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

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10k views

How to playback/convert a DV4 file?

I have two .dv4 files, taken from a CCTV and I cannot find a way to use them on either Windows or OS X. I've tried to open them with several applications, but to no luck! Does anyone have experience ...
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1answer
3k views

WMV vs MP4 Streaming & Download

I work for a company that outputs videos in many formats. We currently stream movies in FLV format, offer downloads in a WMV and MP4 format. However in the interest of saving server space and ...
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1answer
22 views

What are ways to show phone conversations?

Suppose you have person A in one room, placing a phone call to person B in another room. How would you show the resulting phone conversation? I can think of two ways: One is to split the screen, so ...
2
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1answer
28 views

Sharp drop in FPS while recording

So ive recorded a few minecraft videos using bandicam before without this problem, but yesterday i went to record it was all going good until out of nowhere my Fps went from like 60-100 to 0-2 for ...
2
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1answer
25 views

How to animate a solid face in a video

In this music video, there are some images of famous artists in the view that are animated and look alive. http://vimeo.com/109646378 By which technique it can be achieved? is it a frame-by-frame ...
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1answer
30 views

Search mpeg / avi frames in linux

I might have an unusual problem for this site; among other duties, I manage the wireless network for a large corporate campus. As part of an upgrade to our wireless access-points, I used a metal ...
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2answers
39 views

How to automate the rendering of all possible combinations of a composition in Adobe After Effects?

I have a composition used to display current scores for a match on a tournament. It shows the two teams banners on both sides and their current scores underneath them. The scene also has various ...
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3answers
48 views

Distorting video with live sound

I am starting an art project that requires to create a program (running on my computer) that can be able to distort the image of the video projected according to the sound/noise that a mic captures ...
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1answer
65 views

Need a video/audio 'time base corrector' with a very large time buffer

We'll be receiving a media stream that will suffer varying time shifts, and we need a solution that will clock the video+audio out at a predictable rate. We can time stamp the input stream (assume ...
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2answers
78 views

Benro and Manfrotto Monopods - QR System

I was looking into some monopods to improve my on-the-run potential for some upcoming projects and I'd like to unify all my gear with one QR system so I can switch from a slider to tripod to monopod ...
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2answers
46 views

QuickTime File Format (Atoms & Flags)

What is the purpose of Media Atom 'flags' within the QuickTime videos, I see for the most part they are set to zero but what does this achieve? Documentation I am reading is the following: ...
2
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1answer
379 views

H264 framerate information?

Does raw H264 data (stripped from an RTP stream) contain information about the framerate? Or is the framerate derived either from RTP timestamps for stream reproduction or written the container files ...
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2answers
90 views

Achieving the Elf “Angel” effect

I'm looking to achieve something similar to this effect in a short film for 2 shots : This is from the new Hobbit movie, with of course a massive budget. To me it looks mostly a digital effect ...
2
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1answer
113 views

Inexpensive do-it-yourself Steadicam rig

Anyone have experience with a cheap DIY Steadicam style rig for a video camera? It doesn't have to take perfect picture, but be steadier than a handheld camera. Thanks.
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2answers
1k views

How to fix choppy/lagging video from Canon t3i?

I recently started using a Canon t3i to record video. When I upload the files to my computer (PC), however, the video is very choppy-- it lags even more dramatically when I try importing it into my ...
2
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1answer
177 views

How to use cloning effect if the clips are overlapping themselves?

I have tried to combine two video clips, but it feels impossible. In the first clip there's one character running around the screen. In the second clip the character is just standing (still being ...
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1answer
62 views

Is there a video player where I can draw on top of video?

I wonder if there is a video player (similar to VLC) where I could stop the video, and draw annotations on top of the video (lika on a transparent layer). Then I could choose to erase it when ...
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1answer
220 views

Avoiding motion blur from a network camera

I'm a newbie here. I have a problem that I don't really understand. Hopefully, someone can share their experience. If I have an ip camera of 1) 640x480(sensor width = 3.6mm), 2) focal length from ...
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1answer
217 views

Video editing objects from black and white to colour

For school we came up with a cool concept, the video starts in black and white and when a person in the video touches an object it turns to colour. Could you guys help us out here? Do you have any ...
2
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1answer
64 views

Flipping Video Animation, How?

How can I flip a browser window in the same way as seen in the MS Access video, which should automatically start at the correct time where the flip begins and only lasts about 3 seconds. From 4:52 - ...
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2answers
4k views

Adobe After Effects MP4 Export Issue

I'm trying to export a composition from Adobe After Effects. My Comp is 1280x720, and ideally I'd export with an mp4 container, and h264 video codec. Problem is, After Effects is giving me a PAR ...
2
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1answer
150 views

What techniques are used to create this 1-minute motion graphic?

Here's a 1 minute After Effects (?) production about The Noun Project (an iconic website): https://vimeo.com/48846655 I really like the style of it and would like to learn how to create something ...
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2answers
136 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 ...
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1answer
41 views

How would you go about finding out when a digital video was made?

How can you determin when a digital video was made? I know one possibility would be just looking at the meta data but sometimes they are faked or missing. I need some more ideas since I have to write ...
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3answers
153 views

What software can we use to create this slideshow video

I am trying to create this video using adobe premier pro. ...
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1answer
550 views

What does ALL-I mode mean?

I've started seeing this term mentioned in camera specs but have no idea what it means. It somehow relates to recording video. Can somebody please explain where does it come from and what it means? ...
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1answer
154 views

How can I create this 3D text video presentation?

