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| author | Mans Rullgard <mans@mansr.com> | 2011-07-05 15:53:05 +0100 |
|---|---|---|
| committer | Mans Rullgard <mans@mansr.com> | 2011-07-05 16:01:56 +0100 |
| commit | 6cbf2420b95db9c65921c2f1c23105b9f7998338 (patch) | |
| tree | aac8500ba4baed05c978b60fd1fddeaa91f94b93 /libavcodec/ppc | |
| parent | 65614321db88fc52100db9d7ca1a3e1eee762729 (diff) | |
| download | ffmpeg-6cbf2420b95db9c65921c2f1c23105b9f7998338.tar.gz | |
PPC: use Altivec IMDCT only for supported sizes
The Altivec IMDCT works with size 32 and higher only.
Signed-off-by: Mans Rullgard <mans@mansr.com>
Diffstat (limited to 'libavcodec/ppc')
| -rw-r--r-- | 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 435024a0cb..39830b29a0 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 } |