Questions tagged [video]

Questions related to playing or editing video on the Raspberry Pi, both in SD and HD.

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8 views

Low Framerate in video recording using picamera

I am trying to record HD video using Picamera and writing it using OpenCV. But I am unable to get the desired frame rate (10 fps). I recorded the video of 1 minute but the video that was saved was ...
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2answers
50 views

How am I supposed to set GPU memory in RPi4?

I am using RPi4 for a while and I found some problem playing videos on VLC and you-tube. After searching a long time I found that these problems can be solved by increasing GPU Memory. I found that ...
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2answers
77 views

First frames of video from Rasp Pi camera have a high exposure

When I record video using the v1 of the Rasp Pi Noir camera the first few frames/second have a very high exposure (very bright) and then it settles down to a reasonable exposure setting. Because the ...
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3answers
2k views

Stereo camera frame synchronization/genlock (video or still image)

I need to frame synchronize a stereo camera for a computer vision application. The synchronization should be on a millisecond level possibly. I would like to get about 10 FPS either as video or still ...
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0answers
11 views

How to record and save an ongoing stream from picamera?

I am currently doing this project of streaming a live video into a localhost and then capturing an image after button click using a picamera. Here is my code: For streaming: import io import ...
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27 views

Raspberry Pi 4 with Pi2SCART

I've recently bought a Raspberry Pi 4 that I intend to connect to an old TV with SCART connector to do some sweet old retro gaming. For that purpose, I bought a Pi2SCART adaptator. I've followed the ...
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1answer
370 views

Need advice on how to record video and audio using my RasPi

As an experiment and learning project, I want to create an action cam using my RasPi Zero W, the latest version of the RasPi camera module and an i2S microphone. I have found some RasPi action cam ...
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1answer
324 views

Raspberry Pi B, wont play mp4 videos. Latest Rasbpian Stretch

I'm trying to play mp4 video on vlc player, but it only shows progress and no video is playing. Also, tried with omxplayer, it just says, Have a nice day ;) and nothing happens. I was looking for the ...
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1answer
51 views

Micro pc to control scenography, shutdown

In a quite complicated theater-like scene I need to project a movie on a monitor. The movie must be played when a sensor is engaged (no, I can't use an IR remote control). I was thinking about using ...
3
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1answer
86 views

Pi 4: Can it play blu ray rips

So basically I couldn't find an answer to this directly. But can a Pi 4 blu ray play blu ray rips(from my own blu rays) without issues? With the pi 3 and older, it was too much. Is the pi 4 powerful ...
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0answers
20 views

Assign multiple webcams to fixed /dev/video* at boot

I'm currently working on a project that requires taking pictures with 3 USB webcams but whenever I boot the raspberry, it assigns randomly a /dev/video "address" to each one of them. I'm not using ...
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0answers
26 views

Setting application screen display layer

I am displaying a video onscreen with omxplayer using '--l 0' Is it possible to run a python program and set it's screen layer to > 0 Expanded info :- I am running omxplayer from within a python ...
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1answer
445 views

How do I transfer VHS to digital video?

I've got every generation of Raspberry PI around the house and a VCR with composite output. What's the simplest setup to digitize old tapes (including buying small equipment)? CLI preferred, but I'...
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0answers
15 views

VLC player logo stays at task bar even after closing!

Most of the time after watching a video while I am closing the VLC player, there always is a task stays in the task manager and task bar, I can't play any video until I manually kills it from task ...
17
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3answers
27k views

DSI video connector

On the left of the Raspberry logo, there is a DSI connector. I am not familiar with this standard. What sort of displays can I connect to using this connector? And can I buy these displays off the ...
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1answer
19 views

Is it possible to change video resolution while recording?

Is there possible to change video resolution from 640x480 to 1640x 1232 while is recording and vice versa?
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2answers
69 views

Screen is blinking while playing video on vlc!

I am using PI4 with raspbian buster. While I am playing videos on VLC the screen sometimes blink. The blinking interval is random. Is it normal or is there a problem that is needed to be fixed?
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1answer
257 views

Are there any decent video editors for the RasPi 3?

