diff options
Diffstat (limited to 'src/jalv_internal.h')
| -rw-r--r-- | src/jalv_internal.h | 57 |
1 files changed, 41 insertions, 16 deletions
diff --git a/src/jalv_internal.h b/src/jalv_internal.h index c46a2ac..9e9b1fa 100644 --- a/src/jalv_internal.h +++ b/src/jalv_internal.h @@ -24,9 +24,6 @@ # include <unistd.h> #endif -#include <jack/jack.h> -#include <jack/ringbuffer.h> - #include "lilv/lilv.h" #include "serd/serd.h" #include "suil/suil.h" @@ -40,6 +37,7 @@ #include "lv2/lv2plug.in/ns/ext/urid/urid.h" #include "lv2/lv2plug.in/ns/ext/worker/worker.h" +#include "zix/ring.h" #include "zix/sem.h" #include "zix/thread.h" @@ -48,10 +46,18 @@ #include "lv2_evbuf.h" #include "symap.h" +#ifdef __clang__ +# define REALTIME __attribute__((annotate("realtime"))) +#else +# define REALTIME +#endif + #ifdef __cplusplus extern "C" { #endif +typedef struct JalvBackend JalvBackend; + typedef struct Jalv Jalv; enum PortFlow { @@ -69,10 +75,10 @@ enum PortType { }; struct Port { - const LilvPort* lilv_port; - enum PortType type; - enum PortFlow flow; - jack_port_t* jack_port; ///< For audio/MIDI ports, otherwise NULL + const LilvPort* lilv_port; ///< LV2 port + enum PortType type; ///< Data type + enum PortFlow flow; ///< Data flow direction + void* sys_port; ///< For audio/MIDI ports, otherwise NULL LV2_Evbuf* evbuf; ///< For MIDI ports, otherwise NULL void* widget; ///< Control widget, if applicable size_t buf_size; ///< Custom buffer size, or 0 @@ -248,8 +254,8 @@ typedef enum { typedef struct { Jalv* jalv; ///< Pointer back to Jalv - jack_ringbuffer_t* requests; ///< Requests to the worker - jack_ringbuffer_t* responses; ///< Responses from the worker + ZixRing* requests; ///< Requests to the worker + ZixRing* responses; ///< Responses from the worker void* response; ///< Worker response buffer ZixSem sem; ///< Worker semaphore ZixThread thread; ///< Worker thread @@ -271,9 +277,9 @@ struct Jalv { Sratom* ui_sratom; ///< Atom serialiser for UI thread Symap* symap; ///< URI map ZixSem symap_lock; ///< Lock for URI map - jack_client_t* jack_client; ///< Jack client - jack_ringbuffer_t* ui_events; ///< Port events from UI - jack_ringbuffer_t* plugin_events; ///< Port events from plugin + JalvBackend* backend; ///< Audio system backend + ZixRing* ui_events; ///< Port events from UI + ZixRing* plugin_events; ///< Port events from plugin void* ui_event_buf; ///< Buffer for reading UI port events JalvWorker worker; ///< Worker thread implementation JalvWorker state_worker; ///< Synchronous worker for state restore @@ -294,17 +300,17 @@ struct Jalv { void* window; ///< Window (if applicable) struct Port* ports; ///< Port array of size num_ports Controls controls; ///< Available plugin controls - uint32_t block_length; ///< Jack buffer size (block length) + uint32_t block_length; ///< Audio buffer size (block length) size_t midi_buf_size; ///< Size of MIDI port buffers uint32_t control_in; ///< Index of control input port uint32_t num_ports; ///< Size of the two following arrays: uint32_t longest_sym; ///< Longest port symbol uint32_t plugin_latency; ///< Latency reported by plugin (if any) float ui_update_hz; ///< Frequency of UI updates - jack_nframes_t sample_rate; ///< Sample rate - jack_nframes_t event_delta_t; ///< Frames since last update sent to UI + uint32_t sample_rate; ///< Sample rate + uint32_t event_delta_t; ///< Frames since last update sent to UI uint32_t midi_event_id; ///< MIDI event class ID in event context - jack_nframes_t position; ///< Transport position in frames + uint32_t position; ///< Transport position in frames float bpm; ///< Transport tempo in beats per minute bool rolling; ///< Transport speed (0=stop, 1=play) bool buf_size_set; ///< True iff buffer size callback fired @@ -317,9 +323,28 @@ struct Jalv { int jalv_init(int* argc, char*** argv, JalvOptions* opts); +JalvBackend* +jalv_backend_init(Jalv* jalv); + +void +jalv_backend_activate(Jalv* jalv); + +void +jalv_backend_deactivate(Jalv* jalv); + +void +jalv_backend_close(Jalv* jalv); + +/** Expose a port to the system (if applicable) and connect it to its buffer. */ +void +jalv_backend_activate_port(Jalv* jalv, uint32_t port_index); + void jalv_create_ports(Jalv* jalv); +void +jalv_allocate_port_buffers(Jalv* jalv); + struct Port* jalv_port_by_symbol(Jalv* jalv, const char* sym); |