Questions tagged [video]

Video is the technology of electronically manipulating still images that represent motion.

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2answers
89 views

What do I need to know about buying a VCR for digitising old VHS tapes?

N.B. I considered posting this to hardwarerecs but not only is it much less active than this site, I also have a feeling there's a lot more specialist knowledge on the topic here, and practical ...
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1answer
8k views

Can video have multiple streams (like it has 2 audio streams)

Is that possible, that a video (.mp4 or etc) had two video streams and we could to do work with each stream individually ? (like we do with 2 audio streams and we can remove any of them).. if so: 1) ...
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2answers
2k views

My Canon Powershot SX40 stops recording regularly and predictably.

I have a Canon Powershot SX40 HS and am having problems with recording. I start to record and it only lets me for a short period of time. Then it stops recording by itself. It seems to stop every ...
5
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2answers
3k views

Upload a video to Youtube without losing contrast

I've been trying to upload a video to Youtube which had been created in Vegas Movie Studio HD 11 and rendered as an MP4 file. You may notice the text has become sharper and the watermark is now almost ...
5
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2answers
61 views

Optimal pace of speech

I am applying to a scholarship, where I need to answer some questions in a one minute long video. I would like to push as much information as I can, but I wouldn't like to make it over-crowded... so ...
5
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3answers
3k views

How to make a video from a still image and an audio file?

I have an image file (png) and an audio file (aiff). How do I combine them to make a video file that shows the still image and plays the audio file? Target operating system: either OS X Lion or ...
5
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2answers
3k views

What does a phantom technician do on a production set and why would a director need one?

I just saw a video and in the credits is listed "phantom technician" ? What are this person's duties, and why would a director need one on a production set? Here is the video reference: https://vimeo....
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3answers
11k views

Is there a 4K action camera solution that does NOT have perspective distortion?

I was looking at alternatives to the GoPro (such as the Sony FDR-X1000V), but they all seem to only shoot wide-angle with significant perspective distortion (fisheye). Are there action cameras which ...
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2answers
2k views

What do you call the video effect where water looks like it's standing still when filmed

I found a few interesting effects, which was labelled under the rolling shutter effect, however I was told that this was NOT an example of rolling shutter effect, what would you call this effect? The ...
5
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2answers
2k views

What is a circular motion around a object called when filming?

You know that camera technique when the camera operator usually have a steadicam and runs/walks around a person. I'm trying to learn how to do that with my homemade glidecam but it is so hard. it ...
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3answers
1k views

Transcription Methods/Times

I figured I'd leave a question here while I did the manual labor, but what do you find is the best way to transcribe footage? I'm an editor and the first thing I like to do is create a script of ...
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2answers
2k views

Best rendering options for Sony Vegas 8 Pro?

I have a 20 minute video that needs to finish rendering at a maximum of 7 hours. The video format needs to compatible with Windows without Quicktime. What the the best options to render the video?
5
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1answer
241 views

Adding audio to picture: video too long even when using -shortest

I am trying to combine an audio (.wav) file and picture file (.png) into a video file. The video's length should be the same length as the input audio. Also, the output video should be youtube-...
5
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4answers
1k views

How to create 3D video from two separate stereo images?

I have two images that form a stereo pair. I'd like to view this in 3D on a Samsung 3D television. I was looking for such a software but did not find anything exactly for this task. My question is: ...
5
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1answer
228 views

How do I film a friend's wedding?

My friend asked me to video tape his wedding. I have minimal experience behind a video camera but I'm comfortable with technology. I'm mostly looking for composition and logistical advice on filming a ...
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3answers
182 views

Filming in a house of mirrors

How do they film in a house of mirrors? Obviously the reflection of the cameras would be seen. Do they use a green screen and a lot of editing? I really don't know anything about video production, ...
5
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3answers
2k views

fix a few videos with bad white balance?

I have a few video that i made with my olympus though and i made the mistake of not setting my white balance to sunny (or auto) it was set to incandescent while being outdoor scenes. now I got a few ...
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2answers
2k views

How to make a video of an iPad (or other tablet) screen

I have been making some movies of my iPad for promotional videos and they all range from bad to worse in terms of video quality. I have used compact cameras and camcorders with pretty similar results. ...
5
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3answers
1k views

How to burn HD videos with menu system onto DVD media?

