mirror of
https://github.com/ZDoom/fluidsynth.git
synced 2024-11-30 16:01:51 +00:00
83 lines
1.7 KiB
C
83 lines
1.7 KiB
C
/*
|
|
|
|
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>
|
|
#include <unistd.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 and reset presets (so that new instruments
|
|
* get used from the SoundFont) */
|
|
sfont_id = fluid_synth_sfload(synth, "example.sf2", 1);
|
|
|
|
if(sfont_id == FLUID_FAILED)
|
|
{
|
|
puts("Loading the SoundFont failed!");
|
|
goto err;
|
|
}
|
|
|
|
/* Initialize 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);
|
|
}
|
|
|
|
err:
|
|
/* Clean up */
|
|
delete_fluid_audio_driver(adriver);
|
|
delete_fluid_synth(synth);
|
|
delete_fluid_settings(settings);
|
|
|
|
return 0;
|
|
}
|