Prosody RTP processing: API: sm_vmptx_datafeed_connect

Prototype Definition

int sm_vmptx_datafeed_connect(struct sm_vmptx_datafeed_connect_parms *datafeedp)

Parameters

*datafeedp

a structure of the following type:

typedef struct sm_vmptx_datafeed_connect_parms {
	tSMDatafeedId data_source;				/* in */
	tSMVMPtxId vmptx;					/* in */
} SM_VMPTX_DATAFEED_CONNECT_PARMS;

Description

Connects a datafeed to a VMP[tx]. The data_source must be a datafeed obtained a call to any of the *_get_datafeed() functions. The VMP[tx] vmptx will receive any data that is generated by the output task from which data_source was derived.

To disconnect a VMP[tx] from a datafeed, specify kSMNullDatafeedId as the tSMDatafeedId in data_source

Requires the module datafeed to have been downloaded.

Fields

data_source

The datafeed acting as a source of data

vmptx

The VMP[tx] that will receive the data

Returns

0 if call completed successfully, otherwise a standard error such as:

• ERR_SM_DEVERR - device error

This function is part of the Prosody RTP processing API.