void JACKInput::PortConnectCallback(jack_port_id_t a, jack_port_id_t b, int connect, void* arg) {
// This callback is called from the notification thread (not the realtime processing thread), so sadly the timing can never be fully accurate.
// To make things worse, we're not allowed to connect/disconnect ports from this thread, so we have to send a command to the input thread instead.
JACKInput *input = (JACKInput*) arg;
if(input->m_connect_system_playback) {
jack_port_t *port_a = jack_port_by_id(input->m_jack_client, a);
if(port_a == NULL)
return;
jack_port_t *port_b = jack_port_by_id(input->m_jack_client, b);
if(port_b == NULL)
return;
const char *port_a_name = jack_port_name(port_a);
const char *port_b_name = jack_port_name(port_b);
for(unsigned int i = 0; i < input->m_channels; ++i) {
std::string playback_name = "system:playback_" + NumToString(i + 1);
if(port_b_name == playback_name) {
std::string port_name_full = std::string(jack_get_client_name(input->m_jack_client)) + ":in_" + NumToString(i + 1);
SharedLock lock(&input->m_shared_data);
ConnectCommand cmd;
cmd.m_connect = connect;
cmd.m_source = port_a_name;
cmd.m_destination = port_name_full;
lock->m_connect_commands.push_back(cmd);
}
}
}
}
void JackProxyDriver::connect_callback(jack_port_id_t a, jack_port_id_t b, int connect)
{
jack_port_t* port;
int i;
// skip port if not our own
port = jack_port_by_id(fClient, a);
if (!jack_port_is_mine(fClient, port)) {
port = jack_port_by_id(fClient, b);
if (!jack_port_is_mine(fClient, port)) {
return;
}
}
for (i = 0; i < fCaptureChannels; i++) {
if (fUpstreamPlaybackPorts[i] == port) {
fUpstreamPlaybackPortConnected[i] = connect;
}
}
for (i = 0; i < fPlaybackChannels; i++) {
if (fUpstreamCapturePorts[i] == port) {
fUpstreamCapturePortConnected[i] = connect;
}
}
}
/* handle jack port connection change */
void
Chain::port_connect ( jack_port_id_t a, jack_port_id_t b, int connect )
{
if ( _deleting )
return;
/* this is called from JACK non-RT thread... */
if ( jack_port_is_mine( client()->jack_client(), jack_port_by_id( client()->jack_client(), a ) ) ||
jack_port_is_mine( client()->jack_client(), jack_port_by_id( client()->jack_client(), b ) ))
{
Fl::awake( Chain::update_connection_status, this );
}
}
static void
handle_port_connection_change(jack_port_id_t port_id_1,
jack_port_id_t port_id_2, int connected,
void *arg)
{
jack_port_t *port_1;
jack_port_t *port_2;
if ((remote_in_port != NULL) && (remote_out_port != NULL)) {
return;
}
port_1 = jack_port_by_id(client, port_id_1);
port_2 = jack_port_by_id(client, port_id_2);
/* The 'update_connection' call is not RT-safe. It calls
'jack_port_get_connections' and 'jack_free'. This might be a problem
with JACK 1, as this callback runs in the process thread in JACK 1. */
if (port_1 == in_port) {
remote_in_port = update_connection(port_2, connected, in_port,
remote_in_port,
target_in_port_name);
} else if (port_2 == in_port) {
remote_in_port = update_connection(port_1, connected, in_port,
remote_in_port,
target_in_port_name);
} else if (port_1 == out_port) {
remote_out_port = update_connection(port_2, connected, out_port,
remote_out_port,
target_out_port_name);
} else if (port_2 == out_port) {
remote_out_port = update_connection(port_1, connected, out_port,
remote_out_port,
target_out_port_name);
}
if ((remote_in_port != NULL) && (remote_out_port != NULL)) {
