Method and system for performing flash peer-to-peer networking webcast based on blocking format

The present invention discloses a method for performing flash peer-to-peer networking webcast based on a blocking format, including: acquiring video webcast data from a device storing video webcast data, blocking the video webcast data according to pre-determined sizes, and generating blocking information according to a video webcast data blocking location and a video identifier; adding header information to video webcast data blocks and then forming video webcast data pieces; distributing the video webcast data pieces and the blocking information to various nodes based on flash peer-to-peer networking; receiving a request from a client for the video webcast data, generating corresponding video webcast data piece requests according to the blocking information and allocating same to the various nodes; and receiving the video webcast data piece requests by the nodes, and feeding back corresponding video webcast data pieces according to the video webcast data piece requests and transmitting same to the client. T