3.1. Function Overview

3.1.1. Purpose

System Control performs hardware initialization for each processor and manages initialization, control, deinitialization, and operating status for each MMF module. It also provides functions such as physical buffer memory management.

Before an application starts using MMF, it must initialize the MMF system. After the application exits MMF, it must deinitialize the MMF system to release resources.

3.1.2. Definitions and Abbreviations

  • MMF (Multimedia Framework)

  • VB (Video Buffer)

  • VI (Video Input)

  • VI_CAP (Video Input Capture)

  • VI_PROC (Video Input Process)

  • VPSS (Video Process Sub-System)

  • VO (Video Output)

  • VDEC (Video Decoder)

  • VENC (Video Encoder)

  • AI (Audio Input)

  • AO (Audio Output)

  • ADEC (Audio Decoder)

  • AENC (Audio Encoder)