I'll be getting a HD editing rig soon at my studio where we make mostly corporate AVs. So far our format is PAL SD and usually the delivered product is a MPEG or AVI as the client demands. ...
5
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1answer
7k views

Removing / Overlaying logo on mp4 video format with ffmpeg on linux

I'm trying to remove logo from an .mp4 video format with ffmpeg on linux machine without re-encoding (for preserving the same quality) with the following command: ffmpeg -i input.mp4 -vf delogo=x=270:...
5
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1answer
2k views

Embedded HD video looks fuzzy on full screen but fine at Vimeo

Any idea as to why an embedded HD video would get fuzzy at full screen, but looks fine at Vimeo using the same full screen icon. Using the full screen icon on the video player window on this site,http:...
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3answers
7k views

Recording and playing video with variable frame rate

We are using a streaming camera to record and to play back surveillance video. This camera sends a RTSP stream which will be recorded by our application as a H264 video. In our application, the ...
5
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2answers
1k views

Smooth horizontal and vertical camera movement

I have a Canon EOS 60D camera. I want to use this to take some video by moving the camera smoothly in horizontal and vertical axis. For example, if I want to take video of the bezel of a TV, I'd like ...
5
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2answers
953 views

What kind of camera do I need to record a moving object in order to do motion tracking?

I have a few markers that I use to make augmented reality pictures for DIY projects. It's working fine when the camera is fixed. Now I would like to use them on a moving object to do basic motion ...
5
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1answer
1k views

Metal particle Hi8 tape degradation

Recently I was playing a Hi8 tape from 1998, when I tried rewinding and rewatching a part (stopping the tape, before rewinding). The part of the tape I had just watched was highly distorted and black ...
5
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1answer
1k views

Is there a standard resolution for Video Presentations?

A friend asked me to put together a video presentation for his companies national sales meeting. I put it together in Premiere. All of that went fine, but I'm not sure what resolution to make it. ...
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5answers
3k views

Is there a method (or tool) to convert video from a SWF container to another more portable format (e.g., H.264)

I have a client who has misplaced the original source video, only has an SWF, and would like to use it in a non-flash environment. Is there any way to do this? So far, I've tried ffmpeg but it's ...
5
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1answer
144 views

The color in my Final Cut PX Viewer is way off

So I have a bunch of clips that I shot at 1080/24p/neutral with my T2i that all look pretty good which I'm trying to import into FCPx to assemble into a short film. When I first got FCPx last week, I ...
5
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2answers
2k views

Using ffmpeg to add height (as black bars) to video file without quality loss

I have a file of resolution 3840x1632, but my TV stretches the picture vertically to fill up all 2160 pixels of height. Is it possible to use ffmpeg to add blank / black height, while preserving the ...
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2answers
79 views

Is there an online video server that can show paneable extremely large videos?

I want to turn a set of high-resolution satellite images of the Earth (10,000x10,000 pixels) into a time-lapse video. But instead of downsizing the images, I would like that people could zoom into ...
5
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1answer
103 views

Getting Dailies out of the Middle East

Asking for a friend. We're presently scouting locations in Jordan for a feature shoot, it'll go about five weeks. We're shooting with an ARRI Alexa and generating ArriRaw dailies. We're working with ...
5
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1answer
814 views

Question about using the DeShaker plug-in for VirtualDub

I've been using my Canon 7D primarily for photography and am starting to get into the video realm with it. I tried using the Deshaker plug-in for VirtualDub on some of my shaky/not usable footage. ...
5
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3answers
9k views

How can I capture/convert HDMI from an HDCP protected input?

Basically the situation is I have a PS3 and I want to be able to split a lossless HDMI connection to my TV and something to a capture card. Using an HDMI splitter I can connect to the TV just fine but ...
5
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4answers
547 views

Templates for video production?

