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# SetShapeXmaOutputBufferValid

> SetShapeXmaOutputBufferValid

# SetShapeXmaOutputBufferValid

设置输出缓冲区的有效性标志。

## Syntax

```cpp theme={null}
HRESULT SetShapeXmaOutputBufferValid(  
         SHAPE_XMA_CONTEXT* context,  
         bool valid  
)  
```

### Parameters

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

指向 [SHAPE\_XMA\_CONTEXT](https://docs.xbox.com/zh-CN/reference/audio/shapexmacontext/structs/shape_xma_context.md) 对象的指针。

*valid*   \
Type: bool

True 表示输出缓冲区有效。

### Return value

Type: HRESULT

HRESULT 成功或错误代码。

## Remarks

若要获取输出缓冲区的有效性标志,请使用 [GetShapeXmaOutputBufferValid](https://docs.xbox.com/zh-CN/reference/audio/shapexmacontext/functions/getshapexmaoutputbuffervalid.md)。

若要设置输入缓冲区的有效性标志,请使用 [SetShapeXmaInputBufferValid](https://docs.xbox.com/zh-CN/reference/audio/shapexmacontext/functions/setshapexmainputbuffervalid.md)。

有关详细信息,请参阅 [SHAPE 概述](https://docs.xbox.com/zh-CN/build/console-features/audio/overviews/shape-overview.md)的 [XMA](https://docs.xbox.com/zh-CN/build/console-features/audio/overviews/shape-overview.md#ID4EYD) 部分。

## Requirements

**头文件:** shapexmacontext.h

**支持的平台:** XBOX One 系列主机和 XBOX Series 主机

## See also

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


## Related topics

- [GetShapeXmaOutputBufferValid](https://docs.xbox.com/zh-CN/reference/audio/shapexmacontext/functions/getshapexmaoutputbuffervalid.md)
- [SetShapeXmaInputBufferValid](https://docs.xbox.com/zh-CN/reference/audio/shapexmacontext/functions/setshapexmainputbuffervalid.md)
- [ShapeXmaContext](https://docs.xbox.com/zh-CN/reference/audio/shapexmacontext/shapexmacontext_members.md)
- [GetShapeXmaInputBufferValid](https://docs.xbox.com/zh-CN/reference/audio/shapexmacontext/functions/getshapexmainputbuffervalid.md)
- [SetShapeXmaOutputBuffer(SHAPE_XMA_CONTEXT*, void*)](https://docs.xbox.com/zh-CN/reference/audio/shapexmacontext/functions/setshapexmaoutputbuffer.md)