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# SetShapeXmaOutputBufferSize

> SetShapeXmaOutputBufferSize

Sets the size of the output buffer.

## Syntax

```cpp theme={null}
HRESULT SetShapeXmaOutputBufferSize(  
         SHAPE_XMA_CONTEXT* context,  
         UINT32 size  
)  
```

### Parameters

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

Pointer to a [SHAPE\_XMA\_CONTEXT](https://docs.xbox.com/reference/audio/shapexmacontext/structs/shape_xma_context.md) object.

*size*   \
Type: UINT32

The size, in bytes, of the output buffer. Must be a multiple of 256.

### Return value

Type: HRESULT

HRESULT success or error code.

## Remarks

To get the size of the output buffer, use [GetShapeXmaOutputBufferSize](https://docs.xbox.com/reference/audio/shapexmacontext/functions/getshapexmaoutputbuffersize.md).

To set the sizes of the input buffers, use [SetShapeXmaInputBuffer0Size](https://docs.xbox.com/reference/audio/shapexmacontext/functions/setshapexmainputbuffer0size.md) and [SetShapeXmaInputBuffer1Size](https://docs.xbox.com/reference/audio/shapexmacontext/functions/setshapexmainputbuffer1size.md).

For more information, see the [XMA](https://docs.xbox.com/build/console-features/audio/overviews/shape-overview.md#ID4EYD) section of [Overview of SHAPE](https://docs.xbox.com/build/console-features/audio/overviews/shape-overview.md).

## Requirements

**Header:** shapexmacontext.h

**Supported platforms:** XBOX One family consoles and XBOX Series consoles

## See also

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


## Related topics

- [GetShapeXmaOutputBufferSize](https://docs.xbox.com/reference/audio/shapexmacontext/functions/getshapexmaoutputbuffersize.md)
- [ShapeXmaContext](https://docs.xbox.com/reference/audio/shapexmacontext/shapexmacontext_members.md)
- [SetShapeXmaOutputBuffer(SHAPE_XMA_CONTEXT*, void*)](https://docs.xbox.com/reference/audio/shapexmacontext/functions/setshapexmaoutputbuffer.md)
- [GetShapeXmaOutputBuffer](https://docs.xbox.com/reference/audio/shapexmacontext/functions/getshapexmaoutputbuffer.md)
- [SetShapeXmaOutputBuffer(SHAPE_XMA_CONTEXT*, APU_ADDRESS)](https://docs.xbox.com/reference/audio/shapexmacontext/functions/setshapexmaoutputbuffer_2.md)