Reduce calls to gme_set_equalizer in I_LoadSong by moving it to I_PlaySong. Return false if it fails to decompress VGZ data in some form.
Use SAMPLERATE for consistency with the rest of the code
Don't start a gme track early in
I_LoadSong: Fixes a bug that existed since 2.1.21! Which would cause the game to crash sometimes, and was only reported recently due to how more common the format usage became.
https://mb.srb2.org/showthread.php?t=47653 for example of a reported case.