456 lines
18 KiB
Objective-C
456 lines
18 KiB
Objective-C
//
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// VadViewController.m
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// SpeechDemo
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//
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// Created by bytedance on 2023/1/30.
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// Copyright © 2023 tianlei.richard. All rights reserved.
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//
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#import "VadViewController.h"
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#import <AVFoundation/AVFoundation.h>
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#import "AppDelegate.h"
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#import "FileUtils.h"
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#import "SettingsHelper.h"
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#import "ViewController.h"
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#import "SensitiveDefines.h"
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@interface VadViewController () <SpeechEngineDelegate, UITextViewDelegate>
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@property (weak, nonatomic) IBOutlet UITextView *resultTextView;
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@property (weak, nonatomic) IBOutlet UITextField *statusTextView;
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@property (weak, nonatomic) IBOutlet UIButton *engineInitButton;
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@property (weak, nonatomic) IBOutlet UIButton *engineUninitButton;
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@property (weak, nonatomic) IBOutlet UIButton *startEngineButton;
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@property (weak, nonatomic) IBOutlet UIButton *stopEngineButton;
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@property (weak, nonatomic) IBOutlet UIButton *longPressButton;
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@property (strong, nonatomic) SpeechEngine *curEngine;
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@property (assign, nonatomic) BOOL engineStarted;
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@property (nonatomic, strong) NSString *deviceID;
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@property (nonatomic, assign) long talkingFinisheTimestamp;
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@property (nonatomic, assign) long vadDuration;
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@property (nonatomic, assign) long vadBeginPosition;
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@property (nonatomic, assign) long vadEndPosition;
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@property (strong, nonatomic) NSString *debugPath;
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@property (weak, nonatomic) StreamRecorder *streamRecorder;
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// settings
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@property (strong, nonatomic) Settings *settings;
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@end
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@implementation VadViewController
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- (void)viewDidLoad {
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[super viewDidLoad];
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self.settings = [[SettingsHelper shareInstance]getSettings:VIEW_VAD];
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self.engineInitButton.enabled = TRUE;
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self.engineUninitButton.enabled = FALSE;
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self.startEngineButton.enabled = FALSE;
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self.stopEngineButton.enabled = FALSE;
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self.longPressButton.enabled = FALSE;
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[self.statusTextView setText:@"Waiting for init."];
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[self decorateTextView:self.resultTextView];
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[ViewController setAppDelegate:(AppDelegate *)[[UIApplication sharedApplication] delegate]];
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UILongPressGestureRecognizer *longPgr = [[UILongPressGestureRecognizer alloc] initWithTarget:self
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action:@selector(longPressTriggered:)];
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longPgr.minimumPressDuration = 0.5;
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[self.longPressButton addGestureRecognizer:longPgr];
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self.streamRecorder = [ViewController getStreamRecorder];
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self.engineStarted = FALSE;
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}
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- (void)viewDidDisappear:(BOOL)animated {
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[self uninitEngine];
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[super viewDidDisappear:animated];
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}
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- (void)decorateTextView:(UITextView *)textView {
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textView.layer.cornerRadius = 5.0f;
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textView.layer.borderWidth = .25f;
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textView.layer.borderColor = [UIColor grayColor].CGColor;
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}
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#pragma mark - SpeechEngineDelegate
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- (void)onMessageWithType:(SEMessageType)type andData:(NSData *)data {
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NSLog(@"Message Type: %d.", type);
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switch (type) {
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case SEEngineStart:
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[self speechEngineStarted];
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break;
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case SEEngineStop:
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[self speechEngineStopped];
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break;
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case SEEngineError:
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[self speechEngineError:data];
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break;
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case SEVadSilence:
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break;
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case SEVadSil2Speech:
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[self messageVadBegin:data];
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break;
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case SEVadSpeech:
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[self messasgeVadSpeech:data];
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break;
