void RENAME(swri_noise_shaping)(SwrContext *s, AudioData *dsts, const AudioData *srcs, const AudioData *noises, int count){

    int i, j, pos, ch;

    int taps  = s->dither.ns_taps;

    float S   = s->dither.ns_scale;

    float S_1 = s->dither.ns_scale_1;



    av_assert2((taps&3) != 2);

    av_assert2((taps&3) != 3 || s->dither.ns_coeffs[taps] == 0);



    for (ch=0; ch<srcs->ch_count; ch++) {

        const float *noise = ((const float *)noises->ch[ch]) + s->dither.noise_pos;

        const DELEM *src = (const DELEM*)srcs->ch[ch];

        DELEM *dst = (DELEM*)dsts->ch[ch];

        float *ns_errors = s->dither.ns_errors[ch];

        const float *ns_coeffs = s->dither.ns_coeffs;

        pos  = s->dither.ns_pos;

        for (i=0; i<count; i++) {

            double d1, d = src[i]*S_1;

            for(j=0; j<taps-2; j+=4) {

                d -= ns_coeffs[j    ] * ns_errors[pos + j    ]

                    +ns_coeffs[j + 1] * ns_errors[pos + j + 1]

                    +ns_coeffs[j + 2] * ns_errors[pos + j + 2]

                    +ns_coeffs[j + 3] * ns_errors[pos + j + 3];

            }

            if(j < taps)

                d -= ns_coeffs[j] * ns_errors[pos + j];

            pos = pos ? pos - 1 : taps - 1;

            d1 = rint(d + noise[i]);

            ns_errors[pos + taps] = ns_errors[pos] = d1 - d;

            d1 *= S;

            CLIP(d1);

            dst[i] = d1;

        }

    }



    s->dither.ns_pos = pos;

}

void RENAME(swri_noise_shaping)(SwrContext *s, AudioData *dsts, const AudioData *srcs, const AudioData *noises, int count){

    int i, j, pos, ch;

    int taps  = s->dither.ns_taps;

    float S   = s->dither.ns_scale;

    float S_1 = s->dither.ns_scale_1;



    av_assert2((taps&3) != 2);

    av_assert2((taps&3) != 3 || s->dither.ns_coeffs[taps] == 0);



    for (ch=0; ch<srcs->ch_count; ch++) {

        const float *noise = ((const float *)noises->ch[ch]) + s->dither.noise_pos;

        const DELEM *src = (const DELEM*)srcs->ch[ch];

        DELEM *dst = (DELEM*)dsts->ch[ch];

        float *ns_errors = s->dither.ns_errors[ch];

        const float *ns_coeffs = s->dither.ns_coeffs;

        pos  = s->dither.ns_pos;

        for (i=0; i<count; i++) {

            double d1, d = src[i]*S_1;

            for(j=0; j<taps-2; j+=4) {

                d -= ns_coeffs[j    ] * ns_errors[pos + j    ]

                    +ns_coeffs[j + 1] * ns_errors[pos + j + 1]

                    +ns_coeffs[j + 2] * ns_errors[pos + j + 2]

                    +ns_coeffs[j + 3] * ns_errors[pos + j + 3];

            }

            if(j < taps)

                d -= ns_coeffs[j] * ns_errors[pos + j];

            pos = pos ? pos - 1 : taps - 1;

            d1 = rint(d + noise[i]);

            ns_errors[pos + taps] = ns_errors[pos] = d1 - d;

            d1 *= S;

            CLIP(d1);

            dst[i] = d1;

        }

    }



    s->dither.ns_pos = pos;

}

    int i, j, pos, ch;
void FUNC_0(swri_noise_shaping)(SwrContext *s, AudioData *dsts, const AudioData *srcs, const AudioData *noises, int count){

    int VAR_0, VAR_1, VAR_2, VAR_3;

    int VAR_4  = s->dither.ns_taps;

    float VAR_5   = s->dither.ns_scale;

    float VAR_6 = s->dither.ns_scale_1;



    av_assert2((VAR_4&3) != 2);

    av_assert2((VAR_4&3) != 3 || s->dither.ns_coeffs[VAR_4] == 0);



    for (VAR_3=0; VAR_3<srcs->ch_count; VAR_3++) {

        const float *noise = ((const float *)noises->VAR_3[VAR_3]) + s->dither.noise_pos;

        const DELEM *src = (const DELEM*)srcs->VAR_3[VAR_3];

