/external/aac/libFDK/include/ |
FDK_trigFcts.h | 141 * Calculates coarse lookup index and sign for sine. 144 static inline FIXP_DBL fixp_sin_cos_residual_inline(FIXP_DBL x, int scale, FIXP_DBL *sine, FIXP_DBL *cosine) 159 /* Sine sign symmetry */ 181 /* Cosine/Sine simetry for angles greater than PI/4 */ 194 *sine = (FIXP_DBL)((sl * ssign) << (DFRACT_BITS-FRACT_BITS)); 197 *sine = (FIXP_DBL)(sl * ssign); 206 * \brief Calculate cosine and sine value each of 2 angles different angle values. 215 FIXP_DBL residual, error0, error1, sine, cosine; local 216 residual = fixp_sin_cos_residual_inline(x1, scale, &sine, &cosine); 217 error0 = fMultDiv2(sine, residual) [all...] |
/external/aac/libFDK/src/ |
FDK_trigFcts.cpp | 298 FIXP_DBL residual, error, sine, cosine; local 300 residual = fixp_sin_cos_residual_inline(x, scale, &sine, &cosine); 301 error = fMult(sine, residual); 308 FIXP_DBL residual, error, sine, cosine; local 310 residual = fixp_sin_cos_residual_inline(x, scale, &sine, &cosine); 313 return sine + error; 318 FIXP_DBL residual, error0, error1, sine, cosine; local 320 residual = fixp_sin_cos_residual_inline(x, scale, &sine, &cosine); 321 error0 = fMult(sine, residual); 324 *sin = sine + error1 [all...] |
/external/libopus/celt/ |
mdct.c | 83 /* We have enough points that sine isn't necessary */ 110 kiss_twiddle_scalar sine; local 122 sine = TRIG_UPSCALE*(QCONST16(0.7853981f, 15)+N2)/N; 124 sine = (kiss_twiddle_scalar)2*PI*(.125f)/N; 179 *yp++ = yr + S_MUL(yi,sine); 180 *yp++ = yi - S_MUL(yr,sine); 201 *yp1 = yr - S_MUL(yi,sine); 202 *yp2 = yi + S_MUL(yr,sine);; 216 kiss_twiddle_scalar sine; local 226 sine = TRIG_UPSCALE*(QCONST16(0.7853981f, 15)+N2)/N [all...] |
/frameworks/base/graphics/java/android/graphics/ |
ColorMatrix.java | 148 float sine = (float) Math.sin(radians); local 153 mArray[7] = sine; 154 mArray[11] = -sine; 159 mArray[2] = -sine; 160 mArray[10] = sine; 165 mArray[1] = sine; 166 mArray[5] = -sine;
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/external/apache-commons-math/src/main/java/org/apache/commons/math/optimization/fitting/ |
HarmonicCoefficientsGuesser.java | 269 double sine = FastMath.sin(omegaX); local 270 fcMean += omega * currentY * cosine - currentYPrime * sine; 271 fsMean += omega * currentY * sine + currentYPrime * cosine;
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/frameworks/av/services/audioflinger/tests/ |
test-mixer.cpp | 30 * Sine or chirp functions are typically more useful as input to the mixer 50 fprintf(stderr, " <command> can be 'sine:[(i|f),]<channels>,<frequency>,<samplerate>'\n"); 159 static const char sine[] = "sine:"; local 181 } else if (!strncmp(argv[i], sine, strlen(sine))) { 183 const char *s = parseFormat(argv[i] + strlen(sine), &useFloat); 187 printf("creating sine(%d %d %d)\n", v[0], v[1], v[2]);
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/frameworks/wilhelm/tests/sandbox/ |
intbufq.c | 57 frame_t sine[SINE_FRAMES]; variable 153 sine[i].left = sin((float) (i / (sr / hz)) * pi2 ) * 32000.0; 154 sine[i].right = sine[i].left; 165 half[i].left = sine[i].left; 189 buffer = sine; 190 size = sizeof(sine);
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/frameworks/base/core/java/android/gesture/ |
GestureUtils.java | 456 final double sine = cosine * tan; local 457 return (float) Math.acos(a * cosine + b * sine);
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