From c695a7eabbac4c3a0138b6eeb0e9005ff708f985 Mon Sep 17 00:00:00 2001
From: jackun <jack.un@gmail.com>
Date: Sun, 21 Feb 2021 04:42:12 +0200
Subject: [PATCH] USB: usb-mic: send 1ms worth of samples for 48kHz and 8kHz
 sample rates

---
 pcsx2/USB/usb-mic/usb-mic-singstar.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/pcsx2/USB/usb-mic/usb-mic-singstar.cpp b/pcsx2/USB/usb-mic/usb-mic-singstar.cpp
index afb69a8473..4d1cd868e2 100644
--- a/pcsx2/USB/usb-mic/usb-mic-singstar.cpp
+++ b/pcsx2/USB/usb-mic/usb-mic-singstar.cpp
@@ -585,6 +585,11 @@ namespace usb_mic
 					int16_t* dst = nullptr;
 					std::vector<int16_t> dst_alloc(0); //TODO
 					size_t len = p->iov.size;
+
+					// send only 1ms (bInterval) of samples
+					if (s->f.srate[0] == 48000 || s->f.srate[0] == 8000)
+						len = std::min(p->iov.size, outChns * sizeof(int16_t) * s->f.srate[0] / 1000);
+
 					//Divide 'len' bytes between 2 channels of 16 bits
 					uint32_t max_frames = len / (outChns * sizeof(uint16_t));