gamma 159 libavcodec/aacps_tablegen.h float alpha, gamma, mu, rho; gamma 165 libavcodec/aacps_tablegen.h gamma = atanf(sqrtf((1.0f - mu)/(1.0f + mu))); gamma 169 libavcodec/aacps_tablegen.h gamma_c = cosf(gamma); gamma 170 libavcodec/aacps_tablegen.h gamma_s = sinf(gamma); gamma 993 libavcodec/amrwbdec.c static void lpc_weighting(float *out, const float *lpc, float gamma, int size) gamma 996 libavcodec/amrwbdec.c float fac = gamma; gamma 1000 libavcodec/amrwbdec.c fac *= gamma; gamma 520 libavcodec/evrcdec.c static void bandwidth_expansion(float *coeff, const float *inbuf, float gamma) gamma 522 libavcodec/evrcdec.c double fac = gamma; gamma 527 libavcodec/evrcdec.c fac *= gamma; gamma 578 libavcodec/evrcdec.c float sum1 = 0.0, sum2 = 0.0, gamma, gain; gamma 618 libavcodec/evrcdec.c gamma = sum2 / sum1; gamma 619 libavcodec/evrcdec.c if (gamma < 0.5) gamma 622 libavcodec/evrcdec.c gamma = FFMIN(gamma, 1.0); gamma 625 libavcodec/evrcdec.c temp[i] = e->postfilter_residual[ACB_SIZE + i] + gamma * gamma 161 libavcodec/exr.c float gamma; gamma 1006 libavcodec/exr.c float one_gamma = 1.0f / s->gamma; gamma 1827 libavcodec/exr.c float one_gamma = 1.0f / s->gamma; gamma 1895 libavcodec/exr.c { "gamma", "Set the float gamma value when decoding", OFFSET(gamma), gamma 337 libavcodec/pngenc.c double gamma = avpriv_get_gamma_from_trc(trc); gamma 338 libavcodec/pngenc.c if (gamma <= 1e-6) gamma 341 libavcodec/pngenc.c AV_WB32_PNG(buf, 1.0 / gamma); gamma 927 libavcodec/videotoolboxenc.c Float32 gamma; gamma 960 libavcodec/videotoolboxenc.c gamma = 2.2; gamma 962 libavcodec/videotoolboxenc.c *gamma_level = CFNumberCreate(NULL, kCFNumberFloat32Type, &gamma); gamma 966 libavcodec/videotoolboxenc.c gamma = 2.8; gamma 968 libavcodec/videotoolboxenc.c *gamma_level = CFNumberCreate(NULL, kCFNumberFloat32Type, &gamma); gamma 743 libavfilter/avf_showcqt.c static void yuv_from_cqt(ColorFloat *c, const FFTComplex *v, float gamma, int len, float cm[3][3], float cscheme[6]) gamma 748 libavfilter/avf_showcqt.c r = calculate_gamma(FFMIN(1.0f, cscheme[0] * v[x].re + cscheme[3] * v[x].im), gamma); gamma 749 libavfilter/avf_showcqt.c g = calculate_gamma(FFMIN(1.0f, cscheme[1] * v[x].re + cscheme[4] * v[x].im), gamma); gamma 750 libavfilter/avf_showcqt.c b = calculate_gamma(FFMIN(1.0f, cscheme[2] * v[x].re + cscheme[5] * v[x].im), gamma); gamma 82 libavfilter/opencl/colorspace_common.cl float gamma = 1.2f + 0.42f * log10(peak * REFERENCE_WHITE / 1000.0f); gamma 83 libavfilter/opencl/colorspace_common.cl gamma = max(1.0f, gamma); gamma 84 libavfilter/opencl/colorspace_common.cl float factor = peak * powr(luma, gamma - 1.0f) / powr(12.0f, gamma); gamma 89 libavfilter/opencl/colorspace_common.cl float gamma = 1.2f + 0.42f * log10(peak * REFERENCE_WHITE / 1000.0f); gamma 90 libavfilter/opencl/colorspace_common.cl c *= powr(12.0f, gamma) / peak; gamma 91 libavfilter/opencl/colorspace_common.cl c /= powr(get_luma_dst(c), (gamma - 1.0f) / gamma); gamma 170 libavfilter/vf_ciescope.c gamma; /* gamma of nonlinear correction */ gamma 901 libavfilter/vf_ciescope.c double gamma; gamma 904 libavfilter/vf_ciescope.c gamma = cs->gamma; gamma 906 libavfilter/vf_ciescope.c if (gamma == 0.) { gamma 916 libavfilter/vf_ciescope.c *c = pow(*c, 1./gamma); gamma 118 libavfilter/vf_colorspace.c double alpha, beta, gamma, delta; gamma 240 libavfilter/vf_colorspace.c double in_gamma = s->in_txchr->gamma, in_delta = s->in_txchr->delta; gamma 243 libavfilter/vf_colorspace.c double out_gamma = s->out_txchr->gamma, out_delta = s->out_txchr->delta; gamma 44 libavfilter/vf_deblock.c float gamma; gamma 282 libavfilter/vf_deblock.c