Searched defs:alpha (Results 151 - 175 of 216) sorted by relevance

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/external/opencv/cxcore/src/
H A Dcxarithm.cpp1824 icvAddWeighted_##flavor##_C1R( const arrtype* src1, int step1, double alpha, \
1836 worktype t0 = cast_macro1(load_macro((src1)[i])*alpha + \
1838 worktype t1 = cast_macro1(load_macro((src1)[i+1])*alpha + \
1844 t0 = cast_macro1(load_macro((src1)[i+2])*alpha + \
1846 t1 = cast_macro1(load_macro((src1)[i+3])*alpha + \
1855 worktype t0 = cast_macro1(load_macro((src1)[i])*alpha + \
1869 icvAddWeighted_8u_fast_C1R( const uchar* src1, int step1, double alpha, argument
1877 alpha *= 1 << shift;
1885 t += alpha;
1968 typedef CvStatus (CV_STDCALL *CvAddWeightedFunc)( const void* src1, int step1, double alpha,
1974 cvAddWeighted( const CvArr* srcAarr, double alpha, const CvArr* srcBarr, double beta, double gamma, CvArr* dstarr ) argument
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H A Dcxdrawing.cpp854 float alpha, beta; local
886 icvSinCos( angle, &alpha, &beta );
899 pts->x = cvRound( cx + x * alpha - y * beta );
900 pts->y = cvRound( cy - x * beta - y * alpha );
H A Dcxmatmul.cpp132 double alpha, double beta, int flags ) \
184 worktype al = worktype(a_data[i])*alpha; \
244 s0 = (s0+s1+s2+s3)*alpha; \
282 d_data[j] = arrtype(s0*alpha); \
283 d_data[j+1] = arrtype(s1*alpha); \
284 d_data[j+2] = arrtype(s2*alpha); \
285 d_data[j+3] = arrtype(s3*alpha); \
289 s0 = s0*alpha; s1 = s1*alpha; \
290 s2 = s2*alpha; s
605 cvGEMM( const CvArr* Aarr, const CvArr* Barr, double alpha, const CvArr* Carr, double beta, CvArr* Darr, int flags ) argument
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/external/qemu/android/
H A Dmain-common.c566 int alpha, rotate; local
568 if ( opts->onion_alpha && 1 == sscanf( opts->onion_alpha, "%d", &alpha ) ) {
569 alpha = (256*alpha)/100;
571 alpha = 128;
579 qemulator_get()->onion_alpha = alpha;
/external/qemu/android/skin/
H A Dtrackball.c158 typedef struct { int x, y, offset, alpha; Fix16VectorRec f; } SphereCoordRec, *SphereCoord; member in struct:__anon8001
328 coord->alpha = 256;
333 coord->alpha = 256*(radius - r0);
351 coord->alpha = coord->alpha * scale;
358 coord->alpha = 0;
360 coord->alpha = -256*(r0 - (radius2-1.));
400 color_blend( unsigned from, unsigned to, int alpha )
406 unsigned result_ag = (from_ag + (alpha*(to_ag - from_ag) >> 8)) & 0xff00ff;
407 unsigned result_rb = (from_rb + (alpha*(to_r
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/external/qemu/distrib/sdl-1.2.12/include/
H A DSDL_video.h38 /* Transparency definitions: These define alpha as the opacity of a surface */
81 /* Alpha value information (per-surface alpha) */
82 Uint8 alpha; member in struct:SDL_PixelFormat
135 #define SDL_SRCALPHA 0x00010000 /* Blit uses source alpha blending */
493 * SDL_SRCALPHA means that the surface will be used for alpha blits and
494 * if the hardware supports hardware acceleration of alpha blits between
572 * This function sets the alpha value for the entire surface, as opposed to
573 * using the alpha component of each pixel. This value measures the range
575 * being completely opaque. An 'alpha' value of 255 causes blits to be
577 * that per-surface alpha ca
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/external/qemu/distrib/sdl-1.2.12/src/video/
H A DSDL_RLEaccel.c25 * RLE encoding for software colorkey and alpha-channel acceleration
30 * decoder. Added per-surface alpha blitter. Added per-pixel alpha
49 * binary transparency and for per-surface alpha blending, and for surfaces
50 * with per-pixel alpha. The details differ, however:
62 * Encoding of surfaces with per-pixel alpha:
69 * partially transparent (translucent) pixels (where 1 <= alpha <= 254),
73 * the alpha value occupying the highest 8 bits. The <skip> and <run>
78 * and the hole filled with the 5 most significant bits of the alpha value.
