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# GetShapeXmaInputBuffer0Valid

> GetShapeXmaInputBuffer0Valid

# GetShapeXmaInputBuffer0Valid

取得左側輸入緩衝區的有效性旗標。

## 語法

```cpp theme={null}
bool GetShapeXmaInputBuffer0Valid(  
         const SHAPE_XMA_CONTEXT* context  
)  
```

### 參數

*context*   \_In\_\
類型：[SHAPE\_XMA\_CONTEXT](https://docs.xbox.com/zh-TW/reference/audio/shapexmacontext/structs/shape_xma_context.md)\*

[SHAPE\_XMA\_CONTEXT](https://docs.xbox.com/zh-TW/reference/audio/shapexmacontext/structs/shape_xma_context.md) 物件的指標。

### 傳回值

類型：bool

如果左側輸入緩衝區有效，則為 True。

## 備註

若要取得右側輸入緩衝區的有效性旗標，請使用 [GetShapeXmaInputBuffer1Valid](https://docs.xbox.com/zh-TW/reference/audio/shapexmacontext/functions/getshapexmainputbuffer1valid.md)。

若要設定左側輸入緩衝區的有效性旗標，請使用 [SetShapeXmaInputBuffer0Valid](https://docs.xbox.com/zh-TW/reference/audio/shapexmacontext/functions/setshapexmainputbuffer0valid.md)。

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)中的 [XMA](https://docs.xbox.com/zh-TW/build/console-features/audio/overviews/shape-overview.md#ID4EYD) 一節。

## 需求

**標頭：** shapexmacontext.h

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

## 另請參閱

[ShapeXmaContext](https://docs.xbox.com/zh-TW/reference/audio/shapexmacontext/shapexmacontext_members.md)


## Related topics

- [SetShapeXmaInputBuffer0Valid](https://docs.xbox.com/zh-TW/reference/audio/shapexmacontext/functions/setshapexmainputbuffer0valid.md)
- [GetShapeXmaInputBuffer1Valid](https://docs.xbox.com/zh-TW/reference/audio/shapexmacontext/functions/getshapexmainputbuffer1valid.md)
- [ShapeXmaContext](https://docs.xbox.com/zh-TW/reference/audio/shapexmacontext/shapexmacontext_members.md)
- [SetShapeXmaInputBuffer1Valid](https://docs.xbox.com/zh-TW/reference/audio/shapexmacontext/functions/setshapexmainputbuffer1valid.md)
- [GetShapeXmaInputBuffer0](https://docs.xbox.com/zh-TW/reference/audio/shapexmacontext/functions/getshapexmainputbuffer0.md)