Mixer for providing media streams towards a plurality of endpoints whereby the media streams originating from one or more media source and method therefore

A mixer for providing media streams towards a plurality of endpoints, the media streams originating from one or more media source(s), comprising:

• a receiver adapted for receiving at least a first request set of a first endpoint of said plurality of endpoints and a second request set of a second endpoint of said plurality of endpoints, wherein a request set comprises information relating to at least a subset of one or more codec parameter(s), and wherein a request set pertains to a media stream, wherein said first request set and said second request set pertain to a same media content;
• a control unit for aggregating said received first request set and said received second request set into an aggregated request set pertaining to a first media source;
• and
• a sender adapted for requesting a media stream according to said aggregated request set from said first media source,
• wherein said receiver is further adapted for receiving said requested media stream from said first media source and wherein said sender is further adapted for delivering a first media stream towards said first endpoint according to the first request set and wherein said sender is further adapted for delivering a second media stream towards said second endpoint according to the second request set.