diff options
Diffstat (limited to 'src/port.c')
| -rw-r--r-- | src/port.c | 107 |
1 files changed, 75 insertions, 32 deletions
@@ -63,56 +63,99 @@ slv2_port_duplicate(SLV2Port port) } -SLV2PortClass -slv2_port_get_class(SLV2Plugin p, - SLV2Port port) +SLV2PortDirection +slv2_port_get_direction(SLV2Plugin p, + SLV2Port port) { - SLV2Values class = slv2_port_get_value(p, port, "rdf:type"); - assert(class); + SLV2Values direction = slv2_port_get_value(p, port, "rdf:type"); - SLV2PortClass ret = SLV2_UNKNOWN_PORT_CLASS; + SLV2PortDirection ret = SLV2_PORT_DIRECTION_UNKNOWN; - int io = -1; // 0 = in, 1 = out - enum { UNKNOWN, AUDIO, CONTROL, MIDI } type = UNKNOWN; + if (!direction) + return ret; - for (unsigned i=0; i < slv2_values_size(class); ++i) { - SLV2Value val = slv2_values_get_at(class, i); + for (unsigned i=0; i < slv2_values_size(direction); ++i) { + SLV2Value val = slv2_values_get_at(direction, i); if (slv2_value_is_uri(val)) { const char* uri = slv2_value_as_uri(val); if (!strcmp(uri, "http://lv2plug.in/ontology#InputPort")) - io = 0; + ret = SLV2_PORT_DIRECTION_INPUT; else if (!strcmp(uri, "http://lv2plug.in/ontology#OutputPort")) - io = 1; - else if (!strcmp(uri, "http://lv2plug.in/ontology#ControlPort")) - type = CONTROL; + ret = SLV2_PORT_DIRECTION_OUTPUT; + } + } + + slv2_values_free(direction); + + return ret; +} + + +SLV2PortType +slv2_port_get_type(SLV2Plugin p, + SLV2Port port) +{ + SLV2Values type = slv2_port_get_value(p, port, "rdf:type"); + + SLV2PortType ret = SLV2_PORT_TYPE_UNKNOWN; + + if (!type) + return ret; + + for (unsigned i=0; i < slv2_values_size(type); ++i) { + SLV2Value val = slv2_values_get_at(type, i); + if (slv2_value_is_uri(val)) { + const char* uri = slv2_value_as_uri(val); + if (!strcmp(uri, "http://lv2plug.in/ontology#ControlPort")) + ret = SLV2_PORT_TYPE_CONTROL; else if (!strcmp(uri, "http://lv2plug.in/ontology#AudioPort")) - type = AUDIO; + ret = SLV2_PORT_TYPE_AUDIO; else if (!strcmp(uri, "http://ll-plugins.nongnu.org/lv2/ext/MidiPort")) - type = MIDI; + ret = SLV2_PORT_TYPE_MIDI; + else if (!strcmp(uri, "http://drobilla.net/ns/lv2ext/osc/0#OSCPort")) + ret = SLV2_PORT_TYPE_OSC; } } - if (io == 0) { - if (type == AUDIO) - ret = SLV2_AUDIO_INPUT; - else if (type == CONTROL) - ret = SLV2_CONTROL_INPUT; - else if (type == MIDI) - ret = SLV2_MIDI_INPUT; - } else if (io == 1) { - if (type == AUDIO) - ret = SLV2_AUDIO_OUTPUT; - else if (type == CONTROL) - ret = SLV2_CONTROL_OUTPUT; - else if (type == MIDI) - ret = SLV2_MIDI_OUTPUT; + slv2_values_free(type); + + return ret; +} + +#if 0 +bool +slv2_port_has_hint(SLV2Plugin p, + SLV2Port port, + SLV2Value hint) +{ + /* FIXME: Add SLV2Value QName stuff to make this not suck to use */ + + SLV2Values hints = slv2_port_get_value(p, port, "lv2:portHint"); + + if (!hints) + return false; + + for (unsigned i=0; i < slv2_values_size(type); ++i) { + const SLV2Value val = slv2_values_get_at(type, i); + if (slv2_value_is_uri(val)) { + const char* uri = slv2_value_as_uri(val); + if (!strcmp(uri, "http://lv2plug.in/ontology#connectionOptional")) + return true; + ret = SLV2_PORT_TYPE_CONTROL; + else if (!strcmp(uri, "http://lv2plug.in/ontology#AudioPort")) + ret = SLV2_PORT_TYPE_AUDIO; + else if (!strcmp(uri, "http://ll-plugins.nongnu.org/lv2/ext/MidiPort")) + ret = SLV2_PORT_TYPE_MIDI; + else if (!strcmp(uri, "http://drobilla.net/ns/lv2ext/osc/0#OSCPort")) + ret = SLV2_PORT_TYPE_OSC; + } } - slv2_values_free(class); + slv2_values_free(type); return ret; } - +#endif SLV2Values slv2_port_get_value(SLV2Plugin p, |