connections_established = 1;
if (! signal_semaphore(connect_semaphore)) {
/* Sigh ... */
die("post_semaphore", get_semaphore_error());
}
if (! signal_semaphore(init_semaphore)) {
/* Sigh ... */
die("post_semaphore", get_semaphore_error());
}
}
}
static void port_connect_cb(jack_port_id_t port, int registered, void *arg)
{
struct cbox_jack_io_impl *jii = arg;
if (registered)
{
jack_port_t *portobj = jack_port_by_id(jii->client, port);
jack_ringbuffer_write(jii->rb_autoconnect, (char *)&portobj, sizeof(portobj));
}
}
static gboolean cbox_jack_io_process_cmd(struct cbox_command_target *ct, struct cbox_command_target *fb, struct cbox_osc_command *cmd, GError **error)
{
struct cbox_jack_io_impl *jii = (struct cbox_jack_io_impl *)ct->user_data;
struct cbox_io *io = jii->ioi.pio;
gboolean handled = FALSE;
if (!strcmp(cmd->command, "/status") && !strcmp(cmd->arg_types, ""))
{
if (!cbox_check_fb_channel(fb, cmd->command, error))
return FALSE;
return cbox_execute_on(fb, NULL, "/client_type", "s", error, "JACK") &&
cbox_execute_on(fb, NULL, "/client_name", "s", error, jii->client_name) &&
cbox_execute_on(fb, NULL, "/external_tempo", "i", error, jii->external_tempo) &&
cbox_io_process_cmd(io, fb, cmd, error, &handled);
}
else if (!strcmp(cmd->command, "/rename_midi_port") && !strcmp(cmd->arg_types, "ss"))
{
const char *uuidstr = CBOX_ARG_S(cmd, 0);
const char *new_name = CBOX_ARG_S(cmd, 1);
struct cbox_uuid uuid;
if (!cbox_uuid_fromstring(&uuid, uuidstr, error))
return FALSE;
struct cbox_midi_input *midiin = cbox_io_get_midi_input(io, NULL, &uuid);
struct cbox_midi_output *midiout = cbox_io_get_midi_output(io, NULL, &uuid);
if (!midiout && !midiin)
{
g_set_error(error, CBOX_MODULE_ERROR, CBOX_MODULE_ERROR_FAILED, "Port '%s' not found", uuidstr);
return FALSE;
}
jack_port_t *port = midiout ? ((struct cbox_jack_midi_output *)midiout)->port
: ((struct cbox_jack_midi_input *)midiin)->port;
char **pname = midiout ? &midiout->name : &midiin->name;
if (0 != jack_port_rename_fn(jii->client, port, new_name))
{
g_set_error(error, CBOX_MODULE_ERROR, CBOX_MODULE_ERROR_FAILED, "Cannot set port name to '%s'", new_name);
return FALSE;
}
g_free(*pname);
*pname = g_strdup(new_name);
return TRUE;
}
else if (!strcmp(cmd->command, "/rename_audio_port") && !strcmp(cmd->arg_types, "ss"))
{
const char *uuidstr = CBOX_ARG_S(cmd, 0);
const char *new_name = CBOX_ARG_S(cmd, 1);
struct cbox_uuid uuid;
if (!cbox_uuid_fromstring(&uuid, uuidstr, error))
return FALSE;
struct cbox_audio_output *audioout = cbox_io_get_audio_output(io, NULL, &uuid);
if (!audioout)
{
g_set_error(error, CBOX_MODULE_ERROR, CBOX_MODULE_ERROR_FAILED, "Port '%s' not found", uuidstr);
return FALSE;
}
if (0 != jack_port_rename_fn(jii->client, ((struct cbox_jack_audio_output *)audioout)->port, new_name))
{
g_set_error(error, CBOX_MODULE_ERROR, CBOX_MODULE_ERROR_FAILED, "Cannot set port name to '%s'", new_name);
return FALSE;
}
g_free(audioout->name);
audioout->name = g_strdup(new_name);
return TRUE;
}
else if (!strcmp(cmd->command, "/autoconnect") && !strcmp(cmd->arg_types, "ss"))
{
const char *uuidstr = CBOX_ARG_S(cmd, 0);
const char *spec = CBOX_ARG_S(cmd, 1);
struct cbox_uuid uuid;
if (!cbox_uuid_fromstring(&uuid, uuidstr, error))
return FALSE;
struct cbox_midi_output *midiout = cbox_io_get_midi_output(io, NULL, &uuid);
