Update README

README.md

@@ -19,26 +19,35 @@ You need:
 
 - [VLC](https://www.videolan.org/vlc/)
 - [PyPy](http://pypy.org/) with [pip](https://en.wikipedia.org/wiki/Pip_%28package_manager%29)
-- A copy of the `airtunesd` binary from AppleTV firmware for AppleTV2,1 build 9A334v. Put it in this directory.
+- A copy of the `airtunesd` binary from AppleTV firmware for AppleTV2,1 build 9A334v. Either extract it yourself, or run `get_airtunesd.py`:
+
+```
+pypy -m pip install beautifulsoup4 construct cryptography requests
+
+pypy get_airtunesd.py
+```
 
-Then:
+
+Then you're ready to run *Slave in the Magic Mirror*!
 
 ```
 pypy -m pip install biplist construct cryptography macholib zeroconf
 
 pypy airplay.py
 ```
 
+Start AirPlay on your device and hopefully you'll get something like this:
+
 ![screenshot](https://i.imgur.com/w5hEgsT.png)
 
 
 Known Issues
 ------------
 
 - Audio doesn't work
- - The audio is packed into the MPEG-TS stream (mostly?) to-spec. The problem is no player correctly supports AAC-ELD and LATM...
+ - No media software correctly supports the audio format (AAC-ELD with short frames in LATM in MPEG-TS) despite it all being to-spec -_- FFmpeg/libav is being fixed, so support will reach VLC 'soon'.
 - Rotating the device and launching some games crashes VLC
- - lol
+ - This is fixed in VLC 2.2
 - I've only tested it with iOS 7.1.2
 
 
@@ -54,3 +63,7 @@ Code Overview
 `loader.py` `dyld_info.py` - Mach-O loader and minimal HLE for iOS binaries
 
 `aac.py` `mp4.py` `mpegts.py` - Implementations of bits of ISO/IEC 14496 Part 3, 10 and ISO/IEC 13818 Part 1. Enough to dump the AirPlay packets into a useful container.
+
+`get_airtunesd.py` - A script to download and extract airtunesd from an Apple TV firmware update. Includes minimal implementations of the FileVault and DMG file formats.
+
+`hfs/` - For `get_airtunesd.py`. Simple implementation of the HFS filesystem adapted from [iphone-dataprotection](https://code.google.com/p/iphone-dataprotection/)