Android拍照、錄像、錄音代碼範例

importjava.io.File;
importjava.text.SimpleDateFormat;
importjava.util.*;
importandroid.app.*;
importandroid.content.Intent;
importandroid.database.Cursor;
importandroid.net.Uri;
importandroid.os.AsyncTask;
importandroid.os.Bundle;
importandroid.os.Environment;
importandroid.provider.MediaStore;
importandroid.view.*;
importandroid.widget.*;
 
public class RecordActivity extends Activity implements OnClickListener {
 
        private static final int RESULT_CAPTURE_IMAGE = 1;// 照相的requestCode
        private static final int REQUEST_CODE_TAKE_VIDEO = 2;// 攝像的照相的requestCode
        private static final int RESULT_CAPTURE_RECORDER_SOUND = 3;// 錄音的requestCode
        
        private String strImgPath = "";// 照片文件絕對路徑
        private String strVideoPath = "";// 視頻文件的絕對路徑
        private String strRecorderPath = "";// 錄音文件的絕對路徑
 
        @Override
        protected void onCreate(Bundle savedInstanceState) {
                super.onCreate(savedInstanceState);
                this.setContentView(R.layout.problem_report);
        }
 
        @Override
        protected void onActivityResult(int requestCode, int resultCode, Intent data) {
                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://拍攝視頻
                        if(resultCode == RESULT_OK) {
                                Uri uriVideo = data.getData();
                                Cursor cursor=this.getContentResolver().query(uriVideo, null, null, null, null);
                                if(cursor.moveToNext()) {
                                        /** _data：文件的絕對路徑 ，_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://錄音
                        if(resultCode == RESULT_OK) {
                                Uri uriRecorder = data.getData();
                                Cursor cursor=this.getContentResolver().query(uriRecorder, null, null, null, null);
                                if(cursor.moveToNext()) {
                                        /** _data：文件的絕對路徑 ，_display_name：文件名 */
                                        strRecorderPath = cursor.getString(cursor.getColumnIndex("_data"));
                                        Toast.makeText(this, strRecorderPath, Toast.LENGTH_SHORT).show();
                                }
                        }
                        break;
                }
        }              
 
        /**
         * 照相功能
         */
        private void cameraMethod() {
                Intent imageCaptureIntent = newIntent(MediaStore.ACTION_IMAGE_CAPTURE);
                strImgPath = Environment.getExternalStorageDirectory().toString() + "/CONSDCGMPIC/";//存放照片的文件夾
                String fileName = new SimpleDateFormat("yyyyMMddHHmmss").format(newDate()) + ".jpg";//照片命名
                File out = newFile(strImgPath);
                if(!out.exists()) {
                        out.mkdirs();
                }
                out = newFile(strImgPath, fileName);
                strImgPath = strImgPath + fileName;//該照片的絕對路徑
                Uri uri = Uri.fromFile(out);
                imageCaptureIntent.putExtra(MediaStore.EXTRA_OUTPUT, uri);
                imageCaptureIntent.putExtra(MediaStore.EXTRA_VIDEO_QUALITY, 1);
                startActivityForResult(imageCaptureIntent, RESULT_CAPTURE_IMAGE);
 
        }
 
        /**
         * 拍攝視頻
         */
        private void videoMethod() {
                Intent intent = newIntent(MediaStore.ACTION_VIDEO_CAPTURE);
                intent.putExtra(MediaStore.EXTRA_VIDEO_QUALITY, 0);
                startActivityForResult(intent, REQUEST_CODE_TAKE_VIDEO);
        }
 
        /**
         * 錄音功能
         */
        private void soundRecorderMethod() {
                Intent intent = newIntent(Intent.ACTION_GET_CONTENT);
                intent.setType("audio/amr");
                startActivityForResult(intent, RESULT_CAPTURE_RECORDER_SOUND);
        }
 
        /**
         * 提示信息
         * @param text
         * @param duration
         */
        private void showToast(String text, intduration) {
                Toast.makeText(ProblemReport.this, text, duration).show();
        }
}