presets.c

音频编码

            SET_OPTION(ATHcurve, 8, -1);
            SET_OPTION(athaa_sensitivity, -22, 0);

            lame_set_experimentalY(gfp, 1);

            return preset;
        }
        }
    }
    case V6: {
        lame_set_VBR_q(gfp, 6);
        switch (lame_get_VBR(gfp)) {
        case vbr_rh: {
            SET_OPTION(short_threshold_lrm, 6.60f, -1);
            SET_OPTION(short_threshold_s, 145.0f, -1);
            SET_OPTION(quant_comp, 9, -1);
            SET_OPTION(quant_comp_short, 9, -1);
            SET_OPTION(psy_model, PSY_NSPSYTUNE, -1);
            SET_OPTION(msfix, 2.30, -1);
            SET_OPTION(maskingadjust, .67, 0);
            SET_OPTION(maskingadjust_short, .65, 0);
            SET_OPTION(interChRatio, 0.0004, -1);
            SET_OPTION(ATHlower, -14.7, 0);
            SET_OPTION(ATHcurve, 6.5, -1);
            SET_OPTION(athaa_sensitivity, -19, 0);

            lame_set_experimentalY(gfp, 1);

            return preset;
        }
        default: {
            SET_OPTION(short_threshold_lrm, 6.60f, -1);
            SET_OPTION(short_threshold_s, 145.0f, -1);
            SET_OPTION(quant_comp, 0, -1);
            SET_OPTION(quant_comp_short, 0, -1);
            SET_OPTION(psy_model, PSY_NSPSYTUNE, -1);
            SET_OPTION(msfix, 2.30, -1);
            SET_OPTION(maskingadjust, 0.67, 0);
            SET_OPTION(maskingadjust_short, 0.65, 0);
            SET_OPTION(interChRatio, 0.0004, -1);
            SET_OPTION(ATHlower, -14.5, 0);
            SET_OPTION(ATHcurve, 6.5, -1);
            SET_OPTION(athaa_sensitivity, -19, 0);

            lame_set_experimentalY(gfp, 1);

            return preset;
        }
        }
    }
    case V5: {
        lame_set_VBR_q(gfp, 5);
        switch (lame_get_VBR(gfp)) {
            case vbr_rh: {
            SET_OPTION(short_threshold_lrm, 6.40f, -1);
            SET_OPTION(short_threshold_s, 140.0f, -1);
            SET_OPTION(quant_comp, 9, -1);
            SET_OPTION(quant_comp_short, 9, -1);
            SET_OPTION(psy_model, PSY_NSPSYTUNE, -1);
            SET_OPTION(msfix, 1.95, -1);
            SET_OPTION(maskingadjust, .5, 0);
            SET_OPTION(maskingadjust_short, .4, 0);
            SET_OPTION(interChRatio, 0.0002, -1);
            SET_OPTION(ATHlower, -7.5, 0);
            SET_OPTION(ATHcurve, 4, -1);
            SET_OPTION(athaa_sensitivity, -12, 0);

            lame_set_experimentalY(gfp, 1);

            return preset;
        }
        default: {
            SET_OPTION(short_threshold_lrm, 6.40f, -1);
            SET_OPTION(short_threshold_s, 140.0f, -1);
            SET_OPTION(quant_comp, 0, -1);
            SET_OPTION(quant_comp_short, 0, -1);
            SET_OPTION(psy_model, PSY_NSPSYTUNE, -1);
            SET_OPTION(msfix, 1.95, -1);
            SET_OPTION(maskingadjust, 0.45, 0);
            SET_OPTION(maskingadjust_short, 0.35, 0);
            SET_OPTION(interChRatio, 0.0002, -1);
            SET_OPTION(ATHlower, -7.7, 0);
            SET_OPTION(ATHcurve, 4, -1);
            SET_OPTION(athaa_sensitivity, -12, 0);

            lame_set_experimentalY(gfp, 1);

            return preset;
        }
        }
    }
    case V4: { /*MEDIUM*/
        lame_set_VBR_q(gfp, 4);
        switch (lame_get_VBR(gfp)) {
        case vbr_rh: {
            SET_OPTION(short_threshold_lrm, 6.00f, -1);
            SET_OPTION(short_threshold_s, 135.0f, -1);
            SET_OPTION(quant_comp, 9, -1);
            SET_OPTION(quant_comp_short, 9, -1);
            SET_OPTION(psy_model, PSY_NSPSYTUNE, -1);
            lame_set_exp_nspsytune(gfp, lame_get_exp_nspsytune(gfp) | 2); /* safejoint */
            SET_OPTION(msfix, 1.79, -1);
            SET_OPTION(maskingadjust, -.7, 0);
            SET_OPTION(maskingadjust_short, -1.1, 0);
            SET_OPTION(ATHlower, 1.1, 0);
            SET_OPTION(ATHcurve, 3.5, -1);
            SET_OPTION(athaa_sensitivity, -8, 0);

            lame_set_experimentalY(gfp, 1);

