> ## 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.

# ShapeDmaContext

> ShapeDmaContext

# ShapeDmaContext

## Funções

| Função | Descrição |
| - | - |
| [GetShapeDmaAudioBuffer](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/getshapedmaaudiobuffer.md) | Obtém o buffer de áudio de DMA. |
| [GetShapeDmaBufferFull](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/getshapedmabufferfull.md) | Obtém o sinalizador de buffer cheio. |
| [GetShapeDmaBytesPerFrame](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/getshapedmabytesperframe.md) | Obtém o número de bytes por quadro. |
| [GetShapeDmaChannel](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/getshapedmachannel.md) | Obtém o canal de áudio atual. |
| [GetShapeDmaFloatSamples](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/getshapedmafloatsamples.md) | Obtém o sinalizador que indica se as amostras são de ponto flutuante ou inteiros de 32 bits. |
| [GetShapeDmaFramesAvailable](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/getshapedmaframesavailable.md) | Obtém o número de quadros disponíveis para leitura. |
| [GetShapeDmaFramesFree](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/getshapedmaframesfree.md) | Obtém o número de quadros disponíveis para gravação. |
| [GetShapeDmaMixBufferPeakMagnitude](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/getshapedmamixbufferpeakmagnitude.md) | Obtém a magnitude de pico do buffer de mixagem de DMA. |
| [GetShapeDmaNumBytes](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/getshapedmanumbytes.md) | Obtém o número de bytes no buffer de áudio. |
| [GetShapeDmaNumChannels](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/getshapedmanumchannels.md) | Obtém o número de canais no buffer de áudio de DMA. |
| [GetShapeDmaNumFrames](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/getshapedmanumframes.md) | Obtém o número de quadros de DMA. |
| [GetShapeDmaPeakMagnitude](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/getshapedmapeakmagnitude.md) | Obtém a magnitude de pico. |
| [GetShapeDmaReadPointer](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/getshapedmareadpointer.md) | Obtém o ponteiro de leitura de DMA. |
| [GetShapeDmaReadWriteFull](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/getshapedmareadwritefull.md) | Obtém um valor de 32 bits que contém os ponteiros de leitura e gravação e o sinalizador de buffer cheio. |
| [GetShapeDmaTimestamp](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/getshapedmatimestamp.md) | Obtém o carimbo de data/hora de DMA. |
| [GetShapeDmaWritePointer](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/getshapedmawritepointer.md) | Obtém o ponteiro de gravação de DMA. |
| [IncrementShapeDmaReadPointer](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/incrementshapedmareadpointer.md) | Incrementa o ponteiro de leitura. |
| [IncrementShapeDmaWritePointer](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/incrementshapedmawritepointer.md) | Incrementa o ponteiro de gravação. |
| [Função SetShapeDmaAudioBuffer](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/setshapedmaaudiobuffer.md) | Define o buffer de áudio de DMA. |
| [SetShapeDmaAudioBuffer](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/setshapedmaaudiobuffer_2.md) | Define o buffer de áudio de DMA. |
| [SetShapeDmaBufferFull](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/setshapedmabufferfull.md) | Define o sinalizador de buffer cheio. |
| [SetShapeDmaChannel](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/setshapedmachannel.md) | Define o canal atual. |
| [SetShapeDmaFloatSamples](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/setshapedmafloatsamples.md) | Define o sinalizador que indica se as amostras são de ponto flutuante ou inteiros de 32 bits. |
| [SetShapeDmaNumChannels](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/setshapedmanumchannels.md) | Define o número de canais no buffer de áudio de DMA. |
| [SetShapeDmaNumFrames](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/setshapedmanumframes.md) | Define o número de quadros de DMA. |
| [SetShapeDmaReadPointer](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/setshapedmareadpointer.md) | Define o ponteiro de leitura de DMA. |
| [SetShapeDmaReadWriteFull](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/setshapedmareadwritefull.md) | Define os ponteiros de leitura e gravação e o sinalizador de buffer cheio em uma única operação atômica. |
| [SetShapeDmaWritePointer](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/setshapedmawritepointer.md) | Define o ponteiro de gravação de DMA. |

## Estruturas

| Estrutura | Descrição |
| - | - |
| [SHAPE\_DMA\_CONTEXT](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/structs/shape_dma_context.md) | A estrutura de contexto de DMA. |
| [SHAPE\_DMA\_READ\_WRITE\_FULL](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/structs/shape_dma_read_write_full.md) | Estrutura usada para consultar os ponteiros de leitura e gravação e o sinalizador de buffer cheio em uma única operação. |


## Related topics

- [SHAPE_DMA_CONTEXT](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/structs/shape_dma_context.md)
- [GetShapeDmaChannel](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/getshapedmachannel.md)
- [GetShapeDmaTimestamp](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/getshapedmatimestamp.md)
- [SetShapeDmaChannel](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/setshapedmachannel.md)
- [GetShapeDmaAudioBuffer](https://docs.xbox.com/pt-BR/reference/audio/shapedmacontext/functions/getshapedmaaudiobuffer.md)