trAvis - MANAGER

Edit File: presets.c

/* * presets.c -- Apply presets * * Copyright (c) 2002-2008 Gabriel Bouvigne * Copyright (c) 2007-2011 Robert Hegemann * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. */ #ifdef HAVE_CONFIG_H # include <config.h> #endif #include "lame.h" #include "machine.h" #include "set_get.h" #include "encoder.h" #include "util.h" #include "lame_global_flags.h" #define SET_OPTION(opt, val, def) if (enforce) \ (void) lame_set_##opt(gfp, val); \ else if (!(fabs(lame_get_##opt(gfp) - def) > 0)) \ (void) lame_set_##opt(gfp, val); #define SET__OPTION(opt, val, def) if (enforce) \ lame_set_##opt(gfp, val); \ else if (!(fabs(lame_get_##opt(gfp) - def) > 0)) \ lame_set_##opt(gfp, val); #undef Min #undef Max static inline int min_int(int a, int b) { if (a < b) { return a; } return b; } static inline int max_int(int a, int b) { if (a > b) { return a; } return b; } typedef struct { int vbr_q; int quant_comp; int quant_comp_s; int expY; FLOAT st_lrm; /*short threshold */ FLOAT st_s; FLOAT masking_adj; FLOAT masking_adj_short; FLOAT ath_lower; FLOAT ath_curve; FLOAT ath_sensitivity; FLOAT interch; int safejoint; int sfb21mod; FLOAT msfix; FLOAT minval; FLOAT ath_fixpoint; } vbr_presets_t; /* *INDENT-OFF* */ /* Switch mappings for VBR mode VBR_RH */ static const vbr_presets_t vbr_old_switch_map[] = { /*vbr_q qcomp_l qcomp_s expY st_lrm st_s mask adj_l adj_s ath_lower ath_curve ath_sens interChR safejoint sfb21mod msfix */ {0, 9, 9, 0, 5.20, 125.0, -4.2, -6.3, 4.8, 1, 0, 0, 2, 21, 0.97, 5, 100}, {1, 9, 9, 0, 5.30, 125.0, -3.6, -5.6, 4.5, 1.5, 0, 0, 2, 21, 1.35, 5, 100}, {2, 9, 9, 0, 5.60, 125.0, -2.2, -3.5, 2.8, 2, 0, 0, 2, 21, 1.49, 5, 100}, {3, 9, 9, 1, 5.80, 130.0, -1.8, -2.8, 2.6, 3, -4, 0, 2, 20, 1.64, 5, 100}, {4, 9, 9, 1, 6.00, 135.0, -0.7, -1.1, 1.1, 3.5, -8, 0, 2, 0, 1.79, 5, 100}, {5, 9, 9, 1, 6.40, 140.0, 0.5, 0.4, -7.5, 4, -12, 0.0002, 0, 0, 1.95, 5, 100}, {6, 9, 9, 1, 6.60, 145.0, 0.67, 0.65, -14.7, 6.5, -19, 0.0004, 0, 0, 2.30, 5, 100}, {7, 9, 9, 1, 6.60, 145.0, 0.8, 0.75, -19.7, 8, -22, 0.0006, 0, 0, 2.70, 5, 100}, {8, 9, 9, 1, 6.60, 145.0, 1.2, 1.15, -27.5, 10, -23, 0.0007, 0, 0, 0, 5, 100}, {9, 9, 9, 1, 6.60, 145.0, 1.6, 1.6, -36, 11, -25, 0.0008, 0, 0, 0, 5, 100}, {10, 9, 9, 1, 6.60, 145.0, 2.0, 2.0, -36, 12, -25, 0.0008, 0, 0, 0, 5, 100} }; static const vbr_presets_t vbr_mt_psy_switch_map[] = { /*vbr_q qcomp_l qcomp_s expY st_lrm st_s mask adj_l adj_s ath_lower ath_curve ath_sens --- safejoint sfb21mod msfix */ {0, 9, 9, 0, 4.20, 25.0, -6.8, -6.8, 7.1, 1, 0, 0, 2, 31, 1.000, 5, 100}, {1, 9, 9, 0, 4.20, 25.0, -4.8, -4.8, 5.4, 1.4, -1, 0, 2, 27, 1.122, 5, 98}, {2, 9, 9, 