From f19847dda448e80ff960fa3b2a0d1dd0d0f007f9 Mon Sep 17 00:00:00 2001
From: ITotalJustice <47043333+ITotalJustice@users.noreply.github.com>
Date: Sat, 12 Jul 2025 02:26:49 +0100
Subject: [PATCH 1/2] fix audout events being missed.

---
 nx/source/services/audout.c | 20 +++++++++++++-------
 1 file changed, 13 insertions(+), 7 deletions(-)

diff --git a/nx/source/services/audout.c b/nx/source/services/audout.c
index c1d6ac8c3..319d84eaf 100644
--- a/nx/source/services/audout.c
+++ b/nx/source/services/audout.c
@@ -105,12 +105,18 @@ static Result _audoutCmdNoInOutU32(Service* srv, u32 *out, u32 cmd_id) {
 }
 
 Result audoutWaitPlayFinish(AudioOutBuffer **released, u32* released_count, u64 timeout) {
-    // Wait on the buffer event handle
-    Result rc = eventWait(&g_audoutBufferEvent, timeout);
-
-    if (R_SUCCEEDED(rc)) {
-        // Grab the released buffer
-        rc = audoutGetReleasedAudioOutBuffer(released, released_count);
+    // Check if we already have a buffer free
+    eventClear(&g_audoutBufferEvent);
+    Result rc = audoutGetReleasedAudioOutBuffer(released, released_count);
+
+    if (R_FAILED(rc) || !(*released_count)) {
+        // Wait on the buffer event handle
+        rc = eventWait(&g_audoutBufferEvent, timeout);
+
+        if (R_SUCCEEDED(rc)) {
+            // Grab the released buffer
+            rc = audoutGetReleasedAudioOutBuffer(released, released_count);
+        }
     }
 
     return rc;
@@ -203,7 +209,7 @@ Result audoutAppendAudioOutBuffer(AudioOutBuffer *Buffer) {
 }
 
 static Result _audoutRegisterBufferEvent(Event *BufferEvent) {
-    return _audoutCmdGetEvent(&g_audoutIAudioOut, BufferEvent, true, 4);
+    return _audoutCmdGetEvent(&g_audoutIAudioOut, BufferEvent, false, 4);
 }
 
 Result audoutGetReleasedAudioOutBuffer(AudioOutBuffer **Buffer, u32 *ReleasedBuffersCount) {

From 1c293a8be0da9935acc317752c1e8e25ca9362af Mon Sep 17 00:00:00 2001
From: ITotalJustice <47043333+ITotalJustice@users.noreply.github.com>
Date: Sat, 12 Jul 2025 18:05:24 +0100
Subject: [PATCH 2/2] audout: only attempt to wait on event if prior call to
 GetReleased didn't fail.

---
 nx/source/services/audout.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/nx/source/services/audout.c b/nx/source/services/audout.c
index 319d84eaf..54d2cc41d 100644
--- a/nx/source/services/audout.c
+++ b/nx/source/services/audout.c
@@ -109,7 +109,8 @@ Result audoutWaitPlayFinish(AudioOutBuffer **released, u32* released_count, u64
     eventClear(&g_audoutBufferEvent);
     Result rc = audoutGetReleasedAudioOutBuffer(released, released_count);
 
-    if (R_FAILED(rc) || !(*released_count)) {
+    // If the call didn't fail, but we don't have a buffer, wait until one is released
+    if (R_SUCCEEDED(rc) && !(*released_count)) {
         // Wait on the buffer event handle
         rc = eventWait(&g_audoutBufferEvent, timeout);