aacparse: Does not rezognize HE-AAC v2 stream

Submitted by Olivier Crête @ocrete

Link to original bug (#771994)

Description

Created attachment 336277
ADTS AAC sample file

It seems that our parser can't recognize the HE-AAC v2 profile

The attached sample file was created with:
ffmpeg -i 45s-48khz-16bit-2ch.wav -c:a libfdk_aac -profile:a aac_he_v2 -b:a 48k 45s-48khz-16bit-2ch-48kbps.aac

Attachment 336277, "ADTS AAC sample file":
45s-48khz-16bit-2ch-48kbps.aac