if (midiout)
{
cbox_jack_midi_output_set_autoconnect((struct cbox_jack_midi_output *)midiout, spec);
return TRUE;
}
struct cbox_midi_input *midiin = cbox_io_get_midi_input(io, NULL, &uuid);
if (midiin)
{
cbox_jack_midi_input_set_autoconnect((struct cbox_jack_midi_input *)midiin, spec);
return TRUE;
}
struct cbox_audio_output *audioout = cbox_io_get_audio_output(io, NULL, &uuid);
if (audioout)
{
cbox_jack_audio_output_set_autoconnect((struct cbox_jack_audio_output *)audioout, spec);
return TRUE;
}
g_set_error(error, CBOX_MODULE_ERROR, CBOX_MODULE_ERROR_FAILED, "Port '%s' not found", uuidstr);
return FALSE;
}
else if (!strcmp(cmd->command, "/disconnect_audio_output") && !strcmp(cmd->arg_types, "s"))
{
const char *uuidstr = CBOX_ARG_S(cmd, 0);
struct cbox_uuid uuid;
if (!cbox_uuid_fromstring(&uuid, uuidstr, error))
return FALSE;
struct cbox_audio_output *audioout = cbox_io_get_audio_output(io, NULL, &uuid);
if (!audioout)
{
g_set_error(error, CBOX_MODULE_ERROR, CBOX_MODULE_ERROR_FAILED, "Port '%s' not found", uuidstr);
return FALSE;
}
jack_port_disconnect(jii->client, ((struct cbox_jack_audio_output *)audioout)->port);
return TRUE;
}
else if (!strncmp(cmd->command, "/disconnect_midi_", 17) && !strcmp(cmd->arg_types, "s"))
{
bool is_both = !strcmp(cmd->command + 17, "port");
bool is_in = is_both || !strcmp(cmd->command + 17, "input");
bool is_out = is_both || !strcmp(cmd->command + 17, "output");
if (is_in || is_out) {
const char *uuidstr = CBOX_ARG_S(cmd, 0);
struct cbox_uuid uuid;
if (!cbox_uuid_fromstring(&uuid, uuidstr, error))
return FALSE;
struct cbox_midi_input *midiin = is_in ? cbox_io_get_midi_input(io, NULL, &uuid) : NULL;
struct cbox_midi_output *midiout = is_out ? cbox_io_get_midi_output(io, NULL, &uuid) : NULL;
if (!midiout && !midiin)
{
g_set_error(error, CBOX_MODULE_ERROR, CBOX_MODULE_ERROR_FAILED, "Port '%s' not found", uuidstr);
return FALSE;
}
jack_port_t *port = midiout ? ((struct cbox_jack_midi_output *)midiout)->port
: ((struct cbox_jack_midi_input *)midiin)->port;
jack_port_disconnect(jii->client, port);
return TRUE;
}
}
if (!strcmp(cmd->command, "/port_connect") && !strcmp(cmd->arg_types, "ss"))
{
const char *port_from = CBOX_ARG_S(cmd, 0);
const char *port_to = CBOX_ARG_S(cmd, 1);
int res = jack_connect(jii->client, port_from, port_to);
if (res == EEXIST)
res = 0;
if (res)
g_set_error(error, CBOX_MODULE_ERROR, CBOX_MODULE_ERROR_FAILED, "Cannot connect port '%s' to '%s'", port_from, port_to);
return res == 0;
}
else if (!strcmp(cmd->command, "/port_disconnect") && !strcmp(cmd->arg_types, "ss"))
{
const char *port_from = CBOX_ARG_S(cmd, 0);
const char *port_to = CBOX_ARG_S(cmd, 1);
int res = jack_disconnect(jii->client, port_from, port_to);
if (res)
g_set_error(error, CBOX_MODULE_ERROR, CBOX_MODULE_ERROR_FAILED, "Cannot disconnect port '%s' from '%s'", port_from, port_to);
return res == 0;
}
else if (!strcmp(cmd->command, "/get_connected_ports") && !strcmp(cmd->arg_types, "s"))
{
if (!cbox_check_fb_channel(fb, cmd->command, error))
return FALSE;
const char *name = CBOX_ARG_S(cmd, 0);
jack_port_t *port = NULL;
if (!strchr(name, ':')) {
// try UUID
struct cbox_uuid uuid;
if (!cbox_uuid_fromstring(&uuid, name, error))
return FALSE;
struct cbox_midi_output *midiout = cbox_io_get_midi_output(io, NULL, &uuid);
if (midiout)
port = ((struct cbox_jack_midi_output *)midiout)->port;
