if (samples_made - samples_done > samples_block*2) {
// lprintf("signal, %i/%i\n", samples_done, samples_made);
ret = sceKernelSignalSema(sound_sem, 1);
if (samples_made - samples_done > samples_block*2) {
// lprintf("signal, %i/%i\n", samples_done, samples_made);
ret = sceKernelSignalSema(sound_sem, 1);