avcodec/proresenc_anatoliy: Fix () in macros

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/psymodel: Fix () in AAC_CUTOFF() macro

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
avcodec/rv34: Fix () in GET_PTS_DIFF() macro

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>