else {
struct cbox_midi_input *midiin = cbox_io_get_midi_input(io, NULL, &uuid);
if (midiin)
port = ((struct cbox_jack_midi_input *)midiin)->port;
}
}
else
port = jack_port_by_name(jii->client, name);
if (!port)
{
g_set_error(error, CBOX_MODULE_ERROR, CBOX_MODULE_ERROR_FAILED, "Port '%s' not found", name);
return FALSE;
}
const char** ports = jack_port_get_all_connections(jii->client, port);
for (int i = 0; ports && ports[i]; i++)
{
if (!cbox_execute_on(fb, NULL, "/port", "s", error, ports[i]))
return FALSE;
}
jack_free(ports);
return TRUE;
}
else if (!strcmp(cmd->command, "/get_ports") && !strcmp(cmd->arg_types, "ssi"))
{
if (!cbox_check_fb_channel(fb, cmd->command, error))
return FALSE;
const char *mask = CBOX_ARG_S(cmd, 0);
const char *type = CBOX_ARG_S(cmd, 1);
uint32_t flags = CBOX_ARG_I(cmd, 2);
const char** ports = jack_get_ports(jii->client, mask, type, flags);
for (int i = 0; ports && ports[i]; i++)
{
if (!cbox_execute_on(fb, NULL, "/port", "s", error, ports[i]))
return FALSE;
}
jack_free(ports);
return TRUE;
}
else if (!strcmp(cmd->command, "/external_tempo") && !strcmp(cmd->arg_types, "i"))
{
jii->external_tempo = CBOX_ARG_I(cmd, 0);
return TRUE;
}
//Metadata
else if (!strcmp(cmd->command, "/set_property") && !strcmp(cmd->arg_types, "ssss"))
//parameters: "client:port", key, value, type according to jack_property_t (empty or NULL for string)
{
const char *name = CBOX_ARG_S(cmd, 0);
const char *key = CBOX_ARG_S(cmd, 1);
const char *value = CBOX_ARG_S(cmd, 2);
const char *type = CBOX_ARG_S(cmd, 3);
jack_uuid_t subject;
if (!cbox_jack_io_get_jack_uuid_from_name(jii, name, &subject, error)) //error message set inside
return FALSE;
if (jack_set_property(jii->client, subject, key, value, type)) // 0 on success
{
g_set_error(error, CBOX_MODULE_ERROR, CBOX_MODULE_ERROR_FAILED, "Set property key:'%s' value: '%s' to port '%s' was not successful", key, value, name);
return FALSE;
}
return TRUE;
}
else if (!strcmp(cmd->command, "/get_property") && !strcmp(cmd->arg_types, "ss"))
//parameters: "client:port", key
//returns python key, value and type as strings
{
const char *name = CBOX_ARG_S(cmd, 0);
const char *key = CBOX_ARG_S(cmd, 1);
jack_uuid_t subject;
if (!cbox_jack_io_get_jack_uuid_from_name(jii, name, &subject, error)) //error message set inside
return FALSE;
char* value = NULL;
char* type = NULL;
if (jack_get_property(subject, key, &value, &type)) // 0 on success, -1 if the subject has no key property.
{
g_set_error(error, CBOX_MODULE_ERROR, CBOX_MODULE_ERROR_FAILED, "Port '%s' does not have key '%s'", name, key);
return FALSE;
}
char* returntype; //We need to call jack_free on type in any case so it can't be our own data.
if (type == NULL)
returntype = "";
else
returntype = type;
if (!cbox_execute_on(fb, NULL, "/value", "ss", error, value, returntype)) //send return values to Python.
return FALSE;
jack_free(value);
jack_free(type);
return TRUE;
}
else if (!strcmp(cmd->command, "/get_properties") && !strcmp(cmd->arg_types, "s"))
//parameters: "client:port"
{
const char *name = CBOX_ARG_S(cmd, 0);
jack_uuid_t subject;
if (!cbox_jack_io_get_jack_uuid_from_name(jii, name, &subject, error)) //error message set inside
return FALSE;
jack_description_t desc;
if (!jack_get_properties(subject, &desc)) // 0 on success, -1 if no subject with any properties exists.
