![]() ![]() On June 11 at the 2007 Worldwide Developers Conference, Jobs presented an updated version of iChat for the nearly-complete Mac OS X 10.5 (Leopard) which introduced "iChat Theater", allowing users to share photos, presentations, videos, and files during a group video chat. This release also supported the Jabber protocol. Additionally, video conferencing used H.264/AVC encoding, which offered better quality than the previous H.263 codec. This version supported up to four people in a video conference and ten people in an audio conference. On June 28 at the 2004 Worldwide Developers Conference, Apple CEO Steve Jobs revealed the next version of iChat AV to be included with Mac OS X 10.4 (Tiger). On the same day, Apple released iChat AV 2.1 Public Beta to allow Mac OS X users to video conference with AIM 5.5 users. This version allowed video (but not voice) chats over the AIM protocol and was compatible with Apple's iChat AV. ![]() In February 2004, America Online introduced AOL Instant Messenger (AIM) version 5.5 for Windows-PC users. Apple eventually discontinued sale of iChat AV separately it can now only be acquired through Panther or with a new Mac. ![]() The final version of the software was shipped with Mac OS X 10.3 and became available separately on the same day for users of Mac OS X 10.2 for USD 29.95. These capabilities are based on the industry-standard, but not yet widely adopted, Session Initiation Protocol (SIP) for video chat and audio chat. It also introduced the iSight camera, designed specifically for use with iChat AV. announced iChat AV Public Beta, a new version of iChat that added voice and video chat capabilities. It bears a brushed metal interface and uses speech bubbles and pictures that some advocates claim personify the online chatting experience. ![]()
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