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DMUS_PORTPARAMS8
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 |
|---|---|---|---|---|---|
| dwSize | DWORD | 4 | +0 | +0 | この構造体のバイトサイズ。バージョン判定に使用する。 |
| dwValidParams | DWORD | 4 | +4 | +4 | 有効なメンバを示すビットフラグ(DMUS_PORTPARAMS_*)。 |
| dwVoices | DWORD | 4 | +8 | +8 | 要求する同時発音ボイス数。 |
| dwChannelGroups | DWORD | 4 | +12 | +12 | 要求するチャンネルグループ数。 |
| dwAudioChannels | DWORD | 4 | +16 | +16 | 要求するオーディオ出力チャンネル数。 |
| dwSampleRate | DWORD | 4 | +20 | +20 | 要求するサンプリングレート(Hz)。 |
| dwEffectFlags | DWORD | 4 | +24 | +24 | 要求するエフェクトを示すビットフラグ(DMUS_EFFECT_*)。 |
| fShare | BOOL | 4 | +28 | +28 | ポートを他アプリと共有するか否か(BOOL、TRUEで共有)。 |
| dwFeatures | DWORD | 4 | +32 | +32 | 要求する追加機能を示すビットフラグ(DMUS_PORT_FEATURE_*)。DX8で追加。 |
各言語での定義
#include <windows.h>
// DMUS_PORTPARAMS8 (x64 36 / x86 36 バイト)
typedef struct DMUS_PORTPARAMS8 {
DWORD dwSize;
DWORD dwValidParams;
DWORD dwVoices;
DWORD dwChannelGroups;
DWORD dwAudioChannels;
DWORD dwSampleRate;
DWORD dwEffectFlags;
BOOL fShare;
DWORD dwFeatures;
} DMUS_PORTPARAMS8;using System;
using System.Runtime.InteropServices;
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct DMUS_PORTPARAMS8
{
public uint dwSize;
public uint dwValidParams;
public uint dwVoices;
public uint dwChannelGroups;
public uint dwAudioChannels;
public uint dwSampleRate;
public uint dwEffectFlags;
[MarshalAs(UnmanagedType.Bool)] public bool fShare;
public uint dwFeatures;
}Imports System.Runtime.InteropServices
<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure DMUS_PORTPARAMS8
Public dwSize As UInteger
Public dwValidParams As UInteger
Public dwVoices As UInteger
Public dwChannelGroups As UInteger
Public dwAudioChannels As UInteger
Public dwSampleRate As UInteger
Public dwEffectFlags As UInteger
<MarshalAs(UnmanagedType.Bool)> Public fShare As Boolean
Public dwFeatures As UInteger
End Structureimport ctypes
from ctypes import wintypes
class DMUS_PORTPARAMS8(ctypes.Structure):
_fields_ = [
("dwSize", wintypes.DWORD),
("dwValidParams", wintypes.DWORD),
("dwVoices", wintypes.DWORD),
("dwChannelGroups", wintypes.DWORD),
("dwAudioChannels", wintypes.DWORD),
("dwSampleRate", wintypes.DWORD),
("dwEffectFlags", wintypes.DWORD),
("fShare", wintypes.BOOL),
("dwFeatures", wintypes.DWORD),
]#[repr(C)]
pub struct DMUS_PORTPARAMS8 {
pub dwSize: u32,
pub dwValidParams: u32,
pub dwVoices: u32,
pub dwChannelGroups: u32,
pub dwAudioChannels: u32,
pub dwSampleRate: u32,
pub dwEffectFlags: u32,
pub fShare: i32,
pub dwFeatures: u32,
}import "golang.org/x/sys/windows"
type DMUS_PORTPARAMS8 struct {
dwSize uint32
dwValidParams uint32
dwVoices uint32
dwChannelGroups uint32
dwAudioChannels uint32
dwSampleRate uint32
dwEffectFlags uint32
fShare int32
dwFeatures uint32
}type
DMUS_PORTPARAMS8 = record
dwSize: DWORD;
dwValidParams: DWORD;
dwVoices: DWORD;
dwChannelGroups: DWORD;
dwAudioChannels: DWORD;
dwSampleRate: DWORD;
dwEffectFlags: DWORD;
fShare: BOOL;
dwFeatures: DWORD;
end;const DMUS_PORTPARAMS8 = extern struct {
dwSize: u32,
dwValidParams: u32,
dwVoices: u32,
dwChannelGroups: u32,
dwAudioChannels: u32,
dwSampleRate: u32,
dwEffectFlags: u32,
fShare: i32,
dwFeatures: u32,
};type
DMUS_PORTPARAMS8 {.bycopy.} = object
dwSize: uint32
dwValidParams: uint32
dwVoices: uint32
dwChannelGroups: uint32
dwAudioChannels: uint32
dwSampleRate: uint32
dwEffectFlags: uint32
fShare: int32
dwFeatures: uint32struct DMUS_PORTPARAMS8
{
uint dwSize;
uint dwValidParams;
uint dwVoices;
uint dwChannelGroups;
uint dwAudioChannels;
uint dwSampleRate;
uint dwEffectFlags;
int fShare;
uint dwFeatures;
}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)
; DMUS_PORTPARAMS8 サイズ: 36 バイト(x64)
dim st, 9 ; 4byte整数×9(構造体サイズ 36 / 4 切り上げ)
; dwSize : DWORD (+0, 4byte) st.0 = 値 / 値 = st.0 (lpoke/lpeek も可)
; dwValidParams : DWORD (+4, 4byte) st.1 = 値 / 値 = st.1 (lpoke/lpeek も可)
; dwVoices : DWORD (+8, 4byte) st.2 = 値 / 値 = st.2 (lpoke/lpeek も可)
; dwChannelGroups : DWORD (+12, 4byte) st.3 = 値 / 値 = st.3 (lpoke/lpeek も可)
; dwAudioChannels : DWORD (+16, 4byte) st.4 = 値 / 値 = st.4 (lpoke/lpeek も可)
; dwSampleRate : DWORD (+20, 4byte) st.5 = 値 / 値 = st.5 (lpoke/lpeek も可)
; dwEffectFlags : DWORD (+24, 4byte) st.6 = 値 / 値 = st.6 (lpoke/lpeek も可)
; fShare : BOOL (+28, 4byte) st.7 = 値 / 値 = st.7 (lpoke/lpeek も可)
; dwFeatures : DWORD (+32, 4byte) st.8 = 値 / 値 = st.8 (lpoke/lpeek も可)
; ※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 DMUS_PORTPARAMS8
#field int dwSize
#field int dwValidParams
#field int dwVoices
#field int dwChannelGroups
#field int dwAudioChannels
#field int dwSampleRate
#field int dwEffectFlags
#field bool fShare
#field int dwFeatures
#endstruct
stdim st, DMUS_PORTPARAMS8 ; NSTRUCT 変数を確保
st->dwSize = 100
mes "dwSize=" + st->dwSize