0, 4.20, 25.0, -2.6, -2.6, 3.7, 2.0, -3, 0, 2, 23, 1.288, 5, 97}, {3, 9, 9, 1, 4.20, 25.0, -1.6, -1.6, 2.0, 2.0, -5, 0, 2, 18, 1.479, 5, 96}, {4, 9, 9, 1, 4.20, 25.0, -0.0, -0.0, 0.0, 2.0, -8, 0, 2, 12, 1.698, 5, 95}, {5, 9, 9, 1, 4.20, 25.0, 1.3, 1.3, -6, 3.5, -11, 0, 2, 8, 1.950, 5, 94.2}, #if 0 {6, 9, 9, 1, 4.50, 100.0, 1.5, 1.5, -24.0, 6.0, -14, 0, 2, 4, 2.239, 3, 93.9}, {7, 9, 9, 1, 4.80, 200.0, 1.7, 1.7, -28.0, 9.0, -20, 0, 2, 0, 2.570, 1, 93.6}, #else {6, 9, 9, 1, 4.50, 100.0, 2.2, 2.3, -12.0, 6.0, -14, 0, 2, 4, 2.239, 3, 93.9}, {7, 9, 9, 1, 4.80, 200.0, 2.7, 2.7, -18.0, 9.0, -17, 0, 2, 0, 2.570, 1, 93.6}, #endif {8, 9, 9, 1, 5.30, 300.0, 2.8, 2.8, -21.0, 10.0, -23, 0.0002, 0, 0, 2.951, 0, 93.3}, {9, 9, 9, 1, 6.60, 300.0, 2.8, 2.8, -23.0, 11.0, -25, 0.0006, 0, 0, 3.388, 0, 93.3}, {10, 9, 9, 1, 25.00, 300.0, 2.8, 2.8, -25.0, 12.0, -27, 0.0025, 0, 0, 3.500, 0, 93.3} }; /* *INDENT-ON* */ static vbr_presets_t const* get_vbr_preset(int v) { switch (v) { case vbr_mtrh: case vbr_mt: return &vbr_mt_psy_switch_map[0]; default: return &vbr_old_switch_map[0]; } } #define NOOP(m) (void)p.m #define LERP(m) (p.m = p.m + x * (q.m - p.m)) static void apply_vbr_preset(lame_global_flags * gfp, int a, int enforce) { vbr_presets_t const *vbr_preset = get_vbr_preset(lame_get_VBR(gfp)); float x = gfp->VBR_q_frac; vbr_presets_t p = vbr_preset[a]; vbr_presets_t q = vbr_preset[a + 1]; vbr_presets_t const *set = &p; NOOP(vbr_q); NOOP(quant_comp); NOOP(quant_comp_s); NOOP(expY); LERP(st_lrm); LERP(st_s); LERP(masking_adj); LERP(masking_adj_short); LERP(ath_lower); LERP(ath_curve); LERP(ath_sensitivity); LERP(interch); NOOP(safejoint); LERP(sfb21mod); LERP(msfix); LERP(minval); LERP(ath_fixpoint); (void) lame_set_VBR_q(gfp, set->vbr_q); SET_OPTION(quant_comp, set->quant_comp, -1); SET_OPTION(quant_comp_short, set->quant_comp_s, -1); if (set->expY) { (void) lame_set_experimentalY(gfp, set->expY); } SET_OPTION(short_threshold_lrm, set->st_lrm, -1); SET_OPTION(short_threshold_s, set->st_s, -1); SET_OPTION(maskingadjust, set->masking_adj, 0); SET_OPTION(maskingadjust_short, set->masking_adj_short, 0); if (lame_get_VBR(gfp) == vbr_mt || lame_get_VBR(gfp) == vbr_mtrh) { lame_set_ATHtype(gfp, 5); } SET_OPTION(ATHlower, set->ath_lower, 0); SET_OPTION(ATHcurve, set->ath_curve, -1); SET_OPTION(athaa_sensitivity, set->ath_sensitivity, 0); if (set->interch > 0) { SET_OPTION(interChRatio, set->interch, -1); } /* parameters for which there is no proper set/get interface */ if (set->safejoint > 0) { (void) lame_set_exp_nspsytune(gfp, lame_get_exp_nspsytune(gfp) | 2); } if (set->sfb21mod > 0) { int const nsp = lame_get_exp_nspsytune(gfp); int