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

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4
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3answers
3k 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 ...
-3
votes
1answer
57 views

What is the state-of-the-art on using computers to “clean-up” videos?

TWO PART QUESTION - We've all seen the movies/TV shows where the police/feds/spies use computer software to take a grainy photo and do a "clean-up" to see a better picture and more details. I assume ...
1
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0answers
28 views

How to change profile of Openshot project?

I stupidly started a project using a DVD NTSC profile, made a bunch of changes, and then realized that the final product is supposed to be DVD Widescreen NTSC. I can export it as such, but because I'm ...
2
votes
3answers
3k 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 ...
0
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0answers
60 views

Premiere Pro CC 2015: could not find any video play modules?

I just installed Adobe Premiere Pro CC 2015 yesterday, and it seem to be ok, (because I was able to open it). Then I installed also After Effects and Quicktime. But then, Premiere won't lauch again, ...
2
votes
1answer
50 views

Automatically speed up video portions with no voice

I have recorded some video tutorials for our programming team. These consist of "live coding" exercises; basically, videos of me coding stuff. Thus, the video track is a screencast, and the audio ...
2
votes
1answer
38 views

Adding annotation to existing video file

I an application demo video, I want to add annotations (Text notes, basic shapes etc) on already recorded video. Is there any free software available for that on Windows? I found some, but they work ...
3
votes
3answers
40 views

Graphics card and video codecs: are colors stored in a linear scale?

Is this saying correct ? The graphics card and most video codecs store colors in a linear scale.
1
vote
3answers
401 views

Need ideas for simple closed circuit tv for church overflow room

The Need: In our small church, we have an "overflow" room right across the hall from the main room where the pastor speaks. We're already getting sound into the overflow room separately, but we need ...
16
votes
2answers
9k views

How does YouTube encode my uploads and what codec should I use to upload?

Related to What codecs/formats are appropriate for full motion video recording for youtube? I'm wondering exactly how I can expect Youtube to handle my videos. I know they have a rather zealous ...
1
vote
1answer
36 views

extracting keyframes from damaged video file

if I have a video file that is in .mov format, but the header has been overwritten, is there a way to scan the file to find the keyframes and somehow extract them?
2
votes
1answer
209 views

ffmpeg trying to convert AVI to MP4 but not playing

I'm trying to convert a video file from AVI to MP4 but it doesn't seem to play, my code: exec("ffmpeg -i ".$video." -c:v libx264 -pix_fmt yuv420p -movflags faststart ".$withoutExt.".mp4") Even ...
1
vote
1answer
34 views

Attach a video to a static image?

Well, its not my area and i am a little bit scrappy with this. So we have this little device , that we want to show how a real human hand stick to some different places .(for example door,window,gate ...
0
votes
1answer
83 views

How can I record audio with the USB mic and record with the camera without having to sync them?

I want to start making some YouTube videos, but I want to work with what I have for the moment, to see how it goes and learn using them for a while. So I have a Behringer C1-U microphone and a ...
5
votes
3answers
210 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: ...
1
vote
1answer
53 views

Easy way to take 1s clips from video every 60s and join them all together?

Pretty much what the title says: I have a couple of video files and would like to extract one second intervals every sixty seconds or so, i.e. extract the clips 00:59 - 01:00 01:59 - 02:00 etc. ...
4
votes
2answers
7k 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 ...
0
votes
1answer
64 views

how to measure bitrate of video over time

Given an encoded video file with non-constant bitrate, how would one analyze the bitrate over time? So far I found one old program that produces a bitrate plot, but none that can give the raw data of ...
0
votes
3answers
123 views

How to prevent users from downloading videos?

We want to provide VOD service via http/https, but we dont want users download a video by finding out the url directly from the web player or using a developer plugin like firebug. We are told that ...
1
vote
0answers
39 views

Is there a way to cut a speech video into parts on silences automatically?

As an English teacher, and also a programmer, I've created a system of listening that works this way: I choose an interesting video full of speech. I manually cut it into peices based on slinces ...
3
votes
1answer
1k views

convert horizontal side by side to vertically stacked 3D video

I have seen this and this post explaining how to crop and stack videos using ffmpeg. My question is - is there an easy (preferably one step) way to turn a horizontally stacked video into a vertically ...
-2
votes
1answer
34 views

Advertisement Video For App [closed]

I would like to build an advertisement video for my app similar to this one that Waze made: Any suggestions on what software I should use?
1
vote
1answer
115 views

x265: Is it possible to re-compress HEVC video without quality loss?

My situation: Transcoding 1080p bluray videos to HEVC. Audio untouched; My rig is old (pre-2012) and to speed up the process I'm using --preset ultrafast; From x265 documentation, I understand that ...
0
votes
0answers
101 views

what softwares and techniques can be used to make videos similar to ByJu videos

ByJu Sample Video : How can we make videos similar to ByJu classes videos ? I am guessing they used adobe after effects, but how can we achieve the precision in ...
1
vote
4answers
918 views

Cross-dissolve in real time between end and start point of looping clip

I'm trying to achieve the following: I have a short movie clip that I want to loop for an indefinite amount of time. However, as of now, it doesn't particularly good every time the clip starts over ...
0
votes
2answers
138 views

how to join video files?

