/frameworks/av/media/libstagefright/codecs/amrnb/common/src/ |
H A D | negate.cpp | 48 var1 = 16 bit short signed integer (Word16) whose value falls in 49 the range : 0xffff 8000 <= var1 <= 0x0000 7fff. 58 var1 = negated value of input (Word16) 72 This function negates var1 with saturation; saturate in the case where input 73 is -32768: negate(var1) = sub(0,var1). 88 Word16 negate (Word16 var1) 92 var_out = (var1 == MIN_16) ? MAX_16 : -var1; 164 Word16 negate(register Word16 var1) argument [all...] |
H A D | norm_s.cpp | 42 Description: Updated definition of var1 to be the same as that in the 54 var1 = 16 bit signed integer of type Word16, whose value falls 55 in the range: 0x8000 <= var1 <= 0x7fff 64 var_out = number of left shifts need to normalize var1 (Word16) 79 bit variable var1 for positive values on the interval with minimum of 0x4000 81 of 0x8000 and maximum of 0xc000. Note that when var1 is zero, the resulting 97 Word16 norm_s (Word16 var1) 101 if (var1 == 0) 107 if (var1 == (Word16) 0xffff) 113 if (var1 < 197 norm_s(Word16 var1) argument [all...] |
H A D | l_deposit_h.cpp | 47 var1 = 16 bit short signed integer (Word16) whose value falls in 48 the range : 0xffff 8000 <= var1 <= 0x0000 7fff. 57 var1 = deposit of var1 into MSWord of 32 bit value (Word32) 71 This function deposits the 16 bit var1 into the 16 MS bits of the 32 bit 87 Word32 L_deposit_h (Word16 var1) 91 L_var_out = (Word32) var1 << 16; 163 Word32 L_deposit_h(Word16 var1) argument 176 return ((Word32) var1 << 16);
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H A D | l_deposit_l.cpp | 47 var1 = 16 bit short signed integer (Word16) whose value falls in 48 the range : 0xffff 8000 <= var1 <= 0x0000 7fff. 57 var1 = deposit of var1 into LSWord of 32 bit value (Word32) 71 This function deposits the 16 bit var1 into the 16 LS bits of the 32 bit 87 Word32 L_deposit_l (Word16 var1) 91 L_var_out = (Word32) var1; 163 Word32 L_deposit_l(Word16 var1) argument 176 return ((Word32) var1);
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H A D | shr.cpp | 45 3. Deleted (var2>15&&var1!=0) condition. 102 var1 = 16 bit short signed integer (Word16) whose value falls in 103 the range : 0xffff 8000 <= var1 <= 0x0000 7fff. 125 This function arithmetically shifts the 16 bit input var1 right var2 positions 126 with sign extension. If var2 is negative, arithmetically shift var1 left by 142 Word16 shr_std (Word16 var1, Word16 var2) 150 var_out = shl_std (var1, -var2); 159 var_out = (var1 < 0) ? -1 : 0; 163 if (var1 < 0) 165 var_out = ~((~var1) >> var 205 shr(Word16 var1, Word16 var2, Flag *pOverflow) argument [all...] |
H A D | shr_r.cpp | 48 var1 = 16 bit short signed integer (Word16) whose value falls in 49 the range : 0xffff 8000 <= var1 <= 0x0000 7fff. 74 This function arithmetically shifts the 16 bit input var1 right var2 positions 75 with rounding. If var2 is negative, arithmetically shift var1 left by 80 if (sub(shl(shr(var1,var2),1),shr(var1,sub(var2,1)))) 83 shr_r(var1,var2) = shr(var1,var2) 85 shr_r(var1,var2) = add(shr(var1,var 196 shr_r(register Word16 var1, register Word16 var2, Flag *pOverflow) argument [all...] |
H A D | div_s.cpp | 56 var1 = 16 bit signed integer (Word16) whose value falls in 57 the range : 0x0000 <= var1 <= 0x7fff. 59 the range : 0x0000 <= var1 <= 0x7fff. 68 var_out = quotient of var1 divided by var2 (Word16) 83 var1 by var2; var1 and var2 must be positive and var2 must be greater or equal 84 to var1; the result is positive (leading bit equal to 0) and truncated to 16 85 bits. If var1 = var2 then div(var1,var2) = 32767. 100 Word16 div_s (Word16 var1, Word1 210 div_s(Word16 var1, Word16 var2) argument [all...] |
H A D | add.cpp | 92 var1 = 16 bit short signed integer (Word16) whose value falls in 93 the range : 0xffff 8000 <= var1 <= 0x0000 7fff. 104 sum = 16-bit limited sum of var1 and var2 (Word16) 115 This function performs the addition (var1+var2) with overflow control and 132 Word16 add (Word16 var1, Word16 var2) 137 sum = (Word32) var1 + var2; 176 Word16 add(Word16 var1, Word16 var2, Flag *pOverflow) argument 182 sum = (Word32) var1 + var2;
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H A D | sub.cpp | 40 the definition of var1 and var2, and fixed the range values. 101 var1 = 16 bit short signed integer (Word16) whose value falls in 102 the range : 0xffff 8000 <= var1 <= 0x0000 7fff. 113 diff = 16-bit limited difference between var1 and var2 (Word16) 124 This function performs the subtraction (var1-var2) with overflow control and 143 Word16 sub (Word16 var1, Word16 var2) 148 diff = (Word32) var1 - var2; 190 Word16 sub(Word16 var1, Word16 var2, Flag *pOverflow) argument 195 diff = (Word32) var1 - var2;
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/frameworks/av/media/libstagefright/codecs/amrnb/common/include/ |
