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荣欣建设集团有限公司网站,用凡科帮别人做网站,山东省住房和城乡建设厅官方网站,WordPress上不了前言 在项目研发中#xff0c;相信大家都遇到过给用户增加头像照片的需求。 随着手机版本的不断更新#xff0c;android 8、android 9、android 10、android 12、android 13、鸿蒙系统等等#xff1b;遇到这个功能需求#xff0c;大家肯定会想#xff0c;“这还不好写相信大家都遇到过给用户增加头像照片的需求。 随着手机版本的不断更新android 8、android 9、android 10、android 12、android 13、鸿蒙系统等等遇到这个功能需求大家肯定会想“这还不好写 之前就已经写过了。” 把老项目跑了一遍之后发现无法运行。要不大多数就会出现奔溃的情况 这也就遇到常见的 高版本适配情况以及针对不同版本该如何处理 碰到这种情况也不要慌张博主将为大家推出两篇热乎连载篇。从两个不同开发场景下来给大家分享两篇文章来更加详细的了解该如何去实现【特此来记录】 本篇将为大家详细讲解如何调用摄像头拍照 选择相册并裁剪图片。 效果 实测android 8、android 9、android 11、android 13、鸿蒙系统均有效 手机机型分别为OPPO、华为、VIVO手机。 对于效果演示将单独拿出两个来举例 VIVO android 13华为 鸿蒙系统2.0.1 vivo华为 功能 动态申请拍照读写权限自定义弹出框调用系统相机拍照 3.1 调用系统相机申请拍照权限回调 3.2 拍照完成回调自动获取sdk权限 4.1 访问相册完成回调 具体实现 .gradle配置文件 AndroidManifest文件 uses-permission android:nameandroid.permission.CAMERA / uses-permission android:nameandroid.permission.READ_EXTERNAL_STORAGE / uses-permission android:nameandroid.permission.WRITE_EXTERNAL_STORAGE /providerandroid:nameandroidx.core.content.FileProviderandroid:authoritiescom.harry.takepicture.providerandroid:exportedfalseandroid:grantUriPermissionstruemeta-dataandroid:nameandroid.support.FILE_PROVIDER_PATHSandroid:resourcexml/filepaths / /providerfilepaths.xml文件 ?xml version1.0 encodingutf-8? pathspathsexternal-pathnamecamera_photospath //pathsexternal-path namerc_external_path path.//paths/*** author 拉莫帅* date 2023/4/01* address* Desc TakePicture 上传头像/ public class MainActivity extends BaseActivity implements View.OnClickListener {public static String[] permission {Manifest.permission.WRITE_EXTERNAL_STORAGE,Manifest.permission.ACCESS_COARSE_LOCATION,Manifest.permission.READ_EXTERNAL_STORAGE,Manifest.permission.CAMERA};private CircleImg img;private View view;private String BaseUrl ;private Uri newUri;private File outputImage;private Uri cropImageUri;private File fileCropUri;//裁剪的照片private Uri imageUri;//拍照所得到的图像的保存路径private static final int OUTPUT_X 295;private static final int OUTPUT_Y 413;private static final int CODE_GALLERY_REQUEST 0xa0;private static final int CODE_CAMERA_REQUEST 0xa1;private static final int CODE_RESULT_REQUEST 0xa2;private static final int REQUESTCODE_CUTTING 0xa3;private static final int CAMERA_PERMISSIONS_REQUEST_CODE 0x03;private static final int STORAGE_PERMISSIONS_REQUEST_CODE 0x04;Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setStatusBg(1);AppUtils.requestPermission(permission);img findViewById(R.id.userinfo_iv_head);img.setOnClickListener(this);}Overrideprotected View addContentLayout() {view getLayoutInflater().inflate(R.layout.activity_main, contentLayout, false);return view;}Overridepublic void onClick(View v) {switch (v.getId()) {case R.id.userinfo_iv_head:select();break;case R.id.rl_head_camera:takePhoto();AppUtils.dismiss();break;case R.id.rl_head_photo:autoObtainStoragePermission();AppUtils.dismiss();break;case R.id.rl_head_cancel:AppUtils.dismiss();break;}}private void select() { AppUtils.selectPhoto(MainActivity.this, R.layout.dialog_head, R.layout.activity_main, this);}/** 拍照** param/private void takePhoto() {if (ContextCompat.checkSelfPermission(this, Manifest.permission.CAMERA) ! PackageManager.PERMISSION_GRANTED|| ContextCompat.checkSelfPermission(this, Manifest.permission.READ_EXTERNAL_STORAGE) ! PackageManager.PERMISSION_GRANTED) {if (ActivityCompat.shouldShowRequestPermissionRationale(this, Manifest.permission.CAMERA)) {ToastUtils.showShort(this, 您已经拒绝过一次);}ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.CAMERA, Manifest.permission.READ_EXTERNAL_STORAGE}, CAMERA_PERMISSIONS_REQUEST_CODE);} else {//有权限直接调用系统相机拍照if (AppUtils.hasSdcard()) {outputImage new File(Environment.getExternalStorageDirectory().getPath(), System.currentTimeMillis() .jpg);//通过FileProvider创建一个content类型的Uriif (Build.VERSION.SDK_INT Build.VERSION_CODES.N) {imageUri FileProvider.getUriForFile(this, com.harry.takepicture.provider, outputImage);} else {imageUri Uri.fromFile(outputImage);}PhotoUtils.takePicture(this, imageUri, CODE_CAMERA_REQUEST); } else {ToastUtils.showShort(this, 设备没有SD卡);}}}Overridepublic void onRequestPermissionsResult(int requestCode, NonNull String[] permissions, NonNull int[] grantResults) {super.onRequestPermissionsResult(requestCode, permissions, grantResults);switch (requestCode) {//调用系统相机申请拍照权限回调case CAMERA_PERMISSIONS_REQUEST_CODE: {if (grantResults.length 0 grantResults[0] PackageManager.PERMISSION_GRANTED) {if (AppUtils.hasSdcard()) {if (Build.VERSION.SDK_INT Build.VERSION_CODES.N) {imageUri FileProvider.getUriForFile(MainActivity.this, com.harry.takepicture.provider, outputImage);} else {imageUri Uri.fromFile(outputImage);}PhotoUtils.takePicture(this, imageUri, CODE_CAMERA_REQUEST); } else {ToastUtils.showShort(this, 设备没有SD卡);}} else {ToastUtils.showShort(this, 请允许打开相机);}break;}}}/** 自动获取sdk权限/private void autoObtainStoragePermission() {if (ContextCompat.checkSelfPermission(this, Manifest.permission.READ_EXTERNAL_STORAGE) ! PackageManager.PERMISSION_GRANTED) {ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.READ_EXTERNAL_STORAGE}, STORAGE_PERMISSIONS_REQUEST_CODE);} else {PhotoUtils.openPic(this, CODE_GALLERY_REQUEST);}}Overrideprotected void onActivityResult(int requestCode, int resultCode, Intent data) {super.onActivityResult(requestCode, resultCode, data);if (resultCode RESULT_OK) {fileCropUri new File(Environment.getExternalStorageDirectory(), System.currentTimeMillis() .jpg);switch (requestCode) {//拍照完成回调case CODE_CAMERA_REQUEST:if (Build.VERSION.SDK_INT Build.VERSION_CODES.N) {Uri contentUri FileProvider.getUriForFile(this, com.harry.takepicture.provider, outputImage);cropPhoto(contentUri);} else {imageUri Uri.fromFile(outputImage);cropPhoto(imageUri);}//访问相册完成回调case CODE_GALLERY_REQUEST:if (AppUtils.hasSdcard()) {cropImageUri Uri.fromFile(fileCropUri);if (data null) {return;} else {newUri getUri(data);}PhotoUtils.cropImageUri(this, newUri, cropImageUri, 1, 1, OUTPUT_X, OUTPUT_Y, CODE_RESULT_REQUEST);} else {ToastUtils.showShort(this, 设备没有SD卡);}break;case REQUESTCODE_CUTTING:if (data ! null) {setPicToView(data);}break;case CODE_RESULT_REQUEST:String a cropImageUri.getPath();Log.e(tb, a— a);Bitmap bitmap PhotoUtils.getBitmapFromUri(cropImageUri, this);if (bitmap ! null) {File file new File(a);Log.e(tb, file————————– file);BaseUrl Base64Utils.getImageStr(file);Log.e(tb, BaseUrl————————– BaseUrl);showImages(bitmap, a);}break;default:}}}private void setPicToView(Intent picdata) {Bundle extras picdata.getExtras();if (extras ! null) {// 取得SDCard图片路径做显示Bitmap photo extras.getParcelable(data);String saveFile FileUtil.saveFile(this, crop, photo);if (photo ! null) {File file new File(saveFile);Log.e(tb, file————————– file);BaseUrl Base64Utils.getImageStr(file);Log.e(tb, BaseUrl————————– BaseUrl);showImages(photo, saveFile);}}}/** 裁剪* * param uri/private void cropPhoto(Uri uri) {Intent intent new Intent(com.android.camera.action.CROP);intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);intent.addFlags(Intent.FLAG_GRANT_WRITE_URI_PERMISSION);intent.setDataAndType(uri, image/);intent.putExtra(crop, true);intent.putExtra(aspectX, 1);intent.putExtra(aspectY, 1);intent.putExtra(outputX, 300);intent.putExtra(outputY, 300);intent.putExtra(return-data, true);Log.e(tag, intent intent);startActivityForResult(intent, REQUESTCODE_CUTTING);}/*** 展示* * param bitmap* param urlpath/private void showImages(Bitmap bitmap, String urlpath) {Drawable drawable new BitmapDrawable(null, bitmap);Log.e(tag, urlPath urlpath);img.setImageDrawable(drawable);}/** 解决手机上获取图片路径为null的情况** param intent* return*/public Uri getUri(android.content.Intent intent) {Uri uri intent.getData();String type intent.getType();if (uri.getScheme().equals(file) (type.contains(image/))) {String path uri.getEncodedPath();if (path ! null) {path Uri.decode(path);ContentResolver cr this.getContentResolver();StringBuffer buff new StringBuffer();buff.append(().append(MediaStore.Images.ImageColumns.DATA).append().append( path ).append());Cursor cur cr.query(MediaStore.Images.Media.EXTERNAL_CONTENT_URI,new String[]{MediaStore.Images.ImageColumns._ID},buff.toString(), null, null);int index 0;for (cur.moveToFirst(); !cur.isAfterLast(); cur.moveToNext()) {index cur.getColumnIndex(MediaStore.Images.ImageColumns._ID);// set _id valueindex cur.getInt(index);}if (index 0) {// do nothing} else {Uri uri_temp Uri.parse(content://media/external/images/media/ index);if (uri_temp ! null) {uri uri_temp;}}}}return uri;} }总结 到这里就结束了。看到这里关于上传头像的具体流程也已经清楚最主要的代码也已经给大家粘贴了过来。 完整版源码下载地址Android 调用相机拍照 选择相册 数码相机 感兴趣的小伙伴们大家赶快去测试一下吧。