httplive: Support embedded images in audio-only playlist

- parse the embedded image from mpeg2-ts with ID3 extractor
- decode the image to RGB565 format with jpeglib
- use nativewindow to display the decoded image during audio only
  playback

CRs-Fixed: 768942
Change-Id: I5e7a18a5af1c6e7bc816d6876efecc1cd0e66574