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https://github.com/ZDoom/fluidsynth.git
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Expose LADSPA functions via public API
Always compile in fluid_ladspa.h and c to that the LADSPA API functions are always exposed, but use dummy functions that return failure (NULL, FLUID_FAILED or FALSE) if LADSPA isn't available.
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1863c618e8
commit
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6 changed files with 152 additions and 12 deletions
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@ -104,6 +104,7 @@ extern "C" {
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#include "fluidsynth/gen.h"
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#include "fluidsynth/voice.h"
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#include "fluidsynth/version.h"
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#include "fluidsynth/ladspa.h"
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#ifdef __cplusplus
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@ -27,6 +27,7 @@ if ( NOT MACOSX_FRAMEWORK )
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audio.h
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event.h
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gen.h
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ladspa.h
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log.h
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midi.h
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misc.h
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58
include/fluidsynth/ladspa.h
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58
include/fluidsynth/ladspa.h
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@ -0,0 +1,58 @@
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/* FluidSynth - A Software Synthesizer
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*
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* Copyright (C) 2003 Peter Hanappe and others.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA
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*/
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#ifndef _FLUIDSYNTH_LADSPA_H
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#define _FLUIDSYNTH_LADSPA_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct _fluid_ladspa_fx_t fluid_ladspa_fx_t;
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FLUIDSYNTH_API fluid_ladspa_fx_t *fluid_synth_get_ladspa_fx(fluid_synth_t *synth);
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FLUIDSYNTH_API int fluid_ladspa_is_active(fluid_ladspa_fx_t *fx);
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FLUIDSYNTH_API int fluid_ladspa_activate(fluid_ladspa_fx_t *fx);
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FLUIDSYNTH_API int fluid_ladspa_deactivate(fluid_ladspa_fx_t *fx);
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FLUIDSYNTH_API int fluid_ladspa_reset(fluid_ladspa_fx_t *fx);
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FLUIDSYNTH_API int fluid_ladspa_check(fluid_ladspa_fx_t *fx, char *err, int err_size);
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FLUIDSYNTH_API int fluid_ladspa_host_port_exists(fluid_ladspa_fx_t *fx, const char *name);
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FLUIDSYNTH_API int fluid_ladspa_add_buffer(fluid_ladspa_fx_t *fx, const char *name);
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FLUIDSYNTH_API int fluid_ladspa_buffer_exists(fluid_ladspa_fx_t *fx, const char *name);
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FLUIDSYNTH_API int fluid_ladspa_add_effect(fluid_ladspa_fx_t *fx, const char *effect_name,
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const char *lib_name, const char *plugin_name);
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FLUIDSYNTH_API int fluid_ladspa_effect_can_mix(fluid_ladspa_fx_t *fx, const char *name);
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FLUIDSYNTH_API int fluid_ladspa_effect_set_mix(fluid_ladspa_fx_t *fx, const char *name, int mix, float gain);
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FLUIDSYNTH_API int fluid_ladspa_effect_port_exists(fluid_ladspa_fx_t *fx, const char *effect_name, const char *port_name);
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FLUIDSYNTH_API int fluid_ladspa_effect_set_control(fluid_ladspa_fx_t *fx, const char *effect_name,
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const char *port_name, float val);
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FLUIDSYNTH_API int fluid_ladspa_effect_link(fluid_ladspa_fx_t *fx, const char *effect_name,
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const char *port_name, const char *name);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _FLUIDSYNTH_LADSPA_H */
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@ -98,10 +98,6 @@ if ( LIBSNDFILE_SUPPORT )
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include_directories ( ${LIBSNDFILE_INCLUDEDIR} ${LIBSNDFILE_INCLUDE_DIRS} )
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endif ( LIBSNDFILE_SUPPORT )
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if ( LADSPA_SUPPORT )
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set ( fluid_ladspa_SOURCES bindings/fluid_ladspa.c bindings/fluid_ladspa.h )
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endif ( LADSPA_SUPPORT )
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if ( MIDISHARE_SUPPORT )
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set ( fluid_midishare_SOURCES drivers/fluid_midishare.c )
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include_directories ( ${MidiShare_INCLUDE_DIRS} )
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@ -179,12 +175,15 @@ set ( libfluidsynth_SOURCES
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bindings/fluid_cmd.c
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bindings/fluid_cmd.h
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bindings/fluid_filerenderer.c
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bindings/fluid_ladspa.c
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bindings/fluid_ladspa.h
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)
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set ( public_HEADERS
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${CMAKE_SOURCE_DIR}/include/fluidsynth/audio.h
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${CMAKE_SOURCE_DIR}/include/fluidsynth/event.h
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${CMAKE_SOURCE_DIR}/include/fluidsynth/gen.h
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${CMAKE_SOURCE_DIR}/include/fluidsynth/ladspa.h
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${CMAKE_SOURCE_DIR}/include/fluidsynth/log.h
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${CMAKE_SOURCE_DIR}/include/fluidsynth/midi.h
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${CMAKE_SOURCE_DIR}/include/fluidsynth/misc.h
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@ -236,7 +235,6 @@ add_library ( libfluidsynth
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${fluid_dbus_SOURCES}
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${fluid_jack_SOURCES}
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${fluid_lash_SOURCES}
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${fluid_ladspa_SOURCES}
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${fluid_midishare_SOURCES}
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${fluid_oss_SOURCES}
