diff options
| author | Michael Niedermayer <michaelni@gmx.at> | 2014-03-05 14:17:55 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2014-03-05 14:20:03 +0100 |
| commit | 100e8f8b67b40ea1bcc858df5ee8e50012c0959d (patch) | |
| tree | 042f9cba02e53a8bef0ab5deb60312a3cdf5c626 /libavcodec/ra144enc.c | |
| parent | 93c4cd618cd2222a2f1594f19a063e2d8d955483 (diff) | |
| download | ffmpeg-100e8f8b67b40ea1bcc858df5ee8e50012c0959d.tar.gz | |
avcodec/ra144enc: avoid calling emms when the SSE2 version is used
emms is a rather slow operation
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/ra144enc.c')
| -rw-r--r-- | libavcodec/ra144enc.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/libavcodec/ra144enc.c b/libavcodec/ra144enc.c index cafedda8c1..7f7c9f39b7 100644 --- a/libavcodec/ra144enc.c +++ b/libavcodec/ra144enc.c @@ -34,7 +34,7 @@ #include "mathops.h" #include "put_bits.h" #include "ra144.h" - +#include "libavutil/x86/cpu.h" static av_cold int ra144_encode_close(AVCodecContext *avctx) { @@ -376,7 +376,8 @@ static void ra144_encode_subblock(RA144Context *ractx, ff_copy_and_dup(ractx->buffer_a, ractx->adapt_cb, cba_idx + BLOCKSIZE / 2 - 1); m[0] = (ff_irms(&ractx->dsp, ractx->buffer_a) * rms) >> 12; - emms_c(); + if (!EXTERNAL_SSE2(av_get_cpu_flags())) + emms_c(); } fixed_cb_search(work + LPC_ORDER, coefs, data, cba_idx, &cb1_idx, &cb2_idx); for (i = 0; i < BLOCKSIZE; i++) { |