Import libfluidsynth into the Ardour codebase

1 files changed, 64 insertions, 0 deletions

diff --git a/libs/fluidsynth/fluidsynth/voice.h b/libs/fluidsynth/fluidsynth/voice.h
new file mode 100644
index 0000000000..fe7ad8c1ab
--- /dev/null
+++ b/libs/fluidsynth/fluidsynth/voice.h
@@ -0,0 +1,64 @@
+/* FluidSynth - A Software Synthesizer
+ *
+ * Copyright (C) 2003  Peter Hanappe and others.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public License
+ * as published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *  
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the Free
+ * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA
+ */
+
+#ifndef _FLUIDSYNTH_VOICE_H
+#define _FLUIDSYNTH_VOICE_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @file voice.h
+ * @brief Synthesis voice manipulation functions.
+ *
+ * The interface to the synthesizer's voices.
+ * Examples on using them can be found in fluid_defsfont.c.
+ * Most of these functions should only be called from within synthesis context,
+ * such as the SoundFont loader's noteon method.
+ */
+
+
+FLUIDSYNTH_API void fluid_voice_update_param(fluid_voice_t* voice, int gen); 
+
+/**
+ * Enum used with fluid_voice_add_mod() to specify how to handle duplicate modulators.
+ */
+enum fluid_voice_add_mod {
+  FLUID_VOICE_OVERWRITE,        /**< Overwrite any existing matching modulator */
+  FLUID_VOICE_ADD,              /**< Add (sum) modulator amounts */
+  FLUID_VOICE_DEFAULT           /**< For default modulators only, no need to check for duplicates */
+};
+
+FLUIDSYNTH_API void fluid_voice_add_mod(fluid_voice_t* voice, fluid_mod_t* mod, int mode);
+FLUIDSYNTH_API void fluid_voice_gen_set(fluid_voice_t* voice, int gen, float val);
+FLUIDSYNTH_API float fluid_voice_gen_get(fluid_voice_t* voice, int gen);
+FLUIDSYNTH_API void fluid_voice_gen_incr(fluid_voice_t* voice, int gen, float val);
+
+FLUIDSYNTH_API unsigned int fluid_voice_get_id(fluid_voice_t* voice);
+FLUIDSYNTH_API int fluid_voice_is_playing(fluid_voice_t* voice);
+FLUIDSYNTH_API int fluid_voice_optimize_sample(fluid_sample_t* s);       
+    
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* _FLUIDSYNTH_VOICE_H */
+