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${fluid_portaudio_SOURCES}
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@ -25,10 +25,13 @@
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* Author: Marcus Weseloh
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*/
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#include "fluid_ladspa.h"
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#include "fluid_synth.h"
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#ifdef LADSPA
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#include "fluidsynth_priv.h"
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#include "fluid_ladspa.h"
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#include "fluid_sys.h"
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#include <math.h>
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#include <ladspa.h>
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@ -1665,3 +1668,88 @@ static FLUID_INLINE void copy_effect_to_host_buffers(fluid_ladspa_fx_t *fx, int
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}
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}
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#endif /* WITH_FLOAT */
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#else /* ifdef LADSPA */
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/* Dummy functions to use if LADSPA is not compiled in, to keep the
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* FluidSynth library ABI stable */
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fluid_ladspa_fx_t *fluid_synth_get_ladspa_fx(fluid_synth_t *synth)
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{
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return NULL;
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}
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int fluid_ladspa_is_active(fluid_ladspa_fx_t *fx)
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{
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return FALSE;
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}
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int fluid_ladspa_activate(fluid_ladspa_fx_t *fx)
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{
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return FLUID_FAILED;
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}
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int fluid_ladspa_deactivate(fluid_ladspa_fx_t *fx)
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{
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return FLUID_FAILED;
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}
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int fluid_ladspa_reset(fluid_ladspa_fx_t *fx)
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{
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return FLUID_FAILED;
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}
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int fluid_ladspa_check(fluid_ladspa_fx_t *fx, char *err, int err_size)
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{
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return FLUID_FAILED;
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}
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int fluid_ladspa_host_port_exists(fluid_ladspa_fx_t *fx, const char *name)
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{
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return FALSE;
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}
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int fluid_ladspa_add_buffer(fluid_ladspa_fx_t *fx, const char *name)
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{
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return FLUID_FAILED;
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}
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int fluid_ladspa_buffer_exists(fluid_ladspa_fx_t *fx, const char *name)
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{
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return FALSE;
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}
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int fluid_ladspa_add_effect(fluid_ladspa_fx_t *fx, const char *effect_name,
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const char *lib_name, const char *plugin_name)
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{
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return FLUID_FAILED;
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}
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int fluid_ladspa_effect_can_mix(fluid_ladspa_fx_t *fx, const char *name)
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{
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return FALSE;
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}
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int fluid_ladspa_effect_set_mix(fluid_ladspa_fx_t *fx, const char *name, int mix, float gain)
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{
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return FLUID_FAILED;
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}
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int fluid_ladspa_effect_port_exists(fluid_ladspa_fx_t *fx, const char *effect_name, const char *port_name)
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{
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return FALSE;
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}
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int fluid_ladspa_effect_set_control(fluid_ladspa_fx_t *fx, const char *effect_name,
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const char *port_name, float val)
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{
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return FLUID_FAILED;
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}
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int fluid_ladspa_effect_link(fluid_ladspa_fx_t *fx, const char *effect_name,
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const char *port_name, const char *name)
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{
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return FLUID_FAILED;
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}
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#endif /* ifdef LADSPA */
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@ -27,10 +27,6 @@
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#include "fluid_sys.h"
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#include "fluidsynth_priv.h"
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#ifdef LADSPA
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typedef struct _fluid_ladspa_fx_t fluid_ladspa_fx_t;
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fluid_ladspa_fx_t *new_fluid_ladspa_fx(fluid_real_t sample_rate, int buffer_size);
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void delete_fluid_ladspa_fx(fluid_ladspa_fx_t *fx);
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fluid_ladspa_fx_t *fluid_synth_get_ladspa_fx(fluid_synth_t *synth);
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int fluid_ladspa_effect_link(fluid_ladspa_fx_t *fx, const char *effect_name,
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const char *port_name, const char *name);
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#endif /* LADSPA */
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#endif /* _FLUID_LADSPA_H */
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