MediaStore.Images.Media
public static final class MediaStore.Images.Media
extends Object implements MediaStore.Images.ImageColumns
摘要(Summary)
公共方法(Public methods) |
static final Bitmap |
getBitmap(ContentResolver cr, Uri url) 以 Bitmap检索给定网址的 Bitmap 。 |
static Uri |
getContentUri(String volumeName) 获取给定卷上图像媒体表的content:// style URI。 |
static final String |
insertImage(ContentResolver cr, String imagePath, String name, String description) 插入图像并为其创建缩略图。 |
static final String |
insertImage(ContentResolver cr, Bitmap source, String title, String description) 插入图像并为其创建缩略图。 |
static final Cursor |
query(ContentResolver cr, Uri uri, String[] projection) |
static final Cursor |
query(ContentResolver cr, Uri uri, String[] projection, String where, String orderBy) |
static final Cursor |
query(ContentResolver cr, Uri uri, String[] projection, String selection, String[] selectionArgs, String orderBy) |
常量(Constants)
CONTENT_TYPE
String CONTENT_TYPE
这个图像目录的MIME类型。 请注意,根据需要,此目录中的每个条目都将具有标准图像MIME类型 - 例如image / jpeg。
常量值:“vnd.android.cursor.dir / image”
DEFAULT_SORT_ORDER
String DEFAULT_SORT_ORDER
此表的默认排序顺序
常量值:“bucket_display_name”
Fields
EXTERNAL_CONTENT_URI
Uri EXTERNAL_CONTENT_URI
内容://“主”外部存储卷的样式URI。
INTERNAL_CONTENT_URI
Uri INTERNAL_CONTENT_URI
内容://内部存储的样式URI。
Public constructors
MediaStore.Images.Media
MediaStore.Images.Media ()
公共方法(Public methods)
getContentUri
Uri getContentUri (String volumeName)
获取给定卷上图像媒体表的content:// style URI。
| 参数(Parameters) |
volumeName |
String: the name of the volume to get the URI for |
| 返回(Returns) |
Uri |
the URI to the image media table on the given volume |
insertImage
String insertImage (ContentResolver cr,
String imagePath,
String name,
String description)
插入图像并为其创建缩略图。
| 参数(Parameters) |
cr |
ContentResolver: The content resolver to use |
imagePath |
String: The path to the image to insert |
name |
String: The name of the image |
description |
String: The description of the image |
| 返回(Returns) |
String |
The URL to the newly created image |
insertImage
String insertImage (ContentResolver cr,
Bitmap source,
String title,
String description)
插入图像并为其创建缩略图。
| 参数(Parameters) |
cr |
ContentResolver: The content resolver to use |
source |
Bitmap: The stream to use for the image |
title |
String: The name of the image |
description |
String: The description of the image |
| 返回(Returns) |
String |
The URL to the newly created image, or null if the image failed to be stored for any reason. |