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Modified for the latest sequencer API (using encapsulation).

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This commit is contained in:
Jaroslav Kysela 2001-07-04 13:56:06 +00:00
parent 9304040eee
commit 10ae80f7f6
1 changed files with 45 additions and 58 deletions
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103
seq/sbiload/sbiload.c
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@ -129,9 +129,7 @@ error_handler (const char *file, int line, const char *function, int err, const
*/
static void
show_list () {
snd_seq_client_info_t cinfo;
snd_seq_port_info_t pinfo;
snd_seq_system_info_t sysinfo;
snd_seq_client_info_t *cinfo;
int client, port, err;
snd_lib_error_set_handler (error_handler);
@ -140,28 +138,24 @@ show_list () {
return;
}
if ((err = snd_seq_system_info (seq_handle, &sysinfo)) < 0) {
snd_seq_close (seq_handle);
fprintf (stderr, "Could not get sequencer information: %s\n",
snd_strerror (err));
return;
}
printf (" Port %-30.30s %s\n", "Client name", "Port name");
for (client = 0; client < sysinfo.clients; client++) {
if (snd_seq_get_any_client_info (seq_handle, client, &cinfo) < 0)
continue;
for (port = 0; port < sysinfo.ports; port++) {
snd_seq_client_info_alloca(&cinfo);
snd_seq_client_info_set_client(cinfo, -1);
while (snd_seq_query_next_client(seq_handle, cinfo) >= 0) {
snd_seq_port_info_t *pinfo;
client = snd_seq_client_info_get_client(cinfo);
snd_seq_port_info_alloca(&pinfo);
snd_seq_port_info_set_client(pinfo, client);
snd_seq_port_info_set_port(pinfo, -1);
while (snd_seq_query_next_port(seq_handle, pinfo) >= 0) {
int cap;
if (snd_seq_get_any_port_info (seq_handle, client, port, &pinfo) < 0)
continue;
cap = (SND_SEQ_PORT_CAP_SUBS_WRITE | SND_SEQ_PORT_CAP_WRITE);
if ((pinfo.capability & cap) == cap) {
if ((snd_seq_port_info_get_capability(pinfo) & cap) == cap) {
printf ("%3d:%-3d %-30.30s %s\n",
pinfo.client, pinfo.port, cinfo.name, pinfo.name);
client, snd_seq_port_info_get_port(pinfo),
snd_seq_client_info_get_name(cinfo),
snd_seq_port_info_get_name(pinfo));
}
}
}
@ -265,7 +259,8 @@ check_result (int evtype) {
*/
static int
load_patch (fm_instrument_t * fm_instr, int bank, int prg, char *name) {
snd_seq_instr_put_t *put;
snd_instr_header_t *put;
snd_seq_instr_t id;
snd_seq_event_t ev;
size_t size;
@ -281,9 +276,11 @@ load_patch (fm_instrument_t * fm_instr, int bank, int prg, char *name) {
prg, snd_strerror (err));
return -1;
}
put->id.std = SND_SEQ_INSTR_TYPE2_OPL2_3;
put->id.prg = prg;
put->id.bank = bank;
memset(&id, 0, sizeof(id));
id.std = SND_SEQ_INSTR_TYPE2_OPL2_3;
id.prg = prg;
id.bank = bank;
snd_instr_header_set_id(put, &id);
/* build event */
memset (&ev, 0, sizeof (ev));
@ -318,16 +315,16 @@ __again:
printf ("Loaded instrument %.3i, bank %.3i: %s\n", prg, bank, name);
return 0;
} else if (err == -EBUSY) {
snd_seq_instr_free_t remove;
snd_instr_header_t *remove;
memset (&remove, 0, sizeof (remove));
remove.cmd = SNDRV_SEQ_INSTR_FREE_CMD_SINGLE;
remove.data.instr = put->id;
snd_instr_header_alloca(&remove);
snd_instr_header_set_cmd(remove, SNDRV_SEQ_INSTR_FREE_CMD_SINGLE);
snd_instr_header_set_id(remove, snd_instr_header_get_id(put));
/* remove instrument */
ev.type = SND_SEQ_EVENT_INSTR_FREE;
ev.data.ext.len = sizeof (remove);
ev.data.ext.ptr = &remove;
ev.data.ext.len = snd_instr_header_sizeof();
ev.data.ext.ptr = remove;
if ((err = snd_seq_event_output (seq_handle, &ev)) < 0) {
fprintf (stderr, "Unable to write an instrument %.3i free event: %s\n",
@ -483,9 +480,9 @@ parse_portdesc (char *portdesc) {
*/
static int
init_client () {
snd_seq_client_info_t cinfo;
snd_seq_port_info_t port;
snd_seq_port_subscribe_t sub;
char name[64];
snd_seq_port_subscribe_t *sub;
snd_seq_addr_t addr;
int err;
if ((err = snd_seq_open (&seq_handle, "hw", SND_SEQ_OPEN_DUPLEX, 0)) < 0) {
@ -501,37 +498,33 @@ init_client () {
return -1;
}
memset (&cinfo, 0, sizeof (cinfo));
cinfo.client = seq_client;
cinfo.type = USER_CLIENT;
snprintf (cinfo.name, sizeof (cinfo.name), "sbiload - %i", getpid ());
if ((err = snd_seq_set_client_info (seq_handle, &cinfo)) < 0) {
sprintf (name, "sbiload - %i", getpid ());
if ((err = snd_seq_set_client_name (seq_handle, name)) < 0) {
snd_seq_close (seq_handle);
fprintf (stderr, "Unable to set client info: %s\n",
snd_strerror (err));
return -1;
}
memset (&port, 0, sizeof (port));
strcpy (port.name, "Output");
port.capability |= SND_SEQ_PORT_CAP_READ | SND_SEQ_PORT_CAP_WRITE;
if ((err = snd_seq_create_port (seq_handle, &port)) < 0) {
if ((seq_port = snd_seq_create_simple_port (seq_handle, "Output",
SND_SEQ_PORT_CAP_READ | SND_SEQ_PORT_CAP_WRITE,
SND_SEQ_PORT_TYPE_SPECIFIC)) < 0) {
snd_seq_close (seq_handle);
fprintf (stderr, "Unable to create a client port: %s\n",
snd_strerror (err));
snd_strerror (seq_port));
return -1;
}
seq_port = port.port;
snd_seq_port_subscribe_alloca(&sub);
addr.client = seq_client;
addr.port = seq_port;
snd_seq_port_subscribe_set_sender(sub, &addr);
addr.client = seq_dest_client;
addr.port = seq_dest_port;
snd_seq_port_subscribe_set_dest(sub, &addr);
snd_seq_port_subscribe_set_exclusive(sub, 1);
memset (&sub, 0, sizeof (sub));
sub.sender.client = seq_client;
sub.sender.port = seq_port;
sub.dest.client = seq_dest_client;
sub.dest.port = seq_dest_port;
sub.exclusive = 1;
if ((err = snd_seq_subscribe_port (seq_handle, &sub)) < 0) {
if ((err = snd_seq_subscribe_port (seq_handle, sub)) < 0) {
snd_seq_close (seq_handle);
fprintf (stderr, "Unable to subscribe destination port: %s\n",
snd_strerror (errno));
@ -539,12 +532,6 @@ init_client () {
return -1;
}
if ((err = snd_seq_get_any_port_info (seq_handle, seq_dest_client, seq_dest_port, &port)) < 0) {
snd_seq_close (seq_handle);
fprintf (stderr, "Unable to get destination port: %s\n",
snd_strerror (err));
return -1;
}
return 0;
}