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Get dither mask working right

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Mike Brady
2016-09-08 07:57:28 +01:00
parent 4849c1d429
commit 2fad92e7a7
1 changed files with 3 additions and 3 deletions
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player.c
+3 -3
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@@ -593,10 +593,10 @@ static inline int32_t dithered_vol_32(int32_t sample, int output_precision) {
s = s*v; // 32 bit multiplication -- we need to dither it down to its target resolution
int64_t r = r64i();
int64_t mask = 1<<(64+1-output_precision);
//mask -=1;
int64_t mask = (int64_t)1<<(64+1-output_precision);
mask -=1;
int64_t tpdf = (r&mask); //-(previous_random_number&((1<<(64+1-output_precision))-1));
debug(1,"output precision is %d, m is %llx, r is %llx, tpdf is %llx",output_precision,mask,r,tpdf);
// debug(1,"output precision is %d, m is %llx, r is %llx, tpdf is %llx",output_precision,mask,r,tpdf);
previous_random_number=r;
// Check there's no clipping -- if there is,