（二九）HarmonyOS Design 的语音交互设计：价值与方法 原创

import ohos.speechrecognition.SpeechRecognizer;                import ohos.speechrecognition.SpeechRecognizerCallback;                                 public class VoiceWakeupExample {                    private SpeechRecognizer speechRecognizer;                                     public VoiceWakeupExample() {                        speechRecognizer = new SpeechRecognizer();                        speechRecognizer.setCallback(new SpeechRecognizerCallback() {                            @Override                            public void onRecognizeSuccess(String result) {                                if ("小艺小艺".equals(result)) {                                    // 唤醒成功，执行相应操作                                    System.out.println("语音唤醒成功！");                                }                            }                                             @Override                            public void onRecognizeFailed(int errorCode) {                                // 处理识别失败的情况                                System.out.println("语音唤醒失败，错误码：" + errorCode);                            }                        });                    }                                     public void startWakeup() {                        speechRecognizer.startRecognize();                    }                }
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import ohos.multimodalinput.event.SpeechEvent;                import ohos.speechsynthesis.SpeechSynthesizer;                import ohos.speechsynthesis.SpeechSynthesizerCallback;                                 public class VoiceFeedbackExample {                    private SpeechSynthesizer speechSynthesizer;                                     public VoiceFeedbackExample() {                        speechSynthesizer = new SpeechSynthesizer();                        speechSynthesizer.setCallback(new SpeechSynthesizerCallback() {                            @Override                            public void onSynthesisBegin() {                                // 开始合成语音                            }                                             @Override                            public void onSynthesisEnd() {                                // 语音合成结束                            }                                             @Override                            public void onSynthesisError(int errorCode) {                                // 处理合成错误                            }                                             @Override                            public void onPlayBegin() {                                // 开始播放语音                            }                                             @Override                            public void onPlayEnd() {                                // 语音播放结束                            }                                             @Override                            public void onPlayError(int errorCode) {                                // 处理播放错误                            }                        });                    }                                     public void giveVoiceFeedback(String feedbackText) {                        speechSynthesizer.speak(feedbackText);                    }                }
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