fix: preserve system audio resampler state

This commit is contained in:
2026-07-23 14:29:04 +02:00
parent 0f45f2d066
commit 1268149114
2 changed files with 9 additions and 7 deletions
+4 -4
View File
@@ -276,7 +276,7 @@
CODE_SIGN_IDENTITY = "Apple Development";
CODE_SIGN_STYLE = Automatic;
COMBINE_HIDPI_IMAGES = YES;
CURRENT_PROJECT_VERSION = 27;
CURRENT_PROJECT_VERSION = 28;
DEVELOPMENT_ASSET_PATHS = "\"meetingnotes/Preview Content\"";
DEVELOPMENT_TEAM = G9LVHZAJNX;
ENABLE_HARDENED_RUNTIME = YES;
@@ -290,7 +290,7 @@
"@executable_path/../Frameworks",
);
MACOSX_DEPLOYMENT_TARGET = 15.0;
MARKETING_VERSION = 1.1.15;
MARKETING_VERSION = 1.1.16;
ONLY_ACTIVE_ARCH = NO;
OTHER_SWIFT_FLAGS = "$(inherited) -D ENABLE_TCC_SPI";
PRODUCT_BUNDLE_IDENTIFIER = net.jamesbone.meetingnotes;
@@ -312,7 +312,7 @@
CODE_SIGN_IDENTITY = "Apple Development";
CODE_SIGN_STYLE = Automatic;
COMBINE_HIDPI_IMAGES = YES;
CURRENT_PROJECT_VERSION = 27;
CURRENT_PROJECT_VERSION = 28;
DEVELOPMENT_ASSET_PATHS = "\"meetingnotes/Preview Content\"";
DEVELOPMENT_TEAM = G9LVHZAJNX;
ENABLE_HARDENED_RUNTIME = YES;
@@ -326,7 +326,7 @@
"@executable_path/../Frameworks",
);
MACOSX_DEPLOYMENT_TARGET = 15.0;
MARKETING_VERSION = 1.1.15;
MARKETING_VERSION = 1.1.16;
ONLY_ACTIVE_ARCH = YES;
OTHER_SWIFT_FLAGS = "$(inherited) -D ENABLE_TCC_SPI";
PRODUCT_BUNDLE_IDENTIFIER = net.jamesbone.meetingnotes;
+5 -3
View File
@@ -344,12 +344,14 @@ final class AudioManager: NSObject, ObservableObject {
private func startTapIO(_ tap: ProcessTap) throws {
guard var description = tap.tapStreamDescription,
let inputFormat = AVAudioFormat(streamDescription: &description),
let targetFormat = systemAudioFile?.processingFormat else {
let targetFormat = systemAudioFile?.processingFormat,
let converter = AVAudioConverter(from: inputFormat, to: targetFormat) else {
throw NSError(domain: "AudioManager", code: -1, userInfo: [NSLocalizedDescriptionKey: "Unsupported system audio format"])
}
try tap.run(on: tapQueue) { [weak self] _, inputData, _, _, _ in
guard let self,
let converter = AVAudioConverter(from: inputFormat, to: targetFormat) else { return }
guard let self else { return }
// The tap queue is serial. Reusing the converter preserves its
// resampler state instead of discarding audio at every callback.
self.processAudioBuffer(
{ self.copyAudioBuffer(from: inputData, format: inputFormat) },
converter: converter,