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avutil/softfloat: Improve doxy for av_sub_sf() and av_sf2int()

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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2016-05-29 14:44:27 +02:00
parent cbd19881f7
commit 52ca24bdd2
1 changed files with 4 additions and 0 deletions
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4
libavutil/softfloat.h
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@ -160,6 +160,9 @@ static inline av_const SoftFloat av_add_sf(SoftFloat a, SoftFloat b){
else return a;
}
/**
* @returns the difference of 2 SoftFloats.
*/
static inline av_const SoftFloat av_sub_sf(SoftFloat a, SoftFloat b){
return av_add_sf(a, (SoftFloat){ -b.mant, b.exp});
}
@ -180,6 +183,7 @@ static inline av_const SoftFloat av_int2sf(int v, int frac_bits){
}
/**
* Converts a SoftFloat to an integer.
* Rounding is to -inf.
*/
static inline av_const int av_sf2int(SoftFloat v, int frac_bits){