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/kernel/linux/linux-5.10/net/ipv4/
H A Dtcp_dctcp.c63 MODULE_PARM_DESC(dctcp_alpha_on_init, "parameter for initial alpha value");
119 u32 alpha = ca->dctcp_alpha; in dctcp_update_alpha() local
121 /* alpha = (1 - g) * alpha + g * F */ in dctcp_update_alpha()
123 alpha -= min_not_zero(alpha, alpha >> dctcp_shift_g); in dctcp_update_alpha()
133 alpha = min(alpha + delivered_ce, DCTCP_MAX_ALPHA); in dctcp_update_alpha()
139 WRITE_ONCE(ca->dctcp_alpha, alpha); in dctcp_update_alpha()
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/kernel/linux/linux-6.6/tools/testing/selftests/bpf/progs/
H A Dbpf_dctcp.c126 __u32 alpha = ca->dctcp_alpha; in BPF_PROG() local
128 /* alpha = (1 - g) * alpha + g * F */ in BPF_PROG()
130 alpha -= min_not_zero(alpha, alpha >> dctcp_shift_g); in BPF_PROG()
140 alpha = min(alpha + delivered_ce, DCTCP_MAX_ALPHA); in BPF_PROG()
142 ca->dctcp_alpha = alpha; in BPF_PROG()
/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()
H A DSkMasks.h23 const MaskInfo alpha) in SkMasks()
27 , fAlpha(alpha) { } in SkMasks()
34 uint32_t alpha; member
46 // Getter for the alpha mask
47 // The alpha mask may be used in other decoding modes
22 SkMasks(const MaskInfo red, const MaskInfo green, const MaskInfo blue, const MaskInfo alpha) SkMasks() argument
/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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/third_party/skia/gm/
H A Dhairmodes.cpp103 for (int alpha = 0; alpha < 4; ++alpha) {
116 gAlphaValue[alpha & 1],
117 gAlphaValue[alpha & 2]);
/third_party/vk-gl-cts/external/openglcts/modules/gles3/
H A Des3cCopyTexImageConversionsTests.cpp264 ChannelData alpha; member
352 PixelData getAlpha8OESPixelData(GLenum type, unsigned char alpha);
354 PixelData getLuminance8Alpha8OESPixelData(GLenum type, unsigned char luminance, unsigned char alpha);
370 unsigned char alpha);
372 unsigned int blue, unsigned int alpha);
380 unsigned int blue, unsigned int alpha);
387 PixelData getRGBA16IPixelData(int is_source_pixel, GLenum type, int red, int green, int blue, int alpha);
389 unsigned int blue, unsigned int alpha);
390 PixelData getRGBA32IPixelData(GLenum type, int red, int green, int blue, int alpha);
393 unsigned int alpha);
694 getAlpha8OESPixelData(GLenum type, unsigned char alpha) getAlpha8OESPixelData() argument
760 getLuminance8Alpha8OESPixelData(GLenum type, unsigned char luminance, unsigned char alpha) getLuminance8Alpha8OESPixelData() argument
1429 getRGB10A2PixelData(GLenum type, unsigned short red, unsigned short green, unsigned short blue, unsigned char alpha) getRGB10A2PixelData() argument
1472 getRGB10A2UIPixelData(int is_source_pixel, GLenum type, unsigned int red, unsigned int green, unsigned int blue, unsigned int alpha) getRGB10A2UIPixelData() argument
1721 getRGB5A1PixelData(int is_source_pixel, GLenum type, unsigned int red, unsigned int green, unsigned int blue, unsigned int alpha) getRGB5A1PixelData() argument
2048 getRGBA16IPixelData(int is_source_pixel, GLenum type, int red, int green, int blue, int alpha) getRGBA16IPixelData() argument
2104 getRGBA16UIPixelData(int is_source_pixel, GLenum type, unsigned int red, unsigned int green, unsigned int blue, unsigned int alpha) getRGBA16UIPixelData() argument
2158 getRGBA32IPixelData(GLenum type, int red, int green, int blue, int alpha) getRGBA32IPixelData() argument
2193 getRGBA32UIPixelData(GLenum type, unsigned int red, unsigned int green, unsigned int blue, unsigned int alpha) getRGBA32UIPixelData() argument
2231 getRGBA8IPixelData(int is_source_pixel, GLenum type, int red, int green, int blue, int alpha) getRGBA8IPixelData() argument
2287 getRGBA8UIPixelData(int is_source_pixel, GLenum type, unsigned int red, unsigned int green, unsigned int blue, unsigned int alpha) getRGBA8UIPixelData() argument
2343 getRGBA4PixelData(int is_source_pixel, GLenum type, unsigned char red, unsigned char green, unsigned char blue, unsigned char alpha) getRGBA4PixelData() argument
2412 getRGBA8PixelData(GLenum type, unsigned char red, unsigned char green, unsigned char blue, unsigned char alpha) getRGBA8PixelData() argument
2446 getSRGB8Alpha8PixelData(GLenum type, unsigned char red, unsigned char green, unsigned char blue, unsigned char alpha) getSRGB8Alpha8PixelData() argument
2753 getRGBA16FPixelData(GLenum type, float red, float green, float blue, float alpha) getRGBA16FPixelData() argument
2789 getRGBA32FPixelData(GLenum type, float red, float green, float blue, float alpha) getRGBA32FPixelData() argument
[all...]
