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

# Audio Dam Buffer API

> This file contains Public APIs for Audio Dam Buffer module.

**Header:** `spf/api/modules/audio_dam_buffer_api.h`

## Structures

### `audio_dam_input_port_cfg_t`

**Members**

<ParamField path="input_port_id" type="uint32_t">
  }
</ParamField>

<ParamField path="num_channels" type="uint32_t">
  }
</ParamField>

### `param_id_audio_dam_input_ports_cfg_t`

**Members**

<ParamField path="num_input_ports" type="uint32_t">
  }
</ParamField>

### `channel_map_t`

**Members**

<ParamField path="input_ch_id" type="uint32_t">
  }
</ParamField>

<ParamField path="output_ch_id" type="uint32_t">
  This will be the channel type propagated downstream.}
</ParamField>

### `audio_dam_output_port_cfg_t`

**Members**

<ParamField path="output_port_id" type="uint32_t">
  }
</ParamField>

<ParamField path="num_channels" type="uint32_t">
  }
</ParamField>

### `param_id_audio_dam_output_ports_cfg_t`

**Members**

<ParamField path="num_output_ports" type="uint32_t">
  }
</ParamField>

### `audio_dam_downstream_setup_duration_t`

**Members**

<ParamField path="output_port_id" type="uint32_t">
  }
</ParamField>

<ParamField path="dwnstrm_setup_duration_ms" type="uint32_t">
  }
</ParamField>

### `param_id_audio_dam_downstream_setup_duration_t`

**Members**

<ParamField path="num_output_ports" type="uint32_t">
  }
</ParamField>

### `audio_dam_port_binding_t`

**Members**

<ParamField path="control_port_id" type="uint32_t">
  }
</ParamField>

<ParamField path="output_port_id" type="uint32_t">
  }
</ParamField>

### `param_id_audio_ctrl_to_data_port_map_t`

**Members**

<ParamField path="num_ctrl_ports" type="uint32_t">
  }
</ParamField>

## Type Definitions

### `audio_dam_input_port_cfg_t`

```cpp theme={null}
typedef struct audio_dam_input_port_cfg_t audio_dam_input_port_cfg_t
```

### `param_id_audio_dam_input_ports_cfg_t`

```cpp theme={null}
typedef struct param_id_audio_dam_input_ports_cfg_t param_id_audio_dam_input_ports_cfg_t
```

### `channel_map_t`

```cpp theme={null}
typedef struct channel_map_t channel_map_t
```

### `audio_dam_output_port_cfg_t`

```cpp theme={null}
typedef struct audio_dam_output_port_cfg_t audio_dam_output_port_cfg_t
```

### `param_id_audio_dam_output_ports_cfg_t`

```cpp theme={null}
typedef struct param_id_audio_dam_output_ports_cfg_t param_id_audio_dam_output_ports_cfg_t
```

### `audio_dam_downstream_setup_duration_t`

```cpp theme={null}
typedef struct audio_dam_downstream_setup_duration_t audio_dam_downstream_setup_duration_t
```

### `param_id_audio_dam_downstream_setup_duration_t`

```cpp theme={null}
typedef struct param_id_audio_dam_downstream_setup_duration_t param_id_audio_dam_downstream_setup_duration_t
```

### `audio_dam_port_binding_t`

Sub structure forward declaration.

```cpp theme={null}
typedef struct audio_dam_port_binding_t audio_dam_port_binding_t
```

### `param_id_audio_ctrl_to_data_port_map_t`

```cpp theme={null}
typedef struct param_id_audio_ctrl_to_data_port_map_t param_id_audio_ctrl_to_data_port_map_t
```

## Macros

### `PARAM_ID_AUDIO_DAM_INPUT_PORTS_CFG`

```c theme={null}
#define PARAM_ID_AUDIO_DAM_INPUT_PORTS_CFG 0x08001058
```

### `PARAM_ID_AUDIO_DAM_OUTPUT_PORTS_CFG`

```c theme={null}
#define PARAM_ID_AUDIO_DAM_OUTPUT_PORTS_CFG 0x08001059
```

### `PARAM_ID_AUDIO_DAM_DOWNSTREAM_SETUP_DURATION`

```c theme={null}
#define PARAM_ID_AUDIO_DAM_DOWNSTREAM_SETUP_DURATION 0x0800105A
```

### `PARAM_ID_AUDIO_DAM_CTRL_TO_DATA_PORT_MAP`

```c theme={null}
#define PARAM_ID_AUDIO_DAM_CTRL_TO_DATA_PORT_MAP 0x0800105B
```

### `AUDIO_DAM_STACK_SIZE_REQUIREMENT`

```c theme={null}
#define AUDIO_DAM_STACK_SIZE_REQUIREMENT 1024
```

### `MODULE_ID_AUDIO_DAM_BUFFER`

```c theme={null}
#define MODULE_ID_AUDIO_DAM_BUFFER 0x07001020
```