From a6ecd7eed91e914642dbdd9ae03785765c66414b Mon Sep 17 00:00:00 2001
From: Christopher Snowhill <kode54@gmail.com>
Date: Fri, 14 Jul 2023 05:15:14 -0700
Subject: [PATCH] Fix clipped sample rate changing between files

When the clipped sample rate changes, the resampler needs to be
restarted. This was previously failing because the target sample rate
wasn't changing.

Signed-off-by: Christopher Snowhill <kode54@gmail.com>
---
 Audio/Output/OutputAVFoundation.h | 2 ++
 Audio/Output/OutputAVFoundation.m | 8 +++++++-
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/Audio/Output/OutputAVFoundation.h b/Audio/Output/OutputAVFoundation.h
index 98f107a19..67d8f9b8b 100644
--- a/Audio/Output/OutputAVFoundation.h
+++ b/Audio/Output/OutputAVFoundation.h
@@ -42,6 +42,8 @@ using std::atomic_long;
 
 	BOOL rsDone;
 	void *rsstate, *rsold;
+	
+	double lastClippedSampleRate;
 
 	void *rsvis;
 	double lastVisRate;
diff --git a/Audio/Output/OutputAVFoundation.m b/Audio/Output/OutputAVFoundation.m
index 2dcd866e8..4e63c29ca 100644
--- a/Audio/Output/OutputAVFoundation.m
+++ b/Audio/Output/OutputAVFoundation.m
@@ -85,6 +85,10 @@ static OSStatus eqRenderCallback(void *inRefCon, AudioUnitRenderActionFlags *ioA
 			format.mSampleRate = maxSampleRate;
 			dstRate = maxSampleRate;
 			formatClipped = YES;
+			if(srcRate != lastClippedSampleRate) {
+				lastClippedSampleRate = srcRate;
+				streamFormatStarted = NO;
+			}
 		}
 		if(!streamFormatStarted || config != realStreamChannelConfig || memcmp(&newFormat, &format, sizeof(format)) != 0) {
 			[currentPtsLock lock];
@@ -817,7 +821,7 @@ current_device_listener(AudioObjectID inObjectID, UInt32 inNumberAddresses, cons
 				rsDone = NO;
 				realStreamFormat = newFormat;
 				realStreamChannelConfig = newChannelConfig;
-				streamFormatChanged = YES;
+				[self updateStreamFormat];
 			}
 		}
 
@@ -962,6 +966,8 @@ current_device_listener(AudioObjectID inObjectID, UInt32 inNumberAddresses, cons
 		rsDone = NO;
 		rsstate = NULL;
 		rsold = NULL;
+		
+		lastClippedSampleRate = 0.0;
 
 		rsvis = NULL;
 		lastVisRate = 44100.0;