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

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2answers
55 views

How to batch process hundreds of videos?

I have hundreds of videos in storage I need to distribute online. I'd like to do the following for each clip: Add a pre-roll video Process the audio (audio leveling, generic hiss/noise reduction ...
0
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2answers
1k views

Error FFMPEG when convert video to MP4 with baseline presset

I have this command in ffmpeg: ffmpeg -i '/var/www/sites/default/files/private/videos/original/reel para web en loop_2_2.mp4' -vf 'scale=640:480' -strict experimental -vco dec 'h264' -vpre ...
2
votes
1answer
347 views

How can I accomplish smooth video playback with QLab 2?

My setup is the following: BlackMagic Television Studio MacBook Pro for controlling the BlackMagic TVS A video camera connected via SDI (stands in front of a blue screen) MacBook Pro with QLab 2.0 ...
2
votes
2answers
811 views

How to change lightworks project frame rate?

I created a project with 60fps. Imported videos which are at 25fps (using eyeframe converter). Did all my editing, took me forever and exported the project. Again used eyeframe converter to get .mp4. ...
1
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1answer
167 views

I am not able to take video with my SD card

I purchased a Sandisk ultra with 64GB of memory for like 60$ but now it will not allow me to take videos. Why is this and is there any way to change it? When I display the info on the screen I can see ...
1
vote
1answer
84 views

Light settings for indoor shoot - Sony dcr sx60

I have a Sony Handy Cam (sony dcr sx60) and no tripod with me. I have to make an indoor video shoot (I am a beginner and it is a test shoot). The subject will not be moving and it could be a ...
3
votes
1answer
289 views

Subtitle SubRip (*.srt) Positioning

I like SubRib (*.srt) subtitle positioning, as shown below: 28 00:02:25,016 --> 00:02:27,393 {\pos(200,250)}- <i>Naw</i>, you're fired. - What? But that makes me wonder is whether this ...
0
votes
1answer
95 views

What do I need to learn in order to repair an ogv or ogg video that is defective? Where to start?

I recorded a video chat session with recordmydesktop in linux, but it is somehow defective. I give more details in a (big) footnote down here. I badly need to repair and play that video. Please put ...
1
vote
1answer
124 views

How to merge video stream and two Stereo audio streams in 5.1 with a terminal command?

What I want as result: a video with the English stream on the front lineout of my soundcard and a German audio stream on the rear lineout of my soundcard. So far, I extracted the streams with: ...
1
vote
1answer
47 views

Clear and informative tutorial on video file formats

...I think I will want to make a tutorial that covers video file formats, and their relationship to video codecs. There seems to always be a lot of confusion around these topics for emerging media ...
3
votes
1answer
199 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 ...
0
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0answers
50 views

Analog (PAL) Frame Grabber capable of arround 4 fps

I have a video camera with a external trigger. I have been experimenting with the external trigger and it looks like I'm ready to grab some frames. I'm new on this field of hobby, and therefor I have ...
0
votes
1answer
28 views

Searching for video converter that maintains folder structure

I'm searching for video converter software that maintains folder structure. I have a lot of videos that stored to their respective folder. What I want is that I can convert the entire folder and ...
1
vote
2answers
61 views

Where does the 'extra' data come from when transcoding video?

This is something I've never quite understood, but have always wondered. Forgive my basic knowledge here, but I've tried to research this without a specific answer as to what is going on. When I ...
1
vote
2answers
544 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 ...
2
votes
2answers
188 views

How to make this vector animation?

I would like to make a demonstration animation like this... ...
1
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1answer
57 views

How to include proof of when a video was made, something that couldn't be be faked at a later date?

I don't know how to call this kind of proof in English, but maybe if I explain it a little bit further you'll get the idea. Basically I want to create video/audio proof that something was shot in ...
0
votes
1answer
61 views

Join videos through concatenation

Which video format allows concatenation simply by joining files? cat out1.mp4 ou2.mp4 >out.mp4 These videos are created from images using ffmpeg: ffmpeg -loop 1 -f image2 -i image.png -s ...
0
votes
1answer
205 views

Have to reduce the video size with losing the quality

I have a mov file with the size of 74 MB. because of the size it is getting slow to load in my webpages. i would like to reduce my video size. But if i do that by using online compressor the video ...
0
votes
1answer
74 views

Software or video interpretation to create live dance floor effects

I'm trying to create a video feed that will display a special effects rendition of a dance area on a nearby video board. Much like what many of you have probably seen in a children's museum. An ...
3
votes
2answers
322 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 ...
1
vote
1answer
41 views

What's the minimum needed to make a video of my guitar performance with good quality sound?

I've recorded a lot of my audio guitar performances successfully, enjoying the ability to edit out some mistakes thru post-production editing of the .aif files. Typically I just plug the guitar into ...
3
votes
1answer
145 views

What specs should I be looking for in a camera to record board-game sessions?

I'm a computer science engineer with no experience and very little knowledge in camera and video processing. I would like to record boardgame sessions (timelapse for example) and record boardgame ...
1
vote
0answers
605 views

High bitrate in AVCONV converted MPG file causes DVD reading problem

I convert AVI to MPEG with folowing command: avconv -i file.avi -c:v mpeg2video -b:v 6000k -c:a mp2 -b:a 384k file.mpg When the MPG file has been burned to DVD it is hard to read afterthat. The DVD ...
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vote
2answers
37 views

How to create a simple DVD with menu and a set of scenes (on a mac)?

