Questions tagged [video-recording]
The video-recording tag has no usage guidance.
233
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Can some one help me how to make ffmpeg capturing with preview on PictureBox?
My system is Windows 10/11
I am making ffmpeg based video capturing software in VB6 with preview.
I could deal ffmpeg.exe only by command line.
Source is from Decklink card or Video file.
I can't use ...
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67
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FFmpeg RTSP Recording: Video Timestamp Does not Match With Recorded MP4 File Timestamp
I'm currently testing by streaming a 30 fps example flv video using a local Happy-Time RTSP server.
This is the flv file i am streaming with RTSP:
I recorded the video with below ffmpeg command:
...
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1
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What can be done in this video to solve "the air-conditioning problem"?
This lecture seems to have been filmed in a classroom with ar conditioning. I can see the professor is using a microphone that's very close to his mouth. I would like to also record lectures like ...
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Noise artifacts when recording HDR videos
I have a Google Pixel 7 smartphone with support for HDR (10 bit) video recording technology in 4k 30 frames. And I was wondering how the environment affects the shooting of this video format. When ...
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How to have manageable video size while recording using Android smartphones?
I have Xiaomi smartphone with Android operating system in it. Whenever I record something using the front camera, even if just for a few seconds, the recorded video file size comes out to be very ...
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How can I know the settings of a camera without being there?
I am an audiovisual student and I have to record a short sequence of a party.
My teacher asks us for a report with the following camera configurations:
ISO:
Fps:
Shutter:
Codec:
Format:
Contrast range:...
Jay
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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 (...
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FFmpeg. Processing new jpeg files that appear
I have a directory where new files in jpeg format are periodically emerge.
How can these files be processed one by one,
waiting for the next one and convert them to a mp4 file.
I tried like this
...
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Recording webcam got too big file in 12 hours, spliting the file takes much less space
Sorry I do not give better details, I am too new on this
this weekend we left OBS recording a small portion of the screen, with audio, for an university experiment (we have a software that analize ...
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When a GoPro is recording, how can I see whether it is recording a regular video or a timelapse?
I use a GoPro 10. When it is recording, how can I see whether it is recording a regular video or a timelapse?
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If I split one video into 2 in Capcut mobile app is there a way to merge them again?
I Googled, watched YouTube tutorials and none have the answer. Please keep in mind that I am asking about the Capcut mobile app and not the Pc version
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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 ...
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1
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366
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How can I make 4K videos shot at night with a Google Pixel 6 less grainy?
By default, 4K videos shot at night with a Google Pixel 6 can be very grainy:
How can I make 4K videos shot at night with a Google Pixel 6 less grainy?
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Is the EF mount on the BMPCC 6k weak? If yes, how weak?
BACKGROUND / PROBLEM
Hi, I plan on getting a Blackmagic Pocket Cinema Camera 6k g2 sometime soon, and don't know the physical limits of what the body of it can withstand. I've heard that EF lens ...
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1
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940
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Are there any reasons to not use 50 frames per second?
When you set a GoPro to mitigating flickering problems in Europe, where AC comes at 50Hz, instead of 30 and 60FPS, you get 25 and 50FPS as the options. I'm recording videos to upload to YouTube. ...
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How to calculate lenses parameters to record a pc monitor
I want to make a video audit of my pc screen (4k). The distance would be about 40cm to the centre. Can it be done with much of distortion of the geometry (I cannot place the camera at the centre ...
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GoPro's denoising artifacts
When shooting a piano from overhead with a GoPro Hero10 Black,
the hands' skin texture and knuckle wrinkles are smoothed so much that it looks like a plastic mannequin. It looks like what PhotoShop ...
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119
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What is the effect used in movie gulliver's travels title cards
I am not a media professional, But kind of mind-blown by the effect used in the Gulliver's travels title cards (in the beginning)
Added few screenshots of it, As i couldn't find the right word to ...
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158
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Connecting CCTV coax-based video surveillance cameras to a Synology IP solution
[I hope this is on-topic here as it appears somewhat related questions have been asked before]
I have a 4-camera analog CCTV system using coax cable. I'd like to replace my analog DVR (digital video ...
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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
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one-man-band outdoors interview filming, using gimbal
In the last couple of years, I've been interviewing WW2 veterans living in Israel, as part of a project of mine - whose goal is to allow the last members of the greatest generation to tell their ...
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2
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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 ...
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254
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How to setup Sony A58 for clear movie recording?
I have a Sony A58 camera and 18-55mm lens. I did some recordings with AF (Auto-Focus). The frames are a bit blurry. They are actually clear, but it seems to me like the camera is taking two shots and ...
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Which desktop recording software can be used to record also right click popups
Most of desktop recording software which I have tried - like sharex, obs studio - does not record everything - like right mouse click popup windows are missing from recording. At least for external ...
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OBS: cropping without black bars
OBS is awesome because of its many many versatile features. Sadly, at the same time it seems very rough around the edges, making it hard to get even basic things working.
I want to capture a portion ...
- 101
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155
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How to split a huge video into smaller files automatically in windows?
is there an app that I can use windows that can take a video and divide the file to N number of files? Like for a 1 hour video, I'd like to create 6 videos or 12 then it will automatically determine ...
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360video - POV Learning Scenarios
I'm working for an educational facility for social workers and have a project to shoot 2 scenarios, of physical escalation with therapists and patients with cognitive disabilities, in POV.
