7 votes
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How to Record a Dark scene without any Noise?

With low light levels your brightest signal will be close to the noise floor, so you only really have three options: a camera with better low light performance (although this can only take you so far)...
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  • 2,294
7 votes
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SDI - serial digital interface

General SDI vs. HDMI Information SDI is easier to connect to other professional equipment than HDMI. It is an all purpose signal, as opposed to HDMI that was originally intended only to connect to ...
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6 votes

What Video Camera and Tool is best to Produce Interviews & Small Docus for my Contruction Company?

This question is really super broad, possibly too much so, however I will try to offer some general tips for starting out in video. The most important thing with video is having a stable shot. ...
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6 votes
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Smartphone vs camcorder

There are a few things you are missing, and a few more you just aren't fully appreciating how much of a difference the things you mentioned make. First, the S6 sensor is not over 1/2 inch, it is 1/2....
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  • 19.2k
6 votes

Corrupt MP4 [recording interrupted]

I recently encountered this exact problem and I was able to repair the file using Untrunc, a program created specifically to solve this problem, as suggested by sparrowt on SuperUser: For this ...
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  • 161
5 votes

Why does my still camera stop recording video on its own?

There are three main reasons that still cameras with video functionality have restrictions on the length of video they will shoot. The first and most common, as tomh pointed out is tax purposes. The ...
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5 votes

Compare an original video with a transferred video?

There are quite a few programs that do so-called "full reference" measurement, i.e. comparing an original against a degraded signal: http://www.acceptv.com/en/products_vqa.php http://compression.ru/...
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  • 945
5 votes

Why Camtasia always produce video with a low quality, even if I record in 1280p, for example?

The quality of the images you posted look completely normal to me for what you are doing. You're taking a screenshot and scaling it down. That means that anything drawn as a single pixel in the user ...
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  • 2,146
4 votes

What Video Camera and Tool is best to Produce Interviews & Small Docus for my Contruction Company?

Don't underestimate the importance of sound. Viewers will tolerate visual mistakes much more than auditory ones. When someone is speaking, background noise needs to be minimized. Remember that ...
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4 votes
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How can I make professional video using an iPad?

Trade in the iPad and buy a desktop or laptop that you can edit on. You will not produce professional results entirely on an iPad. I am not aware of any good video editing options for iPad, ...
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4 votes
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What to do when camcorder angle does not cover entire area to record?

You're correct that you either need to place the camera farther away until the entire field is in view, or use a wide-angle lens adapter (not necessarily "fisheye" but wider). For indoor soccer, ...
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  • 334
4 votes

Equipment for documenting an adventure journey

I hate to burst your bubble, but if you are expecting video to be a similar level of intrusiveness to photography, you are almost certainly mistaken. Video is a much more work intensive process as it ...
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4 votes
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Blotchy, pale, reddish skin

I'm not being flip, but consider that not every problem has or needs a technical solution. Stage makeup can make you look any way you want to look on camera. No professional video host would go on air ...
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  • 4,654
4 votes

Corrupt MP4 [recording interrupted]

Updated: this tool can now recover files from more sources. Try with recover_mp4_to_h264. It's a command line program, and will require a good reference file. Usage as indicated: recover_mp4 ...
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4 votes

Digital TV SCTE 35 signal

To determine if a channel has SCTE-35, you will need to have the Program Map Table (PMT) recorded. From the PMT, you should be able to find the Packet Identifiers (PIDs) of all of the streams ...
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4 votes
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Does using an S-Video output via a SCART connector improve the output quality of a VCR?

The answer is probably no, unless the SCART socket on your VCR is labeled specifically as "S-VIDEO". The fact that SCART connector has S-Video pins does not guarantee that your VCR provides ...
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4 votes
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How do I improve sharpness of foliage and distant objects during video recording?

You are most likely observing Optical Aberration - see https://en.wikipedia.org/wiki/Optical_aberration and also https://en.wikipedia.org/wiki/Defocus_aberration. Haze is also likely a contributing ...
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3 votes

How can I make professional video using an iPad?

There are already 2 great answers, I just wanted to add some input that would be too much as a comment. Firstly it highly depends on which iPad you own, the camera in the first 2 generations were "...
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  • 7,069
3 votes

How do I create a video of typing math symbols

You could be clearer about what 'on my video' means. Does that mean: composited with other moving pictures in your video; or does it mean: in a sequence all by itself that's edited into your video? Or ...
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  • 276
3 votes

Low cost frame synchronized (genlocked) 3D stereo camera

You probably will not achieve a 100% perfect result with your setup. That you got them synced to a 1FPS accuracy is pretty amazing actually. Professional stereo setups use frame locking in hardware ...
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  • 7,069
3 votes

How can I record audio & video synced with another audio file?

You are over thinking it. Edit a quick beep in before the audio starts on the song, play the song aloud while you are recording the drums. Hit one of your drums so that you can see and hear it ...
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3 votes

How can I make professional video using an iPad?

There are plenty of camera apps in the app store that will let you lock of the exposure and focus of the iPad's camera. These are the features that I'd consider most important. Locking focus and ...
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  • 4,151
3 votes
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How much recording time at 1080p30 on a 32GB card on a GoPro Hero (1)?

Have you try to go to the product web site and check? http://gopro.com/support/articles/recording-time-in-each-video-setting I know it is about Hero2, but i think the values will not change much. Be ...
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3 votes
Accepted

1080/25p bitrate 15.7Mbps vs 10.4Mbps

The higher bitrate will store more detail in your video. Most video cameras use file compression to throw away parts of the image that they think the viewer won't notice, in order to reduce the size ...
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  • 6,262
3 votes

Who owns the RAW video, audio and photo footage in case the client does not pay the agreed price?

Copyright law here says that the person who shoots the footage owns the footage. The only way to change this is if you sign a work for hire contract which says that the production company owns the ...
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  • 31
3 votes

I got less quality video when I uploaded it on Youtube

It's impossible to maintain the original quality when you upload a video to youtube since youtube reencodes all videos. For a detailed explanation of why it does that, check my answer here. To ...
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  • 5,382
3 votes

Recording me write my notes and my speech at my desk

First, you need a smartphone, such as iPhone or Android. Then you need something to hold it over your notes, such as this. Then you need diffuse lighting at or above the level of your smartphone, ...
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3 votes
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What does an external video recorder like a Ninja offer?

If you record (typical AVCHD) sub-30 Mbps 4:2:0 video to a card and 220Mbps 4:2:2 video to an external recording device, you will be hard pressed to tell the difference when you view it back on ...
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3 votes

Are there Tripods to film the bottom when writing on a paper?

There are a number of photo tripods that allow you to invert the center column. When inverted, the camera sits between all the legs and can be pointed down. Another tripod design has a center column ...
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3 votes

How should I encode my 4K video stream?

As mentioned by @Mulvya, I think the issue is the "slow" preset. One option is encoding a compressed stream that is also lossless. For example, the x264 encoder can do this using "-preset ultrafast -...
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