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Fix several flaws in example.c

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This commit is contained in:
derselbst 2022-05-28 22:28:09 +02:00
parent 7ede2382d3
commit a293761e44
1 changed files with 26 additions and 11 deletions
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37
doc/examples/example.c
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@ -28,31 +28,47 @@
int main(int argc, char **argv)
{
fluid_settings_t *settings;
fluid_synth_t *synth;
fluid_audio_driver_t *adriver;
fluid_settings_t *settings = NULL;
fluid_synth_t *synth = NULL;
fluid_audio_driver_t *adriver = NULL;
int sfont_id;
int i, key;
/* Create the settings. */
settings = new_fluid_settings();
if(settings == NULL)
{
puts("Failed to create the settings!");
goto err;
}
/* Change the settings if necessary*/
/* Create the synthesizer. */
synth = new_fluid_synth(settings);
if(synth == NULL)
{
puts("Failed to create the synth!");
goto err;
}
/* Load a SoundFont and reset presets (so that new instruments
* get used from the SoundFont)
* Depending on the size of the SoundFont, this will take some time to complete...
*/
sfont_id = fluid_synth_sfload(synth, "example.sf2", 1);
if(sfont_id == FLUID_FAILED)
{
puts("Loading the SoundFont failed!");
goto err;
}
/* 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)
if(adriver == NULL)
{
puts("Loading the SoundFont failed!");
puts("Failed to create the audio driver!");
goto err;
}
@ -61,7 +77,6 @@ int main(int argc, char **argv)
for(i = 0; i < 12; i++)
{
/* Generate a random key */
key = 60 + (int)(12.0f * rand() / (float) RAND_MAX);