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Fill extra channels if monitor sends have more outputs than

inputs (#4468).


git-svn-id: svn://localhost/ardour2/branches/3.0@10708 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Carl Hetherington 2011-11-20 16:36:04 +00:00
parent bf3091f363
commit db24dda7a2

View File

@ -119,8 +119,26 @@ InternalSend::run (BufferSet& bufs, framepos_t start_frame, framepos_t end_frame
} else {
if (role() == Listen) {
/* We're going to the monitor bus, so discard MIDI data */
assert (mixbufs.available().get (DataType::AUDIO) >= bufs.count().get (DataType::AUDIO));
mixbufs.read_from (bufs, nframes, DataType::AUDIO);
uint32_t const bufs_audio = bufs.count().get (DataType::AUDIO);
uint32_t const mixbufs_audio = mixbufs.count().get (DataType::AUDIO);
assert (mixbufs.available().get (DataType::AUDIO) >= bufs_audio);
/* Copy bufs into mixbufs, going round bufs more than once if necessary
to ensure that every mixbuf gets some data.
*/
uint32_t j = 0;
for (uint32_t i = 0; i < mixbufs_audio; ++i) {
mixbufs.get_audio(i).read_from (bufs.get_audio(j), nframes);
++j;
if (j == bufs_audio) {
j = 0;
}
}
} else {
assert (mixbufs.available() >= bufs.count());
mixbufs.read_from (bufs, nframes);