void ff_mspel_motion(MpegEncContext *s,

                               uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,

                               uint8_t **ref_picture, op_pixels_func (*pix_op)[4],

                               int motion_x, int motion_y, int h)

{

    Wmv2Context * const w= (Wmv2Context*)s;

    uint8_t *ptr;

    int dxy, offset, mx, my, src_x, src_y, v_edge_pos, linesize, uvlinesize;

    int emu=0;



    dxy = ((motion_y & 1) << 1) | (motion_x & 1);

    dxy = 2*dxy + w->hshift;

    src_x = s->mb_x * 16 + (motion_x >> 1);

    src_y = s->mb_y * 16 + (motion_y >> 1);



    /* WARNING: do no forget half pels */

    v_edge_pos = s->v_edge_pos;

    src_x = av_clip(src_x, -16, s->width);

    src_y = av_clip(src_y, -16, s->height);



    if(src_x<=-16 || src_x >= s->width)

        dxy &= ~3;

    if(src_y<=-16 || src_y >= s->height)

        dxy &= ~4;



    linesize   = s->linesize;

    uvlinesize = s->uvlinesize;

    ptr = ref_picture[0] + (src_y * linesize) + src_x;



    if(s->flags&CODEC_FLAG_EMU_EDGE){

        if(src_x<1 || src_y<1 || src_x + 17  >= s->h_edge_pos

                              || src_y + h+1 >= v_edge_pos){

            s->vdsp.emulated_edge_mc(s->edge_emu_buffer, ptr - 1 - s->linesize, s->linesize, 19, 19,

                             src_x-1, src_y-1, s->h_edge_pos, s->v_edge_pos);

            ptr= s->edge_emu_buffer + 1 + s->linesize;

            emu=1;

        }

    }



    s->dsp.put_mspel_pixels_tab[dxy](dest_y             , ptr             , linesize);

    s->dsp.put_mspel_pixels_tab[dxy](dest_y+8           , ptr+8           , linesize);

    s->dsp.put_mspel_pixels_tab[dxy](dest_y  +8*linesize, ptr  +8*linesize, linesize);

    s->dsp.put_mspel_pixels_tab[dxy](dest_y+8+8*linesize, ptr+8+8*linesize, linesize);



    if(s->flags&CODEC_FLAG_GRAY) return;



    if (s->out_format == FMT_H263) {

        dxy = 0;

        if ((motion_x & 3) != 0)

            dxy |= 1;

        if ((motion_y & 3) != 0)

            dxy |= 2;

        mx = motion_x >> 2;

        my = motion_y >> 2;

    } else {

        mx = motion_x / 2;

        my = motion_y / 2;

        dxy = ((my & 1) << 1) | (mx & 1);

        mx >>= 1;

        my >>= 1;

    }



    src_x = s->mb_x * 8 + mx;

    src_y = s->mb_y * 8 + my;

    src_x = av_clip(src_x, -8, s->width >> 1);

    if (src_x == (s->width >> 1))

        dxy &= ~1;

    src_y = av_clip(src_y, -8, s->height >> 1);

    if (src_y == (s->height >> 1))

        dxy &= ~2;

    offset = (src_y * uvlinesize) + src_x;

    ptr = ref_picture[1] + offset;

    if(emu){

        s->vdsp.emulated_edge_mc(s->edge_emu_buffer, ptr, s->uvlinesize, 9, 9,

                         src_x, src_y, s->h_edge_pos>>1, s->v_edge_pos>>1);

        ptr= s->edge_emu_buffer;

    }

    pix_op[1][dxy](dest_cb, ptr, uvlinesize, h >> 1);



    ptr = ref_picture[2] + offset;

    if(emu){

        s->vdsp.emulated_edge_mc(s->edge_emu_buffer, ptr, s->uvlinesize, 9, 9,

                         src_x, src_y, s->h_edge_pos>>1, s->v_edge_pos>>1);

        ptr= s->edge_emu_buffer;

    }

    pix_op[1][dxy](dest_cr, ptr, uvlinesize, h >> 1);

}

void ff_mspel_motion(MpegEncContext *s,

                               uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,

                               uint8_t **ref_picture, op_pixels_func (*pix_op)[4],

                               int motion_x, int motion_y, int h)

{

    Wmv2Context * const w= (Wmv2Context*)s;

    uint8_t *ptr;

    int dxy, offset, mx, my, src_x, src_y, v_edge_pos, linesize, uvlinesize;

    int emu=0;



    dxy = ((motion_y & 1) << 1) | (motion_x & 1);

    dxy = 2*dxy + w->hshift;

    src_x = s->mb_x * 16 + (motion_x >> 1);

    src_y = s->mb_y * 16 + (motion_y >> 1);



