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This commit is contained in:
George Norton 2023-08-31 18:18:10 +01:00
parent 6cd07952ec
commit ebeddaf708
1 changed files with 2 additions and 2 deletions
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4
firmware/code/fix16.inl
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@ -70,7 +70,7 @@ static inline int32_t norm_fix3_28_to_s16sample(fix3_28_t a) {
} }
/* When we converted the USB audio sample to a fixed point number, we applied /* When we converted the USB audio sample to a fixed point number, we applied
a normalization, or a gain of 1/65536. To convert it back, we can undo that a normalization, or a gain of 1/65536. To convert it back, we can undo that
by shifting it back by the same amount we shifted it in the first place. */ by shifting it but we output 24bts, so the shift is reduced. */
return (a >> 4); return (a >> 4);
} }
@ -108,4 +108,4 @@ static inline fix3_28_t fix16_mul(fix3_28_t inArg0, fix3_28_t inArg1) {
#endif #endif
return product_hi; return product_hi;
} }SHRT_MAX << 8