Searched defs:gamma (Results 1 - 25 of 98) sorted by relevance

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/external/opencv3/modules/core/perf/
H A Dperf_addWeighted.cpp20 double gamma = 100.0; local
33 TEST_CYCLE() cv::addWeighted( src1, alpha, src2, beta, gamma, dst, dst.type() );
/external/opencv3/modules/cudalegacy/include/opencv2/cudalegacy/
H A DNCVBroxOpticalFlow.hpp74 Ncv32f gamma; member in struct:NCVBroxOpticalFlowDescriptor
/external/apache-commons-math/src/main/java/org/apache/commons/math/optimization/direct/
H A DMultiDirectional.java40 private final double gamma; field in class:MultiDirectional
43 * <p>The default values are 2.0 for khi and 0.5 for gamma.</p>
47 this.gamma = 0.5;
52 * @param gamma contraction coefficient
54 public MultiDirectional(final double khi, final double gamma) { argument
56 this.gamma = gamma;
90 final RealPointValuePair contracted = evaluateNewSimplex(original, gamma, comparator);
H A DNelderMead.java42 private final double gamma; field in class:NelderMead
49 * for both gamma and sigma.</p>
54 this.gamma = 0.5;
61 * @param gamma contraction coefficient
65 final double gamma, final double sigma) {
68 this.gamma = gamma;
139 xC[j] = centroid[j] + gamma * (xR[j] - centroid[j]);
154 xC[j] = centroid[j] - gamma * (centroid[j] - xWorst[j]);
64 NelderMead(final double rho, final double khi, final double gamma, final double sigma) argument
/external/opencv3/modules/imgcodecs/src/
H A Drgbe.hpp56 float gamma; /* image has already been gamma corrected with member in struct:__anon15582
57 * given gamma. defaults to 1.0 (no correction) */
/external/skia/include/effects/
H A DSkTableMaskFilter.h17 Helper methods create some common tables (e.g. gamma, clipping)
21 /** Utility that sets the gamma table
23 static void MakeGammaTable(uint8_t table[256], SkScalar gamma);
34 static SkMaskFilter* CreateGamma(SkScalar gamma) { argument
36 MakeGammaTable(table, gamma);
/external/google-tv-pairing-protocol/cpp/tests/polo/pairing/
H A Dpolochallengeresponsetest.cc112 const Gamma* gamma = response->GetGamma(nonce); local
113 ASSERT_TRUE(gamma);
116 util::PoloUtil::BytesToHexString(&(*gamma)[0], gamma->size()));
117 delete gamma;
121 const Gamma* gamma = response->GetGamma(nonce); local
122 ASSERT_TRUE(gamma);
124 util::PoloUtil::BytesToHexString(&(*gamma)[0], gamma->size()));
126 const Nonce* extracted = response->ExtractNonce(*gamma);
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/external/google-tv-pairing-protocol/java/src/com/google/polo/pairing/
H A DPairingListener.java56 void onPerformOutputDeviceRole(PairingSession session, byte[] gamma) argument
H A DPoloChallengeResponse.java141 * Returns the gamma value to be used in pairing, i.e. the concatenation
161 * Extracts and returns the nonce portion of a given gamma value.
163 public byte[] extractNonce(byte[] gamma) { argument
164 if ((gamma.length < 2) || (gamma.length % 2 != 0)) {
167 int nonceLength = gamma.length / 2;
169 System.arraycopy(gamma, nonceLength, nonce, 0, nonceLength);
174 * Returns {@code true} if the gamma value matches the locally computed value.
177 * gamma value.
181 public boolean checkGamma(byte[] gamma) throw argument
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/external/opencv3/modules/imgproc/perf/
H A Dperf_filter2d.cpp62 double gamma = 0.5; local
63 Mat gaborKernel = getGaborKernel(Size(kernelSize, kernelSize), sigma, theta, lambda, gamma);
/external/opencv3/modules/java/src/
H A Dphoto+Tonemap.java46 // C++: void setGamma(float gamma)
49 //javadoc: Tonemap::setGamma(gamma)
50 public void setGamma(float gamma) argument
53 setGamma_0(nativeObj, gamma);
72 // C++: void setGamma(float gamma)
73 private static native void setGamma_0(long nativeObj, float gamma); argument
/external/google-tv-pairing-protocol/cpp/src/polo/pairing/
H A Dpolochallengeresponse.cc102 Gamma* gamma = new Gamma(nonce.size() * 2); local
105 memcpy(&(*gamma)[0], &(*alpha)[0], nonce.size());
106 memcpy(&(*gamma)[nonce.size()], &nonce[0], nonce.size());
110 return gamma;
113 Nonce* PoloChallengeResponse::ExtractNonce(const Gamma& gamma) const {
114 if ((gamma.size() < 2) || (gamma.size() % 2 != 0)) {
118 Nonce* nonce = new Nonce(gamma.size() / 2);
119 memcpy(&(*nonce)[0], &gamma[nonce->size()], nonce->size());
124 bool PoloChallengeResponse::CheckGamma(const Gamma& gamma) cons
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H A Dpairingsession.cc162 const Gamma* gamma = challenge().GetGamma(*nonce_); local
163 if (!gamma) {
164 LOG(ERROR) << "Failed to get gamma";
170 listener_->OnPerformOutputDeviceRole(*gamma);
171 delete gamma;
/external/libpng/contrib/gregbook/
H A Dreadpng2.c222 double gamma; local
