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DVD_AudioAttributes
構造体サイズ=各フィールドのバイト数(x64/x86 で異なる場合は x64/x86 と併記)。x64/x86 列=フィールドのバイトオフセット(HSPで dupptr / lpoke / wpoke 等に使用)。
フィールド
| フィールド | 型 | サイズ | x64 | x86 | 説明 |
|---|---|---|---|---|---|
| AppMode | DVD_AUDIO_APPMODE | 4 | +0 | +0 | オーディオのアプリケーションモードを示すDVD_AUDIO_APPMODE値。 |
| AppModeData | BYTE | 1 | +4 | +4 | アプリケーションモード固有のデータを格納するバイト。 |
| AudioFormat | DVD_AUDIO_FORMAT | 4 | +8 | +8 | オーディオの符号化形式を示すDVD_AUDIO_FORMAT値。 |
| Language | DWORD | 4 | +12 | +12 | オーディオの言語をLCID(ロケール識別子)で示す。 |
| LanguageExtension | DVD_AUDIO_LANG_EXT | 4 | +16 | +16 | 言語の用途拡張を示すDVD_AUDIO_LANG_EXT値。 |
| fHasMultichannelInfo | BOOL | 4 | +20 | +20 | マルチチャンネル情報を持つかを示す真偽値。 |
| dwFrequency | DWORD | 4 | +24 | +24 | サンプリング周波数をHzで示す。 |
| bQuantization | BYTE | 1 | +28 | +28 | 量子化ビット数を示す。 |
| bNumberOfChannels | BYTE | 1 | +29 | +29 | オーディオチャンネル数を示す。 |
| dwReserved | DWORD | 8 | +32 | +32 | 将来用に予約された領域。 |
各言語での定義
#include <windows.h>
// DVD_AudioAttributes (x64 40 / x86 40 バイト)
typedef struct DVD_AudioAttributes {
DVD_AUDIO_APPMODE AppMode;
BYTE AppModeData;
DVD_AUDIO_FORMAT AudioFormat;
DWORD Language;
DVD_AUDIO_LANG_EXT LanguageExtension;
BOOL fHasMultichannelInfo;
DWORD dwFrequency;
BYTE bQuantization;
BYTE bNumberOfChannels;
DWORD dwReserved[2];
} DVD_AudioAttributes;using System;
using System.Runtime.InteropServices;
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct DVD_AudioAttributes
{
public int AppMode;
public byte AppModeData;
public int AudioFormat;
public uint Language;
public int LanguageExtension;
[MarshalAs(UnmanagedType.Bool)] public bool fHasMultichannelInfo;
public uint dwFrequency;
public byte bQuantization;
public byte bNumberOfChannels;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 2)] public uint[] dwReserved;
}Imports System.Runtime.InteropServices
<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure DVD_AudioAttributes
Public AppMode As Integer
Public AppModeData As Byte
Public AudioFormat As Integer
Public Language As UInteger
Public LanguageExtension As Integer
<MarshalAs(UnmanagedType.Bool)> Public fHasMultichannelInfo As Boolean
Public dwFrequency As UInteger
Public bQuantization As Byte
Public bNumberOfChannels As Byte
<MarshalAs(UnmanagedType.ByValArray, SizeConst:=2)> Public dwReserved() As UInteger
End Structureimport ctypes
from ctypes import wintypes
class DVD_AudioAttributes(ctypes.Structure):
_fields_ = [
("AppMode", ctypes.c_int),
("AppModeData", ctypes.c_ubyte),
("AudioFormat", ctypes.c_int),
("Language", wintypes.DWORD),
("LanguageExtension", ctypes.c_int),
("fHasMultichannelInfo", wintypes.BOOL),
("dwFrequency", wintypes.DWORD),
("bQuantization", ctypes.c_ubyte),
("bNumberOfChannels", ctypes.c_ubyte),
("dwReserved", wintypes.DWORD * 2),
]#[repr(C)]
pub struct DVD_AudioAttributes {
pub AppMode: i32,
pub AppModeData: u8,
pub AudioFormat: i32,
pub Language: u32,
pub LanguageExtension: i32,
