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

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2answers
19 views

Whats the most affordable way to setup a large screen outdoors for live video

My company produces some out door concerts that will have 15-18k people attend. I'd like to setup a video screen next to the stage that I can use to show a video feed of the concert. I don't have a ...
0
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1answer
9 views

How to set up Paid Live Streaming event?

I would like to set up a live class which may take place over a couple of days and I would like to stream it live. My question is, how do I set it up so it allows access to only people who have paid ...
2
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1answer
6 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 ...
0
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1answer
29 views

How to make a whiteboard/flanelboard style promotional video for a mobile app? [duplicate]

I want to make an animated video which shows what my mobile app can be used for. What are the most economically-conservative resources I can use?
1
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1answer
15 views

Change output using a .jsx script for After Effects CS6

I've made a script that will loop through a (.txt) interchanging elements of a certain composition. Within the script, I add each changed composition to the render queue and output it. How can I ...
1
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3answers
19 views

Looking for an accurate Playback FPS from a video

I've made a 1080P video using After Effects, and after it has been rendered the playback is a bit stutter-y. Now I am fairly certain that this stuttering is a result of the computer struggling with ...
0
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0answers
14 views

Is there software that will let you cut a region from a video file to create a new video? [duplicate]

For example, I have a video that's X * Y in width and height. I would like to create a video from a static (non moving) subregion within that video. Is this a feature common to most editing suites, ...
2
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4answers
52 views

How to mask everything except eyes?

I have a video containing a single person facing the camera. I would like to black-out everything in this video except for a small rectangular box around the person's eyes. I'm sure there are many ...
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1answer
16 views

Help needed in choosing video production device for use with Matterhorn Capture Agent

In our institution we need to record every class hours and upload it to our Matterhorn server with schedule recording, so i need a good video capture card which need to support a fixed camera and ...
2
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2answers
40 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 ...
1
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0answers
10 views

How can I switch streaming of videos in the same player? [migrated]

I have video that will be divided into 4 videos. First the player will stream a lower resolution of the original video, then the user can zoom into the video to see more details, I need the player ...
2
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2answers
25 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. ...
1
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1answer
35 views

Do I need to encode video in both ogg and webm?

I'm doing some HTML5 video work; I'm taking uploaded video and using ffmpeg and related packages to convert the original videos (usually .mov, but whatever) into mp4, ogg and webm versions for ...
1
vote
1answer
16 views

Video Camera with Detachable Viewfinder and Remote Control

I am wondering if there is a camcorder/video camera out there with a touchscreen viewfinder that is detachable and can be used remotely via a cable. I want to be able to control all features of the ...
1
vote
3answers
46 views

HQ screen video capture

I'm trying to create a video out of what's shown on the computer's screen. Unfortunately, I can't seem to get it in high quality, and since there are small fonts on the screen - the HQ is important. ...
1
vote
1answer
33 views

What is wrong with my “new” camera? My playback looks bad

My old Canon mv690 camera recorder got broken. It uses MiniDV casettes. To play many old recordings I bought a used Canon GL2 Mini DV 3ccd camera to play my old casettes, but the image is not ...
2
votes
2answers
58 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 ...
5
votes
2answers
79 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 ...
2
votes
2answers
22 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 ...
4
votes
5answers
488 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 ...
3
votes
2answers
71 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 ...
1
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2answers
30 views

Stock footage search service

Is there any service where I can describe stock footage that I need using human readable search terms and sentences and send out a search request to multiple footage archives at once, so I will not ...
2
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2answers
64 views

Will I lose quality when converting avi to mkv?

I have a lot of *.avi files with either 1 audio track or several. All of them are mp3 encoded. The video codec is xvid4. However, when I play these avi files I can choose between the audio tracks ...
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0answers
29 views

Why does compressor output 960x540 when frame size is specified “up to 1280x720”?

Is there any way to produce output video at 1280x720 resolution using the "Apple Devices HD (Most Compatible)" setting in Compressor? When I specify a frame size of "up to 1280x720", the output ...
2
votes
2answers
93 views

Video Encoding - Wasting Space

I am facing a common issue that I cannot find a term to describe: I have a few low quality VHS rips that were encoded with a certain Apple ProRes codec (irrelevant in the context of this particular ...
2
votes
2answers
42 views

FFmpeg MP4 to FLV too slow

I am converting .mp4 files to .flv using ffmpeg in centos. But the conversion time is extremely too slow! It takes about 1.5 hours to convert 500MB .mp4 file into .flv. I am using a linux vps with 2 ...
6
votes
6answers
920 views

Screen refresh rate above 100 Hz noticeable?

Is a refresh rate higher than 100 Hz still noticeable for the human eye? Tv manufacturers are still taking these refresh rates to new heights, but is there really a noticeable difference between a ...
3
votes
0answers
52 views

Is it possible in FFMPEG to change scale over time?

