因为项目须要,简单开发一个app,集成了拍照、录音、录像功能,数据暂时保存在本地,部分代码展现以下。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); }
- 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); }
- 摄像功能:
private void videoMethod() { Intent intent = new Intent(MediaStore.ACTION_VIDEO_CAPTURE); intent.putExtra(MediaStore.EXTRA_VIDEO_QUALITY, 0); startActivityForResult(intent, REQUEST_CODE_TAKE_VIDEO); }
- 权限设置:
<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>
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页面布局设计:(代码太长,直接上图)
app -
后续考虑将收集到的信息上传到云端,正在努力;工程文件代码ide