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

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How to record a slide presentation efficiently with video/audio

I am making some video slide presentations (~15-30 minutes) which consists of a lot of animated slides and my voice. I made a test video to see where problems occur when doing such a project. It was a ...
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2answers
7k views

Seeking free and simple way to brighten a dark video

The title says it all. My video is too dark. I Learned how to avoid it next time (after the horse had bolted). Is there anything I can do to lighten it up? Preferably freeware and not to complex. THe ...
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3answers
4k 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 ...
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3answers
2k views

how to blur a short scene in a video

I need a software which can blur a scene from a video file. I have thought about VirtualDub and Adobe Premiere but I am not sure if they provide the desired functionality. My requirement is to blur a ...
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5answers
519 views

Software for video cut automation / scripting

I am very new to a/v editing and need to automate a simple process. Basically what I need is a way for my mom to capture video from her camera and input a series of numbers like 1:02 1:30 1:55 2:34 ...
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2answers
816 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 ...
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4answers
3k views

How can I merge/link two video clips in Premiere?

Every time I search this problem in Google the only options are how to link audio clips to video or how to sync audio to video clips. I need to combine/link/merge a picture to a video clip, so that ...
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2answers
212 views

What software do movies use for FX?

Movies these days have a lot of computer generated effects and they all seem to follow the laws of physics, what render program is used for this kind of stuff ?
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3answers
125 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 ...
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3answers
2k views

Lossless extracting of JPEGs from an MJPEG video

Using the Timelapse app on my Sony NEX-6 camera, I get an AVI which contains an MJPEG stream. However, I'd like to take all the individual frames into Lightroom as normal photos, to do my ...
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2answers
1k 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 ...
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4answers
379 views

Quality Full HD Camcorder - DSLR or dedicated one?

I am a passionate photographer and currently own a nikon d80 with a handful of lenses, all Nikon Nikkor ones. Unfortunately, that camera has no video recording capabilities. I have missed so many ...
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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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3answers
315 views

Are there any video programs to trim and export multiple videos at once?

If I wanted to cut the first 10 seconds off of a handful of videos(12 videos), is there a program that will open all of the videos at once and let me trim the first 10 seconds off of them all at the ...
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1answer
6k views

Add an image in front of video using ffmpeg

I have many videos and I need to put an image in front of them for about 5 seconds, but adding it manually and rendering it each time would take really long, so I am asking if it is possible to do so ...
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2answers
229 views

Visual equivalent of VST

What would be most similar in concept to VST effects but for visuals? In other words, is there a standardized interface for running VisFX on a video in the same way that one can run VST realtime ...
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2answers
265 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 ...
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4answers
10k views

How can I extend the ten minute video limit on a Canon PowerShot ELPH 300 HS?

This question addresses the fact that DSLRs have limits on video recording time and provides some speculation as to why the limit exists. It mentions that Canon has a 30 minute limit. I am recording ...
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1answer
292 views

ffmpeg drawtext filter - create transparent background with text

I am currently working with the drawtext filter. So far I have only been successful with drawtext option configurations to use the right font and place the text horizontally centered. How could i get ...
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3answers
39 views

Battlestar Galactica Style Lens Flare?

How are lens flares akin to that in shows like Battlestar Galactica, SGU, etc. achieved? Here is an example:
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2answers
778 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

Automatically split takes into individual files in Final Cut Pro

One of my 'favourite' features in Adobe Premiere Pro CS family is automatic scene detection - its ability to spit out individual clips when capturing from tape using pause/stop information. As far as ...
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1answer
139 views

Video converted by FFMPEG has a different duration, why?

I convert videos using FFMPEG. My goal is to convert them to the MP4 container format (MPEG-4 Part 14) with AAC-encoded audio stream and MPEG-4 part 10-encoded video stream. I use the following line ...
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3answers
122 views

What lighting setup is recommended for filming a presenter in front of a TV screen?

i will be filming a presenter in front of a 48" TV with graphics on it. The presenter will be pointing at the graphics at times to explain certain things. We will be doing this in a tiny studio on a ...
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1answer
101 views

In cartoons, what is created first - video or sounds?

In some modern cartoons the animation of face, particularly mouth, is very realistic - most of vowels are mimicked correctly and on-time by mouth movements. (Particularly I'm talking about Family Guy ...
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2answers
140 views

Will remote shutter releases stop and start video?

I'm trying to figure out how I can remotely stop and start video from my Canon Rebel t3i. Is this possible at all? I know there are shutter releases that will snap off pictures, but will the same ...
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2answers
15 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 ...
3
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1answer
1k views

Invalid timebase converting videos from Galaxy S3

I have a video that I recorded on my phone and would like to flip horizontally. I am using the following command: avconv -i 20131117_220136.mp4 -vf "hflip" 20131117_220136.flipped.mp4 I get the ...
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2answers
437 views

DSLR RAW video: 1080p or 720p?