pub fHasMultichannelInfo: i32,
pub dwFrequency: u32,
pub bQuantization: u8,
pub bNumberOfChannels: u8,
pub dwReserved: [u32; 2],
}import "golang.org/x/sys/windows"
type DVD_AudioAttributes struct {
AppMode int32
AppModeData byte
AudioFormat int32
Language uint32
LanguageExtension int32
fHasMultichannelInfo int32
dwFrequency uint32
bQuantization byte
bNumberOfChannels byte
dwReserved [2]uint32
}type
DVD_AudioAttributes = record
AppMode: Integer;
AppModeData: Byte;
AudioFormat: Integer;
Language: DWORD;
LanguageExtension: Integer;
fHasMultichannelInfo: BOOL;
dwFrequency: DWORD;
bQuantization: Byte;
bNumberOfChannels: Byte;
dwReserved: array[0..1] of DWORD;
end;const DVD_AudioAttributes = extern struct {
AppMode: i32,
AppModeData: u8,
AudioFormat: i32,
Language: u32,
LanguageExtension: i32,
fHasMultichannelInfo: i32,
dwFrequency: u32,
bQuantization: u8,
bNumberOfChannels: u8,
dwReserved: [2]u32,
};type
DVD_AudioAttributes {.bycopy.} = object
AppMode: int32
AppModeData: uint8
AudioFormat: int32
Language: uint32
LanguageExtension: int32
fHasMultichannelInfo: int32
dwFrequency: uint32
bQuantization: uint8
bNumberOfChannels: uint8
dwReserved: array[2, uint32]struct DVD_AudioAttributes
{
int AppMode;
ubyte AppModeData;
int AudioFormat;
uint Language;
int LanguageExtension;
int fHasMultichannelInfo;
uint dwFrequency;
ubyte bQuantization;
ubyte bNumberOfChannels;
uint[2] dwReserved;
}HSP用 定義
HSP3.7/3.8 は構造体機能が無いため4byte整数配列(dim)+peek/poke で操作(32/64bitでサイズ・位置が異なる場合はタブで分割)。IronHSP は NSTRUCT(#defstruct/stdim/->)で32/64bit共通。
; HSP3.7/3.8 は構造体機能が無いため、4byte整数の配列変数で操作します。(x64 レイアウト)
; DVD_AudioAttributes サイズ: 40 バイト(x64)
dim st, 10 ; 4byte整数×10(構造体サイズ 40 / 4 切り上げ)
; AppMode : DVD_AUDIO_APPMODE (+0, 4byte) st.0 = 値 / 値 = st.0 (lpoke/lpeek も可)
; AppModeData : BYTE (+4, 1byte) poke st,4,値 / 値 = peek(st,4)
; AudioFormat : DVD_AUDIO_FORMAT (+8, 4byte) st.2 = 値 / 値 = st.2 (lpoke/lpeek も可)
; Language : DWORD (+12, 4byte) st.3 = 値 / 値 = st.3 (lpoke/lpeek も可)
; LanguageExtension : DVD_AUDIO_LANG_EXT (+16, 4byte) st.4 = 値 / 値 = st.4 (lpoke/lpeek も可)
; fHasMultichannelInfo : BOOL (+20, 4byte) st.5 = 値 / 値 = st.5 (lpoke/lpeek も可)
; dwFrequency : DWORD (+24, 4byte) st.6 = 値 / 値 = st.6 (lpoke/lpeek も可)
; bQuantization : BYTE (+28, 1byte) poke st,28,値 / 値 = peek(st,28)
; bNumberOfChannels : BYTE (+29, 1byte) poke st,29,値 / 値 = peek(st,29)
; dwReserved : DWORD (+32, 8byte) varptr(st)+32 を基点に操作(8byte:入れ子/配列)
; ※4byte境界の整数は添字 st.N(N=オフセット/4)で読み書き可。それ以外は peek/poke 系を使用。; IronHSP は NSTRUCT(構造体)をサポート。32bit/64bit どちらでも同じコードで動作します。
#defstruct global DVD_AudioAttributes
#field int AppMode
#field byte AppModeData
#field int AudioFormat
#field int Language
#field int LanguageExtension
#field bool fHasMultichannelInfo
#field int dwFrequency
#field byte bQuantization
#field byte bNumberOfChannels
#field int dwReserved 2
#endstruct
stdim st, DVD_AudioAttributes ; NSTRUCT 変数を確保
st->AppMode = 100
mes "AppMode=" + st->AppMode