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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Force HDMI output

I have a Raspberry Pi 2 and a LCD I have no problem with LCD but i want to switch HDMI for video output . i tried to add these line to config.txt : hdmi_force_hotplug=1 hdmi_drive=2 ...
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1answer
13 views

Video output not centered on TV screen

I've had a few issues with HDMI. The first was no audio which I fixed. I suspect this other issue can be fixed in a similar fashion, but I am a super NOOB to all of this. Basically, the image on ...
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14 views

HDMI image processing [duplicate]

I would like to know if is it possible to process images that came from a HDMI source (not a camera) with Raspberry Pi and OpenCV, even by using the HDMI to CSI-2 bridge (b102) or by using HDMI to ...
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1answer
43 views

HDMI input raspberry

I would like to know if it is possible to process images that come from an HDMI source (not a camera) with a Raspberry Pi and openCV. Even by using the hdmi to csi-2 bridge (b102), or by using hdmi to ...
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1answer
26 views

Any efficient RTOS with display support present for Raspberry Pi 2?

I would like to know if any RTOS with display support (preferably HDMI) is present for Raspberry Pi 2? I'm not looking for a simple RTOS port that just does an LED ON/OFF.
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111 views

Raspberry PI Zero no HDMI output

I've bought a month ago a new Raspberry Zero to try this little toy. I'm already playing with a Raspberry and linux OS in general but this time i'm very close to give up. The problem is that this ...
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2answers
55 views

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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28 views

Raspberry Pi 2 + Hyundai W220d = red tint or blue is missing

this is my first post here and I'm kind of new on linux. I have a Raspberry Pi 2 on ubuntu mate with a Hyundai W220d screen. The exact config (Raspberry Pi 2 on ubuntu mate with the same HDMI wire) ...
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1answer
42 views

Monitor resolution is not properly adjusted

I am not sure what I should change and how in config.txt file in the MicroSD card in order to be able to see all the icons in the Raspbian. Any thoughts on this? Here's what I see and here's what I ...
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2answers
48 views

hdmi2vga or raspberry problem

I got a Raspberry Pi 2 and want to see if it's working. I have a vga monitor and I got an hdmi 2 vga converter. The converter is working, I tested it with the r7 graphic card. I am using a working ...
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2answers
71 views

RPi2 not booting when the HDMI is pluged in

UPDATE 2: IT IS MY TV. The Pi boots perfectly fine, always, when connected to my monitor. My TV is a Toshiba 32SL733. UPDATE: I can confirm. My Pi2 does not boots if the HDMI is connected. It does ...
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1answer
57 views

How do I stop HDMI powering my Pi?

I have my pi 2 running Kali 2.0.1 which is hooked to a 7in tft sun founder screen. The problem is that when unhook in micro USB port to power the pi is still running so in order to turn my pi off I ...
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66 views

Windows 10 Iot HDMI CEC

Has anyone figured out how to either compile libcec for windows on an ARM device, or found another solution to enable HDMI-CEC commands to be used with Windows 10 IoT?
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1answer
143 views

Getting touchscreen to work in raspbian / kodi

I got a HANNS-G HT231HPB touchscreen which I want to get fully working on raspbian and kodi. It seems to work in the normal lxde on raspbian, but when I start kodi I get no touch events. Can someone ...
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11 views

Enabling HDMI output of Rpi on TV, (TV powered on after Rpi is booted) [duplicate]

I've a Rpi model B connected to my Television HDMI port. Rpi runs OSMC currently before was running raspbian with kodi. My problem is if Rpi started before I turn on Television I won't get HDMI ...
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2answers
87 views

How to reinitialize HDMI without rebooting the RPi

I've found that my Raspberry Pi2's HDMI port only works if there's something attached to it when the RPi initially boots. If it boots with nothing attached, and I later attach a monitor, nothing shows ...
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77 views

Audio goes in and out on Retropie

So as my title suggests I am having an issue with my Retropie installation. I am currently using latest greatest BerryBoot, OpenElec, and Retropie on my Rasp Pi 2 updated as of yesterday evening. The ...
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24 views

omxplayer - HDMI audio working on one TV, but not another

I am using Omxplayer on a Raspberry Pi 2 to play some video files - always through the HDMI port. When I do this at home - everything works fine, both video and audio. When I go to a friend's TV - ...
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0answers
34 views

