TTAC

Videoconferencing – Tested Products

The products that TTAC assessed, chosen as representative of H.264 &SVC products and consumer-oriented & business-oriented products, consist of the following:

Polycom CMA Desktop implements the H.264 standard for video encoding, but does not include support for Scaleable Video Coding (SVC).  Polycom CMA Desktop utilizes the H.323 standard for establishing calls, which enables it to communicate with other H.323 videoconferencing software within an organization.

Vidyo Desktop implements the H.264 standard for video encoding, and includes support for Scaleable Video Coding (SVC).  Vidyo Desktop utilizes the H.323 standard for establishing calls, which enables it to communicate with other H.323 videoconferencing software and hardware within an organization.  Note that the benefits of SVC are not seen when connecting to non-SVC clients and endpoints.

Zoom implements the H.264 standard for video encoding, and includes support for Scaleable Video Coding (SVC).  Zoom supports the H.323 standard for establishing calls for an extra fee, which enables it to communicate with other H.323 videoconferencing software and hardware within an organization.  Note that the benefits of SVC are not seen when connecting to non-SVC clients and endpoints.

Skype implements the H.264 standard for video encoding, but does not include support for Scaleable Video Coding (SVC).  Skype utilizes proprietary protocols for establishing calls, which renders it unable to communicate with other H.323 videoconferencing software and hardware within an organization.  Note that the benefits of SVC are not seen when connecting to non-SVC clients and endpoints.