The ...
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1
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620
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Can i use my laptop as an external recorder
Can i record 4k video from a canon mirrorless (r6) directly to my laptop hard drive just like one would do with an Atomos Ninja? I record a lot of singing events where the camera is standing in one ...
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748
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Fixing MDT file from Panasonic camcorder
When Panaconic videocameras are abruptly interrupted while recording, the video is on the SD card as .mdt.
It's supposedly a video stream without a header and a footer.
How can I convert this to be an ...
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How to automatedly synchronize video recording with pre-recorded music track?
When they film music videos ---ones that require the artist to lip sync in cooordination with a pre-recorded song--- do they synchronize
the moment that the cameraman hits the record button on the
...
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444
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VLC doesn't play mp4v video converted with VLC to h264/h265
VLC reports the original video as:
Codec: MPEG-4 Video (mp4v)
Video resolution: 8192x8192
Frame rate: 7.549296
I am using the Convert / Save option to convert the video using the following profile:
...
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616
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How to convert Fast Mpeg 4v2 (mp4v) with ffmpeg
I have problem with ffmpeg properly recognizing a video encoded with Microsoft Fast Mpeg 4v2 codec. Apparently it's a software codec. VLC plays the video fine. The codec reported by VLC is:
Codec: ...
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How can I generate voice as someone elses voice?
I dont know if its possible but I would like to create voice similar to Gandalf from Lord of the rings. Is there some app or program which can help me? I know that I can use google translator but it ...
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400
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Software or method to detect sequences of non-black frames in a long video
I have a large video file (about 6 hours long), it's a record from surveillance camera, the camera itself has no illumination features, though surveiled area has pretty good light which is triggered ...
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Is a TBC required for converting VHS home videos to digital format?
This is a follow-up question to this one. The DigitalFAQ forum, whose members seem to know a lot about this particular topic, say about TBCs:
You must have some form of TBC, it's not optional. You ...
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How do I improve sharpness of foliage and distant objects during video recording?
Lately I have tried recording some video using my old Canon. While I achieve decent results during macro shots and while filming human beings, I have noticed that foliage and distant objects in wide ...
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2
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video bad resolution it stuck in some frames [closed]
I try to design video that include phone screen recording.
the phone recording is good resolution out after effects
when i add it to after effects it's stuck in some frames and it seems bad resolution!...
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re; using 2 i-phones simultaneously in adjoining rooms for video input to macbook pro
I would like to 'overlay' two individual video feeds from two i-phones (with individual audio feeds from each person via XLR cable) to an existing video so as to stream both the prerecorded video as ...
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Recorder for 2 HDMI Signals into MP4/MKV with 2 Video Tracks
Is there something like the Atomos Ninja V, but with two HDMI inputs and producing MP4 or MKV files with two video tracks? A combination of multiple devices (mixer, recorder) would also be fine.
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2
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How to record with low file size in OBS
I downloaded OBS to try to record some online lectures with low size. I tried some other software already, but the file sizes and quality were too high. I'm trying to keep the file size as low as ...
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How to create a educational video by only using your voice and some photos
I would like to create some educational videos in which I will use only my voice and some photos/text headlines, notes etc. on my Mac computer. I am aiming at creating videos that are as much as ...
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How to put your GPS track in a video?
I am about to start a channel on YouTube.
There will be occasions that I will drive while recording my path with an indoor (inside car) camera. I thought that it could be great if I put a tiny square ...
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Recording a lecture, mirroring Ipad to Windows PC
I would like to record a lecture for my maths students. I want to write it on my Ipad (in goodnotes), mirror Ipad on my PC laptop, and use OBS on my PC to combine the image of the Ipad with the input ...
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157
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Preview Aspect Ratio on Camera LCD Screen
I am planning on shooting a short film with my DSLR (Nikon D5300). I want the film to be in 2.39:1 (1920x800), but my camera is recording in 16:9 (1920x1080).
I wondered if there is any way to ...
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943
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Merge multiple video files using ffmpeg by adding multiple compress options
I would like to merge multiple video files, performing in the same time complex compressing options.
How can I do that? The following ffmpeg command resulting this error:
Filtergraph 'scale=1280:...
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3
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1k
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How to solve audio/video sync issue on my mp4 screenrecording?
I'm relatively new to video editing and struggling to solve a problem whereas the video (i.e my lips) is out of sync with the audio (i.e my voice). The beginning of the video is fine but by the end ...
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How do I record video on my computer using a (mirrorless) camera as the video source?
I want to record video on my computer using my Canon M50 as the video source. It's similar to how one might use a webcam instead of the camera integrated into their computer. The only difference is ...
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Testing if VCR supports S-Video by image comparison. Is it correct?
When I capture a video from my VCR (a Sharp VC-M401SM) with an S-Video cable connected to a SCART adaptor (like the one shown in this post) I obtain a gray-scale image.
One possibility for this is ...
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How do I make video tutorials of someone(s) working through a website on their computer?
The trivial way to solve this problem is just to screen record my computer, but I want it to look professional.
I don't want unprescribed mouse movements. I want them to be direct and towards the ...
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Audio is corrupted after joining videos with ffmpeg concat demuxer
I've concat or joined four video files using ffmpeg concat demuxer The video has no problem. But on audio side I am greeted with a bunch of error when I tried re encoding the final video. Here is the ...
