Cleanly separate audio thread from the rest of the application

1 files changed, 65 insertions, 5 deletions

diff --git a/src/process_setup.h b/src/process_setup.h
index 07a76c2..8c99312 100644
--- a/src/process_setup.h
+++ b/src/process_setup.h
@@ -5,18 +5,78 @@
 #define JALV_PROCESS_SETUP_H
 
 #include "attributes.h"
-#include "types.h"
+#include "mapper.h"
+#include "nodes.h"
+#include "process.h"
+#include "settings.h"
+#include "urids.h"
+
+#include <lilv/lilv.h>
+
+#include <stdint.h>
 
 // Code for setting up the realtime process thread (but that isn't used in it)
 JALV_BEGIN_DECLS
 
-/// Allocate appropriately-sized port buffers and connect the plugin to them
+/**
+   Initialize process thread and allocate necessary structures.
+
+   This only initializes the state structure, it doesn't create any threads or
+   start plugin execution.
+*/
+int
+jalv_process_init(JalvProcess*     proc,
+                  const JalvURIDs* urids,
+                  JalvMapper*      mapper,
+                  uint32_t         update_frames);
+
+/**
+   Clean up process thread.
+
+   This frees everything allocated by jalv_process_init() and
+   jalv_process_activate().
+*/
 void
-jalv_allocate_port_buffers(Jalv* jalv);
+jalv_process_cleanup(JalvProcess* proc);
+
+/**
+   Allocate necessary buffers, connect the plugin to them, and prepare to run.
+
+   @param proc Process thread state.
+   @param urids Application vocabulary.
+   @param instance Plugin instance to run.
+   @param settings Process thread settings.
+*/
+void
+jalv_process_activate(JalvProcess*        proc,
+                      const JalvURIDs*    urids,
+                      LilvInstance*       instance,
+                      const JalvSettings* settings);
+
+/**
+   Clean up after jalv_process_activate() and disconnect plugin.
+
+   @param proc Process thread state.
+*/
+void
+jalv_process_deactivate(JalvProcess* proc);
+
+/**
+   Initialize the process thread state for a port.
+
+   @return Zero on success.
+*/
+int
+jalv_process_port_init(JalvProcessPort*  port,
+                       const JalvNodes*  nodes,
+                       const LilvPlugin* lilv_plugin,
+                       const LilvPort*   lilv_port);
 
-/// Clean up memory allocated by jalv_process_activate() and disconnect plugin
+/**
+   Free memory allocated by jalv_setup_init_port().
+*/
 void
-jalv_free_port_buffers(Jalv* jalv);
+jalv_process_port_cleanup(JalvProcessPort* port);
 
 JALV_END_DECLS