In some ways webcasting is no different from encoding back at the shop. The main issue is that you usually get only one shot at it, so everything must be carefully thought out in advance. There are some golden rules for webcasting:
• Capture clear audio.
• Minimize the camera movement.
• Check that the encoder CPUs are up to the task.
• Make sure the backhaul is secure.
• Make an archive copy.
And always take at least two of everything – just to make sure.
Most of the issues for live events relate to the available resources. Is there sufficient bandwidth to the publishing server? If you want to stream multiple formats at multiple bit rates, does the encoder have the necessary processing power? The codecs ...