Questions tagged [hdmi]
HDMI stands for High Definition Multimedia Interface. Along with the Composite RCA, HDMI is one of the devices' two video outputs. It provides high quality digital video.
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How to enable sound on HDMI?
I have looked at all kinds of tutorials, I modified the /boot/config.txt by adding hdmi_drive=2 and sound just does not work or if it does it always is over analog out.
I just want sound over HDMI ...
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Mirroring output to element 14 7" touchscreen and hdmi
I would like to have the touchscreen and hdmi displays mirrored but I can't find any info or setting to mirror. Running Raspbian Buster and using an element 14 7" touchscreen.
Edit: I got mirroring ...
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DPMS on Raspberry Pi 5?
I’ve got an RPi 5 onto which I installed Raspberry Pi OS a couple days ago. I can’t seem to get the display to power off (or even blank) when idle. Any attempt to use xset dmps results in:
$ xset dpms ...
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Raspberry Pi Not Working
I got a Raspberry Pi 2 and it did not work with the newest version of NOOBS (flashing LEDs). There is nothing on the TV/monitor. It just says there is no HDMI input. I tried it with an older ...
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1
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Help with 3.5" display
i have a 3.5" display that works perfectly but i don't know how to connect it to GPIO. I'm searching on internet, but i am finding nothing.
how can i make it work? I need to force video output to GPIO....
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Change the background color when the pi starts up
I have a setup with a headless Raspberrypi Zero attached to a screen and the pi user is automatically signed in so a Bash prompt is shown.
The black shell background now interferes with how I want to ...
0
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1
answer
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Turn off LG TV with HDMI-CEC (Fire Stick can do it on the same TV)
I'm trying to turn off an LG TV with Raspberry PI 4, with LibreELEC.
I've seen multiple references saying LG TV does not support standby using HDMI-CEC. And looks like the case with my TV as well. I'm ...
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1
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raspberry 400 hdmi output does not follow config.txt
Have my new raspberry 400 with current Raspberry OS and connected a TV by the official micro-HDMI-cable. There is no problem getting an image, but it always goes to 1080p@50 mode (TV tells me that, ...
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1
answer
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How to blank a touch screen without loss of signal from HDMI?
I want to blank a touch screen monitor on inactivity without loosing signal on HDMI.
I've found xset dpms force off (and suspend and standby), but all these commands result in no signal being sent via ...
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Pi4B/Raspbian Buster: Dual screens no longer working after enabling touch
I have a shiny new Pi4B with a 4" touchscreen case (one of those XPT2046 ones). I also bought a portable 13" screen. The idea is to have a super-compact mini-computer on the go, and to be able to use ...
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RasPi4 does 2nd init of HDMI, thus ignoring config.txt read done at boot
RasPi 4B
When I edit config.txt, trying to force a certain resolution, RasPi always comes up with the monitors preferred resolution. After a lot of trying, including a completely new fresh OS install, ...
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My Raspi4 hdmi won’t sound
What's happening?
My raspberry pi4 won’t sound HDMI.
(AV jack is working fine)
Raspi information
environment
OS - Raspberry Pi OS with desktop 2020-12(Flash with December 2nd 2020 image and run apt ...
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1
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RPi 4 HDMI sound problem. HDMI 0 is not displayed
Hello dear RPi friends,
an HDMI cable is connected to an audio extractor at HDMI 0 (near USB-C) to tap off the audio signal for further output. No video signal is used by the audio extractor.
/boot/...
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1
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SOLVED - Raspberry pi (running ubuntu 14.04) citrix problem
I have a problem running Citrix receiver on my raspberry pi 2B running Ubuntu 14.04 lxde custom spin off (it litteraly only has the core essentials of LXDE and firefox that's it oh and lightdm)
It ...
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2
answers
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AirPlay just through HDMI?
I am fairly new to this Raspberry community and I would like to set up mine Raspberry as pocket audio streamer / light computer. I have installed Raspbian where I want to run AirPlay (shairport-sync) ...
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2
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Writing directly to the HDMI display
I would like to boot a Rasperry Pi in headless mode and then use a notebook-sized monochrome LCD display attached to the HDMI port as a DIRECT output device, bypassing the OS. In particular, I would ...
