ags_vst_iaudio_processor.h

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/* GSequencer - Advanced GTK Sequencer
 * Copyright (C) 2005-2021 Joël Krähemann
 *
 * This file is part of GSequencer.
 *
 * GSequencer is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * GSequencer 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with GSequencer.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef __AGS_VST_IAUDIO_PROCESSOR_H__
#define __AGS_VST_IAUDIO_PROCESSOR_H__
 
#include <glib.h>
 
#include <ags/vst3-capi/pluginterfaces/vst/ags_vst_icomponent.h>
#include <ags/vst3-capi/pluginterfaces/vst/ags_vst_speaker.h>
#include <ags/vst3-capi/pluginterfaces/vst/ags_vst_ievents.h>
#include <ags/vst3-capi/pluginterfaces/vst/ags_vst_iparameter_changes.h>
 
#define AGS_VST_KAUDIO_EFFECT_CLASS "Audio Module Class"
 
#ifdef __cplusplus
extern "C" {
#endif
 
  typedef struct ProcessSetup AgsVstProcessSetup;
  typedef struct AudioBusBuffers AgsVstAudioBusBuffers;
  typedef struct ProcessData AgsVstProcessData;
  
  typedef struct IAudioProcessor AgsVstIAudioProcessor;
 
  typedef struct IAudioPresentationLatency AgsVstIAudioPresentationLatency;
 
  typedef struct IProcessContextRequirements AgsVstIProcessContextRequirements;
      
  extern const AgsVstCString ags_vst_kfx_analyzer;
  extern const AgsVstCString ags_vst_kfx_delay;
  extern const AgsVstCString ags_vst_kfx_distortion;
  extern const AgsVstCString ags_vst_kfx_dynamics;
  extern const AgsVstCString ags_vst_kfx_eq;
  extern const AgsVstCString ags_vst_kfx_filter;
  extern const AgsVstCString ags_vst_kfx;
  extern const AgsVstCString ags_vst_kfx_instrument;
  extern const AgsVstCString ags_vst_kfx_instrument_external;
  extern const AgsVstCString ags_vst_kfx_spatial;
  extern const AgsVstCString ags_vst_kfx_generator;
  extern const AgsVstCString ags_vst_kfx_mastering;
  extern const AgsVstCString ags_vst_kfx_modulation;
  extern const AgsVstCString ags_vst_kfx_pitch_shift;
  extern const AgsVstCString ags_vst_kfx_restoration;
  extern const AgsVstCString ags_vst_kfx_reverb;
  extern const AgsVstCString ags_vst_kfx_surround;
  extern const AgsVstCString ags_vst_kfx_tools;
  extern const AgsVstCString ags_vst_kfx_network;
  extern const AgsVstCString ags_vst_kinstrument;
  extern const AgsVstCString ags_vst_kinstrument_drum;
  extern const AgsVstCString ags_vst_kinstrument_external;
  extern const AgsVstCString ags_vst_kinstrument_piano;
  extern const AgsVstCString ags_vst_kinstrument_sampler;
  extern const AgsVstCString ags_vst_kinstrument_synth;
  extern const AgsVstCString ags_vst_kinstrument_synth_sampler;
  extern const AgsVstCString ags_vst_kspatial;
  extern const AgsVstCString ags_vst_kspatial_fx;
  extern const AgsVstCString ags_vst_konly_real_time;
  extern const AgsVstCString ags_vst_konly_offline_process;
  extern const AgsVstCString ags_vst_konly_ara;
  
  extern const AgsVstCString ags_vst_kno_offline_process;
  extern const AgsVstCString ags_vst_kup_down_mix;
  extern const AgsVstCString ags_vst_kanalyzer;
  extern const AgsVstCString ags_vst_kambisonics;
 
  extern const AgsVstCString ags_vst_kmono;
  extern const AgsVstCString ags_vst_kstereo;
  extern const AgsVstCString ags_vst_ksurround;
 
  typedef enum{
    AGS_VST_KDISTRIBUTABLE           = 1,
    AGS_VST_KSIMPLE_MODE_SUPPORTED   = 1 <<  1,
  }AgsVstComponentFlags;
  typedef enum {…};
 
  typedef enum{
    AGS_VST_KSAMPLE32,
    AGS_VST_KSAMPLE64,
  }AgsVstSymbolicSampleSizes;
  typedef enum {…};
 
  typedef enum{
    AGS_VST_KREALTIME,
    AGS_VST_KPREFETCH,
    AGS_VST_KOFFLINE,
  }AgsVstProcessModes;
  typedef enum {…};
 
  typedef enum
  {
    AGS_VST_KNEED_SYSTEM_TIME                  = 1,
    AGS_VST_KNEED_CONTINOUS_TIME_SAMPLES       = 1 <<  1,
    AGS_VST_KNEED_PROJECT_TIME_MUSIC           = 1 <<  2,
    AGS_VST_KNEED_BAR_POSITION_MUSIC           = 1 <<  3,
    AGS_VST_KNEED_CYCLE_MUSIC                  = 1 <<  4,
    AGS_VST_KNEED_SAMPLES_TO_NEXT_CLOCK        = 1 <<  5,
    AGS_VST_KNEED_TEMPO                        = 1 <<  6,
    AGS_VST_KNEED_TIME_SIGNATURE               = 1 <<  7, 
    AGS_VST_KNEED_CHORD                        = 1 <<  8,
    AGS_VST_KNEED_FRAME_RATE                   = 1 <<  9,
    AGS_VST_KNEED_TRANSPORT_STATE              = 1 << 10,
  }AgsVstIProcessContextRequirementsFlags;
  typedef enum {…};
 