120 * Various colorkey blit methods, for opaque and per-surface alpha
782 RLEClipBlit(int w, Uint8 *srcbuf, SDL_Surface *dst, Uint8 *dstbuf, SDL_Rect *srcrect, unsigned alpha) argument
846 unsigned alpha; local
1292 unsigned alpha = dfmt->Amask ? 255 : 0; local
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H A DSDL_blit_A.c62 /* Functions to perform alpha blended blitting */
64 /* N->1 blending with per-surface alpha */
78 const unsigned A = srcfmt->alpha;
117 /* N->1 blending with pixel alpha */
131 /* FIXME: fix alpha bit field expansion here too? */
170 /* colorkeyed N->1 blending with per-surface alpha */
185 const int A = srcfmt->alpha;
227 /* fast RGB888->(A)RGB888 blending with surface alpha=128 special case */
243 movd_m2r(dalpha, mm7); /* dst alpha mask */
244 punpckldq_r2r(mm7, mm7); /* dst alpha mas
282 unsigned alpha = info->src->alpha; local
505 unsigned alpha = info->src->alpha; local
939 unsigned alpha = info->src->alpha; local
1256 unsigned alpha = info->src->alpha; local
1352 unsigned alpha = info->src->alpha; local
1460 unsigned alpha = info->src->alpha; local
1875 unsigned alpha = info->src->alpha; /* downscale alpha to 5 bits */ local
2014 unsigned alpha = info->src->alpha; /* downscale alpha to 5 bits */ local
2160 unsigned alpha = info->src->alpha; local
2294 unsigned alpha = info->src->alpha; local
2430 unsigned alpha = info->src->alpha; local
2466 unsigned alpha = info->src->alpha; /* downscale alpha to 5 bits */ local
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/external/qemu/distrib/sdl-1.2.12/src/video/macdsp/
H A DSDL_dspvideo.c103 DSP_TRY_CC_AND_AA - Define if you want to try HWA color-key and alpha blitters
105 but hw alpha is neck-and-neck with SDL's soft bitter.
168 static int DSp_SetHWAlpha(_THIS, SDL_Surface *surface, UInt8 alpha);
209 RGBColor alpha; // alpha color member in struct:private_hwdata
1018 static int DSp_SetHWAlpha(_THIS, SDL_Surface *surface, UInt8 alpha) argument
1020 surface->hwdata->alpha.red = (alpha / 255.0) * 65535;
1021 surface->hwdata->alpha.blue = (alpha / 255.
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/external/qemu/distrib/sdl-1.2.12/src/video/windx5/
H A DSDL_dx5video.c420 static int DX5_SetHWAlpha(_THIS, SDL_Surface *surface, Uint8 alpha);
865 /* This is only for alpha channel, and DirectX 6
866 doesn't support 2D alpha blits yet, so set it 0
1963 if ( DX5_SetHWAlpha(this, src, src->format->alpha) < 0 ) {
2030 static int DX5_SetHWAlpha(_THIS, SDL_Surface *surface, Uint8 alpha) argument
/external/qemu/telephony/
H A Dgsm.c1073 sim_adn_alpha_to_utf8( cbytes_t alpha, cbytes_t end, bytes_t dst ) argument
1078 while (alpha < end && end[-1] == 0xff)
1081 if (alpha >= end)
1084 if (alpha[0] == 0x80) { /* UCS/2 source encoding */
1085 alpha += 1;
1086 result = ucs2_to_utf8( alpha, (end-alpha)/2, dst );
1093 if (alpha+3 <= end && alpha[0] == 0x81) {
1095 len = alpha[
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/external/skia/include/core/
H A DSkColorPriv.h30 alpha * value / 255.
32 In debugging, asserts that alpha is 0..255
34 static inline unsigned SkAlpha255To256(U8CPU alpha) { argument
35 SkASSERT(SkToU8(alpha) == alpha);
38 return alpha + 1;
198 * the components are 0..255, and are already premultiplied (i.e. alpha >= color)
530 // if the src alpha is <= 7.
589 // of the truncated and dithered alpha values. If we didn't, cases like
/external/skia/src/core/
H A DSkBitmap.cpp577 isOpaque() for configs that can't support per-pixel alpha.