This question has probably been asked before, but could not find it. With the possibility of recording RAW video on a DSLR, file size matters because CF cards are limited. File size can be reduced by ...
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3answers
6k 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 ...
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1answer
2k views

Canon 600D/ T3i Video Output and Converting?

I purchased Canon 600D Few days ago. I am very new to the kind of photography and Videography . I generally use my camera for taking pictures in auto mode .But yesterday I was in the party I shoot ...
3
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1answer
96 views

How are 3-dimensional overlays synchronized with videos?

One popular feature on TV nowadays is to create 3D overlays on top of the recorded content. Also, as the camera changes direction or position, the 3D content view is subsequently adjusted. How is this ...
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2answers
1k views

Command Line Tool for Converting Image Sequence to Quicktime .mov Video

I have large number of numbered .tif files and I'd like to convert them to a .mov/Quicktime video file for further editing in Final Cur Pro X. Therefore no artefacts should be added in the process. ...
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124 views

Canon DSLR home-video. Need advice

I own a Canon 1100d/T3i with very decent lenses (85mm/f1.8 and 35mm/f2). I really like shooting movies at home with it as the depth of field and the clarity of the subject are really beautiful. The ...
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3answers
603 views

Difference Matte Keying software

I would like to know if anyone out there knows of any free software, or software not as expensive as Adobe After Effects, that can do Difference Matte Keying? I have searched the web a little and have ...
3
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1answer
221 views

An easy way to create videos for YouTube from mp3 files

Is there an easy way to convert multiple mp3 files to video files at once? I could of course use a simple video editor, but I was thinking more of an app that would take multiple mp3 files, set the ...
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2answers
2k views

Music video lighting with small budget?

I'm shooting the main performance and possibly some other scenes of a music video for my band (I'm not in it) and the scene is like this: In a field or in a forest (some variation thereof). ...
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2answers
272 views

Converting SECAM VHS to a digital format

A project I am part of would ideally require to incorporate extract of several hour longs video interviews from the 1980s. They are on VHS video tape, Stereo SECAM (French system). I have (good) ...
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1answer
1k views

Combine multiple videos as separate streams in one mkv file

So I have multiple videos of the same scenery from different angles. These are stored as separate files. Can I combine these as multiple video streams within one file? For example I know this is ...
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2answers
96 views

How does one recover a multiplexed video stream with missing headers?

I have some video files which were stored with the format headers in separate files. Unfortunately, the disk crashed, and the header information has been lost. I still have large chunks of stream ...
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1answer
348 views

Creating stereoscopic video from two video files

I've got two video files, each created with ffmpeg from a series of JPEG images, which I've obtained from rendering with a stereo camera in Maya. I would like to somehow merge together these videos ...
3
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1answer
57 views

Using cell phone camera to record and play back in theaters?

I know this might sound absurd but can i use use a cell phone camera NEXUS 4 & iphone 4s to be specific, to record 1080p HD videos and will those videos be good enough to play in a theater ...
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2answers
514 views

Fixing desync in a large, long video file

I've got some moderately large, compressed video files (~2+ gigs, over an hour long) from a few Open Broadcaster Software streams to Twitch.tv. All output files (including the twitch archive's export) ...
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2answers
1k views

create subtitles track by automatic timing of existing text

1 00:00:01,000 --> 00:00:04,000 I am using Adobe Premiere to produce videos in English by gluing together multiple clips put together from lots of different footage or sources. I do have a text ...
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1answer
474 views

Record on laptop from streaming camera via RCA cable

I have a video camera that only 'streams' the images and has no way of recording them. Currently I'm plugging the RCA into a TV and then recording from that, but I need to be mobile and so need to ...
3
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1answer
1k views

zooming animation is not smooth in Premiere CS6

Animatedly, I tried to zoom into a video clip in Premiere by creating two Position keyframes and two Scale keyframes But the result is very shaky for some reason? What am I doing wrong with this ...
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1answer
81 views

Will lens softness be apparent on DSLR video footage?

The one-line question above had to be vague, so let me elaborate: Let's say that I'm using a Canon T4i (doesn't necessarily have to be that camera) with a Canon 50mm f/1.4 USM lens to shoot 1080p ...
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2answers
106 views

Animation over video

I have a video of a guy doing push ups. On that video I want to be able to draw some lines showing what angles the arms should be at when the guy is down and up. The lines should follow the guy on ...
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4answers
587 views

How to technically tell if a video has been sped up or not?

If given a youtube video, where one part of the video is normal, and the other part is sped up so slightly that it's hard to notice... is there a technical way of proving that it is sped up or not?
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1answer
279 views

H.264 encoder with CLEAR options for specifying minimum & maximum video bitrate?

I almost never get stuck with things like this and kinda figure things out myself... but I'm at a complete loss here. I've used Handbrake, X-Media Recode, and lots of other encoders and they're ...