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Searched refs:alpha (Results 201 - 225 of 1119) sorted by relevance

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/kernel/linux/linux-5.10/drivers/media/platform/vsp1/
H A Dvsp1_rpf.c132 * On Gen2 use the alpha channel (extended to 8 bits) when available or in rpf_configure_stream()
133 * a fixed alpha value set through the V4L2_CID_ALPHA_COMPONENT control in rpf_configure_stream()
136 * The Gen3 RPF has extended alpha capability and can both multiply the in rpf_configure_stream()
137 * alpha channel by a fixed global alpha value, and multiply the pixel in rpf_configure_stream()
138 * components to convert the input to premultiplied alpha. in rpf_configure_stream()
140 * As alpha premultiplication is available in the BRx for both Gen2 and in rpf_configure_stream()
141 * Gen3 we handle it there and use the Gen3 alpha multiplier for global in rpf_configure_stream()
142 * alpha multiplication only. This however prevents conversion to in rpf_configure_stream()
143 * premultiplied alpha i in rpf_configure_stream()
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/kernel/linux/linux-6.6/drivers/media/platform/renesas/vsp1/
H A Dvsp1_rpf.c184 * On Gen2 use the alpha channel (extended to 8 bits) when available or in rpf_configure_stream()
185 * a fixed alpha value set through the V4L2_CID_ALPHA_COMPONENT control in rpf_configure_stream()
188 * The Gen3+ RPF has extended alpha capability and can both multiply the in rpf_configure_stream()
189 * alpha channel by a fixed global alpha value, and multiply the pixel in rpf_configure_stream()
190 * components to convert the input to premultiplied alpha. in rpf_configure_stream()
192 * As alpha premultiplication is available in the BRx for both Gen2 and in rpf_configure_stream()
193 * Gen3+ we handle it there and use the Gen3 alpha multiplier for global in rpf_configure_stream()
194 * alpha multiplication only. This however prevents conversion to in rpf_configure_stream()
195 * premultiplied alpha i in rpf_configure_stream()
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/third_party/glfw/examples/
H A Dwave.c33 GLfloat alpha = 210.f, beta = -70.f; variable
163 glRotatef(alpha, 0.0, 0.0, 1.0); in draw_scene()
290 alpha += 5; in key_callback()
293 alpha -= 5; in key_callback()
342 alpha += (GLfloat) (x - cursorX) / 10.f; in cursor_position_callback()
/third_party/mesa3d/src/gallium/auxiliary/gallivm/
H A Dlp_bld_format_srgb.c321 * with no alpha. (In the latter case the return values won't be
336 LLVMValueRef tmpsrgb[4], alpha, dst; in lp_build_float_to_srgb_packed() local
340 /* rgb is subject to linear->srgb conversion, alpha is not */ in lp_build_float_to_srgb_packed()
349 alpha = lp_build_clamp_zero_one_nanzero(&f32_bld, src[3]); in lp_build_float_to_srgb_packed()
350 alpha = lp_build_mul(&f32_bld, alpha, in lp_build_float_to_srgb_packed()
352 tmpsrgb[3] = lp_build_iround(&f32_bld, alpha); in lp_build_float_to_srgb_packed()
/third_party/mesa3d/src/gallium/drivers/r300/compiler/
H A Dradeon_pair_translate.c135 unsigned int * alpha) in src_uses()
143 *alpha = 1; in src_uses()