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case SEVadSpeech2Sil:
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[self messageVadEnd:data];
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break;
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case SEVadAudioData:
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self.vadDuration += data.length;
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break;
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case SEEngineLog:
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NSLog(@"engine log: %s", (char*)data.bytes);
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break;
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default:
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break;
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}
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}
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#pragma mark - UI Actions
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- (IBAction)initEngine:(id)sender {
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[self initEngine];
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}
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- (IBAction)uninitEngine:(id)sender {
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if (self.engineStarted) {
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[self.statusTextView setText:@"Engine is busy, stop it first!"];
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return;
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}
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[self uninitEngine];
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[self.resultTextView setTextColor:UIColor.grayColor];
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[self.resultTextView setText:@"点击或按住说话后，展示音频活性检测结果"];
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}
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- (IBAction)startEngine:(id)sender {
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NSLog(@"Start engine.");
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NSString* appID = [self.settings getString:SETTING_APPID];
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[self.curEngine setStringParam:appID.length <= 0 ? SDEF_APPID : appID forKey:SE_PARAMS_KEY_APP_ID_STRING];
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[self.curEngine setBoolParam:[self.settings getBool:SETTING_RESTART_AUDIO_SESSION_ENABLE]
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forKey:SE_PARAMS_KEY_RESTART_AUDIOSESSION_BOOL];
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[self.curEngine setBoolParam:[self.settings getBool:SETTING_RESUME_OTHERS_INTERRUPTED_PLAYBACK_ENABLE]
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forKey:SE_PARAMS_KEY_RESUME_OTHERS_INTERRUPTED_PLAYBACK_BOOL];
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[self.curEngine setBoolParam:[self.settings getBool:SETTING_GET_VOLUME] forKey:SE_PARAMS_KEY_ENABLE_GET_VOLUME_BOOL];
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[self.curEngine setIntParam:[self.settings getInt:SETTING_VAD_HEAD_SILENCE_THRESHOLD] forKey:SE_PARAMS_KEY_VAD_HEAD_SILENCE_THRESHOLD_INT];
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[self.curEngine setIntParam:[self.settings getInt:SETTING_VAD_TAIL_SILENCE_THRESHOLD] forKey:SE_PARAMS_KEY_VAD_TAIL_SILENCE_THRESHOLD_INT];
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if ([[self getRecorderType] isEqualToString:SE_RECORDER_TYPE_STREAM]) {
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[self.curEngine setIntParam:[self.streamRecorder getSampleRate] forKey:SE_PARAMS_KEY_CUSTOM_SAMPLE_RATE_INT];
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if (![self.streamRecorder start]) {
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[self speechEngineNoPermission];
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return;
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}
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} else if ([[self getRecorderType] isEqualToString:SE_RECORDER_TYPE_FILE]) {
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NSString* file_path = [NSString stringWithFormat:@"%@/%@", self.debugPath, @"vad_rec_file.pcm"];
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NSLog(@"test file path: %@", file_path);
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[self.curEngine setStringParam:file_path forKey:SE_PARAMS_KEY_RECORDER_FILE_STRING];
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}
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SEEngineErrorCode ret = [self.curEngine sendDirective:SEDirectiveStartEngine];
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if (ret == SERecCheckEnvironmentFailed) {
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[self speechEngineNoPermission];
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}
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}
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- (IBAction)stopEngine:(id)sender {
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NSLog(@"Stop engine.");
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[self.curEngine sendDirective:SEDirectiveStopEngine];
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}
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- (void)longPressTriggered:(UILongPressGestureRecognizer *)longPgr {
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if (longPgr.state == UIGestureRecognizerStateBegan) {
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NSLog(@"Long press begin.");
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[self setResultText:@""];
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NSString* appID = [self.settings getString:SETTING_APPID];
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[self.curEngine setStringParam:appID.length <= 0 ? SDEF_APPID : appID forKey:SE_PARAMS_KEY_APP_ID_STRING];
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[self.curEngine setBoolParam:[self.settings getBool:SETTING_RESTART_AUDIO_SESSION_ENABLE]
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forKey:SE_PARAMS_KEY_RESTART_AUDIOSESSION_BOOL];
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[self.curEngine setBoolParam:[self.settings getBool:SETTING_RESUME_OTHERS_INTERRUPTED_PLAYBACK_ENABLE]
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forKey:SE_PARAMS_KEY_RESUME_OTHERS_INTERRUPTED_PLAYBACK_BOOL];
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[self.curEngine setBoolParam:[self.settings getBool:SETTING_GET_VOLUME]
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forKey:SE_PARAMS_KEY_ENABLE_GET_VOLUME_BOOL];
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[self.curEngine setIntParam:[self.settings getInt:SETTING_VAD_HEAD_SILENCE_THRESHOLD] forKey:SE_PARAMS_KEY_VAD_HEAD_SILENCE_THRESHOLD_INT];
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[self.curEngine setIntParam:[self.settings getInt:SETTING_VAD_TAIL_SILENCE_THRESHOLD] forKey:SE_PARAMS_KEY_VAD_TAIL_SILENCE_THRESHOLD_INT];
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if ([[self getRecorderType] isEqualToString:SE_RECORDER_TYPE_STREAM]) {
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[self.curEngine setIntParam:[self.streamRecorder getSampleRate] forKey:SE_PARAMS_KEY_CUSTOM_SAMPLE_RATE_INT];
