fix crash when copy'ing latent plugins

[ardour.git] / libs / backends / alsa / alsa_sequencer.h

diff --git a/libs/backends/alsa/alsa_sequencer.h b/libs/backends/alsa/alsa_sequencer.h
index c70870fd8ad27d21fd681a1ca88ad9d44102b1d4..2c27778c97b5e02b2141d7f8c08172f2bb4308ac 100644 (file)
--- a/libs/backends/alsa/alsa_sequencer.h
+++ b/libs/backends/alsa/alsa_sequencer.h
@@ -27,76 +27,36 @@
 
 #include "pbd/ringbuffer.h"
 #include "ardour/types.h"
+#include "alsa_midi.h"
 
 namespace ARDOUR {
 
-class AlsaSeqMidiIO {
+class AlsaSeqMidiIO : virtual public AlsaMidiIO {
 public:
-       AlsaSeqMidiIO (const char *port_name, const bool input);
+       AlsaSeqMidiIO (const std::string &name, const char *port_name, const bool input);
        virtual ~AlsaSeqMidiIO ();
 
-       int state (void) const { return _state; }
-       int start ();
-       int stop ();
-
-       void setup_timing (const size_t samples_per_period, const float samplerate);
-       void sync_time(uint64_t);
-
-       virtual void* main_process_thread () = 0;
-
 protected:
-       pthread_t _main_thread;
-       pthread_mutex_t _notify_mutex;
-       pthread_cond_t _notify_ready;
-
-       int  _state;
-       bool  _running;
-
        snd_seq_t *_seq;
-       //snd_seq_addr_t _port;
        int _port;
 
-       int _npfds;
-       struct pollfd *_pfds;
-
-       double _sample_length_us;
-       double _period_length_us;
-       size_t _samples_per_period;
-       uint64_t _clock_monotonic;
-
-       struct MidiEventHeader {
-               uint64_t time;
-               size_t size;
-               MidiEventHeader(const uint64_t t, const size_t s)
-                       : time(t)
-                       , size(s) {}
-       };
-
-       RingBuffer<uint8_t>* _rb;
-
 private:
        void init (const char *device_name, const bool input);
 };
 
-class AlsaSeqMidiOut : public AlsaSeqMidiIO
+class AlsaSeqMidiOut : public AlsaSeqMidiIO, public AlsaMidiOut
 {
 public:
-       AlsaSeqMidiOut (const char *port_name);
-
+       AlsaSeqMidiOut (const std::string &name, const char *port_name);
        void* main_process_thread ();
-       int send_event (const pframes_t, const uint8_t *, const size_t);
 };
 
-class AlsaSeqMidiIn : public AlsaSeqMidiIO
+class AlsaSeqMidiIn : public AlsaSeqMidiIO, public AlsaMidiIn
 {
 public:
-       AlsaSeqMidiIn (const char *port_name);
+       AlsaSeqMidiIn (const std::string &name, const char *port_name);
 
        void* main_process_thread ();
-       size_t recv_event (pframes_t &, uint8_t *, size_t &);
-
-private:
-       int queue_event (const uint64_t, const uint8_t *, const size_t);
 };
 
 } // namespace