{
g_set_error(error, CBOX_MODULE_ERROR, CBOX_MODULE_ERROR_FAILED, "Port '%s' with uuid '%lli' does not have any properties", name, (long long)subject);
return FALSE;
}
const char *returntype;
for (uint32_t i = 0; i<desc.property_cnt ; i++)
{
if (desc.properties[i].type == NULL)
returntype = "";
else
returntype = desc.properties[i].type;
if (!cbox_execute_on(fb, NULL, "/properties", "sss", error, desc.properties[i].key, desc.properties[i].data, returntype))
return FALSE;
}
jack_free_description(&desc, 0); //if non-zero desc will also be passed to free()
return TRUE;
}
else if (!strcmp(cmd->command, "/get_all_properties") && !strcmp(cmd->arg_types, ""))
{
jack_description_t *descs;
int counter;
counter = jack_get_all_properties(&descs);
const char *returntype;
for (int j = 0; j < counter; j++)
{
jack_description_t *one_desc = &descs[j];
for (uint32_t i = 0; i < one_desc->property_cnt ; i++)
{
if (one_desc->properties[i].type == NULL)
returntype = "";
else
returntype = one_desc->properties[i].type;
/*
index = jack_uuid_to_index(one_desc->subject)
portid = jack_port_by_id(jii->client, index);
portname = jack_port_name(port);
*/
if (!cbox_execute_on(fb, NULL, "/all_properties", "ssss",
error,
jack_port_name(jack_port_by_id(jii->client, jack_uuid_to_index(one_desc->subject))),
one_desc->properties[i].key,
one_desc->properties[i].data,
returntype))
return FALSE;
}
jack_free_description(one_desc, 0); //if non-zero one_desc will also be passed to free()
}
jack_free(descs);
return TRUE;
}
else if (!strcmp(cmd->command, "/remove_property") && !strcmp(cmd->arg_types, "ss"))
{
const char *name = CBOX_ARG_S(cmd, 0);
const char *key = CBOX_ARG_S(cmd, 1);
jack_uuid_t subject;
if (!cbox_jack_io_get_jack_uuid_from_name(jii, name, &subject, error)) //error message set inside
return FALSE;
if (jack_remove_property(jii->client, subject, key)) // 0 on success, -1 otherwise
{
g_set_error(error, CBOX_MODULE_ERROR, CBOX_MODULE_ERROR_FAILED, "Could not remove port '%s' key '%s'", name, key);
return FALSE;
}
return TRUE;
}
else if (!strcmp(cmd->command, "/remove_properties") && !strcmp(cmd->arg_types, "s"))
{
const char *name = CBOX_ARG_S(cmd, 0);
jack_uuid_t subject;
if (!cbox_jack_io_get_jack_uuid_from_name(jii, name, &subject, error)) //error message set inside
return FALSE;
if (jack_remove_properties(jii->client, subject) == -1) // number of removed properties returned, -1 on error
{
g_set_error(error, CBOX_MODULE_ERROR, CBOX_MODULE_ERROR_FAILED, "Could not remove properties of port '%s'", name);
return FALSE;
}
return TRUE;
}
else if (!strcmp(cmd->command, "/remove_all_properties") && !strcmp(cmd->arg_types, ""))
{
if (jack_remove_all_properties(jii->client)) // 0 on success, -1 otherwise
{
g_set_error(error, CBOX_MODULE_ERROR, CBOX_MODULE_ERROR_FAILED, "Remove all JACK properties was not successful");
return FALSE;
}
return TRUE;
}
else
{
gboolean result = cbox_io_process_cmd(io, fb, cmd, error, &handled);
if (!handled)
g_set_error(error, CBOX_MODULE_ERROR, CBOX_MODULE_ERROR_FAILED, "Unknown combination of target path and argument: '%s', '%s'", cmd->command, cmd->arg_types);
return result;
}
}
