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/foundation/graphic/graphic_utils_lite/frameworks/
H A Dpixel_format_utils.cpp46 ret.alpha = in.alpha ? 1 : 0; in ARGB8888ToARGB1555()
64 ret.alpha = in.alpha ? 0xFF : 0x0; in ARGB1555ToARGB8888()
/third_party/skia/docs/examples/
H A DCanvas_saveLayer_4.cpp17 SkPaint alpha; in REG_FIDDLE() local
18 alpha.setAlphaf(0.3); in REG_FIDDLE()
35 canvas->saveLayer(nullptr, &alpha); in REG_FIDDLE()
38 // the final output, we have two different shades of purple. The layer's alpha made the in REG_FIDDLE()
47 // the first row because the alpha of the layer is not applied until the layer is restored. in REG_FIDDLE()
48 canvas->saveLayer(nullptr, &alpha); in REG_FIDDLE()
/third_party/typescript/tests/baselines/reference/
H A Dlibrary-reference-8.js7 declare var alpha: { a: string };
10 /// <reference types="alpha" />
14 /// <reference types="alpha" />
16 var x: string = alpha.a + beta.b;
21 /// <reference types="alpha" />
23 var x = alpha.a + beta.b;
/third_party/skia/third_party/externals/freetype/src/sdf/
H A Dftbsdf.c58 * The original 8SED algorithm discards the pixels' alpha values,
60 * glyph. This paper takes advantage of those alpha values and
75 * example, if the pixel's alpha value is 0.5, then we can safely
92 * alpha/coverage value is greater than 0.5 then it is 'inside' (and
188 * alpha ::
198 FT_Byte alpha; member
263 * surrounded by a completely black pixel (zero alpha), and the current
301 if ( to_check->alpha == 0 ) \
321 if ( dm->alpha == 0 ) in bsdf_is_edge()
324 if ( dm->alpha > in bsdf_is_edge()
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/third_party/skia/third_party/externals/abseil-cpp/absl/random/
H A Dbeta_distribution_test.cc98 for (TypeParam alpha : kValues) { in TYPED_TEST()
101 INFO, absl::StrFormat("Smoke test for Beta(%a, %a)", alpha, beta)); in TYPED_TEST()
103 param_type param(alpha, beta); in TYPED_TEST()
104 absl::beta_distribution<TypeParam> before(alpha, beta); in TYPED_TEST()
105 EXPECT_EQ(before.alpha(), param.alpha()); in TYPED_TEST()
126 EXPECT_NE(before.alpha(), after.alpha()); in TYPED_TEST()
133 EXPECT_EQ(before.alpha(), after.alpha()); in TYPED_TEST()
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/third_party/ffmpeg/libavcodec/
H A Ddvdsubdec.c41 uint8_t alpha[256]; member
48 static void yuv_a_to_rgba(const uint8_t *ycbcr, const uint8_t *alpha, uint32_t *rgba, int num_values) in yuv_a_to_rgba() argument
61 *rgba++ = ((unsigned)*alpha++ << 24) | (r << 16) | (g << 8) | b; in yuv_a_to_rgba()
158 uint8_t *colormap = ctx->colormap, *alpha = ctx->alpha; in guess_palette() local
163 | ((alpha[i] * 17U) << 24); in guess_palette()
172 if (alpha[i] != 0 && !color_used[colormap[i]]) { in guess_palette()
184 if (alpha[i] != 0) { in guess_palette()
190 rgba_palette[i] = b | (g << 8) | (r << 16) | ((alpha[i] * 17U) << 24); in guess_palette()
195 ((alpha[ in guess_palette()
224 uint8_t *colormap = ctx->colormap, *alpha = ctx->alpha; decode_dvd_subtitles() local
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/foundation/arkui/ace_engine_lite/frameworks/src/core/components/
H A Dinput_button_component.cpp131 uint8_t alpha = OPA_OPAQUE; in SetBackgroundColor() local
132 if (!GetStyleColorValue(&style, color, alpha)) { in SetBackgroundColor()
136 pressedOpacityValue_ = alpha; in SetBackgroundColor()
143 uint8_t alpha = OPA_OPAQUE; in SetColor() local
