TIEMediaFoundationSourceReader.SetSelectedStreams

Declaration

procedure SetSelectedStreams(streamIndex: integer; selected: boolean);
procedure SetSelectedStreams(const streamType: WideString; selected: boolean);

Description

Specifies which streams are enabled. An enabled stream sends samples to the receiver (i.e. to the OnMediaFoundationNotify event).

Parameter	Description
streamIndex	Index of the stream, in the range of 0 to StreamCount - 1
streamType	A string representing the stream type. Only the first stream of this type will be considered. Can be any one of the values accepted by GetStreamType
selected	Must be True in order to select the stream

Example

// Enable both audio and video streams (first streams of these types)
ImageEnView1.IO.MediaFoundationSourceReader.SetSelectedStreams(mmf_AUDIO_STREAM, true);
ImageEnView1.IO.MediaFoundationSourceReader.SetSelectedStreams(mmf_VIDEO_STREAM, true);

TIEMediaFoundationSourceReader.SetSelectedStreams