I am planning to release short and basic videos on youtube. I would like to have a more polished look and feel so I am wondering if there are templates that you can use with, say, adobe premiere, that ...
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5answers
10k views

How to create and film ghost special effects

I need to film a piece that is supernatural in nature and has several characters that are ghosts. I've thought of numerous ways of accomplishing this but would like some suggestions on which would be ...
4
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5answers
22k views

How does graphics card's memory affect video rendering performance?

So, I'm asking that, since I've got a GTX650Ti 1 GB graphics, and it takes 5 minutes to render a simple 1 minute video with minimum effects. Is it normal? I've tried it both with Sony Vegas and Adobe ...
4
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3answers
1k views

Software for detecting Photosensitive Epilepsy content

As part of various broadcasters requests media provided for broadcasting environment must be PSE (Photosensitive Epilepsy) free. There should be not frames sequences that could trigger that symptoms. ...
4
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5answers
11k views

How to add motion blur in timelapse videos?

I remember watching a video about timelapse photography. There was a moment when the narrator explained that there is a specific trick to make the videos "smoother": In the timelapse videos which don'...
4
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3answers
25k views

How to detect and extract words from audio/video stream online in a webpage itself?

I have a video (or audio, I think it is not important) stream/file which does not contain subtitles. But it has clean english speech. Is it possible to detect and extract words from it. I don't need ...
4
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2answers
1k views

What are the advantages camcorders have over zoom digital cameras?

It seems that the latest models of compact digital cameras come with many features which used to be only in camcorders: image stabilization, low-light shooting mode and of course high-definition to ...
4
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3answers
909 views

Effective working at audio/video editing sessions (avoid fatigue making steady progress)

Background I've just completed an editing project to produce video highlights of an awards evening for my local community radio station. It was a voluntary non-paid project and I'm very pleased the ...
4
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2answers
297 views

How to create a good short video with limited supplies and time

My buddy and I are contemplating putting a project up on Kickstarter. Most projects have a video (nice quality for the most part) that users can view to get a gist of the project and decide whether or ...
4
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1answer
2k views

video bitrate - how large should my video be?

I created a video in movie maker from more videos I took using my canon 550d, but the file produced is an 11 minutes 806MB video. This is huge. Now, when I create the video using movie maker, it asks ...
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6answers
5k views

Does repeatedly saving a video degrade its quality?

I take a video file, let's say an mp4, and use, let's say Windows Movie Maker, to repeatedly just save it, with no edits. Every time, the software has to convert the video into a format it can edit, ...
4
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3answers
16k views

Why is Adobe Media Encoder so slow?

I have a 2.5 hour corporate event that I edited in Premiere Pro. There are AE clips, sound, imported video, the works. When I run it out to AME, the source resolution is 1440x1080 and I am ...
4
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2answers
3k views

FFMPEG slow / fast motion part a video anywhere

am trying to cut a part of Video Here is the code i have tried Let's say i have 6 seconds video and i want to slow down 2:5 seconds video that 3 second video First approach after searching is, Cut ...
4
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1answer
2k views

What causes the VHS rewind effect? And how did rewind preview work?

(Apologies if this is the wrong stackexchange, it seems the most appropriate) When rewinding a VHS tape on an analog player (i.e. a VCR hooked up to a (CRT?) TV) when rewinding, or fast-forwarding, ...
4
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1answer
7k views

ffmpeg transcoding H264 interlaced and keep interlacing via H264_NVENC codec

I have the following interlaced H264 file: Stream #0:0[0x335]: Video: h264 (Main) ([27][0][0][0] / 0x001B), yuv420p(tv, bt470bg, top first), 720x576 [SAR 16:11 DAR 20:11], 25 fps, 50 tbr, 90k ...
4
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3answers
143 views

Windows - Easy to use video editor

I want to make a video using photos and video snips and add titles freely. Is there any user-friendly software to do so? I don't have much time for complicated software right now. So I'm looking for ...
4
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1answer
3k views

How are video and audio streams placed in 'container' files and what interrelations do they have?

So far I have been guessing my way through the types of audio/video streams and getting them mixed up with containers. For example, I have had a friend tell me that a video file which won't play on my ...

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