ホーム › Media.MediaFoundation › VIDEOINFOHEADER2

VIDEOINFOHEADER2

構造体

サイズx64: 112 バイト / x86: 112 バイト

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
rcSource	RECT	16	+0	+0	ソース映像から切り出す矩形領域を示すRECT。
rcTarget	RECT	16	+16	+16	出力先での描画矩形領域を示すRECT。
dwBitRate	DWORD	4	+32	+32	映像データのおおよそのビットレート(bps単位)。
dwBitErrorRate	DWORD	4	+36	+36	想定されるビット誤り率。
AvgTimePerFrame	LONGLONG	8	+40	+40	1フレームあたりの平均表示時間(100ナノ秒単位)。
dwInterlaceFlags	DWORD	4	+48	+48	インターレース方式を示すフラグ群。フィールド順序等をビットで指定する。
dwCopyProtectFlags	DWORD	4	+52	+52	コピー保護に関するフラグ群。マクロビジョン等の設定を示す。
dwPictAspectRatioX	DWORD	4	+56	+56	画像アスペクト比の水平成分。dwPictAspectRatioYと組で比率を表す。
dwPictAspectRatioY	DWORD	4	+60	+60	画像アスペクト比の垂直成分。dwPictAspectRatioXと組で比率を表す。
Anonymous	_Anonymous_e__Union	4	+64	+64	制御フラグまたは予約値を保持する無名共用体。
dwReserved2	DWORD	4	+68	+68	予約フィールド。0でなければならない。
bmiHeader	BITMAPINFOHEADER	40	+72	+72	映像フォーマットを記述するBITMAPINFOHEADER。

共用体: _Anonymous_e__Union x64 4B / x86 4B

フィールド	型	サイズ	x64	x86
dwControlFlags	DWORD	4	+0	+0
dwReserved1	DWORD	4	+0	+0

各言語での定義

#include <windows.h>

// RECT  (x64 16 / x86 16 バイト)
typedef struct RECT {
    INT left;
    INT top;
    INT right;
    INT bottom;
} RECT;

// BITMAPINFOHEADER  (x64 40 / x86 40 バイト)
typedef struct BITMAPINFOHEADER {
    DWORD biSize;
    INT biWidth;
    INT biHeight;
    WORD biPlanes;
    WORD biBitCount;
    DWORD biCompression;
    DWORD biSizeImage;
    INT biXPelsPerMeter;
    INT biYPelsPerMeter;
    DWORD biClrUsed;
    DWORD biClrImportant;
} BITMAPINFOHEADER;

// VIDEOINFOHEADER2  (x64 112 / x86 112 バイト)
typedef struct VIDEOINFOHEADER2 {
    RECT rcSource;
    RECT rcTarget;
    DWORD dwBitRate;
    DWORD dwBitErrorRate;
    LONGLONG AvgTimePerFrame;
    DWORD dwInterlaceFlags;
    DWORD dwCopyProtectFlags;
    DWORD dwPictAspectRatioX;
    DWORD dwPictAspectRatioY;
    _Anonymous_e__Union Anonymous;
    DWORD dwReserved2;
    BITMAPINFOHEADER bmiHeader;
} VIDEOINFOHEADER2;

