diff options
| author | Michael Niedermayer <michael@niedermayer.cc> | 2016-03-04 15:39:55 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2016-03-04 16:05:47 +0100 |
| commit | 305344d89e21ed11c74274167cf597f151778c42 (patch) | |
| tree | 56d6dd9315aa040e71a8b229f3215b5d9821acf1 /libavcodec/x86 | |
| parent | ae76b842213380758adf4828b8602ac57a7492e4 (diff) | |
avcodec/fft: Add revtab32 for FFTs with more than 65536 samples
x86 optimizations are used only for the cases they support (<=65536 samples)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/x86')
| -rw-r--r-- | libavcodec/x86/fft_init.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libavcodec/x86/fft_init.c b/libavcodec/x86/fft_init.c index 5085f11380..337f32d6f7 100644 --- a/libavcodec/x86/fft_init.c +++ b/libavcodec/x86/fft_init.c @@ -26,6 +26,9 @@ av_cold void ff_fft_init_x86(FFTContext *s) { int cpu_flags = av_get_cpu_flags(); + if (s->nbits > 16) + return; + #if ARCH_X86_32 if (EXTERNAL_AMD3DNOW(cpu_flags)) { /* 3DNow! for K6-2/3 */ |