I've been making YT videos about the Raspberry Pi but have had no way to edit them on the pi. Are there any nice Raspberry Pi-compatible video editing apps?
3
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3answers
10k views

Play multiple different .mp4 videos without gaps

I build a video distribution system, where there is one server with a "playlist" of URLs, and multiple Raspberry PIs working as clients, fetching constantly playlist from the server and putting their ...
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1answer
130 views

RasPi Zero W | Random Screen Flashes

MY PROBLEM: My RasPi Zero W is causing random screen flashes. SOME BACKGROUND: I have three RasPi Zero W's running Jessie Lite, that I use for displaying and syncing SD video on multiple Dell ...
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1answer
564 views

Raspberry Pi Zero hardware based video encoding

I'm trying to build a dashcam with a Raspberry Pi Zero with an official Raspberry Pi Camera (version 2) in an official Raspberry Pi Zero case mounted with a old GPS device cradle. I installed motion ...
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2answers
268 views

vcgencmd in buildroot

I am using buildroot to create a custom os for my raspberry pi. I would like to use the vcgencmd command, but I am unable to find the package that includes these tools. I have tried searching the ...
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1answer
451 views

Force 1080i video at 59.94fps

I'm trying to set up a Raspberry pi to output video to an ancient TV transmitter which requires HD interlaced video at 59.94fps. The Pi HDMI output is connected to a BlackMagic micro HDMI to SDI ...
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0answers
21 views

Gstreamer decoding slow with omx

I am using Gstreamer python binding to play videos on RPI 3 B+. When compared to OMXplayer, Gstreamer is performing poorly. This is my current pipeline : gst-launch-1.0 filesrc location=test.mp4 ! ...
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1answer
2k views

OMXPlayer Audio Out of Sync with Video

I have a RPi and I'm trying to play a full 1080p HD video @ 60fps. The audio is a few seconds ahead of the video. Is there any way to get the video to maybe drop frames? And I'm using a 256MB model, ...
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1answer
243 views

Using the composite jack to connect to a TV

How do I connect my Pi to a TV, using the composite jack instead of the HDMI socket? So far, I have tried using a composite-to-cinch cable, adding a cinch-to-SCART cable to the composite-to-cinch ...
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1answer
151 views

Start pi_video_looper from Python

I am new to Python so please be kind ;) I am trying to start the Adafruit Video Looper from a python script. Basically I have this code: from pi_video_looper.Adafruit_Video_Looper.video_looper ...
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1answer
123 views

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 ...
8
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10answers
42k views

No video on HDMI?

I just got my Raspberry Pi in the mail, and went to hook it up to my TV with an HDMI cable. I plugged in the cable (known to work with my cable box), a keyboard, and then power. A light comes on the ...
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1answer
47 views

Playing a video triggered by a PIR

How would I go about using a raspberry pi to play a video, every time the user is "in front of" the screen (detected by a PIR sensor). Ideally, the screen would be blank, until the sensor is ...
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1answer
23 views

Creating a “video black” gap between videos

Is it possible to play a series of video files without showing the desktop or console between each video? I would be fine with simply displaying a black screen for a split second. I do see that there ...
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1answer
264 views

Text overlay over video stream when saving to file system

I'am using raspberry pi zero as controller which communicate over UART with external board with five sensors. What I need is a way to save video stream from raspicam to filesystem with embedded text (...
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1answer
260 views

AVFrame YUV420P to dispmanx VC_IMAGE_YUV420

I'm using ffmpeg for decoding a video with h264_mmal encoder. And all test videos are in YUV420P color encoding. Also I'm using dispmanx for drawing frames from a video. Only problem which I have is ...
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1answer
176 views

How can I play a .mkv video with subtitles on the raspberry pi 3b?

