API Reference

Reference of the FluidSynth API separated into functional groups.

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▼Audio Output	Managing audio drivers and file renderers
▼Audio Driver	Managing audio drivers
File Renderer	Managing file renderers and triggering the rendering
▼Command Interface	Control and configuration interface
▼Command Handler	Handles text commands and reading of configuration files
▼Command Shell	Interactive shell to control and configure a synthesizer instance
Command Server	TCP socket server for a command handler
Logging	Logging interface
▼MIDI Input	MIDI Input Subsystem
▼MIDI Events	Create, modify, query and delete MIDI events
▼MIDI Router	Rule based transformation and filtering of MIDI events
▼MIDI Driver	Managing MIDI drivers
MIDI File Player	Parse standard MIDI files and emit MIDI events
▼MIDI Sequencer	MIDI event sequencer
Sequencer Events	Create, modify, query and destroy sequencer events
Miscellaneous	Miscellaneous utility functions and defines
Settings	Settings management
▼SoundFonts	SoundFont related functions
SoundFont Generators	Functions and defines for SoundFont generator effects
SoundFont Loader	Create custom SoundFont loaders
SoundFont Modulators	SoundFont modulator functions and constants
Voice Manipulation	Synthesis voice manipulation functions
▼Synthesizer	SoundFont synthesizer
Effect - LADSPA	Configuring the LADSPA effects unit
▼MIDI Channel Messages	The MIDI channel message functions are mostly directly named after their counterpart MIDI messages
▼Synthesis Voice Control	Low-level access to synthesis voices
▼SoundFont Management	Load and unload SoundFonts
▼Effect - Reverb	Configuring the built-in reverb effect
▼Effect - Chorus	Configuring the built-in chorus effect
▼Synthesis Parameters	Control and query synthesis parameters like gain and polyphony count
▼MIDI Tuning	The functions in this section implement the MIDI Tuning Standard interface
▼Audio Rendering	The functions in this section can be used to render audio directly to memory buffers
▼Effect - IIR Filter	Configuring the built-in IIR filter effect
MIDI Channel Setup	The functions in this section provide interfaces to change the channel type and to configure basic channels, legato and portamento setups
Types	Type declarations