34 typedef struct SoftFloat{  struct
37 }SoftFloat;  argument
39 static const SoftFloat FLOAT_0          = {          0,   MIN_EXP};             ///< 0.0
40 static const SoftFloat FLOAT_05         = { 0x20000000,   0};                   ///< 0.5
41 static const SoftFloat FLOAT_1          = { 0x20000000,   1};                   ///< 1.0
42 static const SoftFloat FLOAT_EPSILON    = { 0x29F16B12, -16};                   ///< A small value
43 static const SoftFloat FLOAT_1584893192 = { 0x32B771ED,   1};                   ///< 1.584893192 (1…
44 static const SoftFloat FLOAT_100000     = { 0x30D40000,  17};                   ///< 100000
45 static const SoftFloat FLOAT_0999999    = { 0x3FFFFBCE,   0};                   ///< 0.999999
46 static const SoftFloat FLOAT_MIN        = { 0x20000000,   MIN_EXP};
52 static inline av_const double av_sf2double(SoftFloat v) {  in av_sf2double()
57 static av_const SoftFloat av_normalize_sf(SoftFloat a){  in av_normalize_sf()
79 static inline av_const SoftFloat av_normalize1_sf(SoftFloat a){  in av_normalize1_sf()
90     return (SoftFloat){ a.mant>>t, a.exp+t};  in av_normalize1_sf()
93     return (SoftFloat){a.mant>>t, a.exp+t};  in av_normalize1_sf()
102 static inline av_const SoftFloat av_mul_sf(SoftFloat a, SoftFloat b){  in av_mul_sf()
106     a = av_normalize1_sf((SoftFloat){a.mant, a.exp - 1});  in av_mul_sf()
116 static inline av_const SoftFloat av_div_sf(SoftFloat a, SoftFloat b){  in av_div_sf()
138 static inline av_const int av_cmp_sf(SoftFloat a, SoftFloat b){  in av_cmp_sf()
150 static inline av_const int av_gt_sf(SoftFloat a, SoftFloat b)  in av_gt_sf()
162 static inline av_const SoftFloat av_add_sf(SoftFloat a, SoftFloat b){  in av_add_sf()
165 …else if (t <  0) return av_normalize_sf(av_normalize1_sf((SoftFloat){ b.mant + (a.mant >> (-t)), b…  in av_add_sf()
166 …else if (t < 32) return av_normalize_sf(av_normalize1_sf((SoftFloat){ a.mant + (b.mant >>   t ), a…  in av_add_sf()
173 static inline av_const SoftFloat av_sub_sf(SoftFloat a, SoftFloat b){  in av_sub_sf()
174     return av_add_sf(a, (SoftFloat){ -b.mant, b.exp});  in av_sub_sf()
185 static inline av_const SoftFloat av_int2sf(int v, int frac_bits){  in av_int2sf()
191     return av_normalize_sf(av_normalize1_sf((SoftFloat){v, ONE_BITS + 1 - frac_bits + exp_offset}));  in av_int2sf()
198 static inline av_const int av_sf2int(SoftFloat v, int frac_bits){  in av_sf2int()
207 static av_always_inline SoftFloat av_sqrt_sf(SoftFloat val)  in av_sqrt_sf()