How can I play a .mkv video with subtitles on the raspberry pi 3b? using osmc or anything else. Also Can I add or use external fonts? I am new to this section so excuse me.
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1answer
314 views

Play a video on startup then run specific application

I'm currently in the process of building a Magic Mirror for my partners 21st birthday, powered by a Pi. Currently, the Pi boots the Magic Mirror application upon start up. However, I'd also like to ...
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0answers
18 views

The Dual-Monitor Problem

I am trying to get xrandr to recognize both the HDMI video and a 3.5" TFT at the same time. I can get xrandr to see one or the other, but not both. $ sudo xrandr -q Screen 0: minimum 1280 x 720, ...
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1answer
35 views

Raspberry Pi 0 as video player

I use Raspberry pi 3 for this but I'm considering buying a large number of pi0's to loop video. Can the source video be stored on the micro SD card or do you need to transfer it in via the mini-USB? ...
3
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2answers
537 views

2560x1080 how many Hz?

Periodically I’m tempted by the ultra wide monitors on the market. If I buy one, it’ll be the 29” LG but my question is can the new pi 3b+ do 60 Hz at 2560x1080?
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1answer
481 views

How to setup video/graphics correctly on the Raspberry Pi 3?

My question is similar to this. However I need to clarify some details. I can't find anything about this statement "I also read that the vc4 driver does not use the gpu_mem parameter, confusing ...
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0answers
25 views

Schedule Video Recording

The code below records video for 24 hours straight which is too much. I wanna schedule the record like from 9.00am to 3.00pm only 6 hours of video. Being a novice and newbie I don't really know how to ...
0
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1answer
3k views

Raspberry Pi Live Streaming using Picam [Audio+Video]

I am currently using picam software to stream audio and video from Raspberry Pi using a NOIR camera and a microphone. One way audio and video is working fine. I need a two way audio connection but ...
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0answers
81 views

VLC Playlist loop on Raspberry startup

I am trying to create the simplest digital signage, so I thought I could create a VLC playlist and then play it on system startup on fullscreen and with hidden cursor. I've read about the paid ...
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2answers
2k views

UV4L can not be started : <alert> [core] No device detected

I was using uv4l package for streaming.suddenly it stopped working when I want run this command for example : "sudo uv4l -nopreview —auto-video_nr —driver raspicam —encoding mjpeg —width 640 —height ...
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1answer
630 views

Video decoding RPi 2 vs RPi 3

I currently have a RPi 2 which has KODI installed and I use purely as a media center. I've noticed a few video's seem to stutter on it though; some 720p content stutters, and most 1080p content ...
2
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1answer
639 views

USB cam with raspberry pi 3: achieving maximum FPS

I am using a ub camera with raspberry pi. When I run v4l2-ctl --list-formats-xext, I get the max FPS is 15 with resolution of 2592x1944. However when I run ffmpeg -t 5 -f v4l2 -framerate 15 -...
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1answer
145 views

Raspbian Buster Video Player Display

I installed Rasppian buster on pi 3 on my 8GB SDCard, No issue what so ever playing video on Chrome, VLC, etc. I now did a squashfs file to boot Raspbian Buster via Berryboot where I have more storage ...
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1answer
2k views

Omxplayer (Raspbian Hard Float) vs OpenElec

I've got a couple of 1080p videos that I'd like to play in my Raspberry Pi (512 MB). This is part of a project I'm doing with a couple of friends. We built a server in Node.js and use a local client ...
6
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2answers
1k views

How can I move the terminal?

For some reason my TV is cutting off about 4 or 5 characters from the screen of my Raspberry Pi. I am using Raspbian, but it occurred with Arch as well. Could it be that I have an HDMI to Component ...
2
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1answer
2k views

Problem recording video with audio from usb soundcard using avconv

What I'm trying to accomplish in this program is that when video and sound is captured, the output file is .mp4 extension (or some other, like .ogv), with video and sound. I know how to capture video ...
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0answers
91 views

How to play 720p/1080p videos on Raspberry Pi 3 A+

I bought a Raspberry Pi 3 A+ hoping, among other things, to play HD videos. I have flashed Raspbian Buster on a 64GB microSD card, extended the FS, and, generally, the Pi seems to work fine with light ...