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Linshizhi
ffmpeg.wasm-core
Commits
b7c19aee
Commit
b7c19aee
authored
Feb 18, 2015
by
Michael Niedermayer
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avcodec/wavpack: Add () to protect the arguments of UPDATE_WEIGHT_CLIP()
Signed-off-by:
Michael Niedermayer
<
michaelni@gmx.at
>
parent
dfc2a398
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wavpack.h
libavcodec/wavpack.h
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libavcodec/wavpack.h
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b7c19aee
...
@@ -104,15 +104,15 @@ typedef struct WvChannel {
...
@@ -104,15 +104,15 @@ typedef struct WvChannel {
// macros for applying weight
// macros for applying weight
#define UPDATE_WEIGHT_CLIP(weight, delta, samples, in) \
#define UPDATE_WEIGHT_CLIP(weight, delta, samples, in) \
if (
samples && in
) { \
if (
(samples) && (in)
) { \
if ((
samples ^ in
) < 0) { \
if ((
(samples) ^ (in)
) < 0) { \
weight -= delta
; \
(weight) -= (delta)
; \
if (
weight
< -1024) \
if (
(weight)
< -1024) \
weight
= -1024; \
(weight)
= -1024; \
} else { \
} else { \
weight += delta
; \
(weight) += (delta)
; \
if (
weight
> 1024) \
if (
(weight)
> 1024) \
weight
= 1024; \
(weight)
= 1024; \
} \
} \
}
}
...
...
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