[PD] Peeking at a WAV file's headers?

I've built a little patch to read and play stereo WAV files, but soundfiler crashes PD completely and exits if I open a mono WAV file. I'm using read -resize $1 testsampleL testsampleR to read into two arrays. Is there some way in PD to conditionally peek at the WAV header, so that I can do

Re: [PD] Peeking at a WAV file's headers?

there is an external in pd-extended called [wavinfo] ___ PD-list@iem.at mailing list UNSUBSCRIBE and account-management - http://lists.puredata.info/listinfo/pd-list