  AgsVstProcessSetup* ags_vst_process_setup_alloc();
 
  void ags_vst_process_setup_set_process_mode(AgsVstProcessSetup *setup,
                          gint32 process_mode);
 
  void ags_vst_process_setup_set_symbolic_sample_size(AgsVstProcessSetup *setup,
                              gint32 symbolic_sample_size);
  
  void ags_vst_process_setup_set_max_samples_per_block(AgsVstProcessSetup *setup,
                               gint32 max_samples_per_block);
 
  void ags_vst_process_setup_set_samplerate(AgsVstProcessSetup *setup,
                        gdouble samplerate);
 
  AgsVstAudioBusBuffers* ags_vst_audio_bus_buffers_alloc();
 
  void ags_vst_audio_bus_buffers_set_num_channels(AgsVstAudioBusBuffers *buffers,
                          gint32 num_channels);
  
  void ags_vst_audio_bus_buffers_set_silence_flags(AgsVstAudioBusBuffers *buffers,
                           guint64 silence_flags);
  
  void ags_vst_audio_bus_buffers_set_samples32(AgsVstAudioBusBuffers *buffers,
                           gfloat **channel_buffers);
  
  void ags_vst_audio_bus_buffers_set_samples64(AgsVstAudioBusBuffers *buffers,
                           gdouble **channel_buffers);
 
  AgsVstProcessData* ags_vst_process_data_alloc();
 
  void ags_vst_process_data_set_process_mode(AgsVstProcessData *data,
                         gint32 process_mode);
 
  void ags_vst_process_data_set_symbolic_sample_size(AgsVstProcessData *data,
                             gint32 symbolic_sample_size);
  
  void ags_vst_process_data_set_num_samples(AgsVstProcessData *data,
                        gint32 num_samples);
  
  void ags_vst_process_data_set_num_inputs(AgsVstProcessData *data,
                       gint32 num_inputs);
  
  void ags_vst_process_data_set_num_outputs(AgsVstProcessData *data,
                        gint32 num_outputs);
 
  void ags_vst_process_data_set_inputs(AgsVstProcessData *data,
                       AgsVstAudioBusBuffers *buffers);
  
  void ags_vst_process_data_set_outputs(AgsVstProcessData *data,
                    AgsVstAudioBusBuffers *buffers);
  
  void ags_vst_process_data_set_input_iparameter_changes(AgsVstProcessData *data,
                             AgsVstIParameterChanges *iparameter_changes);
 
  void ags_vst_process_data_set_ouput_iparameter_changes(AgsVstProcessData *data,
                             AgsVstIParameterChanges *iparameter_changes);
 
  void ags_vst_process_data_set_input_events(AgsVstProcessData *data,
                         AgsVstIEventList *events);
 
  void ags_vst_process_data_set_output_events(AgsVstProcessData *data,
                          AgsVstIEventList *events);
 
  void ags_vst_process_data_set_process_context(AgsVstProcessData *data,
                        AgsVstProcessContext *context);
  
  const AgsVstTUID* ags_vst_iaudio_processor_get_iid();
 
  AgsVstTResult ags_vst_iaudio_processor_set_bus_arrangements(AgsVstIAudioProcessor *iaudio_processor,
                                  AgsVstSpeakerArrangement *inputs, gint32 num_ins,
                                  AgsVstSpeakerArrangement *outputs, gint32 num_outs);
 
  AgsVstTResult ags_vst_iaudio_processor_get_bus_arrangement(AgsVstIAudioProcessor *iaudio_processor,
                                 AgsVstBusDirection dir, gint32 index,
                                 AgsVstSpeakerArrangement *arr);
  
  AgsVstTResult ags_vst_iaudio_processor_can_process_sample_size(AgsVstIAudioProcessor *iaudio_processor,
                                 gint32 symbolic_sample_size);
 
  guint32 ags_vst_iaudio_processor_get_latency_samples(AgsVstIAudioProcessor *iaudio_processor);
 
  AgsVstTResult ags_vst_iaudio_processor_setup_processing(AgsVstIAudioProcessor *iaudio_processor,
                              AgsVstProcessSetup *setup);
 
  AgsVstTResult ags_vst_iaudio_processor_set_processing(AgsVstIAudioProcessor *iaudio_processor,
                            gboolean state);
 
  AgsVstTResult ags_vst_iaudio_processor_process(AgsVstIAudioProcessor *iaudio_processor,
                         AgsVstProcessData *data);
  
  guint32 ags_vst_iaudio_processor_get_tail_samples(AgsVstIAudioProcessor *iaudio_processor);
 
  const AgsVstTUID* ags_vst_iaudio_presentation_latency_get_iid();
 
  AgsVstTResult ags_vst_iaudio_presentation_latency_set_audio_presentation_latency_samples(AgsVstIAudioPresentationLatency *iaudio_presentation_latency,
                                               AgsVstBusDirection dir, gint32 bus_index,
                                               guint32 latency_in_samples);
 
  const AgsVstTUID* ags_vst_iprocess_context_requirements_get_iid();
  
  guint32 ags_vst_iprocess_context_requirements_get_process_context_requirements(AgsVstIProcessContextRequirements *iprocess_context_requirements);  
  
#ifdef __cplusplus
}
#endif
 
#endif /*__AGS_VST_IAUDIO_PROCESSOR_H__*/