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;
private:
CoreAudioBackend &_osx_backend;
std::string _name;
+ std::string _pretty_name;
const PortFlags _flags;
LatencyRange _capture_latency_range;
LatencyRange _playback_latency_range;
std::string name () const;
bool is_realtime () const;
+ bool use_separate_input_and_output_devices () const { return true; }
std::vector<DeviceStatus> enumerate_devices () const;
+ std::vector<DeviceStatus> enumerate_input_devices () const;
+ std::vector<DeviceStatus> enumerate_output_devices () const;
+
std::vector<float> available_sample_rates (const std::string& device) const;
std::vector<uint32_t> available_buffer_sizes (const std::string& device) const;
uint32_t available_input_channel_count (const std::string& device) const;
bool can_change_buffer_size_when_running () const;
int set_device_name (const std::string&);
+ int set_input_device_name (const std::string&);
+ int set_output_device_name (const std::string&);
int set_sample_rate (float);
int set_buffer_size (uint32_t);
int set_interleaved (bool yn);
int set_output_channels (uint32_t);
int set_systemic_input_latency (uint32_t);
int set_systemic_output_latency (uint32_t);
- int set_systemic_midi_input_latency (std::string const, uint32_t);
- int set_systemic_midi_output_latency (std::string const, uint32_t);
+ int set_systemic_midi_input_latency (std::string const, uint32_t) { return 0; }
+ int set_systemic_midi_output_latency (std::string const, uint32_t) { return 0; }
int reset_device () { return 0; };
/* Retrieving parameters */
std::string device_name () const;
+ std::string input_device_name () const;
+ std::string output_device_name () const;
float sample_rate () const;
uint32_t buffer_size () const;
bool interleaved () const;
uint32_t output_channels () const;
uint32_t systemic_input_latency () const;
uint32_t systemic_output_latency () const;
- uint32_t systemic_midi_input_latency (std::string const) const;
- uint32_t systemic_midi_output_latency (std::string const) const;
+ uint32_t systemic_midi_input_latency (std::string const) const { return 0; }
+ uint32_t systemic_midi_output_latency (std::string const) const { return 0; }
bool can_set_systemic_midi_latencies () const { return false; /* XXX */}
int set_midi_option (const std::string&);
std::string midi_option () const;
- std::vector<DeviceStatus> enumerate_midi_devices () const;
- int set_midi_device_enabled (std::string const, bool);
- bool midi_device_enabled (std::string const) const;
+ std::vector<DeviceStatus> enumerate_midi_devices () const {
+ return std::vector<AudioBackend::DeviceStatus> ();
+ }
+ int set_midi_device_enabled (std::string const, bool) {
+ return true;
+ }
+ bool midi_device_enabled (std::string const) const {
+ return false;
+ }
// really private, but needing static access:
- int process_callback();
+ int process_callback(uint32_t, uint64_t);
void error_callback();
void xrun_callback();
void buffer_size_callback();
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;
void* get_buffer (PortHandle, pframes_t);
void* freewheel_thread ();
- void post_process ();
+ void pre_process ();
void coremidi_rediscover ();
private:
bool _freewheel_ack;
bool _reinit_thread_callback;
bool _measure_latency;
+
+ uint64_t _last_process_start;
+
pthread_mutex_t _process_callback_mutex;
+ pthread_mutex_t _freewheel_mutex;
+ pthread_cond_t _freewheel_signal;
+
static std::vector<std::string> _midi_options;
- static std::vector<AudioBackend::DeviceStatus> _audio_device_status;
+ static std::vector<AudioBackend::DeviceStatus> _input_audio_device_status;
+ static std::vector<AudioBackend::DeviceStatus> _output_audio_device_status;
+ static std::vector<AudioBackend::DeviceStatus> _duplex_audio_device_status;
static std::vector<AudioBackend::DeviceStatus> _midi_device_status;
- mutable std::string _audio_device;
+ mutable std::string _input_audio_device;
+ mutable std::string _output_audio_device;
std::string _midi_driver_option;
/* audio settings */
/* coreaudio specific */
uint32_t name_to_id(std::string) const;
- /* midi settings */
- struct CoreMidiDeviceInfo {
- bool enabled;
- uint32_t systemic_input_latency;
- uint32_t systemic_output_latency;
- CoreMidiDeviceInfo()
- : enabled (true)
- , systemic_input_latency (0)
- , systemic_output_latency (0)
- {}
- };
-
- mutable std::map<std::string, struct CoreMidiDeviceInfo *> _midi_devices;
- struct CoreMidiDeviceInfo * midi_device_info(std::string const) const;
-
/* processing */
float _dsp_load;
uint64_t _processed_samples;
return NULL;
}
+#ifdef USE_MIDI_PARSER
+
+ bool midi_process_byte (const uint8_t);
+
+ void midi_record_byte (uint8_t byte) {
+ if (_total_bytes < sizeof (_parser_buffer)) {
+ _parser_buffer[_total_bytes] = byte;
+ } else {
+ ++_unbuffered_bytes;
+ }
+ ++_total_bytes;
+ }
+
+ void midi_prepare_byte_event (const uint8_t byte) {
+ _parser_buffer[0] = byte;
+ _parser_bytes = 1;
+ }
+
+ bool midi_prepare_buffered_event () {
+ const bool result = _unbuffered_bytes == 0;
+ if (result) {
+ _parser_bytes = _total_bytes;
+ }
+ _total_bytes = 0;
+ _unbuffered_bytes = 0;
+ if (_status_byte >= 0xf0) {
+ _expected_bytes = 0;
+ _status_byte = 0;
+ }
+ return result;
+ }
+
+ size_t _unbuffered_bytes;
+ size_t _total_bytes;
+ size_t _expected_bytes;
+ uint8_t _status_byte;
+ uint8_t _parser_buffer[128];
+ uint8_t _parser_bytes;
+#endif
+
}; // class CoreAudioBackend
} // namespace