|
|
SH7268のメーカーはRenesasです、この部品の機能は「Digital Video Decoder Driver Users Manual」です。 |
部品番号 | SH7268 |
| |
部品説明 | Digital Video Decoder Driver Users Manual | ||
メーカ | Renesas | ||
ロゴ | |||
このページの下部にプレビューとSH7268ダウンロード(pdfファイル)リンクがあります。 Total 30 pages
APPLICATION NOTE
SH7268/SH7269 Group
Digital Video Decoder Driver User's Manual
R01AN0779EJ0100
Rev.1.00
Apr 18, 2013
Introduction
This document explains the usage of SH7268/SH7269 Digital Video Decoder (hereafter referred to as ‘VDEC’) Driver.
Target Device
SH7268/SH7269
Contents
1. Overview ........................................................................................................................................... 2
2. API..................................................................................................................................................... 5
3. User-defined Functions ................................................................................................................... 44
4. Example Usage ............................................................................................................................... 45
R01AN0779EJ0100 Rev.1.00
Apr 18, 2013
Page 1 of 58
http://www.Datasheet4U.com
1 Page SH7268/SH7269 Group
Digital Video Decoder Driver User's Manual
1.3 File Configuration
The file configuration of this driver is shown below.
Table 2 File Configuration
File Name
vdec_api.c
vdec_api.h
vdec_para.c
vdec_user.h
Description
Source file for VDEC driver functions.
Header file including the prototype declarations for
the VDEC driver calls and definitions of constants.
Source file checking arguments.
Header file for compilation option.
This driver requires external header files as below.
Table 3 External File Dependencies
File Name
typedefine.h
iodefine.h
Description
Header file including the typedef declarations for the basic types.
Header file including IO definitions.
1.4 Program Size and Section
Program size and section used by this driver are shown below.
Table 4 Program Size and Section
"Renesas SuperH RISC engine Standard Toolchain 9.4.1.0"
"Speed & size optimization enabled"
Type
Section name
Size [byte]
Description
ROM
P_VDEC
2.5K (4.2K) Program area
C_VDEC
0 Constant area
D_VDEC
0 Initialized data area
RAM
B_VDEC
0 Uninitialized data area
Note: Program size does not include Input Video Buffer size.
Values in the parentheses are program size when parameter checking is defined.
1.5 Compilation Switches
This driver has compilation switches in vdec_user.h.
1.5.1 Parameter Checking
When _VDEC_PARAMETER_CHECK is defined, the driver checks the arguments of driver functions. Arguments are
checked and error codes are returned if there are errors. For error codes, see 2.2 Error and 2.3 API Function.
R01AN0779EJ0100 Rev.1.00
Apr 18, 2013
Page 3 of 58
3Pages SH7268/SH7269 Group
Digital Video Decoder Driver User's Manual
2.3 API Function
A list of VDEC driver calls is shown in Table 7.
Table 7 VDEC Driver Calls
Driver Call
VDEC_Initialize
VDEC_Terminate
VDEC_Input
VDEC_SyncSep
VDEC_YcSep
VDEC_ChromaDec
VDEC_DigitalClamp
VDEC_Output
VDEC_QueryVDEC
Function
Video decoder driver initialization
Video decoder driver termination
Video decoder driver input
Video decoder driver sync separation
Video decoder driver y/c separation
Video decoder driver chroma decoding
Video decoder driver digital clamp
Video decoder driver output
Querying Video decoder parameter values
R01AN0779EJ0100 Rev.1.00
Apr 18, 2013
Page 6 of 58
6 Page | |||
ページ | 合計 : 30 ページ | ||
|
PDF ダウンロード | [ SH7268 データシート.PDF ] |
データシートを活用すると、その部品の主な機能と仕様を詳しく理解できます。 ピン構成、電気的特性、動作パラメータ、性能を確認してください。 |
部品番号 | 部品説明 | メーカ |
SH7263 | 32-Bit RISC Microcomputer | Renesas |
SH7268 | Video Display Controller 4 Driver Users Manual | Renesas |
SH7268 | 32-Bit RISC Microcomputer | Renesas |
SH7268 | Digital Video Decoder Driver Users Manual | Renesas |