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decoder/mad: use MAD_F_MIN and MAD_F_MAX

This commit is contained in:
Max Kellermann 2019-08-03 00:26:36 +02:00
parent 9d44a6d2ae
commit f7ed7446ae
1 changed files with 1 additions and 3 deletions
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4
src/decoder/plugins/MadDecoderPlugin.cxx
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@ -79,14 +79,12 @@ static inline int32_t
mad_fixed_to_24_sample(mad_fixed_t sample) mad_fixed_to_24_sample(mad_fixed_t sample)
{ {
static constexpr unsigned bits = 24; static constexpr unsigned bits = 24;
static constexpr mad_fixed_t MIN = -MAD_F_ONE;
static constexpr mad_fixed_t MAX = MAD_F_ONE - 1;
/* round */ /* round */
sample = sample + (1L << (MAD_F_FRACBITS - bits)); sample = sample + (1L << (MAD_F_FRACBITS - bits));
/* quantize */ /* quantize */
return Clamp(sample, MIN, MAX) return Clamp(sample, MAD_F_MIN, MAD_F_MAX)
>> (MAD_F_FRACBITS + 1 - bits); >> (MAD_F_FRACBITS + 1 - bits);
} }