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if (![self.streamRecorder start]) {
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[self speechEngineNoPermission];
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return;
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}
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} else if ([[self getRecorderType] isEqualToString:SE_RECORDER_TYPE_FILE]) {
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NSString* file_path = [NSString stringWithFormat:@"%@/%@", self.debugPath, @"vad_rec_file.pcm"];
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NSLog(@"test file path: %@", file_path);
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[self.curEngine setStringParam:file_path forKey:SE_PARAMS_KEY_RECORDER_FILE_STRING];
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}
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SEEngineErrorCode ret = [self.curEngine sendDirective:SEDirectiveStartEngine];
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if (ret == SERecCheckEnvironmentFailed) {
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[self speechEngineNoPermission];
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}
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} else if (longPgr.state == UIGestureRecognizerStateEnded) {
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NSLog(@"Long press ended.");
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self.talkingFinisheTimestamp = [[NSDate date] timeIntervalSince1970] * 1000;
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[self.curEngine sendDirective:SEDirectiveFinishTalking];
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if ([[self getRecorderType] isEqualToString:SE_RECORDER_TYPE_STREAM]) {
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[self.streamRecorder stop];
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}
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}
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}
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#pragma mark - Init Methods
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- (void)initEngine {
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AppDelegate *appDelegate = [ViewController getAppDelegate];
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if (appDelegate == nil) {
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appDelegate = (AppDelegate *)[[UIApplication sharedApplication] delegate];
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}
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if (appDelegate.deviceID.length < 1) {
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self.engineInitButton.enabled = FALSE;
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dispatch_async(dispatch_get_main_queue(), ^{
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[self.statusTextView setText:@"Waiting for get deviceID."];
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sleep(1);
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[self initEngine];
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});
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return;
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}
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[ViewController setAppDelegate:appDelegate];
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self.deviceID = appDelegate.deviceID;
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if (self.curEngine == nil) {
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self.curEngine = [[SpeechEngine alloc] init];
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}
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if (![self.curEngine createEngineWithDelegate:self]) {
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NSLog(@"Create speech engine failed.");
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return;
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}
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[self.resultTextView setTextColor:UIColor.blackColor];
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NSLog(@"Engine version: %@", [self.curEngine getVersion]);
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[self initOfflineModel:^() {
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self.debugPath = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES).firstObject;
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NSLog(@"Debug path: %@", self.debugPath);
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[self.curEngine setStringParam:self.debugPath forKey:SE_PARAMS_KEY_DEBUG_PATH_STRING];
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[self.curEngine setStringParam:SE_LOG_LEVEL_TRACE forKey:SE_PARAMS_KEY_LOG_LEVEL_STRING];
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[self.curEngine setStringParam:SDEF_APPID forKey:SE_PARAMS_KEY_APP_ID_STRING];
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[self.curEngine setStringParam:self.deviceID forKey:SE_PARAMS_KEY_DEVICE_ID_STRING];
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[self.curEngine setIntParam:1 forKey:SE_PARAMS_KEY_CHANNEL_NUM_INT];
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[self.curEngine setBoolParam:[self.settings getBool:SETTING_GET_VOLUME]
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forKey:SE_PARAMS_KEY_ENABLE_GET_VOLUME_BOOL];
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[self.curEngine setStringParam:@"" forKey:SE_PARAMS_KEY_VAD_REC_PATH_STRING];
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if ([self.settings getBool:SETTING_VAD_RECORDER_SAVE]) {
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[self.curEngine setStringParam:self.debugPath forKey:SE_PARAMS_KEY_VAD_REC_PATH_STRING];
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}
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[self.curEngine setIntParam:4000 forKey:SE_PARAMS_KEY_VAD_HEAD_SILENCE_THRESHOLD_INT];
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[self.curEngine setIntParam:2000 forKey:SE_PARAMS_KEY_VAD_TAIL_SILENCE_THRESHOLD_INT];
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[self.curEngine setStringParam:[self getRecorderType] forKey:SE_PARAMS_KEY_RECORDER_TYPE_STRING];
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[self.curEngine setStringParam:SE_VAD_ENGINE forKey:SE_PARAMS_KEY_ENGINE_NAME_STRING];
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[self.curEngine setIntParam:16000 forKey:SE_PARAMS_KEY_SAMPLE_RATE_INT];
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NSString* aedResourcePath = [[SpeechResourceManager shareInstance] getModelPath:SE_AED_MODEL];
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NSLog(@"petrel aed resource path: %@", aedResourcePath);
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[self.curEngine setStringParam:aedResourcePath forKey:SE_PARAMS_KEY_AED_RESOURCE_PATH_STRING];
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if ([[self getRecorderType] isEqualToString:SE_RECORDER_TYPE_STREAM]) {
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if ([self.streamRecorder getSampleRate] != 16000) {
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[self.curEngine setBoolParam:TRUE forKey:SE_PARAMS_KEY_ENABLE_RESAMPLER_BOOL];