Mute TV with HDMI CEC Raspberry pi

I am trying to mute my Visio TV with cec-client through my Raspberry Pi 2. I have enabled the CEC features of the TV and have successfully seen status and turned the TV on and off. However, when ...
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36 views

HDMI screen issues at boot

I am using an Adafruit 5" HDMI 800x480 touch screen. In the Adafruit learning center instructions for the screen, it specifies that you may need to change the config.txt around in order for things to ...
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1answer
67 views

How to find the config.txt on noobs

I am trying to use an hdmi screen with my pi but in order to do that I need to go into the config.txt... I cannot find the config.txt in my NOOBS sd card. Is there a way to find that or make one?
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1answer
37 views

I'm having trouble setting up my config.txt file to work with hdmi display

I plugged in my pi to my hdmi screen and I've been getting a screen with just lines on it going up to down. It makes sense as this hdmi screen does not have a video scaler so unless you get the ...
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0answers
60 views

HDMI Output Not Working on Raspberry Pi2, model B

I am trying to set up my Raspberry Pi for the first time. I downloaded NOOBS from the Raspberry Pi website, and followed the instructions to format the micro SD card (was fresh out of the package ...
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1answer
127 views

Touchscreen w/ HDMI output only when a display is attached?

Probably a very simple question, but I haven't had much luck finding a answer on my own. I have a Tontec 3.5" touchscreen plugged into my RPi2. Is there any way that I can use the touchscreen when ...
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1answer
159 views

Raspberry Pi 2, Alsa PCM 5.1 Surround

I'm currently having a lot of trouble trying to get Alsa PCM to do anything other than Stereo/Mono. I'm more than certain the raspberrypi is capable. However I can't seem to find the information I ...
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2answers
124 views

Display goes blank periodically on LG TV

I am using Raspberry Pi 2 with Raspbian OS. It is connected with usb wifi adapter, a bluetooth adapter for keyboard and power supply is 5v 2000mA AC/DC adapter. RPi goes blank periodically for a ...
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1answer
34 views

What settings are required for Windows IOT Core HDMI to TVs/Monitors

I've reset my Win 10 RaPi a few times and each time I've come unstuck on the settings that I need to reapply to get my HD Samsung TV working again. What settings are required for particular TV's?
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1answer
87 views

HDMI to VGA converter

I am connected raspberry pi 2 model b HDMI to VGA converter cable to my Desktop VGA card.But in monitor first 10 seconds it will displays the process and then screen will some red scratches coming ...
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1answer
33 views

changes in config.txt are not applied

I edited the /boot/config.txt file to adapt to my monitor settings: # uncomment if you get no picture on HDMI for a default "safe" mode hdmi_safe=1 and hdmi_mode=58 But when I reboot, the hdmi ...
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0answers
55 views

Raspberry Pi 2 Model B no image

I've just purchased a Rasppery Pi Model B, i've installed Noobs latest version after i've formated card with SD card formatter. Problem is when i'm booting it appears the menu to install Raspbian, but ...
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133 views

CEC-Client does not find devices but RPi controls my TV

my Raspberry Pi does turn on and off my TV automatically but the cec-client which can be used from the console does not find any devices. And so i can not control it via the command line. The output ...
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3answers
97 views

Rotate Display Depending on HDMI or Composite Output

I've edited the config.txt file and added display_rotate = 1 to achieve portrait display on a small 7" screen. That works great for the smaller screen but when I plug my Raspberry Pi into the TV using ...
13
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1answer
2k views

Raspberry Pi Zero with Ethernet Over HDMI

The new Raspberry Pi Zero doesn't have any kind of connection, but someone have tested if Ethernet over HDMI works? I don't have found any info in the web (even what HDMI version the Raspberry Zero ...
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1answer
48 views

Camera through HDMI?

The display I have connected to my Raspberry Pi has a built-in camera on the top. Can I access this through my raspberry pi as I might a USB webcam? I'm currently running ubuntu mate on the pi in ...
0
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1answer
70 views

Getting a video error after writing Ubuntu Mate to a SD card

I have written an Ubuntu Mate image file to an SD card using win32disk manager. When I insert it into the Raspberry Pi, it keeps displaying the following message on the monitor: Digital Input - ...
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2answers
61 views

How do I tint my monitor red for nighttime use?

