Searched refs:luminance (Results 1 - 25 of 26) sorted by relevance

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/external/chromium_org/third_party/skia/src/core/
H A DSkMaskGamma.cpp15 virtual SkScalar toLuma(SkScalar SkDEBUGCODE(gamma), SkScalar luminance) const SK_OVERRIDE {
17 return luminance;
26 virtual SkScalar toLuma(SkScalar gamma, SkScalar luminance) const SK_OVERRIDE {
27 return SkScalarPow(luminance, gamma);
35 virtual SkScalar toLuma(SkScalar SkDEBUGCODE(gamma), SkScalar luminance) const SK_OVERRIDE {
39 if (luminance <= 0.04045f) {
40 return luminance / 12.92f;
42 return SkScalarPow((luminance + 0.055f) / 1.055f,
87 //Contrast value tapers off to 0 as the src luminance becomes white
H A DSkMaskGamma.h20 * Luma is used to specify a linear luminance value [0.0, 1.0].
21 * Luminance is used to specify a luminance value in an arbitrary color space [0.0, 1.0].
27 /** Converts a color component luminance in the color space to a linear luma. */
28 virtual SkScalar toLuma(SkScalar gamma, SkScalar luminance) const = 0;
29 /** Converts a linear luma to a color component luminance in the color space. */
32 /** Converts a color to a luminance value. */
34 const SkColorSpaceLuminance& luminance = Fetch(gamma); local
35 SkScalar r = luminance.toLuma(gamma, SkIntToScalar(SkColorGetR(c)) / 255);
36 SkScalar g = luminance.toLuma(gamma, SkIntToScalar(SkColorGetG(c)) / 255);
37 SkScalar b = luminance
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/external/skia/src/core/
H A DSkMaskGamma.cpp15 virtual SkScalar toLuma(SkScalar SkDEBUGCODE(gamma), SkScalar luminance) const SK_OVERRIDE {
17 return luminance;
26 virtual SkScalar toLuma(SkScalar gamma, SkScalar luminance) const SK_OVERRIDE {
27 return SkScalarPow(luminance, gamma);
35 virtual SkScalar toLuma(SkScalar SkDEBUGCODE(gamma), SkScalar luminance) const SK_OVERRIDE {
39 if (luminance <= 0.04045f) {
40 return luminance / 12.92f;
42 return SkScalarPow((luminance + 0.055f) / 1.055f,
87 //Contrast value tapers off to 0 as the src luminance becomes white
H A DSkMaskGamma.h20 * Luma is used to specify a linear luminance value [0.0, 1.0].
21 * Luminance is used to specify a luminance value in an arbitrary color space [0.0, 1.0].
27 /** Converts a color component luminance in the color space to a linear luma. */
28 virtual SkScalar toLuma(SkScalar gamma, SkScalar luminance) const = 0;
29 /** Converts a linear luma to a color component luminance in the color space. */
32 /** Converts a color to a luminance value. */
34 const SkColorSpaceLuminance& luminance = Fetch(gamma); local
35 SkScalar r = luminance.toLuma(gamma, SkIntToScalar(SkColorGetR(c)) / 255);
36 SkScalar g = luminance.toLuma(gamma, SkIntToScalar(SkColorGetG(c)) / 255);
37 SkScalar b = luminance
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/external/qemu/distrib/sdl-1.2.15/test/
H A Dtestoverlay.c21 int luminance; variable
35 void RGBtoYUV(Uint8 *rgb, int *yuv, int monochrome, int luminance) argument
62 if (luminance!=100)
64 yuv[0]=yuv[0]*luminance/100;
81 void ConvertRGBtoYV12(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance) argument
106 RGBtoYUV(p, yuv, monochrome, luminance);
121 void ConvertRGBtoIYUV(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance) argument
146 RGBtoYUV(p,yuv, monochrome, luminance);
161 void ConvertRGBtoUYVY(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance) argument
176 RGBtoYUV(p, yuv, monochrome, luminance);
194 ConvertRGBtoYVYU(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance) argument
230 ConvertRGBtoYUY2(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance) argument
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H A Dtestoverlay2.c58 void RGBtoYUV(Uint8 *rgb, int *yuv, int monochrome, int luminance) argument
85 if (luminance!=100)
87 yuv[0]=yuv[0]*luminance/100;