s->gth = s->gamma * s->max; gamma 380 libavfilter/vf_deblock.c { "gamma", "set 3rd detection threshold", OFFSET(gamma), AV_OPT_TYPE_FLOAT, {.dbl=.05}, 0, 1, FLAGS }, gamma 40 libavfilter/vf_eq.c double g = 1.0 / param->gamma; gamma 99 libavfilter/vf_eq.c if (param->contrast == 1.0 && param->brightness == 0.0 && param->gamma == 1.0) gamma 101 libavfilter/vf_eq.c else if (param->gamma == 1.0 && fabs(param->contrast) < 7.9) gamma 127 libavfilter/vf_eq.c eq->gamma = av_clipf(av_expr_eval(eq->gamma_pexpr, eq->var_values, eq), 0.1, 10.0); gamma 133 libavfilter/vf_eq.c eq->param[0].gamma = eq->gamma * eq->gamma_g; gamma 134 libavfilter/vf_eq.c eq->param[1].gamma = sqrt(eq->gamma_b / eq->gamma_g); gamma 135 libavfilter/vf_eq.c eq->param[2].gamma = sqrt(eq->gamma_r / eq->gamma_g); gamma 328 libavfilter/vf_eq.c else SET_PARAM(gamma, gamma) gamma 329 libavfilter/vf_eq.c else SET_PARAM(gamma_r, gamma) gamma 330 libavfilter/vf_eq.c else SET_PARAM(gamma_g, gamma) gamma 331 libavfilter/vf_eq.c else SET_PARAM(gamma_b, gamma) gamma 332 libavfilter/vf_eq.c else SET_PARAM(gamma_weight, gamma) gamma 53 libavfilter/vf_eq.h double brightness, contrast, gamma, gamma_weight; gamma 77 libavfilter/vf_eq.h double gamma; gamma 178 libavfilter/vf_hqdn3d.c double gamma, simil, C; gamma 180 libavfilter/vf_hqdn3d.c gamma = log(0.25) / log(1.0 - FFMIN(dist25,252.0)/255.0 - 0.00001); gamma 185 libavfilter/vf_hqdn3d.c C = pow(simil, gamma) * 256.0 * f; gamma 119 libavfilter/vf_idet.c int64_t gamma[2]={0}; gamma 142 libavfilter/vf_idet.c gamma[(y^1)&1] += idet->filter_line(cur , prev, cur , w); gamma 156 libavfilter/vf_idet.c if ( gamma[0] > idet->repeat_threshold * gamma[1] ){ gamma 158 libavfilter/vf_idet.c } else if ( gamma[1] > idet->repeat_threshold * gamma[0] ){ gamma 175 libavfilter/vf_lut.c static double compute_gammaval(void *opaque, double gamma) gamma 182 libavfilter/vf_lut.c return pow((val-minval)/(maxval-minval), gamma) * (maxval-minval)+minval; gamma 188 libavfilter/vf_lut.c static double compute_gammaval709(void *opaque, double gamma) gamma 196 libavfilter/vf_lut.c : 1.099 * pow(level, 1.0 / gamma) - 0.099; gamma 99 libavformat/movenc.c { "mov_gamma", "gamma value for gama atom", offsetof(MOVMuxContext, gamma), AV_OPT_TYPE_FLOAT, {.dbl = 0.0 }, 0.0, 10, AV_OPT_FLAG_ENCODING_PARAM}, gamma 1876 libavformat/movenc.c static int mov_write_gama_tag(AVFormatContext *s, AVIOContext *pb, MOVTrack *track, double gamma) gamma 1879 libavformat/movenc.c if (gamma <= 0.0) { gamma 1880 libavformat/movenc.c gamma = avpriv_get_gamma_from_trc(track->par->color_trc); gamma 1882 libavformat/movenc.c av_log(s, AV_LOG_DEBUG, "gamma value %g\n", gamma); gamma 1884 libavformat/movenc.c if (gamma > 1e-6) { gamma 1885 libavformat/movenc.c gama = (uint32_t)lrint((double)(1<<16) * gamma); gamma 2163 libavformat/movenc.c mov_write_gama_tag(s, pb, track, mov->gamma); gamma 219 libavformat/movenc.h float gamma; gamma 30 libavutil/color_utils.c double gamma; gamma 40 libavutil/color_utils.c gamma = 1.961; gamma 44 libavutil/color_utils.c gamma = 2.2; gamma 47 libavutil/color_utils.c gamma = 2.8; gamma 50 libavutil/color_utils.c gamma = 1.0; gamma 53 libavutil/color_utils.c gamma = 0.0; // Unknown value representation gamma 55 libavutil/color_utils.c return gamma; gamma 372 libswscale/slice.c res = ff_init_gamma_convert(c->desc + index, c->slice + dstIdx, c->gamma); gamma 327 libswscale/swscale_internal.h uint16_t *gamma; gamma 1501 libswscale/utils.c c2->gamma = alloc_gamma_tbl( c->gamma_value); gamma 1503 libswscale/utils.c if (!c2->gamma || !c2->inv_gamma) gamma 2371 libswscale/utils.c av_freep(&c->gamma);