H A D | norm_s.h | 106 Word16 norm_s(Word16 var1); 113 Word32 var1 = var << 16; local 117 CMP var1, #0 local 118 EORNE var1, var1, var1, LSL #1 local 119 CLZNE var_out, var1 127 static inline Word16 norm_s(Word16 var1) argument 130 register Word32 ra = var1 << 16;
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H A D | abs_s.h | 102 Word16 abs_s(Word16 var1);
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H A D | l_deposit_h.h | 103 Word32 L_deposit_h(Word16 var1);
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H A D | l_deposit_l.h | 103 Word32 L_deposit_l(Word16 var1);
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H A D | negate.h | 102 Word16 negate(register Word16 var1);
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H A D | div_s.h | 103 Word16 div_s(Word16 var1, Word16 var2);
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H A D | add.h | 106 Word16 add(Word16 var1, Word16 var2, Flag *pOverflow);
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H A D | mult_r.h | 106 Word16 mult_r(Word16 var1, Word16 var2, Flag *pOverflow);
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H A D | shl.h | 106 Word16 shl(Word16 var1, Word16 var2, Flag *pOverflow);
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H A D | shr.h | 106 Word16 shr(Word16 var1, Word16 var2, Flag *pOverflow);
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H A D | shr_r.h | 104 Word16 shr_r(Word16 var1, Word16 var2, Flag *pOverflow);
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H A D | sub.h | 106 Word16 sub(Word16 var1, Word16 var2, Flag *pOverflow);
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/frameworks/av/media/libstagefright/codecs/aacenc/basic_op/ |
H A D | basicop2.c | 87 | Performs the addition (var1+var2) with overflow control and saturation;| 95 | var1 | 97 | range : 0xffff 8000 <= var1 <= 0x0000 7fff. | 101 | range : 0xffff 8000 <= var1 <= 0x0000 7fff. | 116 Word16 add (Word16 var1, Word16 var2) argument 121 L_sum = (Word32)var1 + (Word32)var2; 134 | Performs the subtraction (var1+var2) with overflow control and satu- | 142 | var1 | 144 | range : 0xffff 8000 <= var1 <= 0x0000 7fff. | 148 | range : 0xffff 8000 <= var1 < 162 sub(Word16 var1, Word16 var2) argument 261 shl(Word16 var1, Word16 var2) argument 328 shr(Word16 var1, Word16 var2) argument 397 mult(Word16 var1, Word16 var2) argument 451 L_mult(Word16 var1, Word16 var2) argument 667 L_mac(Word32 L_var3, Word16 var1, Word16 var2) argument 717 L_msu(Word32 L_var3, Word16 var1, Word16 var2) argument 904 mult_r(Word16 var1, Word16 var2) argument 1096 shr_r(Word16 var1, Word16 var2) argument 1160 mac_r(Word32 L_var3, Word16 var1, Word16 var2) argument 1211 msu_r(Word32 L_var3, Word16 var1, Word16 var2) argument 1451 norm_s(Word16 var1) argument 1520 div_s(Word16 var1, Word16 var2) argument [all...] |
H A D | oper_32b.h | 44 __inline Word32 L_mpy_ls(Word32 L_var2, Word16 var1) argument 53 l_var_out = (long)swLow1 * (long)var1 >> 15; 55 l_var_out += swHigh1 * var1 << 1; 60 __inline Word32 L_mpy_wx(Word32 L_var2, Word16 var1) argument 65 "SMULWB %[result], %[L_var2], %[var1] \n" 67 :[L_var2]"r"(L_var2), [var1]"r"(var1) 78 l_var_out = (long)swLow1 * (long)var1 >> 16; 79 l_var_out += swHigh1 * var1;
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/frameworks/av/media/libstagefright/codecs/amrwb/src/ |
H A D | pvamrwbdecoder_basic_op.h | 68 Negate var1 with saturation, saturate in the case where input is -32768: 69 negate(var1) = sub(0,var1). 72 var1 74 range : 0x8000 <= var1 <= 0x7fff. 84 __inline int16 negate_int16(int16 var1) argument 86 return (((var1 == MIN_16) ? MAX_16 : -var1)); 94 Arithmetically shift the 16 bit input var1 left var2 positions.Zero fill 96 var1 righ 114 shl_int16(int16 var1, int16 var2) argument [all...] |
/frameworks/av/media/libstagefright/codecs/amrwbenc/inc/ |
H A D | basic_op.h | 37 #define L_deposit_h(x) (((Word32)(x)) << 16) /* 16 bit var1 -> MSB, 2 */ 38 #define L_deposit_l(x) ((Word32)(x)) /* 16 bit var1 -> LSB, 2 */ 40 #define negate(var1) ((Word16)(((var1) == MIN_16) ? MAX_16 : (-(var1)))) /* Short negate, 1*/ 51 #define vo_shr_r(var1, var2) ((var1+((Word16)(1L<<(var2-1))))>>var2) 68 static_vo Word16 add (Word16 var1, Word16 var2); /* Short add,1 */ 69 static_vo Word16 sub (Word16 var1, Word16 var2); /* Short sub,1 */ 70 static_vo Word16 shl (Word16 var1, Word1 126 add(Word16 var1, Word16 var2) argument 169 sub(Word16 var1, Word16 var2) argument 213 shl(Word16 var1, Word16 var2) argument 273 shr(Word16 var1, Word16 var2) argument 338 mult(Word16 var1, Word16 var2) argument 385 L_mult(Word16 var1, Word16 var2) argument 477 L_mac(Word32 L_var3, Word16 var1, Word16 var2) argument 523 L_msu(Word32 L_var3, Word16 var1, Word16 var2) argument 659 mult_r(Word16 var1, Word16 var2) argument 928 norm_s(Word16 var1) argument 993 div_s(Word16 var1, Word16 var2) argument [all...] |