Added an example of how to use FluidSynth

fluidsynth/doc/example.c

@@ -0,0 +1,77 @@
+/*
+
+  An example of how to use FluidSynth.
+
+  To compile it on Linux:
+  $ gcc -o example example.c `pkg-config fluidsynth --libs`
+
+  To compile it on Windows:
+    ...    
+
+
+  Author: Peter Hanappe.
+  This code is in the public domain. Use it as you like.
+
+*/
+
+#include <fluidsynth.h>
+
+#if defined(WIN32)
+#include <windows.h>
+#define sleep(_t) Sleep(_t * 1000)
+#else
+#include <stdlib.h>
+#endif
+
+int main(int argc, char** argv)
+{
+  fluid_settings_t* settings;
+  fluid_synth_t* synth;
+  fluid_audio_driver_t* adriver;
+  int sfont_id;
+  int i, key;
+
+  /* Create the settings. */
+  settings = new_fluid_settings();
+
+  /* Change the settings if necessary*/
+
+  /* Create the synthesizer. */
+  synth = new_fluid_synth(settings);
+
+  /* Create the audio driver. The synthesizer starts playing as soon
+     as the driver is created. */
+  adriver = new_fluid_audio_driver(settings, synth);
+
+  /* Load a SoundFont*/
+  sfont_id = fluid_synth_sfload(synth, "example.sf2", 0);
+
+  /* Select bank 0 and preset 0 in the SoundFont we just loaded on
+     channel 0 */
+  fluid_synth_program_select(synth, 0, sfont_id, 0, 0); 
+
+  /* Initialze the random number generator */
+  srand(getpid());
+
+  for (i = 0; i < 12; i++) {
+
+    /* Generate a random key */
+    key = 60 + (int) (12.0f * rand() / (float) RAND_MAX);
+
+    /* Play a note */
+    fluid_synth_noteon(synth, 0, key, 80);
+
+    /* Sleep for 1 second */
+    sleep(1);
+
+    /* Stop the note */
+    fluid_synth_noteoff(synth, 0, key);
+  }
+
+  /* Clean up */
+  delete_fluid_audio_driver(adriver);
+  delete_fluid_synth(synth);
+  delete_fluid_settings(settings);
+
+  return 0;
+}