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct RECT
{
    public int left;
    public int top;
    public int right;
    public int bottom;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct BITMAPINFOHEADER
{
    public uint biSize;
    public int biWidth;
    public int biHeight;
    public ushort biPlanes;
    public ushort biBitCount;
    public uint biCompression;
    public uint biSizeImage;
    public int biXPelsPerMeter;
    public int biYPelsPerMeter;
    public uint biClrUsed;
    public uint biClrImportant;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct VIDEOINFOHEADER2
{
    public RECT rcSource;
    public RECT rcTarget;
    public uint dwBitRate;
    public uint dwBitErrorRate;
    public long AvgTimePerFrame;
    public uint dwInterlaceFlags;
    public uint dwCopyProtectFlags;
    public uint dwPictAspectRatioX;
    public uint dwPictAspectRatioY;
    public _Anonymous_e__Union Anonymous;
    public uint dwReserved2;
    public BITMAPINFOHEADER bmiHeader;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure RECT
    Public left As Integer
    Public top As Integer
    Public right As Integer
    Public bottom As Integer
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure BITMAPINFOHEADER
    Public biSize As UInteger
    Public biWidth As Integer
    Public biHeight As Integer
    Public biPlanes As UShort
    Public biBitCount As UShort
    Public biCompression As UInteger
    Public biSizeImage As UInteger
    Public biXPelsPerMeter As Integer
    Public biYPelsPerMeter As Integer
    Public biClrUsed As UInteger
    Public biClrImportant As UInteger
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure VIDEOINFOHEADER2
    Public rcSource As RECT
    Public rcTarget As RECT
    Public dwBitRate As UInteger
    Public dwBitErrorRate As UInteger
    Public AvgTimePerFrame As Long
    Public dwInterlaceFlags As UInteger
    Public dwCopyProtectFlags As UInteger
    Public dwPictAspectRatioX As UInteger
    Public dwPictAspectRatioY As UInteger
    Public Anonymous As _Anonymous_e__Union
    Public dwReserved2 As UInteger
    Public bmiHeader As BITMAPINFOHEADER
End Structure

import ctypes
from ctypes import wintypes

class RECT(ctypes.Structure):
    _fields_ = [
        ("left", ctypes.c_int),
        ("top", ctypes.c_int),
        ("right", ctypes.c_int),
        ("bottom", ctypes.c_int),
    ]

class BITMAPINFOHEADER(ctypes.Structure):
    _fields_ = [
        ("biSize", wintypes.DWORD),
        ("biWidth", ctypes.c_int),
        ("biHeight", ctypes.c_int),
        ("biPlanes", ctypes.c_ushort),
        ("biBitCount", ctypes.c_ushort),
        ("biCompression", wintypes.DWORD),
        ("biSizeImage", wintypes.DWORD),
        ("biXPelsPerMeter", ctypes.c_int),
        ("biYPelsPerMeter", ctypes.c_int),
        ("biClrUsed", wintypes.DWORD),
        ("biClrImportant", wintypes.DWORD),
    ]

class VIDEOINFOHEADER2(ctypes.Structure):
    _fields_ = [
        ("rcSource", RECT),
        ("rcTarget", RECT),
        ("dwBitRate", wintypes.DWORD),
        ("dwBitErrorRate", wintypes.DWORD),
        ("AvgTimePerFrame", ctypes.c_longlong),
        ("dwInterlaceFlags", wintypes.DWORD),
        ("dwCopyProtectFlags", wintypes.DWORD),
        ("dwPictAspectRatioX", wintypes.DWORD),
        ("dwPictAspectRatioY", wintypes.DWORD),
        ("Anonymous", _Anonymous_e__Union),
        ("dwReserved2", wintypes.DWORD),
        ("bmiHeader", BITMAPINFOHEADER),
    ]

#[repr(C)]
pub struct RECT {
    pub left: i32,
    pub top: i32,
    pub right: i32,
    pub bottom: i32,
}

#[repr(C)]
pub struct BITMAPINFOHEADER {
    pub biSize: u32,
    pub biWidth: i32,
    pub biHeight: i32,
    pub biPlanes: u16,
    pub biBitCount: u16,
    pub biCompression: u32,
    pub biSizeImage: u32,
    pub biXPelsPerMeter: i32,
    pub biYPelsPerMeter: i32,
    pub biClrUsed: u32,
    pub biClrImportant: u32,
}

#[repr(C)]
pub struct VIDEOINFOHEADER2 {
    pub rcSource: RECT,
    pub rcTarget: RECT,
    pub dwBitRate: u32,
    pub dwBitErrorRate: u32,
    pub AvgTimePerFrame: i64,
    pub dwInterlaceFlags: u32,
    pub dwCopyProtectFlags: u32,
    pub dwPictAspectRatioX: u32,
    pub dwPictAspectRatioY: u32,
    pub Anonymous: _Anonymous_e__Union,
    pub dwReserved2: u32,
    pub bmiHeader: BITMAPINFOHEADER,
}

import "golang.org/x/sys/windows"

