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Commit a13846dd authored by RoboErik's avatar RoboErik
Browse files

Update metadata artwork and uri docs 

This updates the Javadoc on the bitmap and uri fields to strongly
suggest Uris be used for high res artwork and strongly suggest Uris
use the content: style and support EXTRA_SIZE.

Change-Id: If4c38bfec20d049473457784b1b56fa4d78abe5e
parent 3e0cfcda

media/java/android/media/MediaMetadata.java

+29 −0
Original line number Diff line number Diff line
@@ -122,6 +122,10 @@ public final class MediaMetadata implements Parcelable { 


    /**

     * The artwork for the media as a {@link Bitmap}.

     * <p>

     * The artwork should be relatively small and may be scaled down by the

     * system if it is too large. For higher resolution artwork

     * {@link #METADATA_KEY_ART_URI} should be used instead.

     */

    public static final String METADATA_KEY_ART = "android.media.metadata.ART";
@@ -129,12 +133,20 @@ public final class MediaMetadata implements Parcelable { 
     * The artwork for the media as a Uri formatted String. The artwork can be

     * loaded using a combination of {@link ContentResolver#openInputStream} and

     * {@link BitmapFactory#decodeStream}.

     * <p>

     * For the best results, Uris should use the content:// style and support

     * {@link ContentResolver#EXTRA_SIZE} for retrieving scaled artwork through

     * {@link ContentResolver#openTypedAssetFileDescriptor(Uri, String, Bundle)}.

     */

    public static final String METADATA_KEY_ART_URI = "android.media.metadata.ART_URI";



    /**

     * The artwork for the album of the media's original source as a

     * {@link Bitmap}.

     * <p>

     * The artwork should be relatively small and may be scaled down by the

     * system if it is too large. For higher resolution artwork

     * {@link #METADATA_KEY_ALBUM_ART_URI} should be used instead.

     */

    public static final String METADATA_KEY_ALBUM_ART = "android.media.metadata.ALBUM_ART";
@@ -143,6 +155,10 @@ public final class MediaMetadata implements Parcelable { 
     * formatted String. The artwork can be loaded using a combination of

     * {@link ContentResolver#openInputStream} and

     * {@link BitmapFactory#decodeStream}.

     * <p>

     * For the best results, Uris should use the content:// style and support

     * {@link ContentResolver#EXTRA_SIZE} for retrieving scaled artwork through

     * {@link ContentResolver#openTypedAssetFileDescriptor(Uri, String, Bundle)}.

     */

    public static final String METADATA_KEY_ALBUM_ART_URI = "android.media.metadata.ALBUM_ART_URI";
@@ -188,6 +204,10 @@ public final class MediaMetadata implements Parcelable { 
     * An icon or thumbnail that is suitable for display to the user. When

     * displaying an icon for media described by this metadata this should be

     * preferred to other fields if present. This must be a {@link Bitmap}.

     * <p>

     * The icon should be relatively small and may be scaled down by the system

     * if it is too large. For higher resolution artwork

     * {@link #METADATA_KEY_DISPLAY_ICON_URI} should be used instead.

     */

    public static final String METADATA_KEY_DISPLAY_ICON

            = "android.media.metadata.DISPLAY_ICON";
@@ -199,6 +219,10 @@ public final class MediaMetadata implements Parcelable { 
     * fields when present. The icon can be loaded using a combination of

     * {@link ContentResolver#openInputStream} and

     * {@link BitmapFactory#decodeStream}.

     * <p>

     * For the best results, Uris should use the content:// style and support

     * {@link ContentResolver#EXTRA_SIZE} for retrieving scaled artwork through

     * {@link ContentResolver#openTypedAssetFileDescriptor(Uri, String, Bundle)}.

     */

    public static final String METADATA_KEY_DISPLAY_ICON_URI

            = "android.media.metadata.DISPLAY_ICON_URI";
@@ -602,6 +626,11 @@ public final class MediaMetadata implements Parcelable { 
         * <li>{@link #METADATA_KEY_DISPLAY_DESCRIPTION}</li>

         * <li>{@link #METADATA_KEY_DISPLAY_ICON_URI}</li>

         * </ul>

         * <p>

         * Uris for artwork should use the content:// style and support

         * {@link ContentResolver#EXTRA_SIZE} for retrieving scaled artwork

         * through {@link ContentResolver#openTypedAssetFileDescriptor(Uri,

         * String, Bundle)}.

         *

         * @param key The key for referencing this value

         * @param value The String value to store