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Searched refs:f_stepsize (Results 1 - 3 of 3) sorted by relevance

/third_party/ffmpeg/libavcodec/
H A Djpeg2000.c217 band->f_stepsize = 1; in init_band_stepsize()
223 // band->f_stepsize = SHL(2048 + qntsty->mant[gbandno], in init_band_stepsize()
233 band->f_stepsize = ff_exp2fi(gain - qntsty->expn[gbandno]); in init_band_stepsize()
234 band->f_stepsize *= qntsty->mant[gbandno] / 2048.0 + 1.0; in init_band_stepsize()
237 band->f_stepsize = 0; in init_band_stepsize()
246 band->f_stepsize *= F_LFTG_X * 2; in init_band_stepsize()
250 band->f_stepsize *= F_LFTG_X * F_LFTG_X * 4; in init_band_stepsize()
254 band->f_stepsize *= pow(F_LFTG_K, 2*(codsty->nreslevels2decode - reslevelno) + lband - 2); in init_band_stepsize()
258 if (band->f_stepsize > (INT_MAX >> 15)) { in init_band_stepsize()
259 band->f_stepsize in init_band_stepsize()
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H A Djpeg2000.h206 float f_stepsize; // quantization stepsize member
H A Djpeg2000dec.c1870 datap[i] = src[i] * band->f_stepsize; in dequantization_float()

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