com.serenegiant.media

Class MediaStoreHelper

java.lang.Object

com.serenegiant.media.MediaStoreHelper

public class MediaStoreHelper
extends java.lang.Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	MediaStoreHelper.ImageLoader Runnable to load image asynchronously
protected static class	MediaStoreHelper.LoaderDrawable LoaderDrawable is a descendent of Drawable to load image asynchronusly and draw We want to use BitmapDrawable but we can't because it has no public/protected method to set Bitmap after construction.
static class	MediaStoreHelper.MediaInfo

Field Summary

Fields

Modifier and Type	Field and Description
static int	MEDIA_ALL
static int	MEDIA_IMAGE
protected static int	MEDIA_TYPE_NUM
static int	MEDIA_VIDEO
protected static int	PROJ_INDEX_DATA
protected static int	PROJ_INDEX_DISPLAY_NAME
protected static int	PROJ_INDEX_HEIGHT
protected static int	PROJ_INDEX_ID
protected static int	PROJ_INDEX_MEDIA_TYPE
protected static int	PROJ_INDEX_MIME_TYPE
protected static int	PROJ_INDEX_TITLE
protected static int	PROJ_INDEX_WIDTH
protected static java.lang.String[]	PROJ_MEDIA
protected static android.net.Uri	QUERY_URI
protected static java.lang.String	SELECTION_MEDIA_ALL
protected static java.lang.String	SELECTION_MEDIA_IMAGE
protected static java.lang.String	SELECTION_MEDIA_VIDEO
protected static java.lang.String[]	SELECTIONS

Constructor Summary

Constructors

Constructor and Description
MediaStoreHelper()

Method Summary

Modifier and Type	Method and Description
protected static int	calcSampleSize(android.graphics.BitmapFactory.Options options, int requestWidth, int requestHeight) calculate maximum sub-sampling size that the image size is greater or equal to requested size
protected static android.graphics.Bitmap	getImage(android.content.ContentResolver cr, long id, int requestWidth, int requestHeight)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

MEDIA_ALL

public static final int MEDIA_ALL

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Constant Field Values

MEDIA_IMAGE

public static final int MEDIA_IMAGE

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Constant Field Values

MEDIA_VIDEO

public static final int MEDIA_VIDEO

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Constant Field Values

MEDIA_TYPE_NUM

protected static final int MEDIA_TYPE_NUM

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Constant Field Values

PROJ_MEDIA

protected static final java.lang.String[] PROJ_MEDIA

SELECTION_MEDIA_ALL

protected static final java.lang.String SELECTION_MEDIA_ALL

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Constant Field Values

SELECTION_MEDIA_IMAGE

protected static final java.lang.String SELECTION_MEDIA_IMAGE

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Constant Field Values

SELECTION_MEDIA_VIDEO

protected static final java.lang.String SELECTION_MEDIA_VIDEO

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Constant Field Values

SELECTIONS

protected static final java.lang.String[] SELECTIONS

PROJ_INDEX_ID

protected static final int PROJ_INDEX_ID

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Constant Field Values

PROJ_INDEX_TITLE

protected static final int PROJ_INDEX_TITLE

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Constant Field Values

PROJ_INDEX_MEDIA_TYPE

protected static final int PROJ_INDEX_MEDIA_TYPE

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Constant Field Values

PROJ_INDEX_MIME_TYPE

protected static final int PROJ_INDEX_MIME_TYPE

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Constant Field Values

PROJ_INDEX_DATA

protected static final int PROJ_INDEX_DATA

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Constant Field Values

PROJ_INDEX_DISPLAY_NAME

protected static final int PROJ_INDEX_DISPLAY_NAME

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Constant Field Values

PROJ_INDEX_WIDTH

protected static final int PROJ_INDEX_WIDTH

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Constant Field Values

PROJ_INDEX_HEIGHT

protected static final int PROJ_INDEX_HEIGHT

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Constant Field Values

QUERY_URI

protected static final android.net.Uri QUERY_URI

Constructor Detail

MediaStoreHelper

public MediaStoreHelper()

Method Detail

getImage

protected static final android.graphics.Bitmap getImage(android.content.ContentResolver cr,
                                                        long id,
                                                        int requestWidth,
                                                        int requestHeight)
                                                 throws java.io.IOException

Throws:

java.io.IOException

calcSampleSize

protected static final int calcSampleSize(android.graphics.BitmapFactory.Options options,
                                          int requestWidth,
                                          int requestHeight)

calculate maximum sub-sampling size that the image size is greater or equal to requested size

Parameters:

options -

requestWidth -

requestHeight -

Returns:

maximum sub-sampling size