93 void ConvertRGBtoYV12(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance) argument
111 RGBtoYUV(p, yuv, monochrome, luminance);
126 void ConvertRGBtoIYUV(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance) argument
144 RGBtoYUV(p,yuv, monochrome, luminance);
159 void ConvertRGBtoUYVY(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance) argument
174 RGBtoYUV(p, yuv, monochrome, luminance);
192 void ConvertRGBtoYVYU(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance) argument
228 ConvertRGBtoYUY2(SDL_Surface *s, SDL_Overlay *o, int monochrome, int luminance) argument
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/external/chromium_org/third_party/webrtc/modules/video_processing/main/test/unit_test/
H A DwriteYUV420file.m12 % Write luminance
H A DreadYUV420file.m12 % nPx bytes luminance, nPx/4 bytes U, nPx/4 bytes V
31 % Store luminance
/external/chromium_org/third_party/skia/tools/skpdiff/
H A Dgenerate_pmetric_tables.py20 def contrast_sensitivity(cycles_per_degree, luminance):
21 a = 440.0 * pow(1.0 + 0.7 / luminance, -0.2)
22 b = 0.3 * pow(1 + 100.0 / luminance, 0.15)
H A DSkPMetric.cpp160 static float contrast_sensitivity(float cyclesPerDegree, float luminance) {
161 float a = 440.0f * powf(1.0f + 0.7f / luminance, -0.2f);
162 float b = 0.3f * powf(1.0f + 100.0f / luminance, 0.15f);
/external/skia/tools/skpdiff/
H A Dgenerate_pmetric_tables.py20 def contrast_sensitivity(cycles_per_degree, luminance):
21 a = 440.0 * pow(1.0 + 0.7 / luminance, -0.2)
22 b = 0.3 * pow(1 + 100.0 / luminance, 0.15)
H A DSkPMetric.cpp160 static float contrast_sensitivity(float cyclesPerDegree, float luminance) {
161 float a = 440.0f * powf(1.0f + 0.7f / luminance, -0.2f);
162 float b = 0.3f * powf(1.0f + 100.0f / luminance, 0.15f);
/external/skia/src/gpu/effects/
H A DGrDistanceFieldTextureEffect.cpp142 float luminance = dfTexEffect.getLuminance(); variable
143 if (luminance != fLuminance) {
144 uman.set1f(fLuminanceUni, luminance);
145 fLuminance = luminance;
173 float luminance,
179 , fLuminance(luminance)
168 GrDistanceFieldTextureEffect(GrTexture* texture, const GrTextureParams& params, GrTexture* gamma, const GrTextureParams& gammaParams, float luminance, bool similarity) argument
/external/chromium_org/third_party/skia/src/gpu/effects/
H A DGrDistanceFieldTextureEffect.cpp148 float luminance = dfTexEffect.getLuminance(); variable
149 if (luminance != fLuminance) {
150 pdman.set1f(fLuminanceUni, luminance);
151 fLuminance = luminance;
180 float luminance,
186 , fLuminance(luminance)
175 GrDistanceFieldTextureEffect(GrTexture* texture, const GrTextureParams& params, GrTexture* gamma, const GrTextureParams& gammaParams, float luminance, uint32_t flags) argument
/external/chromium_org/third_party/mesa/src/src/mesa/swrast/
H A Ds_texfilter.c3455 GLfloat luminance = 1.0F; local
3459 if (coord > depth00) luminance -= d;
3460 if (coord > depth01) luminance -= d;
3461 if (coord > depth10) luminance -= d;
3462 if (coord > depth11) luminance -= d;
3463 return luminance;
3465 if (coord < depth00) luminance -= d;
3466 if (coord < depth01) luminance -= d;
3467 if (coord < depth10) luminance -= d;
3468 if (coord < depth11) luminance
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/external/mesa3d/src/mesa/swrast/
H A Ds_texfilter.c3455 GLfloat luminance = 1.0F; local
3459 if (coord > depth00) luminance -= d;
3460 if (coord > depth01) luminance -= d;
3461 if (coord > depth10) luminance -= d;
3462 if (coord > depth11) luminance -= d;
3463 return luminance;
3465 if (coord < depth00) luminance -= d;
3466 if (coord < depth01) luminance -= d;
3467 if (coord < depth10) luminance -= d;
3468 if (coord < depth11) luminance
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/external/chromium_org/chrome/browser/extensions/
H A Dbookmark_app_helper.cc80 // luminance of |color|.