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}
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}
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SEEngineErrorCode ret = [self.curEngine initEngine];
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if (ret != SENoError) {
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NSLog(@"Init Engine failed: %d", ret);
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}
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if (ret == SENoError) {
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[self speechEngineInitOk];
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} else {
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[self speechEngineInitFailed:ret];
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}
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} fail:^{
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[self speechEngineInitFailed:kSERDownloadFailed];
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}];
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}
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- (NSString *)getRecorderType {
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SettingOptions* recorderTypeOptions = [self.settings getOptions:SETTING_RECORD_TYPE];
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switch (recorderTypeOptions.chooseIdx) {
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case 0:
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return SE_RECORDER_TYPE_RECORDER;
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case 1:
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return SE_RECORDER_TYPE_FILE;
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case 2:
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return SE_RECORDER_TYPE_STREAM;
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default:
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break;
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}
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return @"";
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}
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- (void)initOfflineModel:(void(^)(void))succ fail:(void(^)(void))fail {
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NSString *model = SE_AED_MODEL;
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SpeechResourceManager *speechResourceManager = [SpeechResourceManager shareInstance];
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[speechResourceManager checkModelVersion:model completion:^(SEResourceStatus status, BOOL needUpdate, NSData *data) {
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NSLog(@"Need update: %@", needUpdate ? @"YES" : @"NO");
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if (status != kSERSuccess || needUpdate == NO) {
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if ([speechResourceManager checkModelExist:model]) {
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NSLog(@"Model exist!");
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succ();
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} else {
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NSLog(@"Model not exist!");
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fail();
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}
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return;
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}
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// need to update model
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[speechResourceManager fetchModelByName:model completion:^(SEResourceStatus status, NSData* data) {
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NSLog(@"Completion: %@", status == kSERSuccess ? @"success" : @"fail");
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if (status == kSERSuccess) {
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succ();
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} else {
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NSLog(@"Failed: %d", status);
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fail();
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}
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}];
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}];
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}
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- (void)uninitEngine {
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[self.curEngine destroyEngine];
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self.curEngine = nil;
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self.engineInitButton.enabled = TRUE;
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self.engineUninitButton.enabled = FALSE;
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self.startEngineButton.enabled = FALSE;
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self.stopEngineButton.enabled = FALSE;
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self.longPressButton.enabled = FALSE;
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}
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#pragma mark - Engine Callback
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- (void)speechEngineNoPermission {
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dispatch_async(dispatch_get_main_queue(), ^{
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[self uninitEngine];
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[self.statusTextView setText:@"No permission!"];
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self.engineInitButton.enabled = TRUE;
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self.engineUninitButton.enabled = FALSE;
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});
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}
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- (void)speechEngineInitOk {
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[self.streamRecorder setSpeechEngine:self.curEngine];
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dispatch_async(dispatch_get_main_queue(), ^{
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[self.statusTextView setText:@"Ready"];
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[self.resultTextView setText:[NSString stringWithFormat:@"DeviceID: %@", self.deviceID]];
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self.engineUninitButton.enabled = TRUE;
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self.engineInitButton.enabled = FALSE;
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self.startEngineButton.enabled = TRUE;
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self.longPressButton.enabled = TRUE;
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});
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}
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- (void)speechEngineInitFailed:(int)initStatus {
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dispatch_async(dispatch_get_main_queue(), ^{
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[self uninitEngine];
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[self.statusTextView setText:[[NSString alloc] initWithFormat:@"Failed to init engine, %d!", initStatus]];
