From 4389ddcc349dca38309e7597274a6b7e4c8301e8 Mon Sep 17 00:00:00 2001
From: Kevin Mitchell <kevmitch@gmail.com>
Date: Sun, 9 Jul 2017 15:19:50 -0700
Subject: [PATCH] ao_wasapi: don't repeat format negotiation on align hack

Even if it did return a different result, the bufferFrameCount from the align
hack would be wrong anyway.
---
 audio/out/ao_wasapi_utils.c | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/audio/out/ao_wasapi_utils.c b/audio/out/ao_wasapi_utils.c
index 8f5da03545..e00b763e8e 100644
--- a/audio/out/ao_wasapi_utils.c
+++ b/audio/out/ao_wasapi_utils.c
@@ -984,10 +984,13 @@ retry:
         EXIT_ON_ERROR(hr);
     }
 
-    MP_DBG(ao, "Probing formats\n");
-    if (!find_formats(ao)) {
-        hr = E_FAIL;
-        EXIT_ON_ERROR(hr);
+    // In the event of an align hack, we've already done this.
+    if (!align_hack) {
+        MP_DBG(ao, "Probing formats\n");
+        if (!find_formats(ao)) {
+            hr = E_FAIL;
+            EXIT_ON_ERROR(hr);
+        }
     }
 
     MP_DBG(ao, "Fixing format\n");