Questions tagged [video-capture]

the process of capturing a video signal with a computer, using a capture device (PCI-E, USB, Thunderbolt)

Filter by
Sorted by
Tagged with
0 votes
0 answers
15 views

SCART To HDMI recurrently loses signal: hardware problem, firmware bug, or else?

I just bought a scart to hdmi adapter. It was not the cheapest as it also acts as a switch between 3 types of inputs : SCART, "3-cable AV", or just HDMI. My goal is to video capture some VHS ...
Myoch's user avatar
  • 101
0 votes
0 answers
9 views

Videos of interacting art (from two different types of art genres)

I was unsure about whether to post this on the Computer Graphics stack exchange. I could also have chosen the Graphic Design stack exchange or the Arts & Crafts stack exchange. However, as you ...
Joselin Jocklingson's user avatar
0 votes
0 answers
22 views

Extreme Latency issues when streaming RTMP with FFMPEG

at the moment some colleagues and myself are working on our end-of-school-project, which is a FPV-Drone, where we're doing the electronics and more importantly the Live-Video ourselves. For this Video-...
LyffLyff's user avatar
0 votes
0 answers
16 views

FPV-Camera Input in Black and White / losses Color on conversion with FFMPEG

so we're working on our end-of-school project and it's an FPV-Drone with an Analogue Camera on it. Plan is to send the video feed to a Raspberry Pi running an RTMP-Server from where a Phone-...
LyffLyff's user avatar
0 votes
1 answer
19 views

Current hardware and software for converting family tapes to digital. Most of the existing links are out of date/not manufactured. I have a Mac M3

Current hardware and software for converting family tapes to digital please. Many of the existing links appear out of date/not manufactured. I have a Mac M3.
John's user avatar
  • 1
0 votes
0 answers
18 views

How to record glitch footage on a tv?

I’ve got an analog glitch fx module. It takes rca video input and outputs the same. The footage is on my pc. My plan is to connect it as follows. Play the footage on my pc. HDMI cable from pc to a (...
M. Guillaume's user avatar
1 vote
1 answer
717 views

Which gives better quality SCART or S-VIDEO?

I have SVHS video cassetes and Panasonic NV-HS1000B. It has 2 outputs. S-VIDEO and SCART. There is any reason to use SCART and not the SVIDEO output? I was googling but was confused. I read that SCART ...
Aminadav Glickshtein's user avatar
0 votes
1 answer
914 views

ffmpeg recording audio / video sync issues

I'm using ffmpeg to record NTSC analog video on Linux Fedora 36 using a Blackmagic Intensity Pro 4K for video and a Scarlett 2i2 for audio. I'm using a TBC to avoid dropped frames and to ensure a ...
sling jones's user avatar
0 votes
0 answers
55 views

Picture quality of video capture file produced using Virtualdub is excellent when played on my laptop but not on my smart TV. How can I fix this?

I'm trying to digitise some old Hi8 camcorder tapes using VirtualDub 1.10.4 with lagarith lossless codec compression and a Magix USB video converter 5 capture card. When the captured file is played on ...
CMac's user avatar
  • 1
0 votes
0 answers
37 views

How can I make a top 10 videos on iMovie? Like does it have a feature on the Storyboards where I can do this?

If it matters I'm trying to do this on iOS would I need resources from other apps to make the video
Zaye's user avatar
  • 1
0 votes
2 answers
3k views

What cameras/setup can record 10-12 hours long continuous video in very wide angles in high resolutions without being physically humongous?

My aim : (purpose - long drive activity) to record a 10-12 hour long video (not a time lapse) possibly ultrawide (upwards of 130 degrees or something like a super-view from GoPro) higher resolutions ...
Code Man's user avatar
0 votes
0 answers
342 views

How to edit my Playstation 5 4K gameplay?

Members. I'm facing a few issues while trying to edit 4K gameplay footage from my PS5. PS5 has two options to capture gameplay: 1080P (.mp4) 4K (.webm) First, the captured 4K footage extension is ....
peacelover007's user avatar
0 votes
1 answer
216 views

kdenlive screen grab on ubuntu stopped working with display changing from :0 to :1

I've been using kdenlive to make videos on ubuntu for a while and the screen grab has been fine but, for some reason (probably something I did to try to get the desktop start button to work on ubuntu ...
paddyg's user avatar
  • 101
0 votes
1 answer
20 views

Camcorder Tape Capture

So, I want to capture from my analogue camcorder tapes using the RGB and from my digital camcorder using the mini-dv output so it never leaves the digital domain. I recently bought a device that seems ...
Rick's user avatar
  • 1
1 vote
3 answers
6k views

OBS custom filename for recordings

OBS allows you to change the pattern for the recordings filenames but there is no simple way to update the file name with any custom string before every recording. You need to visit the options pane ...
wwk's user avatar
  • 46
0 votes
1 answer
173 views

MKV file corrupted

I use the movavi screen recorder 10 program for screen recording. However, today, when I finished recording a video, the program stopped responding and I had to close it forcibly. Conclusion: the ...
A13235378's user avatar
0 votes
1 answer
107 views

video not showing full screen

I have video from multi videos, when I import it in after effect, one of them not showing full screen. I think when see image will understand my problem in video player: in after effect after ...
Nada's user avatar
  • 3
1 vote
1 answer
220 views

Is the RCA camcorder output analog?

Bear with me because I am very new to this topic. I saw a setup where someone was recording using two cameras and sending the output to a laptop. The camera output was sent via a three pin cable which ...
Pubudu's user avatar
  • 11
0 votes
0 answers
423 views

Converting/filtering/deinterlacing VHS captures on Linux

I'm pretty much a novice video editor especially on Linux. I'm looking to take a bunch of old home videos I captured using ffmpeg and clean them up as painlessly/automatically as possible. At this ...
John Kuhns's user avatar
1 vote
0 answers
73 views

Compensate or fix VHS artefacts in areas of high contrast

Take a look at the man in a tuxedo. To the right of the black leg, there is a bright vertical line. Is there some kind of filter in something like VirtualDub or Vapoursynth which could improve this ...
Prof. Falken's user avatar
0 votes
3 answers
89 views

using canon 5D markiii or Olympus OMD EM5 as computer video camera?

I tried the EOS utility and cam link USBs but nothing works for the two cameras that I own---canon 5D mark iii or Olympus OMD EM5. I understand that they are pretty old models. I was wondering if ...
yifanwu's user avatar
  • 101
0 votes
0 answers
58 views

How many I-frames are in a single shot?

I have some fundamental questions on shots and I-frames. When we apply shot detection on a video, how many I-frames will exist in a shot? How many frames exist between two I-frames? And does the shot ...
angel_30's user avatar
  • 353
3 votes
1 answer
1k views

If I screen-capture a snapshot from a HDR movie, will the snapshot image be a HDR image?

I have a HDR movie content playing on a HDR supported PC, using software like the VLC layer. If I take a snapshot to get a png image file, will the image file include the HDR information? That is, if ...
Haruto.S's user avatar
1 vote
1 answer
68 views

How to make scenes look continuous?

So I shoot scenes with my cellphone (whether FHD or UHD). But other scenes I take them from clips I find online in a subscription service. If I try to make the video of contiguous scenes combining ...
Ritchie's user avatar
  • 25
1 vote
1 answer
710 views

Camtasia Studio video files are too big

I've been trying to export an HD video from a screen recording created with Camtasia studio, but every rendering is returning videos with 80 mb/s of bitrate, I'm setting it to 65% quality, MP4. If I ...
023023's user avatar
  • 111
1 vote
1 answer
894 views

Is video output in YUY2 color space lossless if the input is sRGB?

I am considering purchasing one of these: https://static.cloner-alliance.com/manual/ca-1080fl_user_manual_v1.1.pdf It claims to be able to capture "uncompressed video", but in the list of ...
jl6's user avatar
  • 123
2 votes
2 answers
190 views

Permanent metadata for videos

Is there any existing container (video format) in which the metadata is immutable? I am new to this topic and my use case is that once a video is recorded, I want to preserve the metadata (for ex ...
Nikhil Mishra's user avatar
0 votes
1 answer
321 views

Why does my VCR output a grayscale video if I use an S-Video cable?

I asked here if an S-Video cable could improve the output quality of my VCR (Sharp VC-M401SM). The answers were promising so I bought this S-Video cable (they send me a 2 m cable instead of 0.5 m). ...
simonet's user avatar
  • 143
2 votes
1 answer
1k views

Benefits of component/RGB connector (vs. S-video or composite) for VHS capture?

I know it's 2020 but I still have a few VHS tapes to digitise. I do not expect the picture quality to be necessarily good enough to worry about this question. Still, I would hate to lose any tiny ...
Greendrake's user avatar
0 votes
1 answer
120 views

USB Webcam not working with USB Microphone

I have two USB devices: a webcam and a microphone. I can play the webcam's video into VLC and GUVCView. However, I want to use the microphone for another application. The issue is that launching ...
leftcursor's user avatar
1 vote
0 answers
99 views

Application specific screen recorder for Android

For windows, using OBS studio, I can record the screen of a particular application. If in between, I open another window, the recorder records only the selected window and not the window on top. But ...
Nagabhushan S N's user avatar
3 votes
1 answer
75 views

Best practice for recording video calls

I’m a video producer isolated because of Covid19. I’m going to be spending a tonne of time recording guests over video calls. So far I’ve been asking them to record audio locally, recording the ...
tomh's user avatar
  • 7,757
0 votes
1 answer
252 views

How to get a TV channel to stream as IP camera

My apartment building is broadcasting security cameras via a TV channel. I want to watch this broadcast on an IP camera viewer software (and there combine it with IP cameras that I am using). Is that ...
uncovery's user avatar
  • 203
1 vote
1 answer
43 views