type RECT struct {
	left int32
	top int32
	right int32
	bottom int32
}

type BITMAPINFOHEADER struct {
	biSize uint32
	biWidth int32
	biHeight int32
	biPlanes uint16
	biBitCount uint16
	biCompression uint32
	biSizeImage uint32
	biXPelsPerMeter int32
	biYPelsPerMeter int32
	biClrUsed uint32
	biClrImportant uint32
}

type VIDEOINFOHEADER2 struct {
	rcSource RECT
	rcTarget RECT
	dwBitRate uint32
	dwBitErrorRate uint32
	AvgTimePerFrame int64
	dwInterlaceFlags uint32
	dwCopyProtectFlags uint32
	dwPictAspectRatioX uint32
	dwPictAspectRatioY uint32
	Anonymous _Anonymous_e__Union
	dwReserved2 uint32
	bmiHeader BITMAPINFOHEADER
}

type
  RECT = record
    left: Integer;
    top: Integer;
    right: Integer;
    bottom: Integer;
  end;

  BITMAPINFOHEADER = record
    biSize: DWORD;
    biWidth: Integer;
    biHeight: Integer;
    biPlanes: Word;
    biBitCount: Word;
    biCompression: DWORD;
    biSizeImage: DWORD;
    biXPelsPerMeter: Integer;
    biYPelsPerMeter: Integer;
    biClrUsed: DWORD;
    biClrImportant: DWORD;
  end;

  VIDEOINFOHEADER2 = record
    rcSource: RECT;
    rcTarget: RECT;
    dwBitRate: DWORD;
    dwBitErrorRate: DWORD;
    AvgTimePerFrame: Int64;
    dwInterlaceFlags: DWORD;
    dwCopyProtectFlags: DWORD;
    dwPictAspectRatioX: DWORD;
    dwPictAspectRatioY: DWORD;
    Anonymous: _Anonymous_e__Union;
    dwReserved2: DWORD;
    bmiHeader: BITMAPINFOHEADER;
  end;

const RECT = extern struct {
    left: i32,
    top: i32,
    right: i32,
    bottom: i32,
};

const BITMAPINFOHEADER = extern struct {
    biSize: u32,
    biWidth: i32,
    biHeight: i32,
    biPlanes: u16,
    biBitCount: u16,
    biCompression: u32,
    biSizeImage: u32,
    biXPelsPerMeter: i32,
    biYPelsPerMeter: i32,
    biClrUsed: u32,
    biClrImportant: u32,
};

const VIDEOINFOHEADER2 = extern struct {
    rcSource: RECT,
    rcTarget: RECT,
    dwBitRate: u32,
    dwBitErrorRate: u32,
    AvgTimePerFrame: i64,
    dwInterlaceFlags: u32,
    dwCopyProtectFlags: u32,
    dwPictAspectRatioX: u32,
    dwPictAspectRatioY: u32,
    Anonymous: _Anonymous_e__Union,
    dwReserved2: u32,
    bmiHeader: BITMAPINFOHEADER,
};

type
  RECT {.bycopy.} = object
    left: int32
    top: int32
    right: int32
    bottom: int32

  BITMAPINFOHEADER {.bycopy.} = object
    biSize: uint32
    biWidth: int32
    biHeight: int32
    biPlanes: uint16
    biBitCount: uint16
    biCompression: uint32
    biSizeImage: uint32
    biXPelsPerMeter: int32
    biYPelsPerMeter: int32
    biClrUsed: uint32
    biClrImportant: uint32

  VIDEOINFOHEADER2 {.bycopy.} = object
    rcSource: RECT
    rcTarget: RECT
    dwBitRate: uint32
    dwBitErrorRate: uint32
    AvgTimePerFrame: int64
    dwInterlaceFlags: uint32
    dwCopyProtectFlags: uint32
    dwPictAspectRatioX: uint32
    dwPictAspectRatioY: uint32
    Anonymous: _Anonymous_e__Union
    dwReserved2: uint32
    bmiHeader: BITMAPINFOHEADER

struct RECT
{
    int left;
    int top;
    int right;
    int bottom;
}

struct BITMAPINFOHEADER
{
    uint biSize;
    int biWidth;
    int biHeight;
    ushort biPlanes;
    ushort biBitCount;
    uint biCompression;
    uint biSizeImage;
    int biXPelsPerMeter;
    int biYPelsPerMeter;
    uint biClrUsed;
    uint biClrImportant;
}