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1
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raspberry pi with 4k screen @1080p resulotion
I'd like to use 4k screen with RPi. I know that RPi can't handle 4k resolution so that is why I'd like to set resolution to 1080p. Screen will be playing videos/images (both prepared at 1080p) and my ...
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0
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HDMI issue: Arzopa display shows "no input" other displays work fine
I have a Raspberry Pi 5 running latest Pi OS (bookworm).
It works fine with a Viewsonic Omni portable display.
I unplugged the micro to mini HDMI cable from the Viewsonic and plugged it into an Arzopa ...
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1
answer
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Wakeup HDMI display from standby without interrupting blank screen
I've a HDMI display attached to a RasperryPi 4. After few minutes, first a blank screen is activated, then the display goes into standby.
I want to wakeup the display from standby (by a sensor via ...
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SOLVED - Pi Zero HDMI Problem
I have problem with connecting pi zero to tft screen over hdmi.
I tested hdmi cable, config file(same sd card) and tft screen with Pi 3B,
I tested micro hdmi adapter(which connected to pi zero) with ...
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Raspberry pi 400 HDMI audio problem with Bullseye
I see there is another question about HDMI audio on here but I have a permutation of it so I ask my question as well.
I've tried everything to get HDMI audio on my pi400 working properly.
I think it's ...
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0
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Is it feasible to make long-range PC monitor display extender with pi and openHD?
Wanted to ask more experienced users about the feasibility of this proposed project:
Use OpenHD to transmit a PC monitor display wirelessly to another device (ie laptop).
My thought process is that ...
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1
answer
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No HDMI after retropie restart, every time, multiple micro sd cards?
So I install the latest image of retropie, and boot it up on my rpi3. Plug it into my hdmi arcade cab, connect to wifi, add games from pc via wifi, force audio to 3.5 or I'd have no sound, restart, ...
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Pi 4, 2 monitors with same display - screen layout changes not being respected
I have 2 HDMI touchscreens that I'd like to have with identical vertical displays. By identical, I mean I'd like the screens to be mirrored and show exactly the same image.
The Screen Layout Editor is ...
0
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1
answer
204
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4K video Stuck in raspberryPi4 (8GB RAM) even after doing required settings of config.txt
i am stuck at playing the 4K even at less frame rates (25fps) on the HMDI 0/1 of my raspberryPi4 (8GB,Cortex A7 CPU,1.5Ghz CPUspeed) even after desirable settings of raspi4 and being supported by the ...
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1
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Dual-Window RPi: HDMI + TFT
Like others, I'd like to set up my RPi (3/B+) with two independent screens: an HDMI and a 3.5" TFT hat (mine happens to be from Adafruit). I can get to the point where the HDMI monitor works ...
7
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4
answers
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SOLVED No HDMI video after boot sequence
Raspberry Pi 4B connected via micro-HDMI to HDMI cable to a 1920x1080 computer monitor. The boot sequence starts with text being printed to the screen (splash screen off) and when it should switch to ...
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2
answers
454
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Raspberry pi Touchscreen CSI to HDMI extension
I need to connect my raspberry pi 7 inch touchscreen to my raspberry pi board from a distance of 5m, so I bought some CSI/HDMI extensions that seem to work great with a 1m cable, but when I try o ...
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Raspberry Pi 4 Dual Monitor, some UI not rendering
I have 2 small HDMI touchscreen monitors (480x480 resolution) connected to the 2 raspberry pi 4 HDMI inputs. I have these these monitors duplicating a single display. Touch input on each device maps ...
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Raspberry pi screen rotation with OpenGL
As titled, in raspianLite, if I enable OpenGL (fake KMS) I'm unable to rotate the screen using the
/boot/config.txt
file
i tried:
display_hdmi_rotate=1
and
display_rotate=1
with no success, any ...
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2
answers
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Forcing HDMI output on Bookworm
I want to force both Raspberry 4 HDMI output's to 1920x1080@60Hz in desktop mode where either one output doesn't necessarily have a HDMI connected but usually will but often not at the same time. When ...
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0
answers
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No audio over HDMI with latest Raspberry Pi OS Lite official image - raspi-config not working
I use a Raspberry 3B+.
After a fresh installation of latest Raspberry Pi OS Lite 64 bit (Bookworm official image : https://downloads.raspberrypi.com/raspios_lite_armhf/images/raspios_lite_armhf-2023-...