I like my monitor dim and red-tinted at night. I used to use xcalib -green .1 0 1 -alter xcalib -blue .1 0 1 -alter on my laptop. I'm now using a raspberry pi2 with an HP 2010i monitor and ...
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0answers
12 views

NOOBS on RasPi 2 Model B - No Display, No Config [duplicate]

I have installed NOOBS on an 8GB microSD Card. When I plugged it into the RasPi, there is no display on my monitor. It says "no signal", but the RasPi is booted up as seen with the RED and GREEN ...
2
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1answer
120 views

Is it possible to connect a raspberry pi to an apple cinema display?

I have an old apple cinema display, which has firewire and usb inputs. Is there anyway to connect the pi 2 to this? I have looked and I can't find any cheap solutions so I am planning on purchasing a ...
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1answer
98 views

Blank screen on first boot, screen appears in second boot

I am using Raspberry pi 2 with kernel version 3.18.11-v7+ and HDMI to VGA converter to connect to Monitor. Every time I disconnect the power supply and boot, blank screen appears. When I reboot, ...
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1answer
76 views

When using display_rotate=1 the screen tears

I'm trying to set the rotation on the Raspberry Pi to portrait mode. On startup the RPi GUI is shown looking fine but if I move anything (a window for example) then the screen tears (not fully ...
0
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3answers
202 views

raspberry pi 2 model B hdmi to vga converter

hi I just got a pi 2 model B but problem is I don't have a hdmi tv/monitor so I was thinking of getting a hdmi to vga converter I later found that it needs to be active i.e have its own power ...
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0answers
55 views

Reload Display CVT Settings into Custom Mode Without Restart

I am making a DVI generator which will sweep video output resolution and framerate. I am able to add a custom CVT mode via the hdmi_cvt option in config.txt, but in order to load it into the custom ...
2
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1answer
92 views

Force Custom Refresh Rate Through HDMI

I want to be able to forcibly set my raspberry pi hdmi video output to a non-standard (non-DMT/CEA) refresh rate. I am not concerned with whether my monitor can handle the video (this is partially the ...
0
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1answer
112 views

Use ssh to control hdmi tty

I am running a raspberry pi without a mouse and keyboard attached (because i do not own either of them). I already installed Kodi on the Pi using the packet manager, but get stuck on the login screen ...
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0answers
65 views

How can I change the HDMI resolution when also using the PiTFT?

I've got a Raspberry Pi B+ with Adafruit's PiTFT 2.8" touchscreen. Plugged it into my TV (that supports 1080p resolution) via HDMI and used FRAMEBUFFER=/dev/fb0 startx And X started up on the ...
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3answers
252 views

No video output for raspberry pi 2 model B with Jasper image

I just ordered my raspberry pi 2 model B. I am using a class 10 16Gb Sandisk SD card. I used Win32DiskImager to burn the pre compiled Disk image provided by Jasper. I connected the HDMI cable of my TV ...
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1answer
147 views

startx — -layout HDMI -layout TFT # at the same time?

This verbiage implies, if you want a desktop on both heads of a Pi(2) with a PiTFT hat, you just startx each desktop: startx -- -layout TFT & startx -- -layout HDMI & Various combinations ...
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1answer
93 views

How to use Raspberry PI 2 without screen and keyboard?

I have a windows8 laptop (with SD card reader) and a raspberry 2. It works well if I connect it to a monitor and a keyboard at home. But how is it possible to use it, if I'm not home, and I can just ...
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1answer
87 views

How do I modify a passive HDMI-VGA cable to an active one?

I've got a Raspberry Pi 2 Model B and a touchscreen that still uses VGA as input. I got myself a passive HDMI-VGA adapter and tried to turn it on but there was no signal coming in at the screen. I do ...
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1answer
60 views

Turning to HDMI dongle for hdtv's

is there any way to turn raspberry to a HDMI WiFi dongle for HDTV's with non-integrated WiFi support ... (things like chrome cast -Microsoft dongle -(Roku) - ...) can be any support for Wi-Di ...