struct VIDEOINFOHEADER2
{
    RECT rcSource;
    RECT rcTarget;
    uint dwBitRate;
    uint dwBitErrorRate;
    long AvgTimePerFrame;
    uint dwInterlaceFlags;
    uint dwCopyProtectFlags;
    uint dwPictAspectRatioX;
    uint dwPictAspectRatioY;
    _Anonymous_e__Union Anonymous;
    uint dwReserved2;
    BITMAPINFOHEADER bmiHeader;
}

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)
; VIDEOINFOHEADER2 サイズ: 112 バイト(x64)
dim st, 28    ; 4byte整数×28(構造体サイズ 112 / 4 切り上げ)
; rcSource : RECT (+0, 16byte)  varptr(st)+0 を基点に操作(16byte:入れ子/配列)
; rcTarget : RECT (+16, 16byte)  varptr(st)+16 を基点に操作(16byte:入れ子/配列)
; dwBitRate : DWORD (+32, 4byte)  st.8 = 値  /  値 = st.8   (lpoke/lpeek も可)
; dwBitErrorRate : DWORD (+36, 4byte)  st.9 = 値  /  値 = st.9   (lpoke/lpeek も可)
; AvgTimePerFrame : LONGLONG (+40, 8byte)  qpoke st,40,値 / qpeek(st,40)  ※IronHSPのみ。3.7/3.8は lpoke st,40,下位 : lpoke st,44,上位
; dwInterlaceFlags : DWORD (+48, 4byte)  st.12 = 値  /  値 = st.12   (lpoke/lpeek も可)
; dwCopyProtectFlags : DWORD (+52, 4byte)  st.13 = 値  /  値 = st.13   (lpoke/lpeek も可)
; dwPictAspectRatioX : DWORD (+56, 4byte)  st.14 = 値  /  値 = st.14   (lpoke/lpeek も可)
; dwPictAspectRatioY : DWORD (+60, 4byte)  st.15 = 値  /  値 = st.15   (lpoke/lpeek も可)
; Anonymous : _Anonymous_e__Union (+64, 4byte)  varptr(st)+64 を基点に操作(4byte:入れ子/配列)
; dwReserved2 : DWORD (+68, 4byte)  st.17 = 値  /  値 = st.17   (lpoke/lpeek も可)
; bmiHeader : BITMAPINFOHEADER (+72, 40byte)  varptr(st)+72 を基点に操作(40byte: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。
; ※GUID・入れ子構造体はデフォルト型でないため、依存する #defstruct を先に定義(下記に同梱)。
#defstruct global RECT
    #field int left
    #field int top
    #field int right
    #field int bottom
#endstruct

#defstruct global BITMAPINFOHEADER
    #field int biSize
    #field int biWidth
    #field int biHeight
    #field short biPlanes
    #field short biBitCount
    #field int biCompression
    #field int biSizeImage
    #field int biXPelsPerMeter
    #field int biYPelsPerMeter
    #field int biClrUsed
    #field int biClrImportant
#endstruct

#defstruct global VIDEOINFOHEADER2
    #field RECT rcSource
    #field RECT rcTarget
    #field int dwBitRate
    #field int dwBitErrorRate
    #field int64 AvgTimePerFrame
    #field int dwInterlaceFlags
    #field int dwCopyProtectFlags
    #field int dwPictAspectRatioX
    #field int dwPictAspectRatioY
    #field byte Anonymous 4
    #field int dwReserved2
    #field BITMAPINFOHEADER bmiHeader
#endstruct

stdim st, VIDEOINFOHEADER2        ; NSTRUCT 変数を確保
st->dwBitRate = 100
mes "dwBitRate=" + st->dwBitRate
; ※union フィールドは byte 列で確保(NSTRUCT は union 非対応)。必要に応じ手動でアクセス。

VIDEOINFOHEADER2

フィールド

共用体: _Anonymous_e__Union x64 4B / x86 4B

各言語での定義

HSP用 定義

HSP用定義