3 votes
Accepted

Does 60 fps make sense for YouTube?

Google has supported 60fps video since 2014. YouTube has a page that talks about video formats, codecs, framerates, etc., here. It is up to the Browser and YouTube to negotiate what format, frame ...
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3 votes

What causes these lines in the top left of some video recordings?

That's EIA-608 analog closed captioning data. It should be on line 21, which is within the vertical blanking interval of the SD signal. Either the line was shifted down or the VBI was captured as ...
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2 votes

Recording 720p source with 1080p

It is best to match the source dimensions with your recoding dimensions. Using a larger number of pixels requires more data or bandwidth to encode the scaled source. You wont be able to make a sharper ...
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2 votes
Accepted

Can i record continuously, keeping just the last N minutes?

Short answer: no. Long answer, maybe. You have very limited scripting ability via the auto update function of the camera. You simply drop a text file called "autoexec.sh" on the SD card before turning ...
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  • 7,069
2 votes

What kind of mic can be used for double bass?

You can use any microphone for any instrument. However which one you use will depend on your specifics - is the instrument going to be moving, do you want to be very directional to just record one out ...
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  • 2,294
2 votes

Noticeable video delay when connecting to laptop and DSLR + external mic

You're using two separate systems in parallel, which have no way to communicate timing info to each other. There's some delay on the video side, and some delay on the audio side, both pre- and post-...
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  • 4,151
1 vote

OBS custom filename for recordings

I've managed to achieve this using obs-websocket and simple/dirty python script. The obs-websocket plugin can get/set the pattern used by OBS to save recording files. Steps: Install/configure obs-...
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  • 36
1 vote
Accepted

How to include guitar tabs from guitar pro in video?

The Guitar Pro website doesn't list video as one of the output formats available within the software. So, you'll need to use screen capture software to record the animated tabs, then composite this ...
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  • 4,151
1 vote

FFmpeg : Desktop Recording for YouTube

Remove: -profile:v high -level 4.0 - You don't need to set a profile or level because you're not targeting any specific, limited, or outdated devices. These options don't matter because YouTube is ...
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  • 9,149
1 vote

Is there a way to screen record with 1000fps?

You don't have to be mad, we're only helping :D Yes, there is software out there that does that. Try: Open Broadcast (obs) Fraps (although I personally hate it) Streamlabs (basically obs but in a ...
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1 vote

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

Either remove the -copyts or switch -t 06:00 to -vframes 9000
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  • 30k
1 vote

Recording 720p source with 1080p

While it is true that you can sometimes gain additional sharpness by recording at higher resolution and then downsampling after you have finished any other changes you plan to make, that isn't ...
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  • 19.2k
1 vote

Record video and sound with backtrack

This is really the same trick as what is needed for a music video. There are two options for it. If you want to record the actual performance, play the backtrack while recording the video and ...
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  • 19.2k
1 vote
Accepted

Recording in a training room with upside camera mount from the top

You can record video upside down, and then flip it using PC software. Eg. Avidemux, which is freeware can flip videos. For sports or action, GoPro Hero is very good camera. I can stream to PC or Mac....
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  • 530
1 vote
Accepted

Reapply video color autocorrection

If you want the “best possible results” I would recommend the following workflow, or similar variation thereof: Export your captured video source to a JPG Image Sequence. This will create a JPG for ...
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  • 2,457
1 vote

Is footage recorded through external recorder really better?

Unless the DSLR/Mirrorless camera you are using outputs 10-bit 4:2:2, using an external recorder to up-convert the footage to ProRes HQ will not result in a better image quality than what the camera ...
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1 vote

Xbox 1 Controller sound while recording

A typical solution is to create better acoustic isolation between your keyboard/controller and the microphone. The thing that really stops sound waves is not foam itself, but mass. Eight ounces of ...
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1 vote

How to obtain clipname while shooting?

Both RED and Alexa cameras offer this feature, and the Sound Devices PIX 240i reads it. But nowhere on the Internet is there any documentation that your SONY camera offers this feature. Either SONY ...
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1 vote

Started to record over AVI file

When overwriting happens, usually old file is removed. So, new file size is around 0 bytes. Here nothing to rescue. If you realized your mistake ASAP, in a few seconds, you can press RESET button. ...
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  • 635
1 vote

Recording Screens From Multiple Perspectives With Voices and Computer Audio

You could both record your individual screens and microphone inputs. In after effects (or another program of choice) you have the ability to separate the audio and visual so it is possible to change ...
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  • 129
1 vote

Which (video game) recording program fits for these criteria?

None. If you want low CPU/GPU usage and small file size, you need a hardware encoder. Period, end of story. Games are CPU/GPU intensive and video compression is also exceedingly demanding on CPU/...
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  • 19.2k

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