Fujitsu DTV/STB solution driver (FAPex driver) Documentation [V01L00R00]


VIDEO DECODER Driver

Table of Contents

Introduction
Configuration

Public Interface

Driver Usage
Driver Relationship
References

Back to top

Introduction

This driver controls the Video Decoder block. The driver provides the decoding function of MPEG-2 or H.264 stream.

Back to top

Configuration

Board Memory Configuration


The memory configuration of Video Decoder for board is defined with the board configuration header file.

In case of Fujitsu MB86H61 Development Kit board, this board configuration header file is "${KERNEL_TOP}/drivers/media/fapex/wfe/include/fapex/sys_config_mb86h61_devkit.h", it is defined as follows.

Note:
Please refer to "MB86H61 SDK documentation" about the initial setup functions for Video Decoder memory area.
Back to top

Public Interface

System Driver Interface

Driver initialization function

  • Linux:
    The VIDEO DECODER driver module is initialized by following command on target board.
     # modprobe fapex_fdlvidec
  • RTOS:
    The VIDEO DECODER driver module is initialized by calling FAPEX_common_init().

Driver exit function

  • Linux:
    The VIDEO DECODER driver module is unregistered by following command on target board.
     # modprobe -rq fapex_fdlvidec
  • RTOS:
    The VIDEO DECODER driver module is unregistered by calling FAPEX_common_exit().

Application Programming Interface

Functions and Macros

The driver provides the functions and macros listed below. For more information please follow the links to their detailed documentation.

Open Driver
FAPEX_VIDEC_Open()
Close Driver
FAPEX_VIDEC_Close()
I/O control of Driver
FAPEX_VIDEC_Ioctl()
Memory Mapping
FAPEX_VIDEC_Mmap()
FAPEX_VIDEC_Munmap()
Back to top

Driver Usage

Please refer to following sequence diagram for the usage of this driver.

inline_dotgraph_17.dot
Back to top

Driver Relationship

The VIDEO DECODER driver is related with the following drivers:

Back to top

References

  • MB86H61 SDK documentation
    Fujitsu API / Core Driver Layer / VIDEO DECODER Driver

  • MB86H61 Device Manual
    Chapter 20.Video Decoder


Copyright © 2006-2010 by Fujitsu Semiconductor Europe GmbH
Copyright © 2008-2010 by Fujitsu Semiconductor Limited

Disclaimer:
Please note that the use of this has been based on the terms and conditions of "DK Consent Letter (For Linux)" agreement between you and Fujitsu Semiconductor Limited.
The contents of this document may be revised without prior notice. Contact our sales department for confirmation. The information in this document are presented as is, no license is granted by implication or otherwise.
More...

FUJITSU sales representatives