    

    v_edge_pos = s->v_edge_pos;

    src_x = av_clip(src_x, -16, s->width);

    src_y = av_clip(src_y, -16, s->height);



    if(src_x<=-16 || src_x >= s->width)

        dxy &= ~3;

    if(src_y<=-16 || src_y >= s->height)

        dxy &= ~4;



    linesize   = s->linesize;

    uvlinesize = s->uvlinesize;

    ptr = ref_picture[0] + (src_y * linesize) + src_x;



    if(s->flags&CODEC_FLAG_EMU_EDGE){

        if(src_x<1 || src_y<1 || src_x + 17  >= s->h_edge_pos

                              || src_y + h+1 >= v_edge_pos){

            s->vdsp.emulated_edge_mc(s->edge_emu_buffer, ptr - 1 - s->linesize, s->linesize, 19, 19,

                             src_x-1, src_y-1, s->h_edge_pos, s->v_edge_pos);

            ptr= s->edge_emu_buffer + 1 + s->linesize;

            emu=1;

        }

    }



    s->dsp.put_mspel_pixels_tab[dxy](dest_y             , ptr             , linesize);

    s->dsp.put_mspel_pixels_tab[dxy](dest_y+8           , ptr+8           , linesize);

    s->dsp.put_mspel_pixels_tab[dxy](dest_y  +8*linesize, ptr  +8*linesize, linesize);

    s->dsp.put_mspel_pixels_tab[dxy](dest_y+8+8*linesize, ptr+8+8*linesize, linesize);



    if(s->flags&CODEC_FLAG_GRAY) return;



    if (s->out_format == FMT_H263) {

        dxy = 0;

        if ((motion_x & 3) != 0)

            dxy |= 1;

        if ((motion_y & 3) != 0)

            dxy |= 2;

        mx = motion_x >> 2;

        my = motion_y >> 2;

    } else {

        mx = motion_x / 2;

        my = motion_y / 2;

        dxy = ((my & 1) << 1) | (mx & 1);

        mx >>= 1;

        my >>= 1;

    }



    src_x = s->mb_x * 8 + mx;

    src_y = s->mb_y * 8 + my;

    src_x = av_clip(src_x, -8, s->width >> 1);

    if (src_x == (s->width >> 1))

        dxy &= ~1;

    src_y = av_clip(src_y, -8, s->height >> 1);

    if (src_y == (s->height >> 1))

        dxy &= ~2;

    offset = (src_y * uvlinesize) + src_x;

    ptr = ref_picture[1] + offset;

    if(emu){

        s->vdsp.emulated_edge_mc(s->edge_emu_buffer, ptr, s->uvlinesize, 9, 9,

                         src_x, src_y, s->h_edge_pos>>1, s->v_edge_pos>>1);

        ptr= s->edge_emu_buffer;

    }

    pix_op[1][dxy](dest_cb, ptr, uvlinesize, h >> 1);



    ptr = ref_picture[2] + offset;

    if(emu){

        s->vdsp.emulated_edge_mc(s->edge_emu_buffer, ptr, s->uvlinesize, 9, 9,

                         src_x, src_y, s->h_edge_pos>>1, s->v_edge_pos>>1);

        ptr= s->edge_emu_buffer;

    }

    pix_op[1][dxy](dest_cr, ptr, uvlinesize, h >> 1);

}

void FUNC_0(MpegEncContext *VAR_0,

                               uint8_t *VAR_1, uint8_t *VAR_2, uint8_t *VAR_3,

                               uint8_t **VAR_4, VAR_5 (*pix_op)[4],

                               int VAR_6, int VAR_7, int VAR_8)

{

    Wmv2Context * const w= (Wmv2Context*)VAR_0;

    uint8_t *ptr;

    int VAR_9, VAR_10, VAR_11, VAR_12, VAR_13, VAR_14, VAR_15, VAR_16, VAR_17;

    int VAR_18=0;



    VAR_9 = ((VAR_7 & 1) << 1) | (VAR_6 & 1);

    VAR_9 = 2*VAR_9 + w->hshift;

    VAR_13 = VAR_0->mb_x * 16 + (VAR_6 >> 1);

    VAR_14 = VAR_0->mb_y * 16 + (VAR_7 >> 1);



    

    VAR_15 = VAR_0->VAR_15;

