Searched refs:qfactor (Results 1 - 2 of 2) sorted by relevance
| /third_party/ffmpeg/libavfilter/ |
| H A D | af_asupercut.c | 39 double qfactor; member
134 d_E = (2. * tan(theta_0 / (2. * s->qfactor))) / sin(theta_0); in get_coeffs()
168 d_E = (2. * tan(theta_0 / (2. * s->qfactor))) / sin(theta_0); in get_coeffs()
383 { "qfactor","set Q-factor", OFFSET(qfactor),AV_OPT_TYPE_DOUBLE, {.dbl=1.},0.01, 100., FLAGS },
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| /third_party/ffmpeg/libavcodec/ |
| H A D | diracdec.c | 441 static inline int coeff_unpack_golomb(GetBitContext *gb, int qfactor, int qoffset) in coeff_unpack_golomb() argument
446 coeff = sign*((sign * coeff * qfactor + qoffset) >> 2); in coeff_unpack_golomb()
453 static inline void coeff_unpack_arith_##n(DiracArith *c, int qfactor, int qoffset, \
475 coeff = (coeff * qfactor + qoffset) >> 2; \
495 int qoffset, qfactor; in codeblock() local
528 qfactor = ff_dirac_qscale_tab[b->quant]; in codeblock()
542 coeff_unpack_arith_10(c, qfactor, qoffset, b, (int32_t*)(buf)+x, x, y); in codeblock()
544 coeff_unpack_arith_8(c, qfactor, qoffset, b, (int16_t*)(buf)+x, x, y); in codeblock()
554 int val = coeff_unpack_golomb(gb, qfactor, qoffset); in codeblock()
714 buf[x] = coeff_unpack_golomb(gb, qfactor, qoffse
733 int qfactor, qoffset; decode_subband() local
846 int qfactor[MAX_DWT_LEVELS][4], qoffset[MAX_DWT_LEVELS][4]; decode_hq_slice() local
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