About 0.5% faster
Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
---
libavcodec/ffv1.h | 14 ++++----------
1 file changed, 4 insertions(+), 10 deletions(-)
diff --git a/libavcodec/ffv1.h b/libavcodec/ffv1.h
index 7c29d01f51..f0bb19350a 100644
--- a/libavcodec/ffv1.h
+++ b/libavcodec/ffv1.h
@@ -174,19 +174,13 @@ static inline void update_vlc_state(VlcState *const
state, const int v)
count++;
if (drift <= -count) {
- if (state->bias > -128)
- state->bias--;
+ state->bias = FFMAX(state->bias - 1, -128);
- drift += count;
- if (drift <= -count)
- drift = -count + 1;
+ drift = FFMAX(drift + count, -count + 1);
} else if (drift > 0) {
- if (state->bias < 127)
- state->bias++;
+ state->bias = FFMIN(state->bias + 1, 127);
- drift -= count;
- if (drift > 0)
- drift = 0;
+ drift = FFMIN(drift - count, 0);
}
state->drift = drift;
--
2.20.1
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