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ps2, fix some audio related bugs

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This commit is contained in:
kub 2024-03-02 10:34:04 +01:00
parent d128474f6f
commit 2a87da47c0
1 changed files with 5 additions and 7 deletions
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12
platform/ps2/emu.c
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@ -83,7 +83,7 @@ static uint8_t vsync; /* 0 (Disabled), 1 (Enabled), 2 (Dynamic) */
static short __attribute__((aligned(4))) sndBuffer[SOUND_BUFFER_CHUNK*SOUND_BLOCK_COUNT];
static short __attribute__((aligned(4))) nulBuffer[SOUND_BUFFER_CHUNK];
static short *snd_playptr = NULL, *sndBuffer_endptr = NULL;
static short *snd_playptr, *sndBuffer_endptr;
static int samples_made, samples_done, samples_block;
static int sound_thread_exit = 0, sound_stopped = 1;
@ -112,9 +112,9 @@ static int mp3_init(void) { return 0; }
static void writeSound(int len)
{
int ret, l;
int l;
if (samples_made - samples_done <= samples_block * (SOUND_BLOCK_COUNT-3)) {
if (samples_made - samples_done < samples_block * (SOUND_BLOCK_COUNT-2) - 4) {
samples_made += len / 2;
PicoIn.sndOut += len / 2;
} else
@ -168,7 +168,7 @@ static int sound_thread(void *argp)
// compute sample chunk size
int buflen = sndEnd - snd_playptr;
if (sndOut > snd_playptr)
if (sndOut >= snd_playptr)
buflen = sndOut - snd_playptr;
if (buflen > samples_made - samples_done)
buflen = samples_made - samples_done;
@ -268,14 +268,12 @@ void pemu_sound_start(void) {
ret = WaitSema(sound_mutex);
if (ret < 0) lprintf("WaitSema mutex failed (%d)\n", ret);
if (PicoIn.sndRate > 52000 && PicoIn.sndRate < 54000)
PicoIn.sndRate = YM2612_NATIVE_RATE();
ret = POPT_EN_FM|POPT_EN_PSG|POPT_EN_STEREO;
if (PicoIn.sndRate != PsndRate_old || (PicoIn.opt&ret) != (PicoOpt_old&ret) || Pico.m.pal != pal_old) {
PsndRerate(Pico.m.frame_count ? 1 : 0);
}
stereo = (PicoIn.opt&8)>>3;
samples_block = PicoIn.sndRate * (stereo ? 2 : 1) / (Pico.m.pal ? 50 : 60);
samples_block = (PicoIn.sndRate / (Pico.m.pal ? 50 : 60)) * (stereo ? 2 : 1);
lprintf("starting audio: %i, len: %i, stereo: %i, pal: %i, block samples: %i\n",
PicoIn.sndRate, Pico.snd.len, stereo, Pico.m.pal, samples_block);