MM_MIM_LONGDATA

	Overview

	Group

	Quick Info

The MM_MIM_LONGDATA message is sent to a window when either a complete MIDI system-exclusive message is received or when a buffer has been filled with system-exclusive data.

MM_MIM_LONGDATA

wParam = (WPARAM) hInput

lParam = (LPARAM) lpMidiHdr

Parameters
hInput

Handle of the MIDI input device that received the data.

lpMidiHdr

Address of a MIDIHDR structure identifying the buffer.

Return Values
This message does not return a value.

Remarks
The returned buffer might not be full. To determine the number of bytes recorded into the returned buffer, use the dwBytesRecorded member of the MIDIHDR structure pointed to by lpMidiHdr.

No time stamp is available with this message. For time-stamped input data, you must use the messages that are sent to callback functions.