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self.engineInitButton.enabled = TRUE;
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self.engineUninitButton.enabled = FALSE;
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});
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}
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- (void)speechEngineStarted {
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dispatch_async(dispatch_get_main_queue(), ^{
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self.engineStarted = true;
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self.vadDuration = 0;
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self.vadBeginPosition = 0;
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self.vadEndPosition = 0;
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[self.statusTextView setText:@"Engine Started!"];
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self.startEngineButton.enabled = FALSE;
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self.stopEngineButton.enabled = TRUE;
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self.longPressButton.enabled = FALSE;
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});
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}
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- (void)speechEngineStopped {
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dispatch_async(dispatch_get_main_queue(), ^{
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if ([[self getRecorderType] isEqualToString:SE_RECORDER_TYPE_STREAM]) {
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[self.streamRecorder stop];
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}
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self.engineStarted = FALSE;
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[self.statusTextView setText:@"Engine Stopped!"];
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self.startEngineButton.enabled = TRUE;
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self.stopEngineButton.enabled = FALSE;
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self.longPressButton.enabled = TRUE;
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});
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}
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- (void)speechEngineError:(NSData *)data {
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dispatch_async(dispatch_get_main_queue(), ^{
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[self.resultTextView setText:[[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding]];
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[self stopEngine:nil];
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});
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}
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- (void)messageVadBegin:(NSData *)data {
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id json_obj = [NSJSONSerialization JSONObjectWithData:data options:NSJSONReadingMutableContainers error:nil];
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if ([json_obj isKindOfClass:[NSDictionary class]]) {
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NSDictionary *vad_info = json_obj;
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self.vadBeginPosition = [[vad_info objectForKey:@"start"] doubleValue];
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}
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dispatch_async(dispatch_get_main_queue(), ^{
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[self.resultTextView setText:[NSString stringWithFormat:@"Vad begin, bos: %ld", self.vadBeginPosition]];
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});
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}
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- (void)messasgeVadSpeech:(NSData *)data {
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id json_obj = [NSJSONSerialization JSONObjectWithData:data options:NSJSONReadingMutableContainers error:nil];
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if ([json_obj isKindOfClass:[NSDictionary class]]) {
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NSDictionary *vad_info = json_obj;
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double currentSegEnd = [[vad_info objectForKey:@"end"] doubleValue];
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if (currentSegEnd > self.vadEndPosition) {
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self.vadEndPosition = currentSegEnd;
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}
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}
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}
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- (void)messageVadEnd:(NSData *)data {
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dispatch_async(dispatch_get_main_queue(), ^{
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[self.resultTextView setText:[NSString stringWithFormat:@"Vad end, eos: %ld, speech duration: %ldms.", self.vadEndPosition, self.vadDuration/(2*16000/1000)]];
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[self stopEngine:nil];
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});
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}
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- (void)setResultText:(NSString *)result {
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dispatch_async(dispatch_get_main_queue(), ^{
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[self.resultTextView setText:[result stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceCharacterSet]]];
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});
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}
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#pragma mark - UITextViewDelegate
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- (BOOL)textView:(UITextView *)textView shouldChangeTextInRange:(NSRange)range replacementText:(NSString *)text {
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if([text isEqualToString:@"\n"]) {
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[textView resignFirstResponder];
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return NO;
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}
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return YES;
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}
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#pragma mark - Navigation
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// In a storyboard-based application, you will often want to do a little preparation before navigation
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- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender {
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// Get the new view controller using [segue destinationViewController].
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// Pass the selected object to the new view controller.
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id nextPage = [segue destinationViewController];
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[nextPage setValue:VIEW_VAD forKey:@"viewId"];
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}
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@end
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