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fluidsynth
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fluidsynth/test/test_sfont_unloading.c

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#include "test.h"
#include "fluidsynth.h"
#include "synth/fluid_synth.h"
#include "utils/fluid_sys.h"
void wait_and_free(fluid_synth_t* synth, int id, const char* calling_func)
{
int i;
fluid_list_t *list, *list_orig;
list_orig = list = synth->fonts_to_be_unloaded;
synth->fonts_to_be_unloaded = NULL;
delete_fluid_synth(synth);
for(; list; list = fluid_list_next(list))
{
fluid_timer_t* timer = fluid_list_get(list);
FLUID_LOG(FLUID_INFO, "%s(): Start waiting for soundfont %d to unload", calling_func, id);
for(i = 0; fluid_timer_is_running(timer) && i < 5; i++)
{
/* timer still running, wait a bit */
fluid_msleep(fluid_timer_get_interval(timer));
}
// In worst case we've waited 5*timer_interval, i.e. soundfont should be really unloaded by now.
TEST_ASSERT(!fluid_timer_is_running(timer));
delete_fluid_timer(timer);
FLUID_LOG(FLUID_INFO, "%s(): End waiting for soundfont %d to unload", calling_func, id);
}
delete_fluid_list(list_orig);
}
static void test_without_rendering(fluid_settings_t* settings)
{
int id;
fluid_synth_t *synth = new_fluid_synth(settings);
TEST_ASSERT(synth != NULL);
TEST_ASSERT(fluid_is_soundfont(TEST_SOUNDFONT) == TRUE);
// load a sfont to synth
TEST_SUCCESS(id = fluid_synth_sfload(synth, TEST_SOUNDFONT, 1));
// one sfont loaded
TEST_ASSERT(fluid_synth_sfcount(synth) == 1);
TEST_SUCCESS(fluid_synth_noteon(synth, 0, 60, 127));
TEST_SUCCESS(fluid_synth_sfunload(synth, id, 1));
TEST_SUCCESS(fluid_synth_noteoff(synth, 0, 60));
// there must be one font scheduled for lazy unloading
TEST_ASSERT(synth->fonts_to_be_unloaded != NULL);
wait_and_free(synth, id, __func__);
}
// this should work fine after applying JJCs fix a4ac56502fec5f0c20a60187d965c94ba1dc81c2
static void test_after_polyphony_exceeded(fluid_settings_t* settings)
{
int id;
fluid_synth_t *synth = new_fluid_synth(settings);
TEST_ASSERT(synth != NULL);
TEST_ASSERT(fluid_is_soundfont(TEST_SOUNDFONT) == TRUE);
// load a sfont to synth
TEST_SUCCESS(id = fluid_synth_sfload(synth, TEST_SOUNDFONT, 1));
// one sfont loaded
TEST_ASSERT(fluid_synth_sfcount(synth) == 1);
TEST_SUCCESS(fluid_synth_noteon(synth, 0, 60, 127));
FLUID_LOG(FLUID_INFO, "test_after_polyphony_exceeded(): note on C4, voice count=%d",
fluid_synth_get_active_voice_count(synth));
// need to render a bit to make synth->ticks_since_start advance, to make the previous voice "killable"
TEST_SUCCESS(fluid_synth_process(synth, 2048, 0, NULL, 0, NULL));
// polyphony exceeded - killing the killable voice from above
TEST_SUCCESS(fluid_synth_noteon(synth, 0, 61, 127));
// need to render again, to make the synth thread assign rvoice->dsp.sample, so that sample_unref() later really unrefs
TEST_SUCCESS(fluid_synth_process(synth, 2048, 0, NULL, 0, NULL));
FLUID_LOG(FLUID_INFO, "test_after_polyphony_exceeded(): note on C#4, voice count=%d",
fluid_synth_get_active_voice_count(synth));
FLUID_LOG(FLUID_INFO, "test_after_polyphony_exceeded(): unload sounfont");
TEST_SUCCESS(fluid_synth_sfunload(synth, id, 1));
TEST_SUCCESS(fluid_synth_noteoff(synth, 0, 61));
// need to render yet again, to make the synth thread release the rvoice so it can be reclaimed by
// fluid_synth_check_finished_voices()
// need to render may more samples this time, so the voice makes it pass the release phase...