81 unsigned char luminance = color_utils::GetLuminanceForColor(color_); variable
85 luminance > kLuminanceThreshold ? SK_ColorBLACK : SK_ColorWHITE,
/external/chromium_org/third_party/mesa/src/docs/
H A DMESA_texture_signed_rgba.spec64 2) Should the full set of signed formats (alpha, luminance, rgb, etc.)
68 universal format, rgba. alpha/luminance can't be trivially supported
H A DMESA_texture_array.spec350 values, as well as state for the red, green, blue, alpha, luminance,
/external/mesa3d/docs/
H A DMESA_texture_signed_rgba.spec64 2) Should the full set of signed formats (alpha, luminance, rgb, etc.)
68 universal format, rgba. alpha/luminance can't be trivially supported
H A DMESA_texture_array.spec350 values, as well as state for the red, green, blue, alpha, luminance,
/external/chromium_org/third_party/mesa/src/src/mesa/main/
H A Dpack.c1264 GLfloat *luminance; local
1273 luminance = (GLfloat *) malloc(n * sizeof(GLfloat));
1274 if (!luminance) {
1280 luminance = NULL;
1311 /* compute luminance values */
1315 luminance[i] = CLAMP(sum, 0.0F, 1.0F);
1320 luminance[i] = rgba[i][RCOMP] + rgba[i][GCOMP] + rgba[i][BCOMP];
1351 dst[i] = FLOAT_TO_UBYTE(luminance[i]);
1355 dst[i*2+0] = FLOAT_TO_UBYTE(luminance[i]);
1508 dst[i] = FLOAT_TO_BYTE(luminance[
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/external/mesa3d/src/mesa/main/
H A Dpack.c1264 GLfloat *luminance; local
1273 luminance = (GLfloat *) malloc(n * sizeof(GLfloat));
1274 if (!luminance) {
1280 luminance = NULL;
1311 /* compute luminance values */
1315 luminance[i] = CLAMP(sum, 0.0F, 1.0F);
1320 luminance[i] = rgba[i][RCOMP] + rgba[i][GCOMP] + rgba[i][BCOMP];
1351 dst[i] = FLOAT_TO_UBYTE(luminance[i]);
1355 dst[i*2+0] = FLOAT_TO_UBYTE(luminance[i]);
1508 dst[i] = FLOAT_TO_BYTE(luminance[
[all...]
/external/chromium_org/chrome/browser/resources/local_ntp/
H A Dlocal_ntp.js328 var luminance = 0.3 * rgba[0] + 0.59 * rgba[1] + 0.11 * rgba[2];
329 return luminance >= 128;
/external/chromium_org/third_party/angle/src/libGLESv2/
H A Dformatutils.cpp311 static InternalFormat LUMAFormat(GLuint luminance, GLuint alpha, GLenum format, GLenum type, GLenum componentType, argument
317 formatInfo.luminanceBits = luminance;
319 formatInfo.pixelBytes = (luminance + alpha) / 8;
320 formatInfo.componentCount = ((luminance > 0) ? 1 : 0) + ((alpha > 0) ? 1 : 0);

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