8.1. Function Overview

VDEC module provides video decoding service,The compressed image data is decoded and the original image data is output.

The currently supported input sources are:

• Image data input by user under User Mode

Supported video standards currently include:

CV181x VDEC module only supports PT_JPEG/PT_MJPEG/PT_H264,CV180x only supports PT_JPEG/PT_MJPEG.

8.1.1. Objective

VDEC module provides the corresponding interface to drive the hardware of video decoding, and realizes video decoding function.

8.1.2. Definitions and Abbreviations

Acronym or term	Definition
VDEC	Video Decoder
Output Order	Order of output
Decoding Order	Order of decoding
Display Order	Order of display
Frame	Frame
Stream	Bitstream