        DELEM *dst = (DELEM*)dsts->VAR_3[VAR_3];

        float *ns_errors = s->dither.ns_errors[VAR_3];

        const float *ns_coeffs = s->dither.ns_coeffs;

        VAR_2  = s->dither.ns_pos;

        for (VAR_0=0; VAR_0<count; VAR_0++) {

            double d1, d = src[VAR_0]*VAR_6;

            for(VAR_1=0; VAR_1<VAR_4-2; VAR_1+=4) {

                d -= ns_coeffs[VAR_1    ] * ns_errors[VAR_2 + VAR_1    ]

                    +ns_coeffs[VAR_1 + 1] * ns_errors[VAR_2 + VAR_1 + 1]

                    +ns_coeffs[VAR_1 + 2] * ns_errors[VAR_2 + VAR_1 + 2]

                    +ns_coeffs[VAR_1 + 3] * ns_errors[VAR_2 + VAR_1 + 3];

            }

            if(VAR_1 < VAR_4)

                d -= ns_coeffs[VAR_1] * ns_errors[VAR_2 + VAR_1];

            VAR_2 = VAR_2 ? VAR_2 - 1 : VAR_4 - 1;

            d1 = rint(d + noise[VAR_0]);

            ns_errors[VAR_2 + VAR_4] = ns_errors[VAR_2] = d1 - d;

            d1 *= VAR_5;

            CLIP(d1);

            dst[VAR_0] = d1;

        }

    }



    s->dither.ns_pos = VAR_2;

}

void FUNC_0(swri_noise_shaping)(SwrContext *s, AudioData *dsts, const AudioData *srcs, const AudioData *noises, int count){ int VAR_0, VAR_1, VAR_2, VAR_3; int VAR_4  = s->dither.ns_taps; float VAR_5   = s->dither.ns_scale; float VAR_6 = s->dither.ns_scale_1; av_assert2((VAR_4&3) != 2); av_assert2((VAR_4&3) != 3 || s->dither.ns_coeffs[VAR_4] == 0); for (VAR_3=0; VAR_3<srcs->ch_count; VAR_3++) { const float *noise = ((const float *)noises->VAR_3[VAR_3]) + s->dither.noise_pos; const DELEM *src = (const DELEM*)srcs->VAR_3[VAR_3]; DELEM *dst = (DELEM*)dsts->VAR_3[VAR_3]; float *ns_errors = s->dither.ns_errors[VAR_3]; const float *ns_coeffs = s->dither.ns_coeffs; VAR_2  = s->dither.ns_pos; for (VAR_0=0; VAR_0<count; VAR_0++) { double d1, d = src[VAR_0]*VAR_6; for(VAR_1=0; VAR_1<VAR_4-2; VAR_1+=4) { d -= ns_coeffs[VAR_1    ] * ns_errors[VAR_2 + VAR_1    ]
+ns_coeffs[VAR_1 + 1] * ns_errors[VAR_2 + VAR_1 + 1]
+ns_coeffs[VAR_1 + 2] * ns_errors[VAR_2 + VAR_1 + 2]
+ns_coeffs[VAR_1 + 3] * ns_errors[VAR_2 + VAR_1 + 3]; } if(VAR_1 < VAR_4)
d -= ns_coeffs[VAR_1] * ns_errors[VAR_2 + VAR_1]; VAR_2 = VAR_2 ? VAR_2 - 1 : VAR_4 - 1; d1 = rint(d + noise[VAR_0]); ns_errors[VAR_2 + VAR_4] = ns_errors[VAR_2] = d1 - d; d1 *= VAR_5; CLIP(d1); dst[VAR_0] = d1; } } s->dither.ns_pos = VAR_2; }