144 if (GetStyleColorValue(&style, color, alpha)) { in SetColor()
146 button_.SetLabelStyle(STYLE_TEXT_OPA, alpha); in SetColor()
H A Dslider_component.cpp86 uint8_t alpha = OPA_OPAQUE; in ApplyPrivateStyle() local
91 if (!GetStyleColorValue(style, color, alpha)) { in ApplyPrivateStyle()
95 sliderView_.SetBackgroundStyle(STYLE_BACKGROUND_OPA, alpha); in ApplyPrivateStyle()
100 if (!GetStyleColorValue(style, color, alpha)) { in ApplyPrivateStyle()
104 sliderView_.SetForegroundStyle(STYLE_BACKGROUND_OPA, alpha); in ApplyPrivateStyle()
109 if (!GetStyleColorValue(style, color, alpha)) { in ApplyPrivateStyle()
H A Dtext_component.cpp128 uint8_t alpha = OPA_OPAQUE; in ApplyPrivateStyle() local
129 if (GetStyleColorValue(styleItem, color, alpha)) { in ApplyPrivateStyle()
144 uint8_t alpha = OPA_OPAQUE; in ApplyPrivateStyle() local
145 if (GetStyleColorValue(styleItem, color, alpha)) { in ApplyPrivateStyle()
160 uint8_t alpha = OPA_OPAQUE; in ApplyPrivateStyle() local
161 if (GetStyleColorValue(styleItem, color, alpha)) { in ApplyPrivateStyle()
269 uint8_t alpha = OPA_OPAQUE; in SetTextColor() local
270 if (GetStyleColorValue(styleItem, color, alpha)) { in SetTextColor()
272 label.SetStyle(STYLE_TEXT_OPA, alpha); in SetTextColor()
/foundation/graphic/graphic_2d/rosen/test/2d_graphics/fuzztest/draw/pen_fuzzer/
H A Dpen_fuzzer.cpp31 scalar alpha = GetObject<scalar>(); in PenFuzzTestInner01() local
36 alpha, in PenFuzzTestInner01()
100 uint32_t alpha = GetObject<uint32_t>(); in PenFuzzTestInner04() local
104 Color color(alpha, red, blue, green); in PenFuzzTestInner04()
151 int alpha = GetObject<int>(); in PenFuzzTest() local
154 pen.SetARGB(red, gree, blue, alpha); in PenFuzzTest()
/foundation/multimedia/image_framework/frameworks/innerkitsimpl/test/unittest/image_source_test/
H A Dimage_source_gif_test.cpp134 uint8_t alpha = pixelMap->GetARGB32ColorA(color); in HWTEST_F() local
138 IMAGE_LOGD("point:[%u, %u] ARGB:[%u, %u, %u, %u]", posX, posY, alpha, red, green, blue); in HWTEST_F()
139 EXPECT_EQ(255, alpha); in HWTEST_F()
185 uint8_t alpha = pixelMap->GetARGB32ColorA(color); in HWTEST_F() local
186 IMAGE_LOGD("point:[%u, %u] RGBA:[%u, %u, %u, %u]", posX, posY, red, green, blue, alpha); in HWTEST_F()
187 EXPECT_EQ(255, alpha); in HWTEST_F()
/foundation/arkui/ace_engine/frameworks/core/components/common/properties/
H A Dcolor.cpp96 // no alpha specified, set alpha to 0xff in FromString()
112 // no alpha specified, set alpha to 0xff in FromString()
237 Color Color::FromARGB(uint8_t alpha, uint8_t red, uint8_t green, uint8_t blue)
241 .argb = { .alpha = alpha, .red = red, .green = green, .blue = blue }
243 .argb = { .blue = blue, .green = green, .red = red, .alpha = alpha }
297 uint8_t alpha
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/third_party/skia/third_party/externals/libpng/
H A Dpngread.c628 * image has alpha or transparency, and png_handle_alpha()[*] has been
640 * alpha channel or a transparency chunk, you must provide a buffer for
910 /* Read the entire image. If the image has an alpha channel or a tRNS
1347 /* Strip alpha bytes from the input data without combining with in png_read_png()
1379 * Expand paletted or RGB images with transparency to full alpha in png_read_png()
1438 /* Invert the alpha channel from opacity to transparency */ in png_read_png()
1526 #define PNG_CMAP_GA 1 /* Process GA data to a color-map with alpha */
