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D3D12_VIDEO_ENCODER_RATE_CONTROL

構造体
サイズx64: 32 バイト / x86: 24 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

フィールドサイズx64x86説明
ModeD3D12_VIDEO_ENCODER_RATE_CONTROL_MODE4+0+0レート制御モードを示すD3D12_VIDEO_ENCODER_RATE_CONTROL_MODE(CQP/CBR/VBR等)。
FlagsD3D12_VIDEO_ENCODER_RATE_CONTROL_FLAGS4+4+4レート制御の追加オプションを示すD3D12_VIDEO_ENCODER_RATE_CONTROL_FLAGS。
ConfigParamsD3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS16/8+8+8モードに応じた構成パラメータを示すD3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS。
TargetFrameRateDXGI_RATIONAL8+24+16目標フレームレートを示すDXGI_RATIONAL。レート計算の基準となる。

各言語での定義

#include <windows.h>

// D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS  (x64 16 / x86 8 バイト)
typedef struct D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS {
    DWORD DataSize;
    _Anonymous_e__Union Anonymous;
} D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS;

// DXGI_RATIONAL  (x64 8 / x86 8 バイト)
typedef struct DXGI_RATIONAL {
    DWORD Numerator;
    DWORD Denominator;
} DXGI_RATIONAL;

// D3D12_VIDEO_ENCODER_RATE_CONTROL  (x64 32 / x86 24 バイト)
typedef struct D3D12_VIDEO_ENCODER_RATE_CONTROL {
    D3D12_VIDEO_ENCODER_RATE_CONTROL_MODE Mode;
    D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAGS Flags;
    D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS ConfigParams;
    DXGI_RATIONAL TargetFrameRate;
} D3D12_VIDEO_ENCODER_RATE_CONTROL;
using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS
{
    public uint DataSize;
    public _Anonymous_e__Union Anonymous;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct DXGI_RATIONAL
{
    public uint Numerator;
    public uint Denominator;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct D3D12_VIDEO_ENCODER_RATE_CONTROL
{
    public int Mode;
    public int Flags;
    public D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS ConfigParams;
    public DXGI_RATIONAL TargetFrameRate;
}
Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS
    Public DataSize As UInteger
    Public Anonymous As _Anonymous_e__Union
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure DXGI_RATIONAL
    Public Numerator As UInteger
    Public Denominator As UInteger
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure D3D12_VIDEO_ENCODER_RATE_CONTROL
    Public Mode As Integer
    Public Flags As Integer
    Public ConfigParams As D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS
    Public TargetFrameRate As DXGI_RATIONAL
End Structure
import ctypes
from ctypes import wintypes

class D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS(ctypes.Structure):
    _fields_ = [
        ("DataSize", wintypes.DWORD),
        ("Anonymous", _Anonymous_e__Union),
    ]

class DXGI_RATIONAL(ctypes.Structure):
    _fields_ = [
        ("Numerator", wintypes.DWORD),
        ("Denominator", wintypes.DWORD),
    ]

class D3D12_VIDEO_ENCODER_RATE_CONTROL(ctypes.Structure):
    _fields_ = [
        ("Mode", ctypes.c_int),
        ("Flags", ctypes.c_int),
        ("ConfigParams", D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS),
        ("TargetFrameRate", DXGI_RATIONAL),
    ]
#[repr(C)]
pub struct D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS {
    pub DataSize: u32,
    pub Anonymous: _Anonymous_e__Union,
}

#[repr(C)]
pub struct DXGI_RATIONAL {
    pub Numerator: u32,
    pub Denominator: u32,
}

#[repr(C)]
pub struct D3D12_VIDEO_ENCODER_RATE_CONTROL {
    pub Mode: i32,
    pub Flags: i32,
    pub ConfigParams: D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS,
    pub TargetFrameRate: DXGI_RATIONAL,
}
import "golang.org/x/sys/windows"

type D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS struct {
	DataSize uint32
	Anonymous _Anonymous_e__Union
}

type DXGI_RATIONAL struct {
	Numerator uint32
	Denominator uint32
}

type D3D12_VIDEO_ENCODER_RATE_CONTROL struct {
	Mode int32
	Flags int32
	ConfigParams D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS
	TargetFrameRate DXGI_RATIONAL
}
type
  D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS = record
    DataSize: DWORD;
    Anonymous: _Anonymous_e__Union;
  end;