const val = (nsp >> 20) & 63; if (val == 0) { int const sf21mod = (set->sfb21mod << 20) | nsp; (void) lame_set_exp_nspsytune(gfp, sf21mod); } } SET__OPTION(msfix, set->msfix, -1); if (enforce == 0) { gfp->VBR_q = a; gfp->VBR_q_frac = x; } gfp->internal_flags->cfg.minval = set->minval; gfp->internal_flags->cfg.ATHfixpoint = set->ath_fixpoint; } static int apply_abr_preset(lame_global_flags * gfp, int preset, int enforce) { typedef struct { int abr_kbps; int quant_comp; int quant_comp_s; int safejoint; FLOAT nsmsfix; FLOAT st_lrm; /*short threshold */ FLOAT st_s; FLOAT scale; FLOAT masking_adj; FLOAT ath_lower; FLOAT ath_curve; FLOAT interch; int sfscale; } abr_presets_t; /* *INDENT-OFF* */ /* * Switch mappings for ABR mode */ const abr_presets_t abr_switch_map[] = { /* kbps quant q_s safejoint nsmsfix st_lrm st_s scale msk ath_lwr ath_curve interch , sfscale */ { 8, 9, 9, 0, 0, 6.60, 145, 0.95, 0, -30.0, 11, 0.0012, 1}, /* 8, impossible to use in stereo */ { 16, 9, 9, 0, 0, 6.60, 145, 0.95, 0, -25.0, 11, 0.0010, 1}, /* 16 */ { 24, 9, 9, 0, 0, 6.60, 145, 0.95, 0, -20.0, 11, 0.0010, 1}, /* 24 */ { 32, 9, 9, 0, 0, 6.60, 145, 0.95, 0, -15.0, 11, 0.0010, 1}, /* 32 */ { 40, 9, 9, 0, 0, 6.60, 145, 0.95, 0, -10.0, 11, 0.0009, 1}, /* 40 */ { 48, 9, 9, 0, 0, 6.60, 145, 0.95, 0, -10.0, 11, 0.0009, 1}, /* 48 */ { 56, 9, 9, 0, 0, 6.60, 145, 0.95, 0, -6.0, 11, 0.0008, 1}, /* 56 */ { 64, 9, 9, 0, 0, 6.60, 145, 0.95, 0, -2.0, 11, 0.0008, 1}, /* 64 */ { 80, 9, 9, 0, 0, 6.60, 145, 0.95, 0, .0, 8, 0.0007, 1}, /* 80 */ { 96, 9, 9, 0, 2.50, 6.60, 145, 0.95, 0, 1.0, 5.5, 0.0006, 1}, /* 96 */ {112, 9, 9, 0, 2.25, 6.60, 145, 0.95, 0, 2.0, 4.5, 0.0005, 1}, /* 112 */ {128, 9, 9, 0, 1.95, 6.40, 140, 0.95, 0, 3.0, 4, 0.0002, 1}, /* 128 */ {160, 9, 9, 1, 1.79, 6.00, 135, 0.95, -2, 5.0, 3.5, 0, 1}, /* 160 */ {192, 9, 9, 1, 1.49, 5.60, 125, 0.97, -4, 7.0, 3, 0, 0}, /* 192 */ {224, 9, 9, 1, 1.25, 5.20, 125, 0.98, -6, 9.0, 2, 0, 0}, /* 224 */ {256, 9, 9, 1, 0.97, 5.20, 125, 1.00, -8, 10.0, 1, 0, 0}, /* 256 */ {320, 9, 9, 1, 0.90, 5.20, 125, 1.00, -10, 12.0, 0, 0, 0} /* 320 */ }; /* *INDENT-ON* */ /* Variables for the ABR stuff */ int r; int actual_bitrate = preset; r = nearestBitrateFullIndex(preset); (void) lame_set_VBR(gfp, vbr_abr); (void) lame_set_VBR_mean_bitrate_kbps(gfp, (actual_bitrate)); (void) lame_set_VBR_mean_bitrate_kbps(gfp, min_int(lame_get_VBR_mean_bitrate_kbps(gfp), 320)); (void) lame_set_VBR_mean_bitrate_kbps(gfp, max_int(lame_get_VBR_mean_bitrate_kbps(gfp), 8)); (void) lame_set_brate(gfp, lame_get_VBR_mean_bitrate_kbps(gfp)); /* parameters for which there is no proper set/get interface */ if (abr_switch_map[r].safejoint > 0) (void) lame_set_exp_nspsytune(gfp, lame_get_exp_nspsytune(gfp) | 2); /* safejoint */ if (abr_switch_map[r].sfscale > 0) (void) lame_set_sfscale(gfp, 1); SET_OPTION(quant_comp, abr_switch_map[r].quant_comp, -1); SET_OPTION(quant_comp_short, abr_switch_map[r].quant_comp_s, -1); SET__OPTION(msfix, abr_switch_map[r].nsmsfix, -1); SET_OPTION(short_threshold_lrm, abr_switch_map[r].st_lrm, -1); SET_OPTION(short_threshold_s, abr_switch_map[r].st_s, -1); /* ABR seems to have big problems with clipping, especially at low bitrates */ /* so we compensate for that here by using a scale value depending on bitrate */ lame_set_scale(gfp, lame_get_scale(gfp) * abr_switch_map[r].scale); SET_OPTION(maskingadjust, abr_switch_map[r].masking_adj, 0); if (abr_switch_map[r].masking_adj > 0) { SET_OPTION(maskingadjust_short, abr_switch_map[r].masking_adj * .9, 0); } else { SET_OPTION(maskingadjust_short, abr_switch_map[r].masking_adj * 1.1, 0); } SET_OPTION(ATHlower, abr_switch_map[r].ath_lower, 0); SET_OPTION(ATHcurve, abr_switch_map[r].ath_curve, -1); SET_OPTION(interChRatio, abr_switch_map[r].interch, -1); (void) abr_switch_map[r].abr_kbps; gfp->internal_flags->cfg.minval = 5. * (abr_switch_map[r].abr_kbps / 320.); return preset; } int apply_preset(lame_global_flags * gfp, int preset, int enforce) { /*translate legacy presets */ switch (preset) { case R3MIX: { preset = V3; (void) lame_set_VBR(gfp, vbr_mtrh); break; } case MEDIUM: case MEDIUM_FAST: { preset = V4; (void) lame_set_VBR(gfp, vbr_mtrh); break; } case STANDARD: case STANDARD_FAST: { preset = V2; (void) lame_set_VBR(gfp, vbr_mtrh); break; } case EXTREME: case EXTREME_FAST: { preset = V0; (void) lame_set_VBR(gfp, vbr_mtrh); break; } case INSANE: { preset = 320; gfp->preset = preset; (void) apply_abr_preset(gfp, preset, enforce); lame_set_VBR(gfp, vbr_off); return preset; } } gfp->preset = preset; { switch (preset) { case V9: apply_vbr_preset(gfp, 9, enforce); return preset; case V8: apply_vbr_preset(gfp, 8, enforce); return preset; case V7: apply_vbr_preset(gfp, 7, enforce); return preset; case V6: apply_vbr_preset(gfp, 6, enforce); return preset; case V5: apply_vbr_preset(gfp, 5, enforce); return preset; case V4: apply_vbr_preset(gfp, 4, enforce); return preset; case V3: apply_vbr_preset(gfp, 3, enforce); return preset; case V2: apply_vbr_preset(gfp, 2, enforce); return preset; case V1: apply_vbr_preset(gfp, 1, enforce); return preset; case V0: apply_vbr_preset(gfp, 0, enforce); return preset; default: break; } } if (8 <= preset && preset <= 320) { return apply_abr_preset(gfp, preset, enforce); } gfp->preset = 0; /*no corresponding preset found */ return preset; }