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0
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Duplicate screen AND use CEC on both HDMI ports (RPi 4)
I use a Raspberry Pi 4 with Raspbian 11 (bullseye).
I want to duplicate the screen on both HDMI ports AND use CEC protocol to switch on/off the TVs.
However, with dtoverlay=vc4-fkms-v3d I manage to ...
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1
answer
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overscan ignored in raspberry pi
I configured the pi screen to be horizontal (using display_rotate=1) but as you can see in the image the scree is not in full screen:
it start from about 1/4 from left of the screen
I use a manual ...
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1
answer
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Can "normal" app change resolution/refresh on the fly
I want to write a Pi app to test the ability of American HDTVs to display 720p50, 1080i50, 1080p50, and other assorted modes, like the 59.94 & 60fps variants of 720p60 and 1080p60 via HDMI.
Few/no ...
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0
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Applying real-time filter to HDMI input with HDMI output?
TL;DR: Is it possible to use a Raspberry Pi (or similar) to act as a live "filter" for a HDMI signal?
My wife has bad vertigo and hasn't been able to watch live TV for a while now.
A while ...
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1
answer
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First time setup - no HDMI output
At first install I get no output to my monitor at all. Have tried two different monitors and two different HDMI cables. Black screen. I assume this must be a hardware error, or have I missed something?...
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0
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Raspberry Pi 4: "omxplayer -o both" produces bad quality audio from jack but HDMI audio is fine
I'm using OMX Player to play a video stream sent to a Raspberry Pi 4 Model B (4GB) powered by a 20W / 3.0A Anker USB C plug. (Based on this project.)
The code I'm using to launch OMX Player and route ...
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1
answer
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monitor no hdmi signal
I've installed ubuntu classic server 16.04 (Rasberry Pi 3 edition) found here https://ubuntu-pi-flavour-maker.org/download/ on Rasbperry Pi 3 b and everything is working as expected when I ssh into it....
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How to start xorg on a physically connected display via SSH?
The pi is configured to start into text mode so that no xorg libraries are loaded during normal operation. Yet I would like to be able to occasionally run an xorg desktop session when connected to an ...
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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 ...
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1
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Raspberry pi not connecting to monitor
I am using raspberry pi 4 B+ with dell monitor DEL-DELL_E228WFP. But it shows auto detect(digital input) and keeps going to black screen when I move the cursor. Also it goes to power save a lot and ...
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3
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Mirror display on a TV via wireless HDMI
I was wondering if anyone knew of a way to mirror my raspberry display to a TV using wireless HDMI. I searched and searched and I've found multitudes of blogs and questions about mirroring a phone ...
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0
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How to force Raspi audio output to HDMI and keep it sticky?
I am running an headless Raspi 3B+ (bookworm) to play audio to a C4 system. The audio is sent out through HDMI but it happens that if I switch off the C4, amplifier the raspi defaults to the analog ...
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1
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Pi Zero 2 - Ubuntu Server 23.10 - HDMI doesn't work on TV
I have a device all setup and it works on my AOC monitor, however when I connect the device to a TV or projector I see the first few seconds of terminal output as ubuntu boots up, then the screen cuts ...
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6
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Screen resultion when using VNC / headless
I have a Pi model 3B. I used Raspberry Pi Imager to install the latest Bullseye onto the SD card; the installation was successful. The Pi is attached to a monitor with HDMI cable.
I have VNC and SSH ...
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0
answers
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Raspberry pi 400: no sound through HDMI
I've got a karaoke system with an hdmi input and an hdmi output. It works perfectly when connecting the input to a video player or a computer, but when connected to my pi, the image go through HDMI, ...
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Headphone deactivates when RasPi is started without screen (HDMI)
To my Rasbian setup I have a set of speakers connected via the headphone jack and it works just fine when I start the RasPi (3b+) with a connected HDMI screen, also when accessing it via a web portal (...
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1
answer
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/dev/fb1 not present
Just bought my first RPi. I have my Pi 4 configured with two hdmi monitors using the two hdmi ports. Everything works fine on hdmi0 for doing standard stuff. I want to use hdmi1 for direct pixel ...
16
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4
answers
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Stream videos wirelessly from PC to Pi to TV?
I have a collection of movies (Please note: Mostly 1080p) on my external hard disk drive. This drive is attached to my PC (Mac). The external hard disk also contains some important work files, hence I ...