1981 png_uint_32 foreground, int foreground_encoding, png_uint_32 alpha, in png_colormap_compose()
1986 * file and alpha are 8-bit values. The (output) encoding will always be in png_colormap_compose()
1992 /* The alpha i in png_colormap_compose()
1980 png_colormap_compose(png_image_read_control *display, png_uint_32 foreground, int foreground_encoding, png_uint_32 alpha, png_uint_32 background, int encoding) png_colormap_compose() argument
2017 png_create_colormap_entry(png_image_read_control *display, png_uint_32 ip, png_uint_32 red, png_uint_32 green, png_uint_32 blue, png_uint_32 alpha, int encoding) png_create_colormap_entry() argument
2742 png_uint_32 alpha = 51 * a; png_image_read_colormap() local
3278 unsigned int alpha = *inrow++; png_image_read_and_map() local
3306 png_byte alpha = *inrow++; png_image_read_and_map() local
3330 unsigned int alpha = inrow[3]; png_image_read_and_map() local
3592 png_byte alpha = inrow[channels]; png_image_read_composite() local
3749 png_byte alpha = inrow[1]; png_image_read_background() local
3794 png_byte alpha = inrow[1]; png_image_read_background() local
3890 png_uint_16 alpha = inrow[1]; png_image_read_background() local
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/third_party/skia/include/core/
H A DSkUnPreMultiply.h22 // index this table with alpha [0..255]
27 static Scale GetScale(U8CPU alpha) { in GetScale() argument
28 SkASSERT(alpha <= 255); in GetScale()
29 return gTable[alpha]; in GetScale()
/third_party/ffmpeg/libavfilter/
H A Dvf_overlay.c166 /* overlay formats contains alpha, for avoiding conversion with alpha information loss */ in query_formats()
339 // calculate the unpremultiplied alpha, applying the general equation:
340 // alpha = alpha_overlay / ( (alpha_main + alpha_overlay) - (alpha_main * alpha_overlay) )
360 uint8_t alpha; ///< the amount of overlay to blend on to main in blend_slice_packed_rgb() local
389 alpha = S[sa]; in blend_slice_packed_rgb()
391 // if the main channel has an alpha channel, alpha has to be calculated in blend_slice_packed_rgb()
392 // to create an un-premultiplied (straight) alpha value in blend_slice_packed_rgb()
393 if (main_has_alpha && alpha ! in blend_slice_packed_rgb()
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/third_party/skia/third_party/externals/libpng/contrib/pngminus/
H A Dpng2pnm.c35 BOOL raw, BOOL alpha);
47 BOOL alpha = FALSE; in main() local
63 alpha = TRUE; in main()
68 fprintf (stderr, "Error: cannot create alpha-channel file %s\n", in main()
122 if (png2pnm (fp_rd, fp_wr, fp_al, raw, alpha) == FALSE) in main()
133 /* close alpha file */ in main()
134 if (alpha) in main()
155 " -a[lpha] <file>.pgm write PNG alpha channel as pgm-file\n"); in usage()
164 BOOL raw, BOOL alpha) in png2pnm()
233 /* transform transparency maps into full alpha in png2pnm()
163 png2pnm(FILE *png_file, FILE *pnm_file, FILE *alpha_file, BOOL raw, BOOL alpha) png2pnm() argument
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/third_party/skia/third_party/externals/freetype/src/sfnt/
H A Dpngshim.c41 multiply_alpha( unsigned int alpha, in multiply_alpha() argument
44 unsigned int temp = alpha * color + 0x80; in multiply_alpha()
138 unsigned int alpha = base[3]; in premultiply_data() local
141 if ( alpha == 0 ) in premultiply_data()
151 if ( alpha != 0xFF ) in premultiply_data()
153 red = multiply_alpha( alpha, red ); in premultiply_data()
