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Video Encoding De-Mystified

Video Encoding De-Mystified

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What’s an Encoder?

If you wish to put video up on an internet web page, the video should be in a specific format. The process of getting the video in that format known as encoding. This text will study the foremost video codecs and encoders which can be used to make these codecs. The article will even have a look at stay video encoding. Lastly, we’ll have a look at a few free companies on the internet that can do encoding each on-demand and stay.

Flash Video

On of the extra in style codecs on the internet at the moment is Flash video. The file extension of .FLV is related to Flash video. Most cameras, camcorders, and video enhancing suites do not output .FLV information natively. When making a selection to make use of an encoding software program package deal take into account what you get for the value. Adobe contains the Flash Video Encoder with CS3/CS4, it is basically free. It does a superb job, however you might be restricted with choices when utilizing that encoder. Take into account another business software program encoders. Have a look at Sorenson Squeeze, On2Flix Professional, and for the true skilled, attempt Rhozet Carbon Coder). All of those packages provide higher flexibility and management of your media. The above talked about packages additionally help outputting many different codecs like AVI, MOV, WMV, and others. There are additionally numerous shareware, unbiased, and free companies accessible to encode video. These merchandise will likely be high-quality for low decision, low bit price movies, however may have many limitations. For business websites, I would not advocate utilizing any of those easy merchandise.

In the event you’re in search of a simple to make use of encoding resolution, that will not break the financial institution, attempt “Encoding Dot Com” I’ve spoken to the CTO of this firm. He tells me this service makes use of completely different backend applied sciences to deal with various kinds of encoding jobs. So relying on codecs, you should have entry to excessive finish encoding know-how. The service is simple to make use of. You may both add your video to them, or they’ll come to you to get it. Both means, you get a top quality product with out having to shell out lots of upfront capital.


H.264 is a codec, not precisely a format. It is principally MPEG-4. So you will see many various codecs which have H.264 encoded. You’ll find H.264 wrapped round .MOV, F4V, and even MP4 information. H.264 is a compression technique which normally yields greater high quality video at decrease bit charges. Most individuals at the moment are associating H.264 with HD video. That is for good purpose since I can get higher trying video in a smaller file. H.264 does have it is disadvantages; it requires extra computing energy for encoding and de-coding and might not be as appropriate as different codecs. I would not let that cease you from experimenting with it nevertheless.

Home windows Media Video

WMV has been round awhile. Some argue it is a superior format over Flash. A few 12 months or so in the past, I’d have agreed. WMV was extra steady and will provide you with nice image high quality. Microsoft helps the VC-1 Codec in WMV. VC-1 was the codec used within the HD-DVD format, thus you may anticipate nice issues out of WMV with VC-1 encoding. The most important drawback of WMV over Flash is compatibility. You may be onerous pressed to discover a MAC or Linux field out of the gate which helps WMV video. Additionally, Flash permits you to make customized gamers to current your video in and WMV makes use of the Home windows Media Participant.

To fight these shortfalls, Microsoft has developed Silverlight. Silverlight is a platform unbiased product that permits you to create customized participant purposes. It additionally runs on MAC and Linux and can help taking part in of WMV information on these OS’s. See , Microsoft might quickly help H.264 encoded video in a Silverlight setting.

MS-Expressions Encoder

Simply on your piece of thoughts, the 2008 Olympics have been delivered in Silverlight. See Many will agree that the 2008 Video games went off with out a hitch. You may see that despite the fact that Silverlight is a more recent format, it’s highway examined by over 70Million streams!

{Hardware} Encoding

Software program is sweet, {hardware} is GREAT! If you need the very best encoding with the least quantity of hassles, take into account a {hardware} encoding machine. These gadgets are vital when you find yourself speaking about stay encoding.

See these firms:
Vbrick, Digital Rapids, Newtek, Viewcast, Ripcode

These all compete in about the identical house. It’s best to examine options and costs. I can inform you that Digital Rapids may be very distinguished within the house. They provide encoding {hardware} for a few of largest names in media and have powered a number of the largest on-line occasions ever. The RipCode machine is exclusive since it is going to do On-the-fly encoding. So your video can change bit-rates, deminsions, or codecs as wanted. You’ll solely must have 1 grasp file and let the RipCode machine change it for you as wanted.

Stay Encoding

Digital Rapids Contact Stream Equipment

In the event you plan to ship Stay video to various viewers at a time it is advisable to think about using a CDN. Take into consideration your Web connection in your workplace or studio. When you have have a 3Mbps up stream and also you encode at about 500Kbps, then you’ll solely actually be capable to help about 6 simultaneous viewers. Not precisely report breaking! Most CDNs that help stay streaming can help a whole bunch to hundreds of simultaneous viewers. The 2009 Inauguration of President Obamma drew about 6-9Million viewers on-line. The networks broadcasting these streams used a CDN.

For Flash Stay Encoding you should use the Flash Stay Encoder from Adobe and a excessive finish laptop. This product is OK for many shopper purposes. You’re actually restricted to the horsepower of your laptop. There isn’t any Mac model accessible so that you should be on a Home windows machine. A greater possibility for Flash Stay Encoding is the On2Flix Stay encoding software program or the Sorenson Squeeze Stay product. Each of those will provide greater high quality video and extra flexibility. You’re nonetheless on the mercy of your laptop. So I recommend you get the most important, baddest laptop you may when utilizing a software program stay encoder. Throw as a lot CPU, RAM, and Video Reminiscence at it as attainable. Use a SATA or Firewire harddrive which runs no less than at 7200RMP.

You additionally want to think about the way you join your digicam supply to the pc. Do not use a easy off the shelf Net Digicam or an analog to USB machine. These are OK for house films, however for skilled movies you must have a look at a Prosumer HD Video Digicam or a excessive finish encoding seize card just like the Viewcast playing cards.

Ripcode Encoder
For a {hardware} stay encoding resolution, have a look at the Digital Rapids, Vbrick, or Newtek merchandise. Digital Rapids has a cool new product referred to as the TouchStream Equipment. It is a moveable standalone {hardware} encoder excellent for area productions

Free Encoding
There are a number of companies on the market that can convert movies without cost. Do a Google seek for “Free Encoding” or “convert to FLV” or “convert to WMV”. You can even obtain the Microsoft Video encoder and convert to WMV your self. Most video enhancing packages will export to WMV, MOV, and MPG codecs.

Free Stay Encoding

To encode stay there are just a few choices without cost.

  • Flash Media Stay Encoder
  • Home windows Media Encoder
  • For Silverlight Encoding, attempt the alternative to the Home windows Media Encoder is Expression

Attempt it your self

If you would like to placed on a stay webcast, attempt these free companies. They assist you to create your individual channel, retailer and play on demand and stay video. They’re actually cool!

  • Mogulus
  • U-Stream

#Video #Encoding #DeMystified

Video Encoding De-Mystified


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