Closed Captions and Teletext

Microsoft DirectShow 9.0

Closed Captions and Teletext

Analog television signals can carry extra information in the vertical blanking interval (VBI), including closed captions and World Standard Teletext (WST). DirectShow provides a set of filters for decoding and viewing both CC and WST text.

• Viewing Closed Captions
• Viewing World Standard Teletext

See Also

• Analog Television