195 unsigned int alpha = 0; in set_pair_instruction() local
196 src_uses(inst->SrcReg[j], &rgb, &alpha); in set_pair_instruction()
204 if(alpha) { in set_pair_instruction()
222 /* We don't care about the alpha channel here. We only in set_pair_instruction()
267 "alpha instruction.\n"); in set_pair_instruction()
134 src_uses(struct rc_src_register src, unsigned int * rgb, unsigned int * alpha) src_uses() argument
/third_party/skia/bench/
H A DRectBench.cpp290 U8CPU alpha = 0xFF; variable
305 alpha = 0xFF;
308 alpha = 0xFF;
313 alpha = rand.nextU() & 255;
321 paint.setAlpha(alpha);
/third_party/ffmpeg/libavcodec/
H A Dcfhdenc.c242 int16_t *alpha; member
370 s->alpha = av_calloc(avctx->width * avctx->height, sizeof(*s->alpha)); in cfhd_encode_init()
371 if (!s->alpha) in cfhd_encode_init()
405 int alpha = src[j]; in process_alpha() local
407 if (alpha > 0 && alpha < 4080) { in process_alpha()
408 alpha *= 223; in process_alpha()
409 alpha += 128; in process_alpha()
410 alpha >> in process_alpha()
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H A Drv34dsp.h46 int alpha, int beta,
50 int alpha, int lims,
H A Dmovtextdec.c69 uint8_t alpha; member
146 style->alpha = bytestream_get_byte(ptr); in mov_text_parse_style_record()
268 CMP(alpha) && CMP(fontsize) && CMP(font_id); in styles_equivalent()
395 if (default_style->alpha != style->alpha) in text_to_ass()
396 av_bprintf(buf, "{\\1a&H%02X&}", 255 - style->alpha); in text_to_ass()
465 (255U - default_style->alpha) << 24 | default_style->color, in mov_text_init()
466 (255U - default_style->alpha) << 24 | default_style->color, in mov_text_init()
H A Dacelp_vectors.c193 int size, float alpha, float *gain_mem) in ff_adaptive_gain_control()
203 gain_scale_factor *= 1.0 - alpha; in ff_adaptive_gain_control()
206 mem = alpha * mem + gain_scale_factor; in ff_adaptive_gain_control()
192 ff_adaptive_gain_control(float *out, const float *in, float speech_energ, int size, float alpha, float *gain_mem) ff_adaptive_gain_control() argument
H A Dbmp.c43 uint32_t alpha = 0; in bmp_decode_frame() local
132 alpha = bytestream_get_le32(&buf); in bmp_decode_frame()
147 avctx->pix_fmt = alpha ? AV_PIX_FMT_ABGR : AV_PIX_FMT_0BGR; in bmp_decode_frame()
149 avctx->pix_fmt = alpha ? AV_PIX_FMT_BGRA : AV_PIX_FMT_BGR0; in bmp_decode_frame()
151 avctx->pix_fmt = alpha ? AV_PIX_FMT_ARGB : AV_PIX_FMT_0RGB; in bmp_decode_frame()
153 avctx->pix_fmt = alpha ? AV_PIX_FMT_RGBA : AV_PIX_FMT_RGB0; in bmp_decode_frame()
/third_party/mesa3d/src/gallium/auxiliary/util/
H A Du_blend.h9 * supposed to treat the destination's alpha channel as 1 instead of the
120 util_blend_factor_uses_dest(enum pipe_blendfactor factor, bool alpha) in util_blend_factor_uses_dest() argument
129 return !alpha; in util_blend_factor_uses_dest()
/third_party/vk-gl-cts/framework/common/
H A DtcuPixelFormat.hpp42 PixelFormat (int red, int green, int blue, int alpha) in PixelFormat()
46 , alphaBits(alpha) in PixelFormat()
75 * Per-channel threshold is 2^(8-bits). If alpha channel bits are zero,
/kernel/linux/linux-5.10/drivers/media/common/v4l2-tpg/
H A Dv4l2-tpg-core.c1133 u8 alpha = tpg->alpha_component; in gen_twopix() local
