質問編集履歴
1
wavファイルを保存するソースコードを記載しました
test
CHANGED
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File without changes
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test
CHANGED
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@@ -72,3 +72,184 @@
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72
72
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<files-path name="share" path="."/>
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73
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</paths>
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74
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```
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75
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+
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76
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**RecordFragment**
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77
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```java
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78
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public class RecordFragment extends Fragment {
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79
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80
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private Realm realm;
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81
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private MediaRecorder recorder;
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82
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private long startTime;
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private long diff;
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private final Handler handler = new Handler(Looper.getMainLooper());
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85
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public boolean loop;
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86
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private TextView timerText;
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private String fileName;
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private enum STATE{
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89
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initialize,
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90
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recording,
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91
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pause
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}
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private STATE state;
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private SimpleDateFormat dateFormat = new SimpleDateFormat("yyyyMMddkkmmss");
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private SimpleDateFormat playFormat = new SimpleDateFormat("mm:ss");
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View.OnClickListener buttonListener = new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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99
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if(v == cancelButton){
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clearRecord();
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}else if(v == recordButton){
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startRecord();
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}else if(v == checkButton){
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stopRecord();
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}
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}
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};
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108
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private ImageButton cancelButton;
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private ImageButton recordButton;
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private ImageButton checkButton;
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@Nullable
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@Override
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115
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public void onCreate(Bundle instance){
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super.onCreate(instance);
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realm = Realm.getDefaultInstance();
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}
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public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
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121
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//fragmentのレイアウトを指定する
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return inflater.inflate(R.layout.record_fragment_layout, null);
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}
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public void onViewCreated(View view, Bundle savedInstanceState){
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cancelButton = view.findViewById(R.id.cancelButton);
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switchButton(cancelButton, View.GONE, false);
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recordButton = view.findViewById(R.id.recordButton);
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checkButton = view.findViewById(R.id.checkButton);
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switchButton(checkButton, View.GONE, false);
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cancelButton.setOnClickListener(buttonListener);
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recordButton.setOnClickListener(buttonListener);
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checkButton.setOnClickListener(buttonListener);
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135
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timerText = view.findViewById(R.id.recordTimeView);
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recorder = new MediaRecorder();
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state = STATE.initialize;
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}
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@Override
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public void onStart() {
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super.onStart();
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}
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144
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public void onActivityCreated(Bundle savedInstanceState){
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super.onActivityCreated(savedInstanceState);
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}
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public void startRecord(){
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if(state == STATE.initialize) {
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151
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state = STATE.recording;
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fileName = dateFormat.format(new Date()) + ".wav";
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153
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recorder.setAudioSource(MediaRecorder.AudioSource.MIC);
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154
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recorder.setOutputFormat(MediaRecorder.OutputFormat.DEFAULT);
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155
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recorder.setAudioEncoder(MediaRecorder.AudioEncoder.DEFAULT);
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recorder.setOutputFile(getContext().getFilesDir() + "/audio/" + fileName);
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157
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try {
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recorder.prepare();
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} catch (Exception e) {
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e.printStackTrace();
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}
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TimerThread thread = new TimerThread();
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thread.start();
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loop = true;
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recorder.start();
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switchButton(recordButton, View.GONE, false);
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switchButton(cancelButton, View.VISIBLE, true);
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switchButton(checkButton, View.VISIBLE, true);
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}
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}
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private void clearRecord(){
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recorder.stop();
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recorder.reset();
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loop = false;
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176
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state = STATE.initialize;
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File file = new File(getContext().getFilesDir()+"/audio/"+fileName);
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file.delete();
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179
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if(!file.exists()){
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180
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Log.i("File", "DELETE");
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}
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switchButton(recordButton, View.VISIBLE, true);
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switchButton(cancelButton, View.GONE, false);
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184
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switchButton(checkButton, View.GONE, false);
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185
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timerText.setText(playFormat.format(0));
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186
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}
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187
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188
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private void switchButton(ImageButton button, int visibility, boolean enabled){
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button.setVisibility(visibility);
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190
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button.setEnabled(enabled);
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}
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192
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public void stopRecord(){
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193
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if(state == STATE.initialize) return;
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194
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195
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state = STATE.initialize;
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196
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recorder.stop();
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197
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recorder.reset();
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198
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loop = false;
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199
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200
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File[] list = MainFragment.getCountFile(getContext().getFilesDir()+"/audio/");
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201
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202
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Bundle bundle = new Bundle();
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203
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bundle.putString("fileName", fileName);
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204
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bundle.putLong("playTime", diff);
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205
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realm.executeTransactionAsync(new Realm.Transaction() { //データベースにデータを追加
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206
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@Override
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207
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public void execute(Realm realm) {
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208
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Number maxId = realm.where(AudioInfo.class).max("id"); //データがない場合、nullが帰ってくるので、nullに対応した処理を行う
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209
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int nextId = (maxId == null) ? 0 : maxId.intValue()+1;
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AudioInfo info = realm.createObject(AudioInfo.class, nextId); //createObjectでデータを追加し、追加したデータのモデルを返す
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//追加されたモデルのプロパティに値をセットする
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info.setPlayingTime(diff);
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213
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info.setName(fileName);
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214
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info.setFileSize(10.0);
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215
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}
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216
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});
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217
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//
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218
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// getParentFragmentManager().setFragmentResult("Record", bundle);
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219
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switchButton(recordButton, View.VISIBLE, true);
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220
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switchButton(cancelButton, View.GONE, false);
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221
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switchButton(checkButton, View.GONE, false);
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222
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}
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223
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+
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224
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225
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+
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226
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227
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public class TimerThread extends Thread{
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228
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@Override
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229
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public void run() {
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230
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startTime = System.currentTimeMillis();
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231
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while(loop){
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232
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try{
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233
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Thread.sleep(20);
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234
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}catch (InterruptedException e){
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235
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e.printStackTrace();
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236
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}
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237
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handler.post(new Runnable() {
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238
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@Override
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239
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public void run() {
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240
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diff = System.currentTimeMillis() - startTime;
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241
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timerText.setText(playFormat.format(diff));
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242
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}
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243
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});
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244
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}
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245
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handler.post(new Runnable() {
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246
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@Override
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247
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public void run() {
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248
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timerText.setText(playFormat.format(0));
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249
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}
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250
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});
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251
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+
}
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252
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+
}
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253
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+
}
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254
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+
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255
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+
```
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