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add backend support for port properties (CoreAudio)

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This commit is contained in:
Robin Gareus 2015-03-08 19:00:29 +01:00
parent 20cd14cf36
commit 0cf11acc27
2 changed files with 29 additions and 4 deletions
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29
libs/backends/coreaudio/coreaudio_backend.cc
View file

@ -793,6 +793,23 @@ CoreAudioBackend::get_port_name (PortEngine::PortHandle port) const
return static_cast<CoreBackendPort*>(port)->name ();
}
int
CoreAudioBackend::get_port_property (PortHandle port, const std::string& key, std::string& value, std::string& type) const
{
if (!valid_port (port)) {
PBD::error << _("CoreAudioBackend::get_port_name: Invalid Port(s)") << endmsg;
return -1;
}
if (key == "http://jackaudio.org/metadata/pretty-name") {
type = "";
value = static_cast<CoreBackendPort*>(port)->pretty_name ();
if (!value.empty()) {
return 0;
}
}
return -1;
}
PortEngine::PortHandle
CoreAudioBackend::get_port_by_name (const std::string& name) const
{
@ -917,21 +934,25 @@ CoreAudioBackend::register_system_audio_ports()
lr.min = lr.max = coreaudio_reported_input_latency + (_measure_latency ? 0 : _systemic_audio_input_latency);
for (uint32_t i = 0; i < a_ins; ++i) {
char tmp[64];
snprintf(tmp, sizeof(tmp), "system:capture_%s", _pcmio->cached_port_name(i, true).c_str());
snprintf(tmp, sizeof(tmp), "system:capture_%d", i+1);
PortHandle p = add_port(std::string(tmp), DataType::AUDIO, static_cast<PortFlags>(IsOutput | IsPhysical | IsTerminal));
if (!p) return -1;
set_latency_range (p, false, lr);
_system_inputs.push_back(static_cast<CoreBackendPort*>(p));
CoreBackendPort *cp = static_cast<CoreBackendPort*>(p);
cp->set_pretty_name (_pcmio->cached_port_name(i, true));
_system_inputs.push_back(cp);
}
lr.min = lr.max = coreaudio_reported_output_latency + (_measure_latency ? 0 : _systemic_audio_output_latency);
for (uint32_t i = 0; i < a_out; ++i) {
char tmp[64];
snprintf(tmp, sizeof(tmp), "system:playback_%s", _pcmio->cached_port_name(i, false).c_str());
snprintf(tmp, sizeof(tmp), "system:playback_%d", i+1);
PortHandle p = add_port(std::string(tmp), DataType::AUDIO, static_cast<PortFlags>(IsInput | IsPhysical | IsTerminal));
if (!p) return -1;
set_latency_range (p, true, lr);
_system_outputs.push_back(static_cast<CoreBackendPort*>(p));
CoreBackendPort *cp = static_cast<CoreBackendPort*>(p);
cp->set_pretty_name (_pcmio->cached_port_name(i, false));
_system_outputs.push_back(cp);
}
return 0;
}

4
libs/backends/coreaudio/coreaudio_backend.h
View file

@ -65,9 +65,11 @@ class CoreBackendPort {
virtual ~CoreBackendPort ();
const std::string& name () const { return _name; }
const std::string& pretty_name () const { return _pretty_name; }
PortFlags flags () const { return _flags; }
int set_name (const std::string &name) { _name = name; return 0; }
int set_pretty_name (const std::string &name) { _pretty_name = name; return 0; }
virtual DataType type () const = 0;
@ -107,6 +109,7 @@ class CoreBackendPort {
private:
CoreAudioBackend &_osx_backend;
std::string _name;
std::string _pretty_name;
const PortFlags _flags;
LatencyRange _capture_latency_range;
LatencyRange _playback_latency_range;
@ -250,6 +253,7 @@ class CoreAudioBackend : public AudioBackend {
int set_port_name (PortHandle, const std::string&);
std::string get_port_name (PortHandle) const;
PortHandle get_port_by_name (const std::string&) const;
int get_port_property (PortHandle, const std::string& key, std::string& value, std::string& type) const;
int get_ports (const std::string& port_name_pattern, DataType type, PortFlags flags, std::vector<std::string>&) const;