exp2 357 libavcodec/aacpsy.c minsnr = exp2(pe_min / band_sizes[g]) - 1.5f; exp2 375 libavcodec/imc.c flcoeffs1[0] = 20000.0 / exp2 (levlCoeffBuf[0] * 0.18945); // 0.18945 = log2(10) * 0.05703125 exp2 383 libavcodec/mpegaudiodec_template.c f = exp2(e / 4.0); exp2 162 libavcodec/mpegaudioenc_template.c v = (int)(exp2((3 - i) / 3.0) * (1 << 20)); exp2 167 libavcodec/mpegaudioenc_template.c s->scale_factor_inv_table[i] = exp2(-(3 - i) / 3.0) / (float)(1 << 20); exp2 171 libavcodec/mpegaudioenc_template.c s->scale_factor_mult[i] = (1 << P) * exp2((i % 3) / 3.0); exp2 78 libavcodec/nellymoserdec.c pval = -exp2(val/2048) * s->scale_bias; exp2 188 libavcodec/nellymoserenc.c double tmp = exp2(-i / 2048.0); exp2 310 libavfilter/af_acrusher.c s->coeff = exp2(s->bits) - 1; exp2 414 libavfilter/vf_idet.c idet->decay_coefficient = lrint( PRECISION * exp2(-1.0 / idet->half_life) ); exp2 44 libavutil/ffmath.h return exp2(M_LOG2_10 * x); exp2 293 libavutil/libm.h #define exp2f(x) ((float)exp2(x)) exp2 490 libswscale/utils.c coeff = exp2(-p * floatd * floatd) * fone;