  DXGI_RATIONAL = record
    Numerator: DWORD;
    Denominator: DWORD;
  end;

  D3D12_VIDEO_ENCODER_RATE_CONTROL = record
    Mode: Integer;
    Flags: Integer;
    ConfigParams: D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS;
    TargetFrameRate: DXGI_RATIONAL;
  end;
const D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS = extern struct {
    DataSize: u32,
    Anonymous: _Anonymous_e__Union,
};

const DXGI_RATIONAL = extern struct {
    Numerator: u32,
    Denominator: u32,
};

const D3D12_VIDEO_ENCODER_RATE_CONTROL = extern struct {
    Mode: i32,
    Flags: i32,
    ConfigParams: D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS,
    TargetFrameRate: DXGI_RATIONAL,
};
type
  D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS {.bycopy.} = object
    DataSize: uint32
    Anonymous: _Anonymous_e__Union

  DXGI_RATIONAL {.bycopy.} = object
    Numerator: uint32
    Denominator: uint32

  D3D12_VIDEO_ENCODER_RATE_CONTROL {.bycopy.} = object
    Mode: int32
    Flags: int32
    ConfigParams: D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS
    TargetFrameRate: DXGI_RATIONAL
struct D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS
{
    uint DataSize;
    _Anonymous_e__Union Anonymous;
}

struct DXGI_RATIONAL
{
    uint Numerator;
    uint Denominator;
}

struct D3D12_VIDEO_ENCODER_RATE_CONTROL
{
    int Mode;
    int Flags;
    D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS ConfigParams;
    DXGI_RATIONAL TargetFrameRate;
}

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。(x86 レイアウト)
; D3D12_VIDEO_ENCODER_RATE_CONTROL サイズ: 24 バイト(x86)
dim st, 6    ; 4byte整数×6(構造体サイズ 24 / 4 切り上げ)
; Mode : D3D12_VIDEO_ENCODER_RATE_CONTROL_MODE (+0, 4byte)  st.0 = 値  /  値 = st.0   (lpoke/lpeek も可)
; Flags : D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAGS (+4, 4byte)  st.1 = 値  /  値 = st.1   (lpoke/lpeek も可)
; ConfigParams : D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS (+8, 8byte)  varptr(st)+8 を基点に操作(8byte:入れ子/配列)
; TargetFrameRate : DXGI_RATIONAL (+16, 8byte)  varptr(st)+16 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。
; 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)
; D3D12_VIDEO_ENCODER_RATE_CONTROL サイズ: 32 バイト(x64)
dim st, 8    ; 4byte整数×8(構造体サイズ 32 / 4 切り上げ)
; Mode : D3D12_VIDEO_ENCODER_RATE_CONTROL_MODE (+0, 4byte)  st.0 = 値  /  値 = st.0   (lpoke/lpeek も可)
; Flags : D3D12_VIDEO_ENCODER_RATE_CONTROL_FLAGS (+4, 4byte)  st.1 = 値  /  値 = st.1   (lpoke/lpeek も可)
; ConfigParams : D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS (+8, 16byte)  varptr(st)+8 を基点に操作(16byte:入れ子/配列)
; TargetFrameRate : DXGI_RATIONAL (+24, 8byte)  varptr(st)+24 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。
; ※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 D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS
    #field int DataSize
    #field byte Anonymous 8
#endstruct

#defstruct global DXGI_RATIONAL
    #field int Numerator
    #field int Denominator
#endstruct

#defstruct global D3D12_VIDEO_ENCODER_RATE_CONTROL
    #field int Mode
    #field int Flags
    #field D3D12_VIDEO_ENCODER_RATE_CONTROL_CONFIGURATION_PARAMS ConfigParams
    #field DXGI_RATIONAL TargetFrameRate
#endstruct

stdim st, D3D12_VIDEO_ENCODER_RATE_CONTROL        ; NSTRUCT 変数を確保
st->Mode = 100
mes "Mode=" + st->Mode