Best camera for turnkey studio recordings

I work for a university, and I will be working on setting up a small recording studio for our department. The purpose of the recording studio will be to record high-quality educational content. We ...
bddicken's user avatar
  • 121
0 votes
2 answers
685 views

Record for an hour using mobile phone

I want to record someone speaking for about an hour without any gaps. To do this i'm using a Samsung Galaxy s8. The default video application splits the video into 4gb files when recording longer ...
reggie's user avatar
  • 111
0 votes
3 answers
100 views

Syncing Audio and Video

I have am doing a video recording podcast. I am recording the audio with Audacity with my 4 Shure mics hooked up into my Clarett 4pre USB. I am recording the video with OBS Studio a Cannon Vixia GF ...
Josh Holly's user avatar
0 votes
1 answer
32 views

How to record myself while not noticing myself?

I am using an Android Oreo phone. I would like to make a video of myself, but while I make it, I want the screen to go blank. This is so that looking at myself on the phone while I record will not ...
Joselin Jocklingson's user avatar
0 votes
0 answers
983 views

FFmpeg 2017 vs 2019 decoding performance improvement

I was trying to do some basic profiling on ffmpeg, following my previous question here. I have a relatively high-bitrate .ts file (17mbps), and I have two versions of ffmpeg (2017.3 and 2019.4), and ...
angel_30's user avatar
  • 353
3 votes
1 answer
1k views

DeckLink recording using ffmpeg on Ubuntu 18.04 doesn't start

I've been spending the 24 hours troubleshooting this problem, but am getting a bit stuck. Pre-info: I'm running an Ubuntu 18.04 server with a DeckLink Duo 2 card inside. Goal: Capture video from the ...
Rik Roukens's user avatar
0 votes
1 answer
58 views

Can I capture different native resolutions with the same CCD-Sensor?

Im working on a paper for my university and need capturings of the same scene in different native resolutions. Im currently using the Logitech BRIO camera with OBS for capturing. My question is: If ...
Obliviously's user avatar
0 votes
1 answer
309 views

Compile FFmpeg example code

I was trying to compile an FFmpeg example code HERE that illustrates how to use filters using it's C APIs. I compiled the code (throuh a universal make). As the usage suggests, I'm doing this: ./...
angel_30's user avatar
  • 353
-2 votes
1 answer
20 views

Software that captures and compresses simultaneously

I'm trying to find open-source software that compresses video captured from a webcam automatically. I'm thinking of automatically compressing like in post-production. For example, compressing the file ...
sebelly's user avatar
0 votes
1 answer
367 views

Is a UK PAL video tape compatible with a continental Europe PAL VHS/S-VHS player in terms of video and sound

I've read that the difference between UK PAL and Continental PAL is the carrier frequency used for the audio. But is that referring to: the (now former) analogue TV broadcasts the encoding on the ...
therobyouknow's user avatar
0 votes
1 answer
2k views

Call FFmpeg filter from source code (C API)

I'm trying to find out how to call a FFmpeg filter (freezedetect) from within FFmpeg's source code. I see the filter's file is under libavfilter/vf_freezedetect.c, but I don't know how to use that ...
angel_30's user avatar
  • 353
3 votes
1 answer
503 views

Why is my Linear FOV GoPro Hero 4 Black video distorted at edges?

I installed the latest firmware as of 09-APR-2019 to my GoPro Hero 4 Black. I recorded video in 1080 60fps in LINEAR FOV mode with ProTune enabled. Why am I seeing lens distortion at the edges? For ...
AlexS's user avatar
  • 133
0 votes
2 answers
879 views

Can't capture video from dshow device. FFmpeg finish immediately resulting empty file

I'm digitizing my old tape recordings from usb dongle. Everything been ok, I digitized several tapes, but I'm abandoned this project for a while and reinstalled windows. Keeping on secondary drive the ...
Alex's user avatar
  • 1
0 votes
0 answers
1k views

Desktop Capture Has Become Choppy/Jerky with FFmpeg

Recently, videos produced by capturing a window on my system using FFmpeg have become choppy/jerky, as if frames have been dropped or duplicated. FFmpeg will sometimes report that a number of frames ...
AntumDeluge's user avatar
0 votes
1 answer
2k views

FFmpeg Can't Capture Window Rendered with Secondary GPU

Edit: I am using the terms "primary" & "secondary" cards below loosely. I'm just assuming the Intel card is considered the first card. I recently discovered how to use my secondary graphics card (...
AntumDeluge's user avatar
-1 votes
1 answer
37 views

What is the good video equveilent of 1300D?

I was surfing the net and I found this answer. Bottom line with the canon rebel series cameras is that the video is pulled from a low resolution capture of the chip which is normally used for ...
Delta Oscar Uniform's user avatar
-1 votes
1 answer
38 views

How do you make video look natural?

I want the videos that I will shoot to feel natural and I don't know what I have to do. The research I did in the internet says aperture of our eyes are around F/8 in bright conditions and around F/2 ...
Delta Oscar Uniform's user avatar