streaming

Live video broadcast and server resources using RED5

how much ram do i need to run a server with red5 and broadcast live video I am starting a project that will include live video broadcasts from all over the world and it is expected to have at least 1000 users viewing those videos in real time. After looking around a bit i have decided to use RED5 to handle all the video streaming/recor...

Which codec + encryption method makes it easy for streaming J2ME video playback?

I want to transport video files from a desktop system to my mobile device, but I want the videos to be encrypted so the mobile video files cannot be viewed elsewhere. This means I can't decrypt the whole file, I need to decrypt it as a stream. Question: What's the best codec and encryption method to use to make the decryption easier? ...

Corba sequence<octet> a lot slower than using a socket

I have a corba releated question. In my Java app I use typedef sequence Data; Now I played around with this Data vector. If I am right with the Corba specification sequence will either be converted to xs:base64Binary or xs:hexBinary. It should be an Opaque type and so it should not use any marshalling. I tried different idl styles: v...

Actionscript: NetStream stutters after buffering.

Using NetStream to stream content from http, I've noticed that esp with certain exported h264's, if the player encounters an empty buffer, it will stop and buffer to the requested length (as expected). However once the buffer is full, the playback doesn't resume, but instead jumps ahead, as such- instantly playing the buffered duration ...

long polling vs streaming for about 1 update/second

is streaming a viable option? will there be a performance difference on the server end depending on which i choose? is one better than the other for this case? I am working on a GWT application with Tomcat running on the server end. To understand my needs, imagine updating the stock prices of several stocks concurrently. ...

Reading data from an open HTTP stream

Hi, I am trying to use the .NET WebRequest/WebResponse classes to access the Twitter streaming API here "http://stream.twitter.com/spritzer.json". I need to be able to open the connection and read data incrementally from the open connection. Currently, when I call WebRequest.GetResponse method, it blocks until the entire response is d...

Implementing COMET clientside

I have read up about what COMET streaming is, and all the various hacks required to get it working across the major browsers. The problems encountered seem to be two fold: 1. Server being able to support many persistent connections 2. Implementing the JS functionality I have an application where I need to perform COMET streaming. I have...

What's the fastest way to read/write to disk in .NET?

I've got a little program that reads and writes files on disk. Breaking it down to the most simple level, it reads bytes from one file stream and writes them to another. It performs its duties fine, but it isn't the fastest thing. I've seen other applications that can tear through a gigabyte or more of reads/writes in amazing speeds. ...

Get total time and time played from Flash Video component?

I've loaded a video into the FLVPlayback component and I'm looking for a way to get the total time and the time played so far and output them to two text fields so the end result would look something like "00:12/00:50". Right now I'm defining the video by the components inspector but I'm eventually hoping to define this bit by actionscr...

How to save web audio streaming to file ( c++ / java )

hello all is there any lib or well known method to save audio web streaming ( web radio , mp3 streaming) to file programmatically ? ...

HTTP Live Streaming, FFMPEG & FFSERVER, and iPhone OS 3

In iPhone OS 3, Apple has introduced HTTP Live Streaming which should allow live streaming of video from the internet. I am currently operating a webcam, which feeds into my server, and is then converted into a flv stream by ffmpeg, and streamed back out using ffserver. Does anyone know how to setup a video stream the iPhone can use us...

Playing an mp3 from a stream in WPF

I have a stream coming from an external host that needs to be authenticated by cookie before the stream will be sent. I have the stream already authenticated, I just need some way to play this stream. Any ideas? ...

Windows Mobile App - Play MMS Stream?

I'm trying to write a Windows Mobile app targeting Windows Mobile 6.x that will stream an internet radio stream delivered via MMS protocol (just one feature among other things). Does the .NET Compact Framework have built-in controls or API's that will do this? Or would I need to start looking for a third-party library? I'm a little co...

How do you insert markers into a Silverlight LIVE video stream?

A client has a live video stream and a Silverlight player, we would like to add closed captions to the player. However, due to lag we need a way of synchronising the video and the captions. TimelineMarkers (http://msdn.microsoft.com/en-us/library/system.windows.media.timelinemarker(VS.95).aspx) seems like the way to archive this, how...

Publishing Audio from iPhone to HTTP

Hi All, I have read that Apple has allowed iPod Library Access in iPhone OS 3.0 and thus an App can access the data stored in the iPod. I want to know that is there a possibility that the audio being played by an App can be published over a Network Stream. Let me know your thoughts. Thanks and Regards, Muhammad Haseeb Khan ...

Is it possible to seek to a random position in streaming audio (using Flash Media Server and Flash 9)?

I am creating an audio player that has a feature to sample a random 30-sec preview of the music for the listeners (server-side is Flash Media Server and client side is Flash 9). Can this be done in Actionscript 3 or must the samples be prepared ahead of time? ...

Stream PDF to new browser instance or tab?

Hi All, I want to Stream a PDF to a new browser instance. I currently have this Response.ContentType = "application/pdf" Response.AddHeader("Content-Disposition", "inline; filename=""" & Path.GetFileName(pdfFile) & """") Response.AddHeader("Content-Length", stream.Length) Response.BinaryWrite(stream.ToArray()) Response.Flush() But thi...

Cross-browser implementation of "HTTP Streaming" (push) AJAX pattern

Client request web page from server. Clent then requests for extra calculations to be done; server performs series of calculations and sends partial results as soon as they are available (text format, each line contains separate full item). Client updates web page (with JavaScript and DOM) using information provided by server. This seem...

Windows Mobile App - Play Stream Over MMS Protocol?

NOTE: This question is being reasked because I accidentally clicked Community Wiki in the previous one, and obviously that didn't provide enough incentive in the form of reputation for people to answer it. Here is a link to the old question, please do not duplicate those answers (they weren't exactly helpful anyway): Link to Original Q...

How to stream partial content with ASP.NET MVC FileStreamResult

We're using a FileStreamResult to provide video data to a Silverlight MediaElement based video player: public ActionResult Preview(Guid id) { return new FileStreamResult( Services.AssetStore.GetStream(id, ContentType.Preview), "application/octet-stream"); } Unfortunately, the Silverlight video player downloads the ...