add a raw CoreMidi data debug mode

[ardour.git] / libs / backends / coreaudio / coreaudio_backend.h

diff --git a/libs/backends/coreaudio/coreaudio_backend.h b/libs/backends/coreaudio/coreaudio_backend.h
index 3bd2f6b0551254e93e3a5b2a919669ad36a7f41b..0d598f586a5b2e3247b45fcf4957ce80d3397230 100644 (file)
--- a/libs/backends/coreaudio/coreaudio_backend.h
+++ b/libs/backends/coreaudio/coreaudio_backend.h
@@ -165,7 +165,11 @@ class CoreAudioBackend : public AudioBackend {
                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;
@@ -175,6 +179,8 @@ class CoreAudioBackend : public AudioBackend {
                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);
@@ -182,13 +188,15 @@ class CoreAudioBackend : public AudioBackend {
                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;
@@ -196,8 +204,8 @@ class CoreAudioBackend : public AudioBackend {
                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 */}
 
@@ -210,9 +218,15 @@ class CoreAudioBackend : public AudioBackend {
                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(uint32_t, uint64_t);
@@ -330,10 +344,13 @@ class CoreAudioBackend : public AudioBackend {
                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 */
@@ -350,21 +367,6 @@ class CoreAudioBackend : public AudioBackend {
                /* 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;
@@ -443,6 +445,46 @@ class CoreAudioBackend : public AudioBackend {
                        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