154 green = multiply_alpha( alpha, green ); in premultiply_data()
155 blue = multiply_alpha( alpha, blue ); in premultiply_data()
161 base[3] = (unsigned char)alpha; in premultiply_data()
369 /* transform transparency to alpha */ in FT_LOCAL_DEF()
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/foundation/graphic/graphic_utils_lite/interfaces/kits/gfx_utils/diagram/spancolorfill/
H A Dfill_base.h108 span->alpha = (colors1->alpha+colors2->alpha) >= MAX_COLOR_NUM ? in Generate()
109 MAX_COLOR_NUM:(colors1->alpha+colors2->alpha); in Generate()
/foundation/graphic/graphic_2d/rosen/modules/render_service_base/src/pipeline/
H A Drs_proxy_render_node.cpp80 void RSProxyRenderNode::SetContextAlpha(float alpha) in SetContextAlpha() argument
82 if (contextAlpha_ == alpha) { in SetContextAlpha()
85 contextAlpha_ = alpha; in SetContextAlpha()
87 target->SetContextAlpha(alpha, false); in SetContextAlpha()
91 std::unique_ptr<RSCommand> command = std::make_unique<RSSurfaceNodeSetContextAlpha>(targetId_, alpha); in SetContextAlpha()
/third_party/ffmpeg/libavcodec/arm/
H A Dh264dsp_init_arm.c28 void ff_h264_v_loop_filter_luma_neon(uint8_t *pix, ptrdiff_t stride, int alpha,
30 void ff_h264_h_loop_filter_luma_neon(uint8_t *pix, ptrdiff_t stride, int alpha,
32 void ff_h264_v_loop_filter_chroma_neon(uint8_t *pix, ptrdiff_t stride, int alpha,
34 void ff_h264_h_loop_filter_chroma_neon(uint8_t *pix, ptrdiff_t stride, int alpha,
36 void ff_h264_h_loop_filter_chroma422_neon(uint8_t *pix, ptrdiff_t stride, int alpha,
/third_party/skia/samplecode/
H A DSampleAARectModes.cpp84 for (int alpha = 0; alpha < 4; ++alpha) {
96 SkScalar dy = drawCell(canvas, gModes[i], gAlphaValue[alpha & 1],
97 gAlphaValue[alpha & 2]);
H A DSampleHairModes.cpp84 for (int alpha = 0; alpha < 4; ++alpha) {
96 gAlphaValue[alpha & 1],
97 gAlphaValue[alpha & 2]);
/third_party/skia/src/codec/
H A DSkMasks.cpp136 masks.alpha &= (1 << bitsPerPixel) - 1; in CreateMasks()
142 (masks.red & masks.alpha) | in CreateMasks()
144 (masks.green & masks.alpha) | in CreateMasks()
145 (masks.blue & masks.alpha) ) != 0) { in CreateMasks()
152 process_mask(masks.alpha)); in CreateMasks()
/third_party/skia/third_party/externals/libpng/contrib/tools/
H A Dcvtcolor.c125 double alpha = c[channels-1]; in main() local
127 if (alpha > 0) in main()
128 for (i=0; i<channels-1; ++i) c[i] /= alpha; in main()
156 c[3] = c[1]; /* alpha, if present */ in main()
165 double alpha = c[channels-1]; in main() local
166 for (i=0; i<channels-1; ++i) c[i] *= alpha; in main()
/third_party/skia/third_party/externals/abseil-cpp/absl/random/internal/
H A Ddistribution_test_util_test.cc39 // Log using the Wolfram-alpha function name & parameters. in TEST()
50 const double alpha; member
100 // domain of the input, x, then BetaIncompleteInv(alpha, p, q) may return an
101 // essentially arbitrary value where BetaIncomplete(x, p, q) =~ alpha.
123 // Log using the Wolfram-alpha function name & parameters. in TEST()
124 EXPECT_NEAR(value, data.alpha, 1e-12) in TEST()
126 << "] (expected=" << data.alpha << ") -> " << value; in TEST()
133 absl::random_internal::BetaIncompleteInv(data.p, data.q, data.alpha); in TEST()
135 // Log using the Wolfram-alpha function name & parameters. in TEST()
137 << " InverseBetaRegularized[" << data.alpha << ", " << dat in TEST()
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