Ok, so using the overlay filter, one can change the x/y location of a video over time by using the "t" variable. For example, overlay=x='if(gte(t,2), -w+(t-2)*20, NAN)':y=0 can be used to start ...
3
votes
1answer
63 views

Create a Video File or PNG Sequence of Writing Out A Word

I was wondering if there is a generator, or something out on the web where you type a word, and it would create a video file of it being written out. I want to embed the file on a site, so when you ...
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4answers
401 views

How can I make professional video using an iPad?

I am willing to make an educational guidance video. And since I want to make it using an iPad, what things should I keep in mind? And which specific camera app will be better over the inbuilt camera ...
2
votes
1answer
73 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 ...
0
votes
1answer
63 views

Wireless IP Camera

At present I have a software solution that involves 4 analogue cameras connected to an encoder that is plugged into my router. My application then reads the rtsp feed from the ip address from this ...
4
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1answer
47 views

Advice on how to determine right camera equipment and set up for multi-sport court?

We are building a 65ft x 30ft multi-sport court with 13ft walls all around (similar to the one pictured) and we would like to know what video camera equipment would be the most appropriate in order to ...
1
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1answer
21 views

Little skip in webm videos joined with mkvmerge

I've donwloaded some youtube videos that I want to join. I joined them with mkvmerge, but in the joined video, there are ~5 seconds skips (in VLC the second counter stops and then jumps 5 seconds) at ...
1
vote
1answer
17 views

Software to allow video presenter to draw directly on the screen

I'm currently enrolled in a coursera.org course which has the presenter standing in front of the camera with a completely black background behind them. While presenting, he would drop directly on the ...
1
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2answers
28 views

Are Mini DV and Digital 8 considered film?

MiniDV is using magnectic tape as storage and use the discrete cosine transformation compression technology. Does the use of magnectic digital tapes no more film?
2
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2answers
28 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: ...
0
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0answers
26 views

How to detect which part of the video is using copyright audio on facebook

I am having a issue i.e: Facebook deletes the video uploaded by me and says It contains copyright audio. It is 6min video so how could I know which part is being aborted by Facebook. Thanks a ...
1
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2answers
67 views

ffprobe - why total bitrate is greater than sum of video and audio bitrates?

I have been working on video conversion. So, to find out video parameters I used ffprobe. However, when I run the command on an mp4 video file, I observe this: Total bitrate: 3547 Kb/s Video ...
0
votes
1answer
49 views

rendering with the video card in MeGUI

I do not know this is the right forum to ask for help. I need help to speed up rendering with the software MeGUI 2500. First I render to premiere with the help of CUDA. CUDA makes the video card ...
1
vote
1answer
51 views

Record video and sound with backtrack

Here is my use case: I want to record myself (sound and video) when I play the trumpet to a backtrack. Now if I didn't want the video I would simply: record the backtrack with a DAW record myself ...
2
votes
0answers
48 views

What is a good wireless solution for video monitoring for BlackMagic Design Cinema Cameras?

We are looking for a video monitoring solution that is portable and used with the BlackMagic Design Camera. I found a link with devices that look great. ...
2
votes
1answer
46 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 ...
1
vote
2answers
27 views

Does the Sampling Rate affect the syncing process to a video source?

I have recorded interviews using a point and shoot camera for the video and my android phone with Smart Recorder. The camera records in MOV and is uncompress with mono audio. Then I use my smartphone ...
2
votes
3answers
219 views

How to detect and extract words from audio/video stream

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 ...
1
vote
1answer
50 views

A way to create a moving graphic annotation

imagine I have a video of a car moving from right to left, and that I want to add a graphic annotation in a specific frame at a certain time. I would like that this graphic annotation, after I have ...
2
votes
3answers
151 views

Which sensor is better for video, cropped or full frame?

I was watching a you tube video on cropped sensor and they the author mentioned that for video it does not really matter whether you use cropped sensor or full frame? Does the sensor size matter for ...
2
votes
2answers
49 views

Overlay an image onto live video feed

I want to take a live video feed (say from a security camera) and overlay an image over the top of the live video. Is there hardware/software to do this realtime? I don't care about storing the data, ...
0
votes
1answer
41 views

Help with a Video streaming a Meeting and archiving it in HD using 1 camera

The Setup Sony Camcorder connected to IMAC via firewire And a PC via Component cable to HDMI on the PC Imac records Hd video using IMovie and a 2TB Harddrive Pc Streams using DaCast to Flash encoder ...
2
votes
3answers
2k views

2GB or 4GB? How much difference does Graphics card Memory make for playback and encoding of Videos in adobe Premiere CC

While looking into buying a new graphics card for the editing, live playback and encoding of videos in the new 64bit Premiere Pro CC, I was wondering about: 1) how and when a graphics card's ...