            return preset;
        }
        default: {
            SET_OPTION(short_threshold_lrm, 6.00f, -1);
            SET_OPTION(short_threshold_s, 135.0f, -1);
            SET_OPTION(quant_comp, 0, -1);
            SET_OPTION(quant_comp_short, 0, -1);
            SET_OPTION(psy_model, PSY_NSPSYTUNE, -1);
            lame_set_exp_nspsytune(gfp, lame_get_exp_nspsytune(gfp) | 2); /* safejoint */
            SET_OPTION(msfix, 1.79, -1);
            SET_OPTION(maskingadjust, -.7, 0);
            SET_OPTION(maskingadjust_short, -1.1, 0);
            SET_OPTION(ATHlower, 0, 0);
            SET_OPTION(ATHcurve, 3.5, -1);
            SET_OPTION(athaa_sensitivity, -8, 0);

            lame_set_experimentalY(gfp, 1);

            return preset;
        }
        }
    }
    case V3: {
        lame_set_VBR_q(gfp, 3);
        switch (lame_get_VBR(gfp)) {
        case vbr_rh: {
            SET_OPTION(short_threshold_lrm, 5.80f, -1);
            SET_OPTION(short_threshold_s, 130.0f, -1);
            SET_OPTION(quant_comp, 9, -1);
            SET_OPTION(quant_comp_short, 9, -1);
            SET_OPTION(psy_model, PSY_NSPSYTUNE, -1);
            lame_set_exp_nspsytune(gfp, lame_get_exp_nspsytune(gfp) | 2); /* safejoint */
            SET_OPTION(msfix, 1.64, -1);
            SET_OPTION(maskingadjust, -1.8, 0);
            SET_OPTION(maskingadjust_short, -2.8, 0);
            SET_OPTION(ATHlower, 2.6, 0);
            SET_OPTION(ATHcurve, 3, -1);
            SET_OPTION(athaa_sensitivity, -4, 0);

            /* modify sfb21 by 5 dB plus ns-treble=0                  */
            lame_set_exp_nspsytune(gfp, lame_get_exp_nspsytune(gfp) | (20 << 20));
            lame_set_experimentalY(gfp, 1);

            return preset;
        }
        default: {
            SET_OPTION(short_threshold_lrm, 5.80f, -1);
            SET_OPTION(short_threshold_s, 130.0f, -1);
            SET_OPTION(quant_comp, 0, -1);
            SET_OPTION(quant_comp_short, 0, -1);
            SET_OPTION(psy_model, PSY_NSPSYTUNE, -1);
            lame_set_exp_nspsytune(gfp, lame_get_exp_nspsytune(gfp) | 2); /* safejoint */
            SET_OPTION(msfix, 1.64, -1);
            SET_OPTION(maskingadjust, -1.45, 0);
            SET_OPTION(maskingadjust_short, -2.45, 0);
            SET_OPTION(ATHlower, 1.1, 0);
            SET_OPTION(ATHcurve, 3, -1);
            SET_OPTION(athaa_sensitivity, -4, 0);

            /* modify sfb21 by 3.75 dB plus ns-treble=0                  */
            lame_set_exp_nspsytune(gfp, lame_get_exp_nspsytune(gfp) | (15 << 20));
            lame_set_experimentalY(gfp, 1);

            return preset;
        }
        }
    }
    case V2: { /*STANDARD*/
        lame_set_VBR_q(gfp, 2);
        switch (lame_get_VBR(gfp)) {
        case vbr_rh: {
            SET_OPTION(short_threshold_lrm, 5.6f, -1);
            SET_OPTION(short_threshold_s, 125.0f, -1);
            SET_OPTION(quant_comp, 9, -1);
            SET_OPTION(quant_comp_short, 9, -1);
            SET_OPTION(psy_model, PSY_NSPSYTUNE, -1);
            lame_set_exp_nspsytune(gfp, lame_get_exp_nspsytune(gfp) | 2); /* safejoint */
            SET_OPTION(msfix, 1.49, -1);
            SET_OPTION(maskingadjust, -2.2, 0);
            SET_OPTION(maskingadjust_short, -3.5, 0);
            SET_OPTION(ATHlower, 2.8, 0);
            SET_OPTION(ATHcurve, 2, -1);
            /* modify sfb21 by 5.25 dB plus ns-treble=0                  */
            lame_set_exp_nspsytune(gfp, lame_get_exp_nspsytune(gfp) | (21 << 20));
 
            return preset;
        }
        default: {
            SET_OPTION(short_threshold_lrm, 5.6f, -1);
            SET_OPTION(short_threshold_s, 125.0f, -1);
            SET_OPTION(quant_comp, 0, -1);
            SET_OPTION(quant_comp_short, 0, -1);
            SET_OPTION(psy_model, PSY_NSPSYTUNE, -1);
            lame_set_exp_nspsytune(gfp, lame_get_exp_nspsytune(gfp) | 2); /* safejoint */
            SET_OPTION(msfix, 1.49, -1);
            SET_OPTION(maskingadjust, -1.7, 0);
            SET_OPTION(maskingadjust_short, -3.2, 0);
            SET_OPTION(ATHlower, 2, 0);
            SET_OPTION(ATHcurve, 2, -1);
            /* modify sfb21 by 4.5 dB plus ns-treble=0                  */
            lame_set_exp_nspsytune(gfp, lame_get_exp_nspsytune(gfp) | (18 << 20));

