video-capture

.NET webcam video capture to file

I'm looking for a solution to record video from webcam in .NET. Currently, I'm using VideoLab components (http://mitov.com/html/directshow_video_capture_in__n.html). It works, however it has some annoying bugs or incompatibility with my device. Moreover, it's a bit heavyweight for my simple task. All I need is recording to file from defa...

Importing real world models into a game engine

What are the hardware and software tools required to import physical worlds into a game engine? Can i use a HD camera to do that? What do the popular game engines support? ...

How to control the frame height and width of captured video: setVideoSize() does not work

On a Nexus One (for example), the camera application is able to capture H.264 video at 720x480 (the "High" quality setting). However, when using the MediaRecorder API, it always seems to capture at a fixed frame size of 320x240. I would expect the setVideoSize() method to control the frame size (as in the prepare fragment below), but it...

Best video codec to encode analog graph information / AVI

I have an application that captures analog measurements several times a second - to give you an idea how it looks like - here is a sample frame (obviously the curve changes as the measurements chage): I need this application to record these frames into an AVI or any other video file that would be playable on windows without a custom c...

How to record video from Front Facing Camera?

we got a requirement to record video from front and rear cameras simultaniously.. In the Android 2.1 SDK we only have the MediaRecorder.VideoSource.CAMERA and DEFAULT, but not FRONT_CAMERA and REAR_CAMERA. So, is there any other way to record from Front camera.. like any third party API's.. thank you.. ...

How to import live video stream and capture one frame.

How would I go about capturing one frame from a feed of video from a webcam or video capture card in C#? I want to display the live feed and have a method that takes one frame and saves it to a remote server either via FTP or over a shared network path. ...

Android - How do I capture and loop video to the screen?

I was wondering if anyone knows of a tutorial explaining how to capture the video from the camera on an Android device and then display the video in real time on the screen? I have looked up MediaRecorder, MediaPlayer, Videoview but they all seem concerned with recording audio/video to a file or playing audio/video from a file or a URL....

Video upsampling with C/C++

Hi, I want to upsample an array of captured (from webcam) OpenCV images or corresponding float arrays (Pixel values don't need to be discrete integer). Unfortunately the upsampling ratio is not always integer, so I cannot figure myself how to do it with simple linear interpolation. Is there an easier way or a library to do this? ...

Using phonegap for mobile video editing application

I am new to mobile development, but have some experience with web app development. I am looking at starting work on a mobile app that involves shooting and editing video on the phone initially for Android and possibly to be extended to other platforms. Phonegap seemed to be an interesting potential way to start both given my realm of fam...

Getting a snapshot from a webcam with Delphi

I need to get a regular snapshot from a webcam in Delphi. Speed is not a problem (once a second is fine). I have tried demo code from based on stuff from http://delphi.pjh2.de but I can't get it to work. It compiles and runs OK but the callback function never fires. I don't have a real webcam but am running instead a simulator. The ...

Record Video/Take Picture switch in iPhone app?

So i got a iphone app that is a button and when you pressed it i want the camera view to pop up and i want to give the user a choice to take a picture or a video like in the default camera app the one switch thing. Thanks! ...

capture video of iphone4 in objective c using xcode

Good Day! i would like to know some tutorial or link or any help regarding how to capture video with sound using xcode 3.2.3. Any help in this regard is appreciated Regards ...

Program for capturing iphone screen during video games execution

Hi, I was wondering how it is possible to capture what's shown in the iphone screen while playing a video game. I know that this can be done and that there have to be special programs for this since there are many sites out there that present a video review of iphone games. Thanks for the help! ...

error when capturing camera and audio input

using some of the nifty new APIs in iOS4 i am trying to capture input from the iPhone's camera and microphone and save it to a file. below is the code i am using. AVCaptureSession* captureSession = [[AVCaptureSession alloc] init]; AVCaptureDevice *audioCaptureDevice = [AVCaptureDevice defaultDeviceWithMediaType:AVMediaTypeAudio]; AVCapt...

How to record video directly on the server without asking user to upload

Hello, Instead of asking user to upload a video file - I want the user to directly record online and save it. Like with his webcam on - he visits the website, clicks on the record button - records his message and clicks done - the video is saved on my server. Something like what is described for youtube here: http://www.google.com/supp...

iPhone Video compression on/off

Hello, I have implemented video capturing by: IImagePickerController *imagePicker = [[UIImagePickerController alloc] init]; imagePicker.sourceType = UIImagePickerControllerSourceTypeCamera; NSArray *sourceTypes = [UIImagePickerController availableMediaTypesForSourceType:imagePicker.sourceType]; if ([sourceTypes containsObject:(NS...

Feed from Analog Camera

Hi, Can I take the image feed from Analog Camera using OpenCV, in a similar manner as it is done using the Digital Camera? As-In the concept of FPS, does that work similarly with the Analog Camera's? Thank You. ...

Kaltura: Help installing please!

http://www.kaltura.org/kaltura-simple-uploader-ksu-website-integration-guide I have no idea where to start if someone with some skills could get me up and running that would be great ...

Where to save video files - database or disk

hey guys Is it a good idea to store video files in a database as BLOB objects or store them on a physical disk. This is for a site similar to youtube where users can upload their video and view them Database would be Mysql Which option is better and why Thanks ...

Extract Closed captions from dvb-t

I want to be able to get the closed captions from a stream on a dvb-t card on my linux machine. From what I can tell when I use mythtv to view the card it can see the captions and display them on screen. But I would like to have a script running that gathers the captions and places them in a txt file. Card: Winfast DTV1000S / DTV3200 ...