video-recording | 易学教程

FFmpegFrameRecorder videoBroadcasting audio comes faster than video frame in 3G Network

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问题 I'm using FFmpegFrameRecorder for video broadcast.Problem is audio comes faster than video frame.I'm using following code but unable to produce complete video there is problem in audio video timestamp. Java Code: import static com.googlecode.javacv.cpp.opencv_core.IPL_DEPTH_8U; import java.io.IOException; import java.nio.ShortBuffer; import android.app.Activity; import android.content.Context; import android.content.pm.ActivityInfo; import android.graphics.Bitmap; import android.graphics

Camera issue with Motorola DROID RAZR When I recording the video

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I have tested my application on various mobile phones. My applications main functionality is taking pictures and recording video through the phones camera. I didn't face an issue on most of the mobile phones, but I did face this issue on Motorola DROID RAZR . My application works fine when i take a picture. But I'm facing an issue when I record a video. When I record a video, I get a blank screen. There is no preview showing on the mobile screen. I don't why its happening, but on most of the mobile phones its working fine. And taking picture working fine on this phone (the droid razr).

Any free C# libraries for video recording (of the screen) around?

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问题 I am looking for free C#(.net) libraries that allow me to record videos(plus sound) of the screen of my computer (basically, to do what camtasia does). Is there anything easy to use, around? Thanks 回答1: I came across this solution to your problem, which uses Windows Media Encoder 9 to record the desktop. It's a bit dated, but I think you might find it interesting or helpful: http://www.c-sharpcorner.com/UploadFile/satisharveti/EnhancedDesktopRecorder07222008041309AM/EnhancedDesktopRecorder

How to add pause and resume feature while recoding video in android

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问题 Requirement : I want to develop an app that has Video Recoding with pause and resume feature. I Have Tried : I have developed the app upto recoding the video by using surface view. Already Researched : I have already searched all the site and also like but till now i can't get the solution and that i know there is no default option in android for pause and resume video and also know by merging the video we can achieve it. What i need: Please share me if there is any external plugin available

Capture iPhone Screen From My App and record Video

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问题 I am just curious to create an app which records video of iphone screen or capture images of iphone screen. I know that Apple doesn't allow such kinds of apps on the app store and I have no intention of doing that. I can upload my app on Cydia if I want, but my current objective is just to develop an app with the capabilities of capturing video of the iphone scree n or taking screen shot of device. Let's say that I am playing a game and I want to record it so I can show my friend how well I

How to save files in my server with ScriptCam plugin

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问题 I want the users of my website to stream video in the website and preview it. then they can click save and the file is saved in the website's server. I found this plugin It seem to work fine, but the problem is that after it makes the file conversion it gives me a link to download the file whis supposedely is kept in ScriptCam's own server. I also noticed that their server URL is pre appended to the "fileName" variable. i don't know where it's coming from. Any help is welcome, Mike 回答1:

How do I record video from a webcam in MATLAB?

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问题 I would like to know how I can record a video in MATLAB with my webcam. 回答1: NOTE: This is now updated for use with newer versions of MATLAB, since some of the older functionality has been superseded and removed. If you already know how to capture a single image from a webcam, then it should just be a matter of stitching the images together into a movie. You can use a VideoWriter object to open a movie file and then add sequential images using the writeVideo method. For example: aviObject =

FFmpegFrameRecorder videoBroadcasting audio comes faster than video frame in 3G Network

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I'm using FFmpegFrameRecorder for video broadcast.Problem is audio comes faster than video frame.I'm using following code but unable to produce complete video there is problem in audio video timestamp. Java Code: import static com.googlecode.javacv.cpp.opencv_core.IPL_DEPTH_8U; import java.io.IOException; import java.nio.ShortBuffer; import android.app.Activity; import android.content.Context; import android.content.pm.ActivityInfo; import android.graphics.Bitmap; import android.graphics.Canvas; import android.hardware.Camera; import android.hardware.Camera.PreviewCallback; import android

Record video from VideoView

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问题 Currently doing project on live Streaming, and I succeed to play live video. Now my next task is to record the video which is playing in VideoView. I had searched, able to found capturing video but with surface(camera) but here in VideoView I am not having any surface. any help appreciated 回答1: You can see this link. In short your server has to support downloading. If it does, you can try the following code: private final int TIMEOUT_CONNECTION = 5000; //5sec private final int TIMEOUT_SOCKET

Selenium Grid Video Recording

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I'm trying to record videos of my Selenium-Tests. These Tests run parallel on Selenium Grid. I wanted to open a VNC-Server for each firefox and then start recording. So one grid-node would open 5 vncservers and then a program like 'recordMyDesktop' would record each one of them and store them in a different file. I found this: http://www.theautomatedtester.co.uk/blog/2010/castro-selenium-video.html but not for Java and Grid... Thank you in advance Richard (My environment is Firefox on Linux) Available since April 2014, there is a java library you can use to record videos called selenium-video