224 png_fixed_point gamma; local
335 * such images have a file gamma of 0.45455, which corresponds to a PC-like
341 * "gamma" value for the entire display system, i.e., the product of
345 if (png_get_gAMA(png_ptr, info_ptr, &gamma))
346 png_set_gamma(png_ptr, mainprog_ptr->display_exponent, gamma);
350 if (png_get_gAMA_fixed(png_ptr, info_ptr, &gamma))
352 (png_fixed_point)(100000*mainprog_ptr->display_exponent+.5), gamma);
H A Dreadpng.c210 double gamma; local
252 * this file may have come from--so if it doesn't have a file gamma, don't
255 if (png_get_gAMA(png_ptr, info_ptr, &gamma))
256 png_set_gamma(png_ptr, display_exponent, gamma);
/external/opencv3/modules/imgproc/src/
H A Dgabor.cpp52 double lambd, double gamma, double psi, int ktype )
55 double sigma_y = sigma/gamma;
51 getGaborKernel( Size ksize, double sigma, double theta, double lambd, double gamma, double psi, int ktype ) argument
/external/skia/src/core/
H A DSkColorSpace.h51 * and the src-gamma, return a ColorSpace
53 static SkColorSpace* NewRGB(const SkFloat3x3& toXYZD50, const SkFloat3& gamma);
58 SkFloat3 gamma() const { return fGamma; } function in class:SkColorSpace
78 SkColorSpace(const SkFloat3x3& toXYZ, const SkFloat3& gamma, Named);
H A DSkColorSpace.cpp91 SkColorSpace::SkColorSpace(const SkFloat3x3& toXYZD50, const SkFloat3& gamma, Named named) argument
93 , fGamma(gamma)
98 SkASSERT(SkFloatIsFinite(gamma.fVec[i]));
105 SkColorSpace* SkColorSpace::NewRGB(const SkFloat3x3& toXYZD50, const SkFloat3& gamma) { argument
107 if (!SkFloatIsFinite(gamma.fVec[i]) || gamma.fVec[i] < 0) {
123 return new SkColorSpace(toXYZD50, gamma, kUnknown_Named);
H A DSkMaskGamma.cpp15 SkScalar toLuma(SkScalar SkDEBUGCODE(gamma), SkScalar luminance) const override {
16 SkASSERT(SK_Scalar1 == gamma);
19 SkScalar fromLuma(SkScalar SkDEBUGCODE(gamma), SkScalar luma) const override {
20 SkASSERT(SK_Scalar1 == gamma);
26 SkScalar toLuma(SkScalar gamma, SkScalar luminance) const override {
27 return SkScalarPow(luminance, gamma);
29 SkScalar fromLuma(SkScalar gamma, SkScalar luma) const override {
30 return SkScalarPow(luma, SkScalarInvert(gamma));
35 SkScalar toLuma(SkScalar SkDEBUGCODE(gamma), SkScalar luminance) const override {
36 SkASSERT(0 == gamma);
57 Fetch(SkScalar gamma) argument
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/external/skia/src/effects/
H A DSkTableMaskFilter.cpp87 void SkTableMaskFilter::MakeGammaTable(uint8_t table[256], SkScalar gamma) { argument
89 const float g = SkScalarToFloat(gamma);
/external/apache-commons-math/src/main/java/org/apache/commons/math/distribution/
H A DChiSquaredDistributionImpl.java42 private GammaDistribution gamma; field in class:ChiSquaredDistributionImpl
58 * @param g the underlying gamma distribution used to compute probabilities.
81 gamma = new GammaDistributionImpl(df / 2.0, 2.0);
100 gamma.setAlpha(degreesOfFreedom / 2.0);
108 return gamma.getAlpha() * 2.0;
132 return gamma.density(x);
143 return gamma.cumulativeProbability(x);
182 return Double.MIN_VALUE * gamma.getBeta();
239 * Modify the underlying gamma distribution. The caller is responsible for
240 * insuring the gamma distributio
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/external/dng_sdk/source/
H A Ddng_color_space.cpp66 const real64 gamma = 1.0 / 1.8; local
70 const real64 x1 = 8.2118790552e-4; // pow (slope0, 1.0 / (gamma - 1.0)) * 2.0
72 const real64 y1 = 0.019310851; // pow (x1, gamma)
74 const real64 slope1 = 13.064306598; // gamma * pow (x1, gamma - 1.0)
86 return pow (x, gamma);
122 const real64 gamma = 1.0 / 2.2; local
126 const real64 x1 = 0.0034800731; // pow (slope0, 1.0 / (gamma - 1.0)) * 2.0
128 const real64 y1 = 0.0763027458; // pow (x1, gamma)
130 const real64 slope1 = 9.9661890075; // gamma * po
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/external/eigen/unsupported/Eigen/src/IterativeSolvers/
H A DConstrainedConjGrad.h114 Scalar rho = 1.0, rho_1, lambda, gamma; local
163 if (transition || iter.first()) gamma = 0.0;
164 else gamma = (std::max)(0.0, (rho - old_z.dot(z)) / rho_1);
165 p = z + gamma*p;
/external/mesa3d/src/gallium/drivers/svga/
H A Dsvga_state_rss.c254 float gamma = 1.0f; local
257 gamma = 2.2f;
259 EMIT_RS_FLOAT(svga, gamma, OUTPUTGAMMA, fail);
/external/opencv3/modules/photo/test/
H A Dtest_hdr.cpp95 float gamma = 2.2f; local
97 Ptr<Tonemap> linear = createTonemap(gamma);
103 Ptr<TonemapDrago> drago = createTonemapDrago(gamma);
109 Ptr<TonemapDurand> durand = createTonemapDurand(gamma);
115 Ptr<TonemapReinhard> reinhard = createTonemapReinhard(gamma);
121 Ptr<TonemapMantiuk> mantiuk = createTonemapMantiuk(gamma);

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