1139 alpha = 0; in gen_twopix()
1309 alpha = 0; in gen_twopix()
1314 buf[0][offset + 1] = (alpha & 0xf0) | r_y_h; in gen_twopix()
1317 alpha = 0; in gen_twopix()
1320 buf[0][offset] = (b_v << 4) | (alpha >> 4); in gen_twopix()
1324 alpha = 0; in gen_twopix()
1328 buf[0][offset + 1] = (alpha & 0xf0) | b_v; in gen_twopix()
1331 alpha = 0; in gen_twopix()
1334 buf[0][offset] = (r_y_h << 4) | (alpha >> in gen_twopix()
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/kernel/linux/linux-6.6/drivers/media/common/v4l2-tpg/
H A Dv4l2-tpg-core.c1137 u8 alpha = tpg->alpha_component; in gen_twopix() local
1143 alpha = 0; in gen_twopix()
1313 alpha = 0; in gen_twopix()
1318 buf[0][offset + 1] = (alpha & 0xf0) | r_y_h; in gen_twopix()
1321 alpha = 0; in gen_twopix()
1324 buf[0][offset] = (b_v << 4) | (alpha >> 4); in gen_twopix()
1328 alpha = 0; in gen_twopix()
1332 buf[0][offset + 1] = (alpha & 0xf0) | b_v; in gen_twopix()
1335 alpha = 0; in gen_twopix()
1338 buf[0][offset] = (r_y_h << 4) | (alpha >> in gen_twopix()
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/third_party/ffmpeg/libswscale/
H A Dvscale.c57 if (desc->alpha) { in lum_planar_vscale()
130 uint8_t **src3 = desc->alpha ? desc->src->plane[3].line + sp3 : NULL; in packed_vscale()
136 (const int16_t*)(desc->alpha ? *src3 : NULL), *dst, dstW, 0, sliceY); in packed_vscale()
142 (const int16_t*)(desc->alpha ? *src3 : NULL), *dst, dstW, chrAlpha, sliceY); in packed_vscale()
198 uint8_t **src3 = desc->alpha ? desc->src->plane[3].line + sp3 : NULL; in any_vscale()
202 desc->alpha ? desc->dst->plane[3].line[dp3] : NULL }; in any_vscale()
228 desc[0].alpha = c->needAlpha; in ff_init_vscale()
249 desc[0].alpha = c->needAlpha; in ff_init_vscale()
/third_party/ffmpeg/libavfilter/
H A Dvf_despill.c33 int alpha; member
82 if (s->alpha) { in do_despill_slice()
155 { "alpha", "change alpha component", OFFSET(alpha), AV_OPT_TYPE_BOOL, {.i64=0}, 0, 1, FLAGS },
/third_party/skia/src/core/
H A DSkBlitter.cpp55 SkAlpha alpha = (SkAlpha)(a * 255); in ScalarToAlpha() local
56 return alpha > 247 ? 0xFF : alpha < 8 ? 0 : alpha; in ScalarToAlpha()
111 void SkBlitter::blitV(int x, int y, int height, SkAlpha alpha) { in blitV() argument
112 if (alpha == 255) { in blitV()
120 this->blitAntiH(x, y++, &alpha, runs); in blitV()
133 /// such as alpha == 255; also uses blitV(), which some subclasses
313 void SkNullBlitter::blitV(int x, int y, int height, SkAlpha alpha) {} in blitV() argument
408 void SkRectClipBlitter::blitV(int x, int y, int height, SkAlpha alpha) {
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/third_party/rust/crates/nom/src/bytes/
H A Dtests.rs3 alpha1 as alpha, alphanumeric1 as alphanumeric, digit1 as digit, hex_digit1 as hex_digit,
75 escaped(alpha, '\\', one_of("\"n\\"))(i) in escaping()
110 escaped(alpha, '\\', one_of("\"n\\"))(i) in escaping_str()
136 escaped(alpha, '\u{241b}', one_of("\"n"))(i) in escaping_str()
152 alpha, in escape_transform()
197 alpha, in escape_transform()
222 alpha, in escape_transform_str()
255 alpha, in escape_transform_str()
268 alpha, in escape_transform_str()
311 recognize(alpha)( in recognize()
