3d24168ba7
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>
160 lines
3.2 KiB
Objective-C
160 lines
3.2 KiB
Objective-C
//
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// OutputAVFoundation.h
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// Cog
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//
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// Created by Christopher Snowhill on 6/23/22.
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// Copyright 2022 Christopher Snowhill. All rights reserved.
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//
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#import <AssertMacros.h>
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#import <Cocoa/Cocoa.h>
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#import <AVFoundation/AVFoundation.h>
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#import <AudioToolbox/AudioToolbox.h>
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#import <AudioUnit/AudioUnit.h>
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#import <CoreAudio/AudioHardware.h>
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#import <CoreAudio/CoreAudioTypes.h>
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#ifdef __cplusplus
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#import <atomic>
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using std::atomic_long;
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#else
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#import <stdatomic.h>
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#endif
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#import "Downmix.h"
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#import <CogAudio/CogAudio-Swift.h>
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#import "HeadphoneFilter.h"
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//#define OUTPUT_LOG
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#ifdef OUTPUT_LOG
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#import <stdio.h>
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#endif
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@class OutputNode;
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@class FSurroundFilter;
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@interface OutputAVFoundation : NSObject {
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OutputNode *outputController;
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BOOL rsDone;
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void *rsstate, *rsold;
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double lastClippedSampleRate;
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void *rsvis;
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double lastVisRate;
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BOOL stopInvoked;
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BOOL stopCompleted;
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BOOL running;
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BOOL stopping;
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BOOL stopped;
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BOOL started;
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BOOL paused;
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BOOL restarted;
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BOOL commandStop;
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BOOL eqEnabled;
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BOOL eqInitialized;
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BOOL streamFormatStarted;
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BOOL streamFormatChanged;
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double secondsHdcdSustained;
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BOOL defaultdevicelistenerapplied;
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BOOL currentdevicelistenerapplied;
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BOOL devicealivelistenerapplied;
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BOOL observersapplied;
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BOOL outputdevicechanged;
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float volume;
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float eqPreamp;
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AudioDeviceID outputDeviceID;
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AudioStreamBasicDescription realStreamFormat; // stream format pre-hrtf
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AudioStreamBasicDescription streamFormat; // stream format last seen in render callback
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AudioStreamBasicDescription realNewFormat; // in case of resampler flush
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AudioStreamBasicDescription newFormat; // in case of resampler flush
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AudioStreamBasicDescription visFormat; // Mono format for vis
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uint32_t realStreamChannelConfig;
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uint32_t streamChannelConfig;
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uint32_t realNewChannelConfig;
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uint32_t newChannelConfig;
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AVSampleBufferAudioRenderer *audioRenderer;
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AVSampleBufferRenderSynchronizer *renderSynchronizer;
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CMAudioFormatDescriptionRef audioFormatDescription;
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id currentPtsObserver;
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NSLock *currentPtsLock;
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CMTime currentPts, lastPts;
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double secondsLatency;
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CMTime outputPts, trackPts, lastCheckpointPts;
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AudioTimeStamp timeStamp;
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size_t _bufferSize;
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AudioUnit _eq;
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DownmixProcessor *downmixerForVis;
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VisualizationController *visController;
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BOOL enableHrtf;
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HeadphoneFilter *hrtf;
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BOOL enableFSurround;
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BOOL FSurroundDelayRemoved;
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int inputBufferLastTime;
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FSurroundFilter *fsurround;
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BOOL resetStreamFormat;
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BOOL shouldPlayOutBuffer;
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float *samplePtr;
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float tempBuffer[512 * 32];
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float rsTempBuffer[4096 * 32];
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float inputBuffer[4096 * 32]; // 4096 samples times maximum supported channel count
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float fsurroundBuffer[8192 * 6];
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float hrtfBuffer[4096 * 2];
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float eqBuffer[4096 * 32];
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float visAudio[4096];
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float visTemp[8192];
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#ifdef OUTPUT_LOG
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FILE *_logFile;
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#endif
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}
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- (id)initWithController:(OutputNode *)c;
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- (BOOL)setup;
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- (OSStatus)setOutputDeviceByID:(AudioDeviceID)deviceID;
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- (BOOL)setOutputDeviceWithDeviceDict:(NSDictionary *)deviceDict;
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- (void)start;
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- (void)pause;
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- (void)resume;
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- (void)stop;
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- (double)latency;
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- (void)setVolume:(double)v;
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- (void)setEqualizerEnabled:(BOOL)enabled;
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- (void)setShouldPlayOutBuffer:(BOOL)enabled;
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- (void)sustainHDCD;
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@end
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