> ## Documentation Index
> Fetch the complete documentation index at: https://docs.xbox.com/llms.txt
> Use this file to discover all available pages before exploring further.

# SHAPE_FILTER_HEADROOM

> SHAPE_FILTER_HEADROOM

# SHAPE\_FILTER\_HEADROOM

狀態變數濾波器的餘裕空間 (headroom) 值。

## 語法

```cpp theme={null}
enum SHAPE_FILTER_HEADROOM    
{  
    SHAPE_FILTER_HEADROOM_0_DB,  
    SHAPE_FILTER_HEADROOM_6_DB,  
    SHAPE_FILTER_HEADROOM_12_DB,  
    SHAPE_FILTER_HEADROOM_18_DB  
}  
```

## 常數

| 常數 | 描述 |
| - | - |
| SHAPE\_FILTER\_HEADROOM\_0\_DB | 0 dB |
| SHAPE\_FILTER\_HEADROOM\_6\_DB | 6 dB |
| SHAPE\_FILTER\_HEADROOM\_12\_DB | 12 dB |
| SHAPE\_FILTER\_HEADROOM\_18\_DB | 18 dB |

## 備註

此列舉用於 [SHAPE\_FILTVOL\_CONTEXT](https://docs.xbox.com/zh-TW/reference/audio/shapefiltvolcontext/structs/shape_filtvol_context.md) 結構。[GetShapeFiltVolInputHeadroom](https://docs.xbox.com/zh-TW/reference/audio/shapefiltvolcontext/functions/getshapefiltvolinputheadroom.md) 和 [SetShapeFiltVolInputHeadroom](https://docs.xbox.com/zh-TW/reference/audio/shapefiltvolcontext/functions/setshapefiltvolinputheadroom.md) 函式也會使用此列舉。

如需詳細資訊,請參閱 [SHAPE 概觀](https://docs.xbox.com/zh-TW/build/console-features/audio/overviews/shape-overview.md)的[濾波器/音量區塊 (FLTVOL)](https://docs.xbox.com/zh-TW/build/console-features/audio/overviews/shape-overview.md#ID4EBH) 一節。

## 需求

**標頭:** shapefiltvolcontext.h

**支援的平台:** XBOX One 系列主機和 XBOX Series 主機

## 另請參閱

[ShapeFiltVolContext](https://docs.xbox.com/zh-TW/reference/audio/shapefiltvolcontext/shapefiltvolcontext_members.md)


## Related topics

- [GetShapeFiltVolInputHeadroom](https://docs.xbox.com/zh-TW/reference/audio/shapefiltvolcontext/functions/getshapefiltvolinputheadroom.md)
- [SetShapeFiltVolInputHeadroom](https://docs.xbox.com/zh-TW/reference/audio/shapefiltvolcontext/functions/setshapefiltvolinputheadroom.md)
- [ShapeFiltVolContext](https://docs.xbox.com/zh-TW/reference/audio/shapefiltvolcontext/shapefiltvolcontext_members.md)
- [SHAPE_FILTVOL_CONTEXT](https://docs.xbox.com/zh-TW/reference/audio/shapefiltvolcontext/structs/shape_filtvol_context.md)
- [SHAPE_FILTER_MODE](https://docs.xbox.com/zh-TW/reference/audio/shapefiltvolcontext/enums/shape_filter_mode.md)