    VAR_13 = av_clip(VAR_13, -16, VAR_0->width);

    VAR_14 = av_clip(VAR_14, -16, VAR_0->height);



    if(VAR_13<=-16 || VAR_13 >= VAR_0->width)

        VAR_9 &= ~3;

    if(VAR_14<=-16 || VAR_14 >= VAR_0->height)

        VAR_9 &= ~4;



    VAR_16   = VAR_0->VAR_16;

    VAR_17 = VAR_0->VAR_17;

    ptr = VAR_4[0] + (VAR_14 * VAR_16) + VAR_13;



    if(VAR_0->flags&CODEC_FLAG_EMU_EDGE){

        if(VAR_13<1 || VAR_14<1 || VAR_13 + 17  >= VAR_0->h_edge_pos

                              || VAR_14 + VAR_8+1 >= VAR_15){

            VAR_0->vdsp.emulated_edge_mc(VAR_0->edge_emu_buffer, ptr - 1 - VAR_0->VAR_16, VAR_0->VAR_16, 19, 19,

                             VAR_13-1, VAR_14-1, VAR_0->h_edge_pos, VAR_0->VAR_15);

            ptr= VAR_0->edge_emu_buffer + 1 + VAR_0->VAR_16;

            VAR_18=1;

        }

    }



    VAR_0->dsp.put_mspel_pixels_tab[VAR_9](VAR_1             , ptr             , VAR_16);

    VAR_0->dsp.put_mspel_pixels_tab[VAR_9](VAR_1+8           , ptr+8           , VAR_16);

    VAR_0->dsp.put_mspel_pixels_tab[VAR_9](VAR_1  +8*VAR_16, ptr  +8*VAR_16, VAR_16);

    VAR_0->dsp.put_mspel_pixels_tab[VAR_9](VAR_1+8+8*VAR_16, ptr+8+8*VAR_16, VAR_16);



    if(VAR_0->flags&CODEC_FLAG_GRAY) return;



    if (VAR_0->out_format == FMT_H263) {

        VAR_9 = 0;

        if ((VAR_6 & 3) != 0)

            VAR_9 |= 1;

        if ((VAR_7 & 3) != 0)

            VAR_9 |= 2;

        VAR_11 = VAR_6 >> 2;

        VAR_12 = VAR_7 >> 2;

    } else {

        VAR_11 = VAR_6 / 2;

        VAR_12 = VAR_7 / 2;

        VAR_9 = ((VAR_12 & 1) << 1) | (VAR_11 & 1);

        VAR_11 >>= 1;

        VAR_12 >>= 1;

    }



    VAR_13 = VAR_0->mb_x * 8 + VAR_11;

    VAR_14 = VAR_0->mb_y * 8 + VAR_12;

    VAR_13 = av_clip(VAR_13, -8, VAR_0->width >> 1);

    if (VAR_13 == (VAR_0->width >> 1))

        VAR_9 &= ~1;

    VAR_14 = av_clip(VAR_14, -8, VAR_0->height >> 1);

    if (VAR_14 == (VAR_0->height >> 1))

        VAR_9 &= ~2;

    VAR_10 = (VAR_14 * VAR_17) + VAR_13;

    ptr = VAR_4[1] + VAR_10;

    if(VAR_18){

        VAR_0->vdsp.emulated_edge_mc(VAR_0->edge_emu_buffer, ptr, VAR_0->VAR_17, 9, 9,

                         VAR_13, VAR_14, VAR_0->h_edge_pos>>1, VAR_0->VAR_15>>1);

        ptr= VAR_0->edge_emu_buffer;

    }

    pix_op[1][VAR_9](VAR_2, ptr, VAR_17, VAR_8 >> 1);



    ptr = VAR_4[2] + VAR_10;

    if(VAR_18){

        VAR_0->vdsp.emulated_edge_mc(VAR_0->edge_emu_buffer, ptr, VAR_0->VAR_17, 9, 9,

                         VAR_13, VAR_14, VAR_0->h_edge_pos>>1, VAR_0->VAR_15>>1);

        ptr= VAR_0->edge_emu_buffer;

    }

    pix_op[1][VAR_9](VAR_3, ptr, VAR_17, VAR_8 >> 1);