I don't have much clue about 3D modeling or Animation. I'm good at programming & Graphic designing though. Thing is I want to do something like shown in this 15second video: ...
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2answers
2k views

Problems with rendering a Windows Movie Maker video

I've used Windows Movie Maker plenty of times before and I've never had a problem with it... until now. I went to choose the "save to my computer" option so my video would render and after it was ...
2
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1answer
808 views

Removing horizontal scan lines from video?

I recorded some supposedly 720p video on my phone which usually yields nice results. However something about the conditions of how it was set up has resulted in the whole sequence having these lines ...
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2answers
440 views

Filming a football game from inside the goal. Which camera is best?

So the problem is simple, I'd like a video camera to just leave on record and i can just leave it in the goal mouth, or more preferably at the top of the goal. I record all my games and then edit ...
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4answers
195 views

How to figure out video format by video sample?

I have a video file (30Mb) in some unknown format, hex dump of its header looks like this: 0000000 78 55 52 30 09 10 02 0a 00 00 09 09 22 93 00 39 0000020 00 00 00 00 bd 09 ...
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3answers
288 views

What are the options for manipulating video in live situation? Kinda like a VJ

I would like to experiment with live videos when I'm playing as a DJ. I'm a windows user but I can migrate to GNU/Linux and I have money to spend on software. I remember trying Virtual DJ's video ...
2
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1answer
600 views

Does the M4V file type have direct support for Audio?

I am working with a video vendor who just ripped a dvd and sent me BOTH m4v files AND aac files (audio and video separately),. When I asked him why he did not just send 1 m4v file with the audio and ...
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2answers
254 views

Best way to output two streams, and add lower thirds keying to one stream?

We are looking to enhance our production with some lower thirds keying on our video. We currently output a single HD stream and encode it in real time. This output doesn't have any keying because ...
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1answer
141 views

Frame rate conversion during playback for maximal smoothness

So I watch my 25 fps DVD on my 60Hz LCD monitor... For now lets assume everything is progressive scan. It seems that current DVD programs (and all media players on PC's, like youtube, vlc, etc.) ...
2
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1answer
104 views

Workflow for making interesting videos

I'd like to start a bit of a travel video blog about my adventures, but I'm wondering how I can: Make my videos interesting, and Make them look and sound reasonably professional. I currently have ...
2
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1answer
565 views

How do I edit video footage from an interview?

I was asked to produce a set of video interviews for a friend's wedding consisting of individual single-subject interviews (the interviewer is not on camera or mic) with the bride, groom, close ...
2
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1answer
180 views

Choosing an import format: AAF vs OMF

I am developing a video rendering application. I would like to import editing projects from non-linear video editing application like Avid or FCP. Which format should I start with, AAF or OMF? What ...
2
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2answers
313 views

Which software to batch join videos and add a chapter for each?

I have 55 short clips (<1min) that have the same characteristics (only the content and length change) and I want to combine them into one big chaptered video. I know with QTPro how to combine 2 ...
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1answer
751 views

Lossless HDCP stripper?

Is there a product that allows you to strip HDCP from HDMI and that does not loose quality?
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2answers
107 views

Livestreaming Youtube

I have a Vlog on Youtube that I would like to stream live via LiveStream, but the quality looks like complete garbage. It's blocks and just all around not what it looks like in the browser. Does ...
2
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3answers
546 views

How to insert dynamic data into a produced video

I was wondering if anyone knew the technique or how to place dynamic information into a produced video? The idea is that you could, say connect to facebook, and then display your friends faces in a ...
2
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1answer
12 views

Audio extraction from video issue

I've extract audio from a mov file. The output (m4a) has the same length of the video, but it starts first. Starting first, audio has a silent space at the end. I tried many different audio/video ...
2
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2answers
30 views

Live streaming with Twitter and RSS information

In two weeks we have a live event for 7 days. Last year we bought wirecast but it looks like it has just a few features. They now integrated Twitter, but it's just weird how it's all made. We have a ...
2
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1answer
37 views

Why doesn't the duration of a Premiere Pro encoding scale linearly?

I have a long sequence (canon dslr and titles) (1hour) and as a test export 1 minute at h264 Blu-ray pre-defined setting (pal 1920x1080, upper field, low quality). This takes approx 1 minute to ...
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1answer
82 views

Mp4 Video Container and the Codecs use with it

I have started to learn about mp4 file format, and I just learned that mp4 is nothing but just a container that defines the structure of the video file, and that it has different codes inside it for ...
2
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1answer
169 views

Is it possible to embed VTT subtitles & chapters in webm video?

I have a video in webm format, and two files in webVTT format, chapters and subtitles. Is it possible to embed this two webVTT file in the webm in order to get only one file ? webm is a derivative of ...
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2answers
99 views

Converting video with different resolutions slightly affects in file size, why?

I'm converting a video with resolution 960x720p using HandBrake on Mac. When I convert two videos with exactly the same settings but with different resolutions, the file size is almost the same. ...
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2answers
1k views

After Effects Not Rendering Transparency

Completely new to AE, but I've watched like three tuts on youtube and I've spent way to much time on this... I have a comp that I made that is a write-on effect. I have selected the alpha channel ...
2
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2answers
1k views

Camera features useful when recording a live high school basketball game?

What features should I be looking for in a camera (typically found in cameras less than $1000) for shooting a high school basketball game? The intent is to use the video for "Game Film" type analysis ...