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 |
// 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);
See Also
◼GetStreamType◼StreamCount