video

How do streaming videos work?

Hi, So I have some videos in .flv format which I'd like people to be able to view from my site, without being able to download them. So far Flowplayer seems like the best choice for the actual flash player. However, I've been looking into this video streaming thing, as its supposed to make the videos very fast to view and allows seekin...

How to serve .flv files using PHP?

Hi, I'm building a streaming video site. The idea is that the customers should pay for a membership, login to the system, and be able to view the videos. I'm going with FlowPlayer for showing the actual videos. The problem now is, the videos need to be stored somewhere publically and the url to the .flv files needs to be passed to flo...

Flash Encoding (FLV): What are the prefered bitrates?

I inherited a project that is sending videos off to a remote encoder to encode into FLVs. Today, I noticed that we are asking them to encode at 1024kbps To me, this seems extremely high. What is everyone else using? What is YouTube using for "standard" vs. "high quality" versions? Thank you in advance. ...

Command line video editing tools

I'm looking for (linux) command line tools that can help with video editing. I am mostly interested in: Cutting Transitions Effects Any pointers would be appreciated (I know ffmpeg can do basic cutting, but not much beyond that afaik). ...

Flash Video - Creating a Virtual Video Clip

I have a requirement to play only a portion of a larger video file in Flash and I am wondering if this is possible in a dynamic way. We want to avoid having to cut up a larger video into smaller clips that will appear at different locations on the site. thanks Michael ...

Silverlight Video - playing Virtual Video Clips

I have a requirement to play only a portion of a larger video file in Silverlight and I am wondering if this is possible in a dynamic way. We want to avoid having to cut up a larger video into smaller clips that will appear at different locations on the site. thanks Michael ...

WPF - C# + Cannot get MediaElement Storyboard to autoreverse

Hi, this is driving me pretty crazy. I'm trying to get a WMV file to autoreverse after it's done playing, but it doesn't work. I've tried setting Storyboard autoreverse to true, but this throws an error saying that "Clocks with CanSlip cannot have parents or ancestors with AutoReverse, AccelerationRatio, or DecelerationRatio." Is this...

Realtime 1394 firewire video in a WPF app via directx or other method

Are there any controls that anyone is aware of that I can use to stream firewire video into a WPF app. I do not need camera control or capture just the video. I need WPF hosting because I'll be adding WPF content on top. I was hoping that with the addition of having direct X surfaces in WPF something like this might appear. Ideally l...

ASP.NET - how to read attributes (length, resolution, codec) of video files

I'm working on an ASP.NET app that allows users to upload video files. After the user uploads, I need to determine some of the attributes of the media - namely it's duration/length, resolution, and codec (if possible). What's the simplest way to approach this? Should I use the WMP SDK - this seems to involve actually instantiating th...

Tool to glue dozen of PNG into video

I have made nearly 20 PNG screen captures. I wish to glue them into video. Could you recommend a tool? Better if that would be smooth change from one picture to another, like tween motion in Flash. Using actual flash is not an option. Because tool must be free and run on linux. ...

FFMPEG - zero file size when sound enabled

I'm having a few problems converting video files from the command line using FFMPEG. I'm using a CentOS server, but unfortunately I don't have shell access. When I suppress sound using the following command, everything works perfectly (except of course, there's no sound!) ffmpeg -i $infile -an test.flv However, when I try to enable s...

What are some sites with good free video tutorials on ASP.NET (C#)?

Besides www.asp.net/learn/, what other sites have good free video tutorials for ASP.net(c#) and everything related to asp.net and the Visual Studio IDE. ...

Where can I find open source Youtube-like software?

Hello everyone, I want to setup a web site like Youtube to host some internal videos. I want to know whether there are any open source and .Net based projects to easy use/setup? I want to host the video by myself other than any 3rd party services for copyright reasons. :-) thanks in advance, George ...

Embedding dynamic text in a video in flex

Hello, I am developing a flex application in which a person fills a form and the text dynamically gets added in the video preview next to it. Can anyone tell how the text from form can be dynamically added to the video? ...

Streaming video from a live webcam

I building a .NET 2.0 web site for a client which requires a live video streaming feature. i.e. a subscriber of a the site can stream live recording of a an event using his webcam (from his browser) and the guests he has invited can see it in their browsers. I thought Silverlight 2 will bring in those feature but they are not avialble. ...

DirectShow: BITMAPINFOHEADER and ISampleGrabber returning different sizes

I've got a particular FLV (VP6/LAME) file that is 400 x 171 pixels as reported by the BITMAPINFOHEADER structure and as verified by a number of FLV metadata editors such as RichFLV. However, when grabbing a sample from it using an ISampleGrabber the resulting sample (at 3 bytes per pixel) is only 204,000 bytes (400 x 170 x 3) rather tha...

How can I extract frames from videos (using DirectShow)?

I have to extract the frames from any video file that can be played using the standard windows media player into separate images. Can you provide me some info on how to proceed, what documentation/books to read, etc? The language is C/C++. Also, don't recommend any solution which involves GPL code, the software I have to work on is pro...

Resizing a Silverlight or Flash video player?

Is it possible to resize a silverlight/flash video player on the fly? I would like to create a video where I can drag the bottom left corner to resize the player (maintaining aspect ratio) or at least eliminate the possibility of doing so I could move on to other methods. Thanks in advance... EDIT: // forgot to mention Sorry forgot to...

What web video formats can do this?

I'm at a loss here--trying to come up with the best way to embed a video in a web page such that it can start playback at a specific frame number programmatically (not a simple timeline bar like youtube). ...

How do i rotate flash video every few minutes?

I'd like to rotate flash video on my website after 5 minutes to a new video. Autorotate it. ...