Android实现拍照、录像、录音代码范例

package com.cons.dcg.collect;import java.io.File;import java.text.SimpleDateFormat;import java.util.*;import android.app.*;import android.content.Intent;import android.database.Cursor;import android.net.Uri;import android.os.AsyncTask;import android.os.Bundle;import android.os.Environment;import android.provider.MediaStore;import android.view.*;import android.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;// 摄像的照相的requestCode    private static final int RESULT_CAPTURE_RECORDER_SOUND = 3;// 录音的requestCode    private String strImgPath = "";// 照片文件绝对路径    private String strVideoPath = "";// 视频文件的绝对路径    private String strRecorderPath = "";// 录音文件的绝对路径     @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()) {                    /** _data：文件的绝对路径 ，_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 = 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";//照片命名        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);    }     /**     * 提示信息     * @param text     * @param duration     */    private void showToast(String text, int duration) {        Toast.makeText(ProblemReport.this, text, duration).show();    }}