android 调用系统照相、摄像、录音功能。

package com.zzdts; import java.io.File; import java.text.SimpleDateFormat; import java.util.Calendar; import java.util.Date; import android.app.Activity; import android.content.Intent; import android.database.Cursor; import android.net.Uri; import android.os.Bundle; import android.os.Environment; import android.provider.MediaStore; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.view.View.OnClickListener; import android.widget.Toast; public class RocordActivity extends Activity { /** Called when the activity is first created. */ private static final int RESULT_CAPTURE_IMAGE = 1;//照相的requestCode private static final int REQUEST_CODE_TAKE_VIDEO = 2;//摄像的 private static final int RESULT_CAPTURE_RECORDER_SOUND = 3;//录音的 private String strImgPath = "";//照片文件绝对路径 private String strVideoPath = "";//视频文件绝对路径 private String strRecorderPath = "";//录音文件绝对路径 @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); } @Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { // TODO Auto-generated method stub super.onActivityResult(requestCode, resultCode, data); switch(requestCode){ case RESULT_CAPTURE_IMAGE://拍照 if(resultCode == RESULT_OK){ Toast.makeText(this, strImgPath, Toast.LENGTH_SHORT).show(); } break; case REQUEST_CODE_TAKE_VIDEO://拍摄视频 if(resultCode == RESULT_OK){ Uri uriVideo = data.getData(); Cursor cursor = this.getContentResolver().query(uriVideo, null, null, null, null); if(cursor.moveToNext()){ //_data:文件的绝对路径，_display_name:文件名 strVideoPath = cursor.getString(cursor.getColumnIndex("_data")); Toast.makeText(this, strVideoPath, Toast.LENGTH_SHORT).show(); } } break; case RESULT_CAPTURE_RECORDER_SOUND://录音 if(resultCode == RESULT_OK){ Uri uriRecorder = data.getData(); Cursor cursor = this.getContentResolver().query(uriRecorder, null, null, null, null); if(cursor.moveToNext()){ strRecorderPath = cursor.getString(cursor.getColumnIndex("_data")); Toast.makeText(this, strRecorderPath, Toast.LENGTH_SHORT).show(); } } break; } } //照相功能 private void cameraMethod(){ Intent imageCaptureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE); strImgPath = Environment.getExternalStorageDirectory().toString()+"/CONSDCGMPIC";//存放照片的文件夹 String fileName = new SimpleDateFormat("yyyyMMddHHmmss").format(new Date())+".jpg"; File out = new File(strImgPath); if(!out.exists()){ out.mkdirs(); } out = new File(strImgPath,fileName); strImgPath = strImgPath + fileName;//该照片的绝对路径 Uri uri = Uri.fromFile(out); imageCaptureIntent.putExtra(MediaStore.EXTRA_OUTPUT, uri); imageCaptureIntent.putExtra(MediaStore.EXTRA_VIDEO_QUALITY, 1); startActivityForResult(imageCaptureIntent,RESULT_CAPTURE_IMAGE); } //拍摄视频 private void videoMethod(){ Intent intent = new Intent(MediaStore.ACTION_VIDEO_CAPTURE); intent.putExtra(MediaStore.EXTRA_VIDEO_QUALITY, 0); startActivityForResult(intent,REQUEST_CODE_TAKE_VIDEO); } //录音功能 private void soundRecorderMethod(){ Intent intent = new Intent(Intent.ACTION_GET_CONTENT); intent.setType("audio/amr"); startActivityForResult(intent,RESULT_CAPTURE_RECORDER_SOUND); } @Override public boolean onCreateOptionsMenu(Menu menu) { // TODO Auto-generated method stub super.onCreateOptionsMenu(menu); menu.add(0, 0, 0, "照相"); menu.add(0, 1, 1,"摄像"); menu.add(0, 2, 2,"录音"); menu.add(0, 3, 3, "退出"); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case 0: cameraMethod(); break; case 1: videoMethod(); break; case 2: soundRecorderMethod(); break; case 3: finish(); break; } return super.onOptionsItemSelected(item); } }