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| author | Rostislav Pehlivanov <atomnuker@gmail.com> | 2017-09-28 22:39:36 +0100 |
|---|---|---|
| committer | Rostislav Pehlivanov <atomnuker@gmail.com> | 2017-09-28 22:41:08 +0100 |
| commit | 05dfa21d47f35f394938653abcab8b3baa3bc999 (patch) | |
| tree | 024a2afb1a9c5987e49b3021ada43459fb4fc61b /libavcodec/opus_pvq.c | |
| parent | d81b34069e80cb04160689ef5a160b9aee858257 (diff) | |
| download | ffmpeg-05dfa21d47f35f394938653abcab8b3baa3bc999.tar.gz | |
opus_pvq: make max_den a float
Prevents int->float conversions on every loop.
Performance gain on synthetic benchmarks: 13%.
Suggested by kamedo2.
Signed-off-by: Rostislav Pehlivanov <atomnuker@gmail.com>
Diffstat (limited to 'libavcodec/opus_pvq.c')
| -rw-r--r-- | libavcodec/opus_pvq.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/libavcodec/opus_pvq.c b/libavcodec/opus_pvq.c index 2fb276099b..f98b85d36f 100644 --- a/libavcodec/opus_pvq.c +++ b/libavcodec/opus_pvq.c @@ -381,8 +381,9 @@ static float ppp_pvq_search_c(float *X, int *y, int K, int N) } while (K) { - int max_idx = 0, max_den = 1, phase = FFSIGN(K); + int max_idx = 0, phase = FFSIGN(K); float max_num = 0.0f; + float max_den = 1.0f; y_norm += 1.0f; for (i = 0; i < N; i++) { |