945 // if the src has alpha, we have to clear the dst first
1208 static bool GetBitmapAlpha(const SkBitmap& src, uint8_t SK_RESTRICT alpha[], argument
1210 SkASSERT(alpha != NULL);
1220 // zero out the alpha buffer and return
1222 memset(alpha, 0, w);
1223 alpha += alphaRowBytes;
1231 memcpy(alpha, s, w);
1233 alpha += alphaRowBytes;
1239 alpha[
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H A DSkScan_Path.cpp242 virtual void blitV(int x, int y, int height, SkAlpha alpha) { argument
H A DSkXfermode.cpp22 static SkPMColor SkFourByteInterp(SkPMColor src, SkPMColor dst, U8CPU alpha) { argument
23 unsigned scale = SkAlpha255To256(alpha);
/external/speex/libspeex/
H A Dmdf.c704 spx_float_t alpha, alpha_1; local
1083 alpha = FLOAT_DIV32(tmp32, See);
1084 alpha_1 = FLOAT_SUB(FLOAT_ONE, alpha);
1086 st->Pey = FLOAT_ADD(FLOAT_MULT(alpha_1,st->Pey) , FLOAT_MULT(alpha,Pey));
1087 st->Pyy = FLOAT_ADD(FLOAT_MULT(alpha_1,st->Pyy) , FLOAT_MULT(alpha,Pyy));
/external/webkit/Source/WebCore/platform/graphics/skia/
H A DPlatformContextSkia.cpp106 // Helper function for applying the state's alpha value to the given input
457 void PlatformContextSkia::setAlpha(float alpha) argument
459 m_state->m_alpha = alpha;
538 int alpha = roundf(m_state->m_alpha * 256); local
539 if (alpha > 255)
540 alpha = 255;
541 else if (alpha < 0)
542 alpha = 0;
543 return alpha;
651 // only look at the alpha whe
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/external/webp/src/dec/
H A Dio.c104 // These two don't erase the alpha value
333 // Warning! Don't overwrite the alpha values (if any), as they
382 const uint8_t* alpha = io->a; local
383 if (alpha) {
385 memcpy(dst, alpha, mb_w * sizeof(*dst));
386 alpha += io->width;
399 const uint8_t* alpha = io->a; local
400 if (alpha) {
403 dst[4 * i + 3] = alpha[i];
405 alpha
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/external/webp/src/enc/
H A Ddsp.c23 static int ClipAlpha(int alpha) { argument
24 return alpha < 0 ? 0 : alpha > 255 ? 255 : alpha;
30 int alpha; local
40 alpha = den ? 10 * num / den - 5 : 0;
41 return ClipAlpha(alpha);
/external/opencv/cv/include/
H A Dcvtypes.h345 float* alpha; member in struct:CvHaarClassifier
/external/opencv/cv/src/
H A Dcvimgwarp.cpp198 float alpha; member in union:CvResizeAlpha::__anon7361
281 float alpha; member in struct:CvDecimateAlpha
342 float alpha = xofs[k].alpha; \
343 buf[dxn] = buf[dxn] + load_macro(src[xofs[k].si])*alpha; \
350 float alpha = xofs[k].alpha; \
351 float t0 = buf[dxn] + load_macro(src[sxn])*alpha; \
352 float t1 = buf[dxn+1] + load_macro(src[sxn+1])*alpha; \
360 float alpha
1197 double alpha, beta; local
1829 const ushort* alpha = (const ushort*)(amap->data.ptr + amap->step*y); local
2122 short* alpha = (short*)(mapa->data.ptr + mapa->step*y); local
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H A Dcvstereogc.cpp661 static int64 icvAlphaExpand( int64 Eprev, int alpha, CvStereoGCState* state, CvStereoGCState2* state2 ) argument
683 int aa[] = { alpha, -alpha };
732 if( d != alpha && d != OCCLUDED && (unsigned)x1 < (unsigned)cols )
739 delta = IS_BLOCKED(alpha, d) ? INFINITY : 0;
745 else if( IS_BLOCKED(alpha, d) )
749 // (left + x, right + x + alpha)
750 x1 = x + alpha;
756 E0a = IS_BLOCKED(d, alpha) ? INFINITY : 0;
757 Ea0 = IS_BLOCKED(-d1, alpha)
940 int alpha = disp[i]; local
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H A DmycvHaarDetectObjects.cpp81 float* alpha; member in struct:MyCvHidHaarClassifier
293 hid_classifier->alpha = alpha_ptr;
312 memcpy( alpha_ptr, classifier->alpha, (node_count+1)*sizeof(alpha_ptr[0]));
352 ipp_val1[j] = classifier->alpha[0];
353 ipp_val2[j] = classifier->alpha[1];
422 return classifier->alpha[-idx];
565 stage_sum += classifier->alpha[sum >= t];
580 stage_sum += classifier->alpha[sum >= t];
/external/opencv/cvaux/src/
H A Dcvtrifocal.cpp1591 double alpha = cvmGet(&result,0,i); local
1596 alpha * cvmGet(fundReduceCoef1,0,j) + (1-alpha) * cvmGet(fundReduceCoef2,0,j) );
/external/opencv/ml/src/
H A Dmlsvm.cpp233 double alpha, double beta )
245 results[j] = (Qfloat)(s*alpha + beta);
339 // min [0.5(\alpha^T Q \alpha) + b^T \alpha]
341 // y^T \alpha = \delta
348 // Q, b, y, Cp, Cn, and an initial feasible point \alpha
352 // solution will be put in \alpha, objective value will be put in obj
358 alpha = 0;
418 alpha
231 calc_non_rbf_base( int vcount, int var_count, const float** vecs, const float* another, Qfloat* results, double alpha, double beta ) argument
1282 train1( int sample_count, int var_count, const float** samples, const void* _responses, double Cp, double Cn, CvMemStorage* _storage, double* alpha, double& rho ) argument
1539 double* alpha; local
1607 double* alpha; local
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