diff options
Diffstat (limited to 'usr.bin/aucat/dev.c')
| -rw-r--r-- | usr.bin/aucat/dev.c | 57 |
1 files changed, 56 insertions, 1 deletions
diff --git a/usr.bin/aucat/dev.c b/usr.bin/aucat/dev.c index 097838d6e5e..3fde1b2905f 100644 --- a/usr.bin/aucat/dev.c +++ b/usr.bin/aucat/dev.c @@ -1,4 +1,4 @@ -/* $OpenBSD: dev.c,v 1.27 2009/07/25 10:52:18 ratchov Exp $ */ +/* $OpenBSD: dev.c,v 1.28 2009/08/19 05:54:15 ratchov Exp $ */ /* * Copyright (c) 2008 Alexandre Ratchov <alex@caoua.org> * @@ -25,10 +25,65 @@ #include "dev.h" #include "pipe.h" #include "safile.h" +#include "midi.h" unsigned dev_bufsz, dev_round, dev_rate; struct aparams dev_ipar, dev_opar; struct aproc *dev_mix, *dev_sub, *dev_rec, *dev_play; +struct aproc *dev_midi; + +/* + * Create a MIDI thru box as the MIDI end of the device + */ +void +dev_thruinit(void) +{ + dev_midi = thru_new("thru"); + dev_midi->refs++; +} + +/* + * Terminate the MIDI thru box + */ +void +dev_thrudone(void) +{ + struct file *f; + + restart: + LIST_FOREACH(f, &file_list, entry) { + if (f->rproc && aproc_depend(dev_midi, f->rproc)) { + file_eof(f); + goto restart; + } + } + while (!LIST_EMPTY(&dev_midi->ibuflist)) { + if (!file_poll()) + break; + } + dev_midi->refs--; + aproc_del(dev_midi); + dev_midi = NULL; + while (file_poll()) + ; /* nothing */ +} + +/* + * Attach a bi-directional MIDI stream to the MIDI device + */ +void +dev_midiattach(struct abuf *ibuf, struct abuf *obuf) +{ + if (ibuf) + aproc_setin(dev_midi, ibuf); + if (obuf) { + aproc_setout(dev_midi, obuf); + if (ibuf) { + ibuf->duplex = obuf; + obuf->duplex = ibuf; + } + } +} /* * Same as dev_init(), but create a fake device that records what is |