/third_party/skia/third_party/externals/libwebp/src/dsp/
H A Dalpha_processing_sse41.c24 uint8_t* WEBP_RESTRICT alpha, int alpha_stride) { in ExtractAlpha_SSE41()
25 // alpha_and stores an 'and' operation of all the alpha[] values. The final in ExtractAlpha_SSE41()
26 // value is not 0xff if any of the alpha[] is not equal to 0xff. in ExtractAlpha_SSE41()
33 // 'src[4 * width - 4]', because we don't know if alpha is the first or the in ExtractAlpha_SSE41()
60 _mm_storeu_si128((__m128i*)&alpha[i], d0); in ExtractAlpha_SSE41()
61 // accumulate sixteen alpha 'and' in parallel in ExtractAlpha_SSE41()
67 alpha[i] = alpha_value; in ExtractAlpha_SSE41()
71 alpha += alpha_stride; in ExtractAlpha_SSE41()
73 // Combine the sixteen alpha 'and' into an 8-bit mask. in ExtractAlpha_SSE41()
22 ExtractAlpha_SSE41(const uint8_t* WEBP_RESTRICT argb, int argb_stride, int width, int height, uint8_t* WEBP_RESTRICT alpha, int alpha_stride) ExtractAlpha_SSE41() argument
/third_party/skia/src/shaders/gradients/
H A DSk4fGradientPriv.h35 const float alpha = c[3]; in apply() local
37 return c * Sk4f(alpha, alpha, alpha, 1); in apply()
/foundation/arkui/ace_engine/frameworks/bridge/declarative_frontend/jsview/canvas/
H A Djs_rendering_context_settings.cpp33 bool alpha = false; in Constructor() local
38 JSViewAbstract::ParseJsBool(args[1], alpha); in Constructor()
41 jsRenderingContextSettings->SetAlpha(alpha); in Constructor()
/third_party/skia/tools/skiaserve/urlhandlers/
H A DClipAlphaHandler.cpp32 int alpha; in handle() local
33 sscanf(commands[1].c_str(), "%d", &alpha); in handle()
35 request->fDebugCanvas->setClipVizColor(SkColorSetARGB(alpha, 0, 0, 0)); in handle()
/third_party/skia/docs/examples/
H A DBitmap_extractAlpha.cpp7 SkBitmap alpha, bitmap; in REG_FIDDLE() local
18 bitmap.extractAlpha(&alpha); in REG_FIDDLE()
21 canvas->drawImage(alpha.asImage(), 100, 0, SkSamplingOptions(), &paint); in REG_FIDDLE()
H A Dno_gpu_blur.cpp6 SkBitmap alpha, bitmap; in REG_FIDDLE() local
19 bitmap.extractAlpha(&alpha, &paint, nullptr, &offset); in REG_FIDDLE()
22 canvas->drawImage(alpha.asImage(), 100 + offset.fX, 0, SkSamplingOptions(), &paint); in REG_FIDDLE()
H A DBitmap_extractAlpha_2.cpp11 SkBitmap alpha, bitmap; in REG_FIDDLE() local
24 bitmap.extractAlpha(&alpha, &paint, &offset); in REG_FIDDLE()
27 canvas->drawImage(alpha.asImage(), 100 + offset.fX, 0, SkSamplingOptions(), &paint); in REG_FIDDLE()
H A DBitmap_extractAlpha_3.cpp7 SkBitmap alpha, bitmap; in REG_FIDDLE() local
20 bitmap.extractAlpha(&alpha, &paint, nullptr, &offset); in REG_FIDDLE()
23 canvas->drawImage(alpha.asImage(), 100 + offset.fX, 0, SkSamplingOptions(), &paint); in REG_FIDDLE()
/third_party/ffmpeg/libavfilter/
H A Dvf_premultiply.c478 AVFrame *alpha = td->a; in premultiply_slice() local
496 s->inplace ? alpha->data[3] + slice_start * alpha->linesize[3] : in premultiply_slice()
497 alpha->data[0] + slice_start * alpha->linesize[0], in premultiply_slice()
499 base->linesize[p], s->inplace ? alpha->linesize[3] : alpha->linesize[0], in premultiply_slice()
509 AVFrame **out, AVFrame *base, AVFrame *alpha) in filter_frame()
637 td.a = alpha; in filter_frame()
651 AVFrame *out = NULL, *base, *alpha; in process_frame() local
