因爲項目須要,簡單開發一個app,集成了拍照、錄音、錄像功能,數據暫時保存在本地,部分代碼展現以下。android
- 拍照功能:
private void cameraMethod() { Intent imageCaptureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE); strImgPath = Environment.getExternalStorageDirectory().toString() + "/CONSDCGMPIC/";//存放照片的文件夾 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;//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); }
- 錄音功能:
private void soundRecorderMethod() { Intent intent = new Intent(Intent.ACTION_GET_CONTENT); intent.setType("audio/amr"); startActivityForResult(intent, RESULT_CAPTURE_RECORDER_SOUND); }
- 攝像功能:
private void videoMethod() { Intent intent = new Intent(MediaStore.ACTION_VIDEO_CAPTURE); intent.putExtra(MediaStore.EXTRA_VIDEO_QUALITY, 0); startActivityForResult(intent, REQUEST_CODE_TAKE_VIDEO); }
- 權限設置:
<uses-permission android:name="android.permission.FOREGROUND_SERVICE" /> <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"></uses-permission> <uses-permission android:name="android.permission.MOUNT_UNMOUNT_FILESYSTEMS" ></uses-permission> <uses-permission android:name="android.permission.RECORD_AUDIO"></uses-permission> <uses-permission android:name="android.permission.CAMERA"></uses-permission>
-
頁面佈局設計:(代碼太長,直接上圖)
app -
後續考慮將收集到的信息上傳到雲端,正在努力;工程文件代碼ide