拍照失败的原因有以下几种情况:
原因一:
没有获取相机权限,调起相机失败;
if (ContextCompat.checkSelfPermission(baseActivity, Manifest.permission.CAMERA) != PackageManager.PERMISSION_GRANTED){// 进入这儿表示没有权限if (ActivityCompat.shouldShowRequestPermissionRationale(baseActivity, Manifest.permission.CAMERA)) {// 提示已经禁止//ToastUtil.longToast(mContext, getString(R.string.you_have_cut_down_the_permission));} else {ActivityCompat.requestPermissions(baseActivity, new String[]{Manifest.permission.CAMERA}, 100);}}
原因二:
Android7.0版本:没做适配,具体代码在后面我会贴上我之前的博客
原因三:
以上都完成的情况下,拍照成功以后调起裁剪的时候 ,拿不到照片,显示加载失败。
这时候你可以看看自己的代码中有没有申请存储权限,这权限很容易疏忽导致一直拿不到图片,往往在相机回调的情况下intent返回拿到的又是空值,就容易在这纠结。其实相机回调一些手机intent值本就是返回空值null,所以我们都是通过路径拿到之前你拍成功的图片。
//获取存储权限if (Build.VERSION.SDK_INT > Build.VERSION_CODES.LOLLIPOP) {if (ActivityCompat.checkSelfPermission(baseActivity, Manifest.permission.WRITE_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) {if (ActivityCompat.shouldShowRequestPermissionRationale(baseActivity, Manifest.permission.WRITE_EXTERNAL_STORAGE)) {// 提示已经禁止} else {ActivityCompat.requestPermissions(baseActivity, PERMISSIONS_STORAGE, REQUEST_PERMISSION_CODE);}} else {Intent takePictureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);if (takePictureIntent.resolveActivity(baseActivity.getPackageManager()) != null) {Uri fileUri = FileProvider7.getUriForFile(baseActivity, file);takePictureIntent.putExtra(MediaStore.EXTRA_OUTPUT, fileUri);baseActivity.startActivityForResult(takePictureIntent, TAKE_PICTURE);}}} else {Intent takePictureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);if (takePictureIntent.resolveActivity(baseActivity.getPackageManager()) != null) {Uri fileUri = FileProvider7.getUriForFile(baseActivity, file);takePictureIntent.putExtra(MediaStore.EXTRA_OUTPUT, fileUri);baseActivity.startActivityForResult(takePictureIntent, TAKE_PICTURE);}}}
然后具体上传头的代码可以参考这篇博客:/Lemon_wzq/article/details/95932740