o Prepare for publishing MediaMetadataRetriever as public API
step one:
o replaced captureFrame with getFrameAtTime
o removed getMode
o Replace MediaMetadataRetriever.captureFrame() with MediaMetadataRetriever.getFrameAtTime()
as part of the preparation for publishing MediaMetadataRetriever as public Java API
o Remove captureFrame from MediaMetadataRetriever.java class
It has been replaced by getFrameAtTime() method
o Replace extractAlbumArt() with getEmbeddedPicture() in MediaMetadataRetriever.java
o Publish MediaMetadataRetriever.java as public API
o Removed setMode() methods and related mode constants
o Removed some of the unused the metadata keys
o Updated the javadoc
o part of a multi-project change.
bug - 3309041
Change-Id: I2efb6e8b8d52897186b016cb4efda6862f5584c4
MediaMetadataRetriever uses a single static lock for all operations.
This effectively serializes all metadata retrieval operations in a
single process. This patch uses the object level lock for all normal
operations and only uses the static lock to serialize calls to
release.
Change-Id: I81c9f234c2f0007a26d18e1398c709b41a4dbbd7
