Module: libav Branch: master Commit: 6cbf2420b95db9c65921c2f1c23105b9f7998338
Author: Mans Rullgard <[email protected]> Committer: Mans Rullgard <[email protected]> Date: Tue Jul 5 15:53:05 2011 +0100 PPC: use Altivec IMDCT only for supported sizes The Altivec IMDCT works with size 32 and higher only. Signed-off-by: Mans Rullgard <[email protected]> --- libavcodec/ppc/fft_altivec.c | 6 ++++-- 1 files changed, 4 insertions(+), 2 deletions(-) diff --git a/libavcodec/ppc/fft_altivec.c b/libavcodec/ppc/fft_altivec.c index 435024a..39830b2 100644 --- a/libavcodec/ppc/fft_altivec.c +++ b/libavcodec/ppc/fft_altivec.c @@ -141,7 +141,9 @@ av_cold void ff_fft_init_altivec(FFTContext *s) { #if HAVE_GNU_AS s->fft_calc = ff_fft_calc_interleave_altivec; - s->imdct_calc = ff_imdct_calc_altivec; - s->imdct_half = ff_imdct_half_altivec; + if (s->mdct_bits >= 5) { + s->imdct_calc = ff_imdct_calc_altivec; + s->imdct_half = ff_imdct_half_altivec; + } #endif } _______________________________________________ libav-commits mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-commits
