Searched refs:stepsize (Results 1 - 8 of 8) sorted by relevance

/haiku-fatelf/src/add-ons/translators/icns/openjpeg/
H A Ddwt.c117 static void dwt_encode_stepsize(int stepsize, int numbps, opj_stepsize_t *bandno_stepsize);
309 static void dwt_encode_stepsize(int stepsize, int numbps, opj_stepsize_t *bandno_stepsize) { argument
311 p = int_floorlog2(stepsize) - 13;
312 n = 11 - int_floorlog2(stepsize);
313 bandno_stepsize->mant = (n < 0 ? stepsize >> -n : stepsize << n) & 0x7ff;
481 double stepsize; local
489 stepsize = 1.0;
492 stepsize = (1 << (gain)) / norm;
494 dwt_encode_stepsize((int) floor(stepsize * 8192.
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H A Dtcd.h124 float stepsize; member in struct:opj_tcd_band
H A Dt1.c229 double stepsize,
240 @param stepsize
253 double stepsize,
1090 double stepsize,
1102 wmsedec = w1 * w2 * stepsize * (1 << bpno);
1153 double stepsize,
1207 tempwmsedec = t1_getwmsedec(nmsedec, compno, level, orient, bpno, qmfbid, stepsize, numcomps, mct);
1418 int bandconst = 8192 * 8192 / ((int) floor(band->stepsize * 8192));
1481 band->stepsize,
1568 float tmp = *datap * band->stepsize;
1083 t1_getwmsedec( int nmsedec, int compno, int level, int orient, int bpno, int qmfbid, double stepsize, int numcomps, int mct) argument
1146 t1_encode_cblk( opj_t1_t *t1, opj_tcd_cblk_enc_t* cblk, int orient, int compno, int level, int qmfbid, double stepsize, int cblksty, int numcomps, int mct, opj_tcd_tile_t * tile) argument
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H A Dtcd.c64 " x0=%d, y0=%d, x1=%d, y1=%d, stepsize=%f, numbps=%d\n",
65 band->x0, band->y0, band->x1, band->y1, band->stepsize, band->numbps);
286 band->stepsize = (float)((1.0 + ss->mant / 2048.0) * pow(2.0, numbps - ss->expn));
546 band->stepsize = (float)((1.0 + ss->mant / 2048.0) * pow(2.0, numbps - ss->expn));
794 band->stepsize = (float)(((1.0 + ss->mant / 2048.0) * pow(2.0, numbps - ss->expn)) * 0.5);
/haiku-fatelf/src/add-ons/translators/jpeg2000/libjasper/
H A Djpc_dec.h414 int stepsize; member in struct:__anon2807
H A Djpc_enc.h470 int stepsize; member in struct:jpc_enc_band_s
H A Djpc_enc.c196 void quantize(jas_matrix_t *data, jpc_fix_t stepsize);
913 int jpc_calcssmant(jpc_fix_t stepsize) argument
919 n = jpc_firstone(stepsize);
922 m = (stepsize >> (n - 11)) & 0x7ff;
924 m = (stepsize & ((1 << n) - 1)) << (11 - n);
929 int jpc_calcssexp(jpc_fix_t stepsize) argument
931 return jpc_firstone(stepsize) - JPC_FIX_FRACBITS;
1291 band->stepsize = jpc_abstorelstepsize(
1295 JPC_QCX_GETEXPN(band->stepsize) - 1;
1301 comp->stepsizes[absbandno] = band->stepsize;
1532 quantize(jas_matrix_t *data, jpc_fix_t stepsize) argument
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H A Djpc_dec.c229 static jpc_fix_t jpc_calcabsstepsize(int stepsize, int numbits);
821 band->stepsize = ccp->stepsizes[bndno];
824 band->absstepsize = jpc_calcabsstepsize(band->stepsize,
827 JPC_QCX_GETEXPN(band->stepsize) - 1;
1785 static jpc_fix_t jpc_calcabsstepsize(int stepsize, int numbits) argument
1792 absstepsize |= (n >= 0) ? (JPC_QCX_GETMANT(stepsize) << n) :
1793 (JPC_QCX_GETMANT(stepsize) >> (-n));
1794 n = numbits - JPC_QCX_GETEXPN(stepsize);

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