NAME
snd_rawmidi_receive - receive the input data from the device
SYNOPSIS
int snd_rawmidi_receive (snd_rawmidi_substream_t * substream,
const unsigned char * buffer, int count);
ARGUMENTS
substream
the rawmidi substream
buffer the buffer pointer
count the data size to read
DESCRIPTION
Reads the data from the internal buffer.
Returns the size of read data, or a negative error code on failure.