            return preset;
        }
        }
    }
    case V1: {
        lame_set_VBR_q(gfp, 1);
        switch (lame_get_VBR(gfp)) {
        case vbr_rh: {
            SET_OPTION(short_threshold_lrm, 5.3f, -1);
            SET_OPTION(short_threshold_s, 125.0f, -1);
            SET_OPTION(quant_comp, 9, -1);
            SET_OPTION(quant_comp_short, 9, -1);
            SET_OPTION(psy_model, PSY_NSPSYTUNE, -1);
            lame_set_exp_nspsytune(gfp, lame_get_exp_nspsytune(gfp) | 2); /* safejoint */
            SET_OPTION(msfix, 1.35, -1);
            SET_OPTION(maskingadjust, -3.6, 0);
            SET_OPTION(maskingadjust_short, -5.6, 0);
            SET_OPTION(ATHlower, 4.5, 0);
            SET_OPTION(ATHcurve, 1.5, -1);
            /* modify sfb21 by 5.25 dB plus ns-treble=0                  */
            lame_set_exp_nspsytune(gfp, lame_get_exp_nspsytune(gfp) | (21 << 20));

            return preset;
        }
        default: {
            SET_OPTION(short_threshold_lrm, 5.3f, -1);
            SET_OPTION(short_threshold_s, 125.0f, -1);
            SET_OPTION(quant_comp, 0, -1);
            SET_OPTION(quant_comp_short, 0, -1);
            SET_OPTION(psy_model, PSY_NSPSYTUNE, -1);
            lame_set_exp_nspsytune(gfp, lame_get_exp_nspsytune(gfp) | 2); /* safejoint */
            SET_OPTION(msfix, 1.35, -1);
            SET_OPTION(maskingadjust, -3.4, 0);
            SET_OPTION(maskingadjust_short, -5.4, 0);
            SET_OPTION(ATHlower, 4.5, 0);
            SET_OPTION(ATHcurve, 1.5, -1);
            /* modify sfb21 by 5.25 dB plus ns-treble=0                  */
            lame_set_exp_nspsytune(gfp, lame_get_exp_nspsytune(gfp) | (21 << 20));

            return preset;
        }
        }
    }
    case V0: { /*EXTREME*/
        lame_set_VBR_q(gfp, 0);
        switch (lame_get_VBR(gfp)) {
        case vbr_rh: {
            SET_OPTION(short_threshold_lrm, 5.2f, -1);
            SET_OPTION(short_threshold_s, 125.0f, -1);
            SET_OPTION(quant_comp, 9, -1);
            SET_OPTION(quant_comp_short, 9, -1);
            SET_OPTION(psy_model, PSY_NSPSYTUNE, -1);
            lame_set_exp_nspsytune(gfp, lame_get_exp_nspsytune(gfp) | 2); /* safejoint */
            SET_OPTION(msfix, .97, -1);
            SET_OPTION(maskingadjust, -4.2, 0);
            SET_OPTION(maskingadjust_short, -6.3, 0);
            SET_OPTION(ATHlower, 4.8, 0);
            SET_OPTION(ATHcurve, 1, -1);
            /* modify sfb21 by 5 dB plus ns-treble=0                  */
            lame_set_exp_nspsytune(gfp, lame_get_exp_nspsytune(gfp) | (21 << 20));

            return preset;
        }
        default: {
            SET_OPTION(short_threshold_lrm, 5.2f, -1);
            SET_OPTION(short_threshold_s, 125.0f, -1);
            SET_OPTION(quant_comp, 0, -1);
            SET_OPTION(quant_comp_short, 0, -1);
            SET_OPTION(psy_model, PSY_NSPSYTUNE, -1);
            lame_set_exp_nspsytune(gfp, lame_get_exp_nspsytune(gfp) | 2); /* safejoint */
            SET_OPTION(msfix, .97, -1);
            SET_OPTION(maskingadjust, -3.6, 0);
            SET_OPTION(maskingadjust_short, -5.6, 0);
            SET_OPTION(ATHlower, 7.5, 0);
            SET_OPTION(ATHcurve, 1, -1);
            /* modify sfb21 by 6.5 dB plus ns-treble=0                  */
            lame_set_exp_nspsytune(gfp, lame_get_exp_nspsytune(gfp) | (26 << 20));

            return preset;
        }
        }
    }
    default:
	break;
    }

    if ((preset >= 8) && (preset <=320))
        return apply_abr_preset(gfp, preset, enforce);


    gfp->preset = 0; /*no corresponding preset found*/
    return preset;
}