TEST_SUCCESS(fluid_synth_process(synth, 204800, 0, NULL, 0, NULL));
// make any API call to execute fluid_synth_check_finished_voices()
FLUID_LOG(FLUID_INFO, "test_after_polyphony_exceeded(): note off C#4, voice count=%d",
fluid_synth_get_active_voice_count(synth));
// there must be one font scheduled for lazy unloading
TEST_ASSERT(synth->fonts_to_be_unloaded != NULL);
wait_and_free(synth, id, __func__);
}
static void test_default_polyphony(fluid_settings_t* settings, int with_rendering)
{
enum { BUFSIZE = 128 };
fluid_voice_t* buf[BUFSIZE];
int id;
fluid_synth_t *synth = new_fluid_synth(settings);
TEST_ASSERT(synth != NULL);
TEST_ASSERT(fluid_is_soundfont(TEST_SOUNDFONT) == TRUE);
// load a sfont to synth
TEST_SUCCESS(id = fluid_synth_sfload(synth, TEST_SOUNDFONT, 1));
// one sfont loaded
TEST_ASSERT(fluid_synth_sfcount(synth) == 1);
TEST_SUCCESS(fluid_synth_noteon(synth, 0, 60, 127));
if(with_rendering)
{
TEST_SUCCESS(fluid_synth_process(synth, fluid_synth_get_internal_bufsize(synth), 0, NULL, 0, NULL));
}
TEST_SUCCESS(fluid_synth_noteon(synth, 0, 61, 127));
fluid_synth_get_voicelist(synth, buf, BUFSIZE, -1);
TEST_ASSERT(fluid_synth_get_active_voice_count(synth) == 4);
if(with_rendering)
{
// make the synth thread assign rvoice->dsp.sample
TEST_SUCCESS(fluid_synth_process(synth, 2 * fluid_synth_get_internal_bufsize(synth), 0, NULL, 0, NULL));
TEST_ASSERT(fluid_synth_get_active_voice_count(synth) == 4);
}
TEST_ASSERT(synth->fonts_to_be_unloaded == NULL);
TEST_SUCCESS(fluid_synth_sfunload(synth, id, 1));
// now, there must be one font scheduled for lazy unloading
TEST_ASSERT(synth->fonts_to_be_unloaded != NULL);
TEST_ASSERT(fluid_timer_is_running(fluid_list_get(synth->fonts_to_be_unloaded)));
// noteoff the second note and render something
TEST_SUCCESS(fluid_synth_noteoff(synth, 0, 61));
if(with_rendering)
{
TEST_SUCCESS(fluid_synth_process(synth, fluid_synth_get_internal_bufsize(synth), 0, NULL, 0, NULL));
}
// still 4 because key 61 is playing in release phase now
TEST_ASSERT(fluid_synth_get_active_voice_count(synth) == 4);
// must be still running
TEST_ASSERT(synth->fonts_to_be_unloaded != NULL);
TEST_ASSERT(fluid_timer_is_running(fluid_list_get(synth->fonts_to_be_unloaded)));
// noteoff the first note and render something
TEST_SUCCESS(fluid_synth_noteoff(synth, 0, 60));
if(with_rendering)
{
TEST_SUCCESS(fluid_synth_process(synth, fluid_synth_get_internal_bufsize(synth), 0, NULL, 0, NULL));
}
// still 4 because keys 60 + 61 are playing in release phase now
TEST_ASSERT(fluid_synth_get_active_voice_count(synth) == 4);
// must be still running
TEST_ASSERT(synth->fonts_to_be_unloaded != NULL);
TEST_ASSERT(fluid_timer_is_running(fluid_list_get(synth->fonts_to_be_unloaded)));
if(with_rendering)
{
// render enough, to make the synth thread release the rvoice so it can be reclaimed by
// fluid_synth_check_finished_voices()
TEST_SUCCESS(fluid_synth_process(synth, 2048000, 0, NULL, 0, NULL));
// this API call should reclaim the rvoices and call fluid_voice_stop()
TEST_ASSERT(fluid_synth_get_active_voice_count(synth) == 0);
}
TEST_ASSERT(synth->fonts_to_be_unloaded != NULL);
if(with_rendering)
{
// We want to see that the timer thread unloads the soundfont before we call delete_fluid_synth().
// Wait to give the timer thread a chance to unload and finish.
fluid_msleep(10 * fluid_timer_get_interval(fluid_list_get(synth->fonts_to_be_unloaded)));
TEST_ASSERT(!fluid_timer_is_running(fluid_list_get(synth->fonts_to_be_unloaded)));
}
else
{
TEST_ASSERT(fluid_timer_is_running(fluid_list_get(synth->fonts_to_be_unloaded)));
}
wait_and_free(synth, id, __func__);
}
// this tests the soundfont loading API of the synth.
// might be expanded to test the soundfont loader as well...
int main(void)
{
fluid_settings_t *settings = new_fluid_settings();
TEST_ASSERT(settings != NULL);
FLUID_LOG(FLUID_INFO, "Begin test_default_polyphony() with rendering");
test_default_polyphony(settings, TRUE);
FLUID_LOG(FLUID_INFO, "End test_default_polyphony()\n");
FLUID_LOG(FLUID_INFO, "Begin test_default_polyphony() without rendering");
test_default_polyphony(settings, FALSE);
FLUID_LOG(FLUID_INFO, "End test_default_polyphony()\n");
fluid_settings_setint(settings, "synth.polyphony", 2);
FLUID_LOG(FLUID_INFO, "Begin test_after_polyphony_exceeded()");
test_after_polyphony_exceeded(settings);
FLUID_LOG(FLUID_INFO, "End test_after_polyphony_exceeded()\n");
FLUID_LOG(FLUID_INFO, "Begin test_without_rendering()");
test_without_rendering(settings);
FLUID_LOG(FLUID_INFO, "End test_without_rendering()");
delete_fluid_settings(settings);
return EXIT_SUCCESS;
}
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