508 filter_frame(AVFilterContext *ctx, AVFrame **out, AVFrame *base, AVFrame *alpha) filter_frame() argument
698 AVFilterLink *alpha; config_output() local
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H A Daf_atilt.c55 static double mz(int i, double w0, double r, double alpha) in mz() argument
57 return w0 * pow(r, -alpha + i); in mz()
65 static double mzh(int i, double T, double w0, double r, double alpha) in mzh() argument
67 return prewarp(mz(i, w0, r, alpha), T, w0); in mzh()
76 double w1, double sr, double alpha) in set_tf1s()
89 double bw, double alpha) in set_filter()
101 set_tf1s(coeffs, 1.0, mzh(i, T, w0, r, alpha), mph(i, T, w0, r), in set_filter()
102 w1, sr, alpha); in set_filter()
75 set_tf1s(Coeffs *coeffs, double b1, double b0, double a0, double w1, double sr, double alpha) set_tf1s() argument
87 set_filter(AVFilterContext *ctx, int order, double sr, double f0, double bw, double alpha) set_filter() argument
/third_party/ffmpeg/libavcodec/
H A Drv40.c315 int alpha, int beta, int beta2, in rv40_adaptive_loop_filter()
328 rdsp->rv40_strong_loop_filter[dir](src, stride, alpha, in rv40_adaptive_loop_filter()
331 rdsp->rv40_weak_loop_filter[dir](src, stride, 1, 1, alpha, beta, in rv40_adaptive_loop_filter()
335 alpha, beta, lims >> 1, lim_q1 >> 1, in rv40_adaptive_loop_filter()
349 int alpha, beta, betaY, betaC; in rv40_loop_filter() local
395 alpha = rv40_alpha_tab[q]; in rv40_loop_filter()
480 clip_cur, alpha, beta, betaY, in rv40_loop_filter()
492 alpha, beta, betaY, 0, 0, 1); in rv40_loop_filter()
499 alpha, beta, betaY, 0, 1, 0); in rv40_loop_filter()
507 alpha, bet in rv40_loop_filter()
312 rv40_adaptive_loop_filter(RV34DSPContext *rdsp, uint8_t *src, int stride, int dmode, int lim_q1, int lim_p1, int alpha, int beta, int beta2, int chroma, int edge, int dir) rv40_adaptive_loop_filter() argument
[all...]
/foundation/arkui/ace_engine/frameworks/core/components/common/painter/
H A Drosen_scroll_bar_painter.cpp37 const RefPtr<ScrollBar>& scrollBar, const Offset& globalOffset, int32_t alpha) in PaintBar()
40 const Rect& paintRect, const RefPtr<ScrollBar>& scrollBar, const Offset& globalOffset, int32_t alpha) in PaintBar()
45 PaintRectBar(canvas, offset, scrollBar, alpha); in PaintBar()
134 SkCanvas* canvas, const Offset& offset, const RefPtr<ScrollBar>& scrollBar, int32_t alpha) in PaintRectBar()
152 paint.setColor(scrollBar->GetForegroundColor().BlendOpacity(alpha / FULL_ALPHA).GetValue()); in PaintRectBar()
161 RSCanvas* canvas, const Offset& offset, const RefPtr<ScrollBar>& scrollBar, int32_t alpha) in PaintRectBar()
188 pen.SetColor(scrollBar->GetForegroundColor().BlendOpacity(alpha / FULL_ALPHA).GetValue()); in PaintRectBar()
189 brush.SetColor(scrollBar->GetForegroundColor().BlendOpacity(alpha / FULL_ALPHA).GetValue()); in PaintRectBar()
36 PaintBar(SkCanvas* canvas, const Offset& offset, const Rect& paintRect, const RefPtr<ScrollBar>& scrollBar, const Offset& globalOffset, int32_t alpha) PaintBar() argument
133 PaintRectBar( SkCanvas* canvas, const Offset& offset, const RefPtr<ScrollBar>& scrollBar, int32_t alpha) PaintRectBar() argument
160 PaintRectBar( RSCanvas* canvas, const Offset& offset, const RefPtr<ScrollBar>& scrollBar, int32_t alpha) PaintRectBar() argument

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