I have 12 parts of videos . I want to join them in a sequence and make a single video. Please suggest me software and steps to do this. can i need to install adobe premier? thank you example ...
1
vote
1answer
38 views

Green Screen Streaming

I am a complete newbie when it comes to making videos. Just got a Canon VIXIA RF62, and built a DIY green screen. On the green screen I hope to place maps and other background images that I will point ...
1
vote
0answers
15 views

Selecting a Layer and Keyframes without using Marquee Tool in AE

If I have a layer with some keyframes like this: When I click on it, it highlights just the layer, obviously. My question is, how can I select the keyframes under it WITHOUT using the Marquee Tool: ...
0
votes
1answer
99 views

How to split video into multiple files based on chapter markers?

Is there a way to automatically split a video into multiple files based on chapter markers? I don't want to re-encode the file, just a video/audio passthru. The source file is a MKV container, but I ...
0
votes
1answer
28 views

Three Point Lighting on Green Screen

Ok - I have a 10' x 8' foot DIY green screen. Since I am newbie I have not yet purchased any lighting. I do have a set of circular reflectors, and a lightstand with a boom and clamps that I was ...
0
votes
1answer
23 views

Draggable effect split screen

I want to know that draggable split-screen effect is used in the next video? j-query? Draggable interact split screen video Regards
0
votes
0answers
24 views

MP4 Creation for fast startup

I have transport stream source and recorded this with following ffmpeg command line. ffmpeg -y -fflags +igndts -i udp://127.0.0.1:22500 -map 0 -fflags +igndts -codec copy -bsf:a aac_adtstoasc ...
0
votes
0answers
79 views

Why is JWPlayer (6, 7) is unable to play certain MP4 video files after conversion?

I am converting videos (. -> .mp4 (h264) using handbrakeCLI command The conversion goes just fine and I can play the re-encoded video in windows media, VLC, real play etc. But the video is not ...
0
votes
1answer
467 views

FFmpeg/Avconv unable to copy subtitles; Unsupported codec?

I've got an mp4 file with these streams (avconv -i file.mp4 or ffmpeg -i file.mp4): Stream #0.0(eng): Audio: aac, 48000 Hz, stereo, fltp, 125 kb/s (default) Stream #0.1(eng): Audio: ac3, 48000 Hz, ...
1
vote
1answer
38 views

Software used to create such animations?

Check the video - https://youtu.be/uAyPXcYick0 I'd like to know which editor could I use to create such videos? I can get the flat icons, but how do I animate those? Are there presets for such ...
0
votes
0answers
158 views

How to stream video with delay

I need some kind of rtsp buffer to delay video. I have a live cam and i need to start recording video on some event. But I need 10-15 seconds before that event too. Idea is to read from camera, use ...
1
vote
1answer
161 views

ffmpeg Cut a media preserving all streams but also all metadata, timecodes and everything else

Today I wanted to obtain a ts file cut preserving everything, so I tried with this command: ffmpeg -i "original.ts" -map 0 -c copy -t 00:30:0.0 -threads 1 "cutted.ts" The resulting file have ...
0
votes
1answer
59 views

Any software with high quality vfx graphics? [closed]

I am planning to make my own movie and I need a software that produces high quality video graphics. I am new to this and am sorry if this is not the place to post this.
1
vote
0answers
30 views

GoPro4: Color shifts in video

I'm not sure where to put this question, but I think signal processing section is the best section to ask. So I am having a problem with my camera, apparently the filter color shifts to purple, then ...
0
votes
0answers
86 views

ffmpeg based JAVE video conversion taking a long time

I am using ffmpeg to convert videos to mp4 format in my application I have used JAVE and Xuggler for the same. My issue is that, video conversions are taking way too much of time. For example, a 50MB ...
0
votes
0answers
51 views

Prevent VLC display a new window when choosing another video stream / angle

If you have a video with multiple video streams, let's say a mkv file with multiple video streams (or multiple video angles) VLC allows you to choose another stream like it does with subtitles and ...
1
vote
1answer
63 views

Adobe Premiere CS5 match sequence settings but change codec

So I have a flash video that I tried converting to MPEG4 (H.264) in Adobe Premiere. I simply copied the .flv clip and the created a new sequence by dragging the clip to the new item icon: I this ...
1
vote
5answers
1k views

Is there a way to capture RTMP-stream and output it to SDI?

Is there any way to capture an RTMP stream and output it to SDI? Here is my situation: We specialize in producing local sports for web streaming. Occasionally we are asked to deliver a stream to a ...
1
vote
1answer
189 views

How do I get royalty free music, images ,video clips, cartoon characters with different actions and emotions for short filmmaking

How do I get royalty free music, images , video clips, cartoon characters with different actions and emotions for short filmmaking?
1
vote
0answers
31 views

Realtime fulldome video splitting

I need to split fulldome video stream to several projectors for planetarium. I wrote hlsl (and glsl) shader which does exactly what I need and has some configurable parameters. It works in MPC:HC that ...
3
votes
2answers
87 views

How do youtube professionals record audio for their video?

If some professional has a video, and they want to do a voiceover for it, how do they do it? Do they first remove unwanted clips from video and then record audio using audacity while seeing the ...
1
vote
0answers
324 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 ...
5
votes
2answers
5k views

How to convert an MTS file without loosing quality?

I have shot some videos on a Panasonic v720 camcorder. The videos are huge. I used the internal feature of the camcorder to convert to MP4 and the quality was reduced very much. What is the best ...
3
votes
1answer
116 views

Encode video for html5 and javascript controlled playback

I want to create something like Apples Mac Pro product page http://www.apple.com/de/mac-pro/ where html5 video playback is being controlled via javascript (by manually setting the currentTime ...
3
votes
1answer
337 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 codecs inside it for ...