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/third_party/skia/third_party/externals/angle2/src/libANGLE/
H A Dangletypes.cpp378 const bool alpha) const
381 PackColorMask(red, green, blue, alpha), mMaxColorMask);
394 const bool alpha)
396 mColorMask = expandColorMaskValue(red, green, blue, alpha);
410 const bool alpha)
413 ColorMaskStorage::SetValueIndexed(index, PackColorMask(red, green, blue, alpha), &mColorMask);
426 bool *alpha) const
429 UnpackColorMask(ColorMaskStorage::GetValueIndexed(index, mColorMask), red, green, blue, alpha);
501 const EquationStorage::Type alpha) const
504 EquationStorage::GetDiffMask(mEquationAlpha, alpha);
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/kernel/linux/linux-5.10/drivers/video/fbdev/omap2/omapfb/dss/
H A Doverlay-sysfs.c242 u8 alpha; in overlay_global_alpha_store() local
248 r = kstrtou8(buf, 0, &alpha); in overlay_global_alpha_store()
254 info.global_alpha = alpha; in overlay_global_alpha_store()
284 u8 alpha; in overlay_pre_mult_alpha_store() local
290 r = kstrtou8(buf, 0, &alpha); in overlay_pre_mult_alpha_store()
296 info.pre_mult_alpha = alpha; in overlay_pre_mult_alpha_store()
/kernel/linux/linux-5.10/drivers/media/test-drivers/vicodec/
H A Dcodec-v4l2-fwht.c103 rf->alpha = NULL; in prepare_raw_frame()
114 rf->alpha = NULL; in prepare_raw_frame()
179 rf->alpha = rf->luma; in prepare_raw_frame()
190 rf->alpha = rf->cr + 1; in prepare_raw_frame()
194 rf->alpha = rf->luma; in prepare_raw_frame()
201 rf->alpha = rf->luma + 3; in prepare_raw_frame()
/kernel/linux/linux-6.6/drivers/media/test-drivers/vicodec/
H A Dcodec-v4l2-fwht.c103 rf->alpha = NULL; in prepare_raw_frame()
114 rf->alpha = NULL; in prepare_raw_frame()
179 rf->alpha = rf->luma; in prepare_raw_frame()
190 rf->alpha = rf->cr + 1; in prepare_raw_frame()
194 rf->alpha = rf->luma; in prepare_raw_frame()
201 rf->alpha = rf->luma + 3; in prepare_raw_frame()
/kernel/linux/linux-6.6/drivers/video/fbdev/omap2/omapfb/dss/
H A Doverlay-sysfs.c243 u8 alpha; in overlay_global_alpha_store() local
249 r = kstrtou8(buf, 0, &alpha); in overlay_global_alpha_store()
255 info.global_alpha = alpha; in overlay_global_alpha_store()
285 u8 alpha; in overlay_pre_mult_alpha_store() local
291 r = kstrtou8(buf, 0, &alpha); in overlay_pre_mult_alpha_store()
297 info.pre_mult_alpha = alpha; in overlay_pre_mult_alpha_store()
/kernel/linux/linux-6.6/drivers/iio/afe/
H A Diio-rescale.c413 u32 alpha; in rescale_temp_sense_rtd_props() local
427 ret = device_property_read_u32(dev, "alpha-ppm-per-celsius", &alpha); in rescale_temp_sense_rtd_props()
429 dev_err(dev, "failed to read alpha-ppm-per-celsius: %d\n", in rescale_temp_sense_rtd_props()
440 tmp = r0 * iexc * alpha / 1000000; in rescale_temp_sense_rtd_props()
455 s32 alpha; in rescale_temp_transducer_props() local
460 ret = device_property_read_u32(dev, "alpha-ppm-per-celsius", &alpha); in rescale_temp_transducer_props()
462 dev_err(dev, "failed to read alpha-ppm-per-celsius: %d\n", ret); in rescale_temp_transducer_props()
467 rescale->denominator = alpha * sens in rescale_temp_transducer_props()
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