avcodec/aacenc: dont use global quality if its negative

Some applications used a negative value as default for "not set"

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-05-24 20:32:37 +02:00
parent 81aa0f4604
commit 9a7d332b92