CEC-Client Turns TV Off, but Not On Again
I'm using the cec-utils shell commands to turn my tv on and off via RPi.
echo 'on 0' | cec-client -s -d 1
echo 'standby 0' | cec-client -s -d 1
The standby/off command works fine, but the on ...
1
vote
1answer
45 views
What defines “source” & “destination” when using cec-client to change HDMI inputs?
I've been poking around with the cec-client app to see what I can do with it when it comes to my magnavox TV. All I seem to be able to do is turn the TV on/off and change HDMI inputs.
I feel like I ...
1
vote
0answers
40 views
trigger command on wake up
so scenario: my pi is hooked up to a tv. When I press a button on the pi`s keyboard, I want the tv to wake up.
I found the
echo on 0 | cec-client -s -d 1
command, but I don't know how can I wire it ...
3
votes
1answer
193 views
Run turn off/on HDMI on specific time
I want to do the following:
Use my raspberry pi as a smart display, kind off like what the Chromecast does when it's not streaming anything. I also want it to turn on and off at certain times, like ...
0
votes
1answer
306 views
How can I switch the TV to the Pi's HDMI input on a key press/mouse click?
I've got a TV with an Apple TV, Pi, and a PS4 plugged into it. Both the Apple TV and the PS4 switch to their HDMI inputs when I click the remote or turn the controller on. How can I achieve the same ...
2
votes
1answer
310 views
Does 'xdotool' only work on OS with gui?
I have installed xdotool on my raspbian stretch with desktop and on there, everything works fine.
But I also tried to install xdotool on raspbian stretch lite and on lite I always encounter the ...
0
votes
1answer
1k views
HDMI-CEC: switch the device to the port where Raspberry is connected
I am using my Raspberry only for a Spotify connect client (Raspotify), the device connects to an AV Receiver which has a number of HDMI ports.
After 2 days of trial and error I managed to figure out ...
3
votes
1answer
1k views
Detect TV remote buttons being pressed with CEC client
My TV supports CEC and is connected to my Raspberry Pi with HDMI. I've installed cec-client on the Pi and followed this tutorial, but it only explains how to turn the TV on and off with the Pi. What I ...
2
votes
0answers
244 views
Which device (in /dev) is the HDMI CEC device?
I want to interact directly with the CEC protocol on my raspberry pi. How can I find out which device to use?
3
votes
1answer
2k views
Using tv remote to control volume through HDMI CEC
Is this possible?
I have my Raspberry Pi connected to my Philips smart tv via HDMI.
I've made sure that the CEC protocol is sending and receiving messages using cec-client
Various actions on the ...
0
votes
3answers
106 views
USB video playback on my TV
I have a 4k video that I wanted to play, and while I realise RPi can't play 4k, I know that my TV does. So i plugged in USB drive into TV, and now I'm trying to figure out a way for my raspberry to ...
0
votes
2answers
2k views
Problem with python cec in raspbian stretch
I have rpi 1 model b with stretch installed. I want to use python cec library.
First I tried to install it.
sudo apt install python-libcec
But fails to import cec ::
Python 2.7.13 (default, Jan 19 ...
1
vote
1answer
6k views
Testing CEC on Raspbian
Just installed Raspbian on a 3 B connected to a TV that supposedly supports CEC (LG 47LD450), but struggling to find any info on how to test CEC on Raspbian.
I want to confirm that it works, or ...
0
votes
1answer
588 views
Issue “Enabling simplink on boot automatically”
I need enable simplink on boot automatically. But, currently we have to do it manually every-time from Remote Control using the Settings->Input->Simplink->HDD Recorder.
I have been stuck for almost a ...
1
vote
1answer
2k views
Is there a way to get amp volume using CEC?
I noticed there is volup and voldown in cec-client commands. But how do I know the current level to make the Raspberry Pi adjust it? Or is it possible to set a percentage?
I used scan, but it didn't ...
1
vote
1answer
3k views
CEC: Panasonic Viera remote with KODI
I am using KODI on a Raspberry Pi 2 B (openelec) with my Panasonic Viera plasma screen model TH-42PX81FV.
I found, that not all the button presses from the remote are actually reported over the HDMI ...
2
votes
0answers
457 views
Unable to install CEC in Virtualenv with Python 3.4
I am trying to install CEC pip install cec but I am unable to do so. I get the following error:
(venv) pi@MyPi3:~/my_projects_pi $ pip install cec
Collecting cec
Using cached cec-0.2.5.tar.gz
...
5
votes
1answer
1k views
Getting the active source via HDMI-CEC doesn't seem to work
I am very new to HDMI-CEC. I have a Pi3 and a Pi2 connected to a TV's two HDMI ports. If I run:
echo scan | cec-client -s -d 1`
I get the following output:
OpenELEC:~ # echo scan | cec-client -s -d ...
2
votes
2answers
399 views
cec-client on Wheezy (retropie) not finding TV
I have a retropie setup (Wheezie) running, and a while back installed libcec to get my TV remote to work with the Kodi package Installed via Retropie. ( This works by the way )
I was tying to have a ...
