As shown in the previous table, the software handles the Vendor Specific InfoFrame (VSIF), the Auxiliary Video Information (AVI) InfoFrame, the Audio InfoFrame, and the Dynamic Range and Mastering InfoFrame. The four InfoFrame types are added as part of the HDMI 1.4/2.0 TX Subsystem data structure, each having its own well-defined structure. For more details on InfoFrames, refer to Section 6 of CTA-861-G.