From 2b2ecdda4109ac5308a660d476d782cddffb9d85 Mon Sep 17 00:00:00 2001
From: ThatOneFBIAgent <93457345+ThatOneFBIAgent@users.noreply.github.com>
Date: Sun, 3 May 2026 20:23:48 -0600
Subject: [PATCH 1/2] Fix callback handling and flag initialization

---
 src/sounddevice.py | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/sounddevice.py b/src/sounddevice.py
index 00fc6f8..dcbdf63 100644
--- a/src/sounddevice.py
+++ b/src/sounddevice.py
@@ -1927,7 +1927,7 @@ class CallbackFlags:
     __slots__ = '_flags'
 
     def __init__(self, flags=0x0):
-        self._flags = flags
+        self._flags = int(flags)
 
     def __repr__(self):
         flags = str(self)
@@ -2770,18 +2770,18 @@ def _get_stream_parameters(kind, device, channels, dtype, latency,
     return parameters, dtype, samplesize, samplerate
 
 
-def _wrap_callback(callback, *args):
+def _wrap_callback(callback, data, frames, time, status):
     """Invoke callback function and check for custom exceptions."""
-    args = args[:-1] + (CallbackFlags(args[-1]),)
+    cf = CallbackFlags.__new__(CallbackFlags)
+    cf._flags = int(status)
     try:
-        callback(*args)
+        callback(data, frames, time, cf)
     except CallbackStop:
         return _lib.paComplete
     except CallbackAbort:
         return _lib.paAbort
     return _lib.paContinue
 
-
 def _buffer(ptr, frames, channels, samplesize):
     """Create a buffer object from a pointer to some memory."""
     return _ffi.buffer(ptr, frames * channels * samplesize)

From 9796c093fe9f2676b3715855e14b43eaf5e1fe40 Mon Sep 17 00:00:00 2001
From: ThatOneFBIAgent <93457345+ThatOneFBIAgent@users.noreply.github.com>
Date: Mon, 4 May 2026 14:54:03 -0600
Subject: [PATCH 2/2] Refactor _wrap_callback to accept variable arguments from
 duplex

---
 src/sounddevice.py | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/sounddevice.py b/src/sounddevice.py
index dcbdf63..86a6f03 100644
--- a/src/sounddevice.py
+++ b/src/sounddevice.py
@@ -2770,12 +2770,13 @@ def _get_stream_parameters(kind, device, channels, dtype, latency,
     return parameters, dtype, samplesize, samplerate
 
 
-def _wrap_callback(callback, data, frames, time, status):
+def _wrap_callback(callback, *args):
     """Invoke callback function and check for custom exceptions."""
     cf = CallbackFlags.__new__(CallbackFlags)
-    cf._flags = int(status)
+    cf._flags = int(args[-1])
+    args = args[:-1] + (cf,)
     try:
-        callback(data, frames, time, cf)
+        callback(*args)
     except CallbackStop:
         return _lib.paComplete
     except CallbackAbort: