Codec benchmark library update

 - Redesigned a file streamer
 - Added encoder benchmarks for video and audio files
   - Block Model, Large Audio APIs
 - Added encoder benchmark using MediaRecorder
 - Updated transcoders to transcode video and audio
   - audio transcodes updates using Large audio API,
     Block model APIs etc

Bug: 414807919
Test: Manual
Flag: EXEMPT Does not affect any framework code.

Change-Id: I43e8da65963f607dd0f46ea28805fa7b83e294cc