}

void FUNC_0(MpegEncContext *VAR_0,
uint8_t *VAR_1, uint8_t *VAR_2, uint8_t *VAR_3,
uint8_t **VAR_4, VAR_5 (*pix_op)[4],
int VAR_6, int VAR_7, int VAR_8)
{ Wmv2Context * const w= (Wmv2Context*)VAR_0; uint8_t *ptr; int VAR_9, VAR_10, VAR_11, VAR_12, VAR_13, VAR_14, VAR_15, VAR_16, VAR_17; int VAR_18=0; VAR_9 = ((VAR_7 & 1) << 1) | (VAR_6 & 1); VAR_9 = 2*VAR_9 + w->hshift; VAR_13 = VAR_0->mb_x * 16 + (VAR_6 >> 1); VAR_14 = VAR_0->mb_y * 16 + (VAR_7 >> 1); VAR_15 = VAR_0->VAR_15; VAR_13 = av_clip(VAR_13, -16, VAR_0->width); VAR_14 = av_clip(VAR_14, -16, VAR_0->height); if(VAR_13<=-16 || VAR_13 >= VAR_0->width)
VAR_9 &= ~3; if(VAR_14<=-16 || VAR_14 >= VAR_0->height)
VAR_9 &= ~4; VAR_16   = VAR_0->VAR_16; VAR_17 = VAR_0->VAR_17; ptr = VAR_4[0] + (VAR_14 * VAR_16) + VAR_13; if(VAR_0->flags&CODEC_FLAG_EMU_EDGE){ if(VAR_13<1 || VAR_14<1 || VAR_13 + 17  >= VAR_0->h_edge_pos
|| VAR_14 + VAR_8+1 >= VAR_15){ VAR_0->vdsp.emulated_edge_mc(VAR_0->edge_emu_buffer, ptr - 1 - VAR_0->VAR_16, VAR_0->VAR_16, 19, 19,
VAR_13-1, VAR_14-1, VAR_0->h_edge_pos, VAR_0->VAR_15); ptr= VAR_0->edge_emu_buffer + 1 + VAR_0->VAR_16; VAR_18=1; } } VAR_0->dsp.put_mspel_pixels_tab[VAR_9](VAR_1             , ptr             , VAR_16); VAR_0->dsp.put_mspel_pixels_tab[VAR_9](VAR_1+8           , ptr+8           , VAR_16); VAR_0->dsp.put_mspel_pixels_tab[VAR_9](VAR_1  +8*VAR_16, ptr  +8*VAR_16, VAR_16); VAR_0->dsp.put_mspel_pixels_tab[VAR_9](VAR_1+8+8*VAR_16, ptr+8+8*VAR_16, VAR_16); if(VAR_0->flags&CODEC_FLAG_GRAY) return; if (VAR_0->out_format == FMT_H263) { VAR_9 = 0; if ((VAR_6 & 3) != 0)
VAR_9 |= 1; if ((VAR_7 & 3) != 0)
VAR_9 |= 2; VAR_11 = VAR_6 >> 2; VAR_12 = VAR_7 >> 2; } else { VAR_11 = VAR_6 / 2; VAR_12 = VAR_7 / 2; VAR_9 = ((VAR_12 & 1) << 1) | (VAR_11 & 1); VAR_11 >>= 1; VAR_12 >>= 1; } VAR_13 = VAR_0->mb_x * 8 + VAR_11; VAR_14 = VAR_0->mb_y * 8 + VAR_12; VAR_13 = av_clip(VAR_13, -8, VAR_0->width >> 1); if (VAR_13 == (VAR_0->width >> 1))
VAR_9 &= ~1; VAR_14 = av_clip(VAR_14, -8, VAR_0->height >> 1); if (VAR_14 == (VAR_0->height >> 1))
VAR_9 &= ~2; VAR_10 = (VAR_14 * VAR_17) + VAR_13; ptr = VAR_4[1] + VAR_10; if(VAR_18){ VAR_0->vdsp.emulated_edge_mc(VAR_0->edge_emu_buffer, ptr, VAR_0->VAR_17, 9, 9,
VAR_13, VAR_14, VAR_0->h_edge_pos>>1, VAR_0->VAR_15>>1); ptr= VAR_0->edge_emu_buffer; } pix_op[1][VAR_9](VAR_2, ptr, VAR_17, VAR_8 >> 1); ptr = VAR_4[2] + VAR_10; if(VAR_18){ VAR_0->vdsp.emulated_edge_mc(VAR_0->edge_emu_buffer, ptr, VAR_0->VAR_17, 9, 9,
VAR_13, VAR_14, VAR_0->h_edge_pos>>1, VAR_0->VAR_15>>1); ptr= VAR_0->edge_emu_buffer; } pix_op[1][VAR_9](VAR_3, ptr, VAR_17, VAR_8 >> 1); }