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Audio Hosting | GravityLab Account | Hosting Tutorial | HTML5

Audio Hosting

How to convert audio to MP3 format with iTunes

May 28th, 2008

You can convert a song to a different file format while keeping a copy of the original. For example, you can save a copy of an uncompressed song file such as AIFF or WAV to a compressed format like MP3, AAC, or Apple Lossless Encoder. Saving a copy of a song in a new file [...]

How to make an m3u audio playlist

April 27th, 2007

Instructions for creating the playlist file: 1. Open up a text editor such as Windows Notepad 3. Type in the FULL path to the Web Address (URL) of your MP3 or WMA music file. If it’s an MP3 music file, type it in like this: http://your_media_url/sample.mp3 Repeat for each mp3 you want to add http://your_media_url/sample.mp3 [...]

GravityLab Account

GravityLab Multimedia : Our Content Delivery Network overview

February 6th, 2011

So what do we mean when we talk about our Content Delivery Network or “infrastructure” ? We took a new approach. We identified a smaller number of strategic global locations near primary Internet Exchange Points, and built supercharged points of presence we call SuperPOPs. These SuperPOPs have massive amounts of computing and caching power and [...]

Embedding Windows Media Video

January 14th, 2011

Using and embedding Windows Media video with GravityLab Multimedia is simple. Insert the following code into your HTML document to embed Windows Media Player using your GravityLab Hosting account. We’ve also added a link to “launch” the video in the player underneath the embedded player : <br /> <table border=’0′ cellpadding=’0′ align=”left”> <tr> <td><span class=”mceItemObject” [...]

List of Flash codecs supported by GravityLab video hosting

June 15th, 2010

Take a look at our hosting plans and options for Flash Hosting The following table lists the supported codecs and their earliest required SWF file format and Adobe Flash Player versions. Our video hosting accounts also support a huge list of Windows Media, Quicktime, Real Media, mp4, mp3, 3gp, 3gp2 and more. Video Codecs SWF [...]

Hosting Tutorial

Streaming video to iPhone FAQ

June 6th, 2010

Streaming video to iPhone Frequently Asked Questions What kinds of encoders are supported? The protocol specification does not limit the encoder selection. However, the current Apple implementation should interoperate with encoders that produce MPEG-2 Transport Streams containing H.264 video and AAC audio (HE-AAC or AAC-LC). Encoders that are capable of broadcasting the output stream over [...]

How to simulate a live broadcast with Windows Media Server

November 25th, 2009

Create Windows Media content and place it in the ASFROOT folder on the Windows Media Services server. Open the Windows Media Administrator. From the left side of the Administrator, select Unicast Publishing Points. In the Broadcast Unicast Publishing Points section, clear the use wizard option. Click Broadcast, and then choose New. For alias name, type [...]

Adding an MP3 playlist to your site

May 11th, 2009

Many times, you may want to have a listener stream MP3s from your site, but you don’t have any streaming software set up. One solution is to create an M3U file which acts as a playlist that opens up with many mainstream MP3 players such as iTunes and Winamp. Following is an example of an [...]

How to create a WAP site for mobile phones with WML

March 4th, 2009

Decks and Cards WAP sites are generally one file that contains many sub-pages within the master WML page. Each page is defined with a special tag called “<card>”. This is why WML pages are known as “decks”, because they contain multiple cards. Each card can contain text, links, input fields, tasks, images, and more. You [...]

How to configure JW Player to stream FLV or MP4 video

November 18th, 2008

Note: for GravityLab Multimedia customers, this method only applies to our Live Broadcasting packages. Pseudo-streaming is available with all standard on-demand video hosting accounts, and does not require rtmp configuration. Download the free JW Player from www.jeroenwijering.com and unzip the file somewhere on your computer Open the newly created directory, you should see several files. [...]

Embedding Quicktime Streams

August 13th, 2008

QuickTime and Darwin Streaming Server support two primary transport methods for streaming: RTSP/RTP streams use standard IETF streaming protocols to stream video and audio to clients. The Streaming Server supports QuickTime .mov, MPEG-4 .mp4 and 3G .3gp files for on-demand streaming. In addition, the Streaming Server can reflect live streams and playlists using Session Description [...]

How to prevent casual downloading of embedded content

July 28th, 2008

Quicktime offers a feature called “Kiosk Mode” that removes the rightmost menu arrow on the QuickTime player which also removes the “Save as” functionality. Kiosk mode is an option that can be set for a QuickTime movie, so that even users who have QuickTime Professional cannot copy the source of a movie. To enable kiosk [...]

How to display a banner image with Windows Media Player

February 4th, 2008

To display a banner image (along with a link to more information) while video is rendered in Windows Media Player, add an entry to a Windows Media metafile (a file with a .wvx file name extension) by doing the following: In a text editor such as Notepad, add the following basic code while substituting the [...]

How to optimize your site for the latest Google update

January 24th, 2008

For those whose businesses rely on the Internet to produce revenue the latest Google update, nicknamed Jagger, was one of the biggest events in the past couple years (probably since the Florida Update of 2003). With this 3-part update Google has essentially changed many of the rules and have thrown the SEO community for a [...]

How to embed Windows Media Player into an HTML document

September 6th, 2007

To embed an object into an HTML document, the object class ID is required. The class ID for Windows Media Player 7, 9, 10 and 11 is clsid:6BF52A52-394A-11D3-B153-00C04F79FAA6. Insert the following code into your HTML document to embed Windows Media Player 7 and later: Parameter Default Description autoStart true Specifies or retrieves a value indicating [...]

Play a quicktime movie outside of the web browser

August 15th, 2007

If you want to launch the standard Quicktime player outside of the web page, you need to create a reference movie — a tiny file that points to the URL of the real movie. Follow these steps to create a reference movie: 1. Put your actual movie on our server. 2. Open QuickTime Player on [...]

Hinting a Quicktime movie for real-time streaming

May 7th, 2007

To set up a movie for streaming over the Internet, compress the movie so that its data rate is appropriate for the bandwidth at which your users will connect. You can use the hinted streaming format with QuickTime Streaming Server or Darwin Streaming Server. The hint tracks, which are stored in the movie along with [...]

How to convert AVI to Windows Media

April 27th, 2007

Here’s how to use Windows Media Encoder 9 to convert your AVI file into Windows Media video. 1. Double click the download, and install Windows Media Encoder on your system 2. After install, launch it. 3. Select “Convert a File” – Click “OK” 4. Browse and find your AVI in the “Source File” box 5. [...]

Streaming, Broadcasting, and Progressive Download

April 27th, 2007

Digital video files are usually stored to disk in movie files. These files often contain the sample data used by the movie as well. The Player API includes functions to store a movie, or a movie and all its associated sample data, to a file. By default, the movie data structure is stored at the [...]

HTML5

mp4 Encoding specs for streaming video hosting at GravityLab

November 11th, 2010

We recommend Main Concept H.264 mp4. Encoding should be based on the single-pass Baseline profile, with frame reordering disabled. Keyframes are suggested every 5 seconds, ideally an even divisor of the chosen segment length. mp4 encoding for iphone / ipad / android / html5 devices Delivery Dimensions Frame Rate Total Bit Rate Video Bit Rate [...]