I want to create a DVD form a dancing show. There are about 30 scenes I want to separate the scenes with some black space add a title before each of the scenes create a DVD menu with each scene ...
0
votes
1answer
52 views

1080p video partly pixled after rendering

So I'm pretty new to video production and I'm struggling with properly rendering 1080p game footage. My main problem is that multiple frames of the output video are pretty pixled, looking like this ...
0
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1answer
354 views

Large scale video conferencing

Is there any way to providing video conference supporting large number of participants in conference (around 2000). The conference will be held in future and I should guaranty the performance. What is ...
1
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3answers
156 views

Best practice recording VHS to digital

I have a home video on VHS which I want to transfer to someone else. As I don't have two VHS recorders I am looking into other ways to duplicate the footage. I am considering two options to do this: ...
1
vote
3answers
120 views

Fair use with copyrighted material

I did not quite understand if using copyrighted music in a video falls under the umbrella of the so called "Fair use". Of course, here, I am assuming that the video is not used for commercial ...
1
vote
1answer
65 views

Are stars in Movies realistic?

After watching Battlestar Gallactica and thinking about the Camera Technology of today it got clear that you need a high exposure time or a HDR camera to pick up the starlight. I know also that you ...
4
votes
6answers
8k views

How to reduce wind noise from a video?

I am using a Canon EOS-650D to record video and I have a problem with wind/noise on my recordings. Can anyone tell me how can I reduce noise/wind from the recorded video. I usually edit my videos on ...
3
votes
1answer
52 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 ...
2
votes
2answers
121 views

What can cause poor quality video in Canon point&shoot camera?

I recorded some videos from my superzoom compact camera Canon Powershot SX150 IS. When I run these videos on camera itself, they run fine. But when I move them on PC and run it, I can see it being ...
0
votes
1answer
35 views

AWB and Auto ISO in fast moving scenes

I have recently asked about Auto ISO for video, and got great responses. I would like to have further clarifications in these regards. I am planning to film an event in a public place. The scene will ...
1
vote
3answers
254 views

In search of a Helmet-based steadicam solution for GoPro Hero 3

I recently tested my GoPro Hero 3 for the first time during a run in the park using a helmet mounting. It's not bad footage but it's very 'bouncy'. I've been looking at a few options to stabilize the ...
0
votes
1answer
84 views

Best way to edit multi screen footage into one clip.

I'm planning on making some "let's play" videos. These videos are usually edited together from screen recordings of multiple different players but have one shared audio track. Here's an example: ...
2
votes
1answer
217 views

Freezing/repeating the last frame of a video clip in Apple Motion 5

I have two clips running at the same time. One is a computer and the other is a clip that I've made to look like its running on the computer screen. I've used four corner motion tracker to keep the ...
0
votes
2answers
138 views

Recommendations for HD camcorder for all-day static recording?

I am working on a computer vision project where I will setup a camcorder in a room at around 6am and record people as they walk around and interact with things. The recording ends at 11pm. The room ...
0
votes
1answer
56 views

Software Advice for producing video ads

I am developing a web application and going to launch it soon. I am already done with the website, photos and brochures, and only the video presentation is missing. To present the app, I just want to ...
0
votes
2answers
135 views

How to import youtube video into premiere cs4

I installed adobe premiere cs4 and was really astonished by the fact that it's not possible to import a video downloaded from YouTube, but it is needed to convert it firstly. This application is ...
1
vote
1answer
360 views

MP4 video rendering differently on different browsers and different machines

I have asked a similar question before, but we are still having the same issues. Background color of MP4 rendering incorrectly in QuickTime I am trying to encode MP4's for playback on a website. I ...
1
vote
1answer
309 views

Bandicam dramatic fps drop

I have the following rig: E8400 4.1 oced- nvidia 8800 GTS 3gb DDR2 RAM. WinXP SP3 (yes it still rocks based on this rig) I installed bandicam today. I tried EVERY setting & preset there ...
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vote
3answers
747 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 ...
0
votes
1answer
130 views

Auto ISO for shooting videos with DSLR

I'm just starting shooting videos with a DSLR (5DMIII). I already have a good background in photography. I was wondering if Auto ISO is good when shooting a video or if it is better to tune ISO ...
1
vote
0answers
14 views

Canon 650D HD movie stop after 10-12 sec [duplicate]

I have a Canon-DSLR-650-D,the problem is when I start recording move at HD it will automatically stop after 10-12 sec, whereas at 640 resolution it is working fine. My Memory card is empty..can anyone ...
1
vote
2answers
115 views

Beginning video editing (colouring eyes on a moving face)

If I have a video of a face moving around, and I want to change the colour of the eyes in the video for example, how do I do that? I don't need specifics, just point me in the right direction, like ...
0
votes
1answer
225 views

Video recording using external microphone and smartphone

My plan is to record gameplay (using fraps) and myself using a Galaxy S + microphone. I then want to glue them together into one video - picture in picture kind of thing. My concern is for the part ...
3
votes
2answers
137 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 ?
0
votes
1answer
82 views

Lines on my H.264 video export

I exported a music video using H.264 for the first time (I would normally just use a simple Apple intermediate codec) and as the 1st shot fades up, for the duration of the fade up, there are ever so ...
2
votes
1answer
82 views

Video Editor for syncing mult camera videos

I am working on a project on human-robot interaction that involves me capturing videos of two humans working on a task together. Eventually, I will analyze the videos and try to model how these humans ...