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xblc: Factor out sample rate updating from stream initialization

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This commit is contained in:
Matt Borgerson
2026-02-18 23:23:37 -07:00
committed by mborgerson
parent b939b727f1
commit 8841585279
1 changed files with 17 additions and 12 deletions
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hw/xbox/xblc.c
+17 -12
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@@ -193,24 +193,29 @@ static void xblc_audio_channel_init(USBXBLCState *s, bool capture)
SDL_ResumeAudioStreamDevice(channel->voice);
}
static void xblc_audio_stream_init(USBDevice *dev, uint16_t sample_rate)
static void xblc_audio_stream_init(USBDevice *dev)
{
USBXBLCState *s = (USBXBLCState *)dev;
if (s->in.voice == NULL) {
xblc_audio_channel_init(s, true);
} else if (s->in.spec.freq != sample_rate) {
xblc_audio_channel_init(s, true);
xblc_audio_channel_init(s, false);
DPRINTF("[XBLC] Init audio streams\n");
}
static void xblc_audio_stream_set_rate(USBDevice *dev, uint16_t sample_rate)
{
USBXBLCState *s = (USBXBLCState *)dev;
s->sample_rate = sample_rate;
if (s->in.voice != NULL && s->in.spec.freq != sample_rate) {
s->in.spec.freq = sample_rate;
SDL_SetAudioStreamFormat(s->in.voice, &s->in.spec, &s->in.spec);
}
if (s->out.voice == NULL) {
xblc_audio_channel_init(s, false);
} else if (s->out.spec.freq != sample_rate) {
if (s->out.voice != NULL && s->out.spec.freq != sample_rate) {
s->out.spec.freq = sample_rate;
SDL_SetAudioStreamFormat(s->out.voice, &s->out.spec, &s->out.spec);
}
DPRINTF("[XBLC] Init audio streams at %d Hz\n", sample_rate);
}
static void usb_xblc_handle_control(USBDevice *dev, USBPacket *p, int request,
@@ -232,8 +237,7 @@ static void usb_xblc_handle_control(USBDevice *dev, USBPacket *p, int request,
uint8_t rate = value & 0xFF;
assert(rate < ARRAY_SIZE(xblc_sample_rates));
DPRINTF("[XBLC] Set Sample Rate to %04x\n", rate);
s->sample_rate = xblc_sample_rates[rate];
xblc_audio_stream_init(dev, s->sample_rate);
xblc_audio_stream_set_rate(dev, xblc_sample_rates[rate]);
break;
} else if (index == XBLC_SET_AGC) {
DPRINTF("[XBLC] Set Auto Gain Control to %d\n", value);
@@ -368,8 +372,9 @@ static void usb_xbox_communicator_realize(USBDevice *dev, Error **errp)
s->in.voice = NULL;
s->out.voice = NULL;
s->sample_rate = XBLC_DEFAULT_SAMPLE_RATE;
xblc_audio_stream_init(dev, XBLC_DEFAULT_SAMPLE_RATE);
xblc_audio_stream_init(dev);
}
static const Property xblc_properties[] = {