346 lines
9.4 KiB
C
346 lines
9.4 KiB
C
{
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int srx = src_region_x, sry = src_region_y;
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int srw = src_region_w, srh = src_region_h;
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int drx = dst_region_x, dry = dst_region_y;
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int drw = dst_region_w, drh = dst_region_h;
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int dsxx, dsyy, sxx, syy, sx, sy;
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int cx, cy;
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int direct_scale = 0, buf_step = 0;
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DATA32 *psrc, *pdst, *pdst_end;
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DATA32 *buf, *pbuf, *pbuf_end;
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DATA8 *mask;
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RGBA_Gfx_Func func = NULL, func2 = NULL;
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/* check value to make overflow(only check value related with overflow) */
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if ((src_region_w > SCALE_SIZE_MAX) ||
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(src_region_h > SCALE_SIZE_MAX)) return;
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/* a scanline buffer */
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pdst = dst_ptr; // it's been set at (dst_clip_x, dst_clip_y)
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pdst_end = pdst + (dst_clip_h * dst_w);
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if (mul_col == 0xffffffff && !mask_ie)
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{
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if ((render_op == _EVAS_RENDER_BLEND) && !src->cache_entry.flags.alpha)
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{ direct_scale = 1; buf_step = dst->cache_entry.w; }
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else if (render_op == _EVAS_RENDER_COPY)
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{
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direct_scale = 1; buf_step = dst->cache_entry.w;
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if (src->cache_entry.flags.alpha)
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dst->cache_entry.flags.alpha = 1;
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}
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}
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if (!direct_scale)
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{
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buf = alloca(dst_clip_w * sizeof(DATA32));
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if (!mask_ie)
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{
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if (mul_col != 0xffffffff)
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func = evas_common_gfx_func_composite_pixel_color_span_get(src->cache_entry.flags.alpha, src->cache_entry.flags.alpha_sparse, mul_col, dst->cache_entry.flags.alpha, dst_clip_w, render_op);
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else
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func = evas_common_gfx_func_composite_pixel_span_get(src->cache_entry.flags.alpha, src->cache_entry.flags.alpha_sparse, dst->cache_entry.flags.alpha, dst_clip_w, render_op);
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}
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else
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{
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if (mul_col != 0xffffffff)
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{
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func = evas_common_gfx_func_composite_pixel_mask_span_get(src->cache_entry.flags.alpha, src->cache_entry.flags.alpha_sparse, dst->cache_entry.flags.alpha, dst_clip_w, render_op);
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func2 = evas_common_gfx_func_composite_pixel_color_span_get(src->cache_entry.flags.alpha, src->cache_entry.flags.alpha_sparse, mul_col, dst->cache_entry.flags.alpha, dst_clip_w, EVAS_RENDER_COPY);
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}
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else
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func = evas_common_gfx_func_composite_pixel_mask_span_get(src->cache_entry.flags.alpha, src->cache_entry.flags.alpha_sparse, dst->cache_entry.flags.alpha, dst_clip_w, render_op);
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}
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}
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else
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buf = pdst;
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if ((srw > 1) && (drw > 1))
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dsxx = ((srw - 1) << 16) / (drw - 1);
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else
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dsxx = (srw << 16) / drw;
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if ((srh > 1) && (drh > 1))
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dsyy = ((srh - 1) << 16) / (drh - 1);
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else
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dsyy = (srh << 16) / drh;
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cx = dst_clip_x - drx;
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cy = dst_clip_y - dry;
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sxx = (dsxx * cx);
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syy = (dsyy * cy);
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sy = syy >> 16;
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if (drh == srh)
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{
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int sxx0 = sxx;
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int y = 0;
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psrc = src->image.data + (src_w * (sry + cy)) + srx;
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while (pdst < pdst_end)
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{
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pbuf = buf; pbuf_end = buf + dst_clip_w;
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sxx = sxx0;
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#ifdef SCALE_USING_MMX
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pxor_r2r(mm0, mm0);
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MOV_A2R(ALPHA_255, mm5)
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#endif
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while (pbuf < pbuf_end)
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{
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DATA32 p0, p1;
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int ax;
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sx = (sxx >> 16);
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ax = 1 + ((sxx - (sx << 16)) >> 8);
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p0 = p1 = *(psrc + sx);
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if ((sx + 1) < srw)
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p1 = *(psrc + sx + 1);
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#ifdef SCALE_USING_MMX
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MOV_P2R(p0, mm1, mm0)
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if (p0 | p1)
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{
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MOV_A2R(ax, mm3)
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MOV_P2R(p1, mm2, mm0)
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INTERP_256_R2R(mm3, mm2, mm1, mm5)
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}
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MOV_R2P(mm1, *pbuf, mm0)
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pbuf++;
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#else
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if (p0 | p1)
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p0 = INTERP_256(ax, p1, p0);
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*pbuf++ = p0;
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#endif
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sxx += dsxx;
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}
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/* * blend here [clip_w *] buf -> dptr * */
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if (!direct_scale)
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{
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if (!mask_ie)
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func(buf, NULL, mul_col, pdst, dst_clip_w);
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else
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{
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mask = mask_ie->image.data8
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+ ((dst_clip_y - mask_y + y) * mask_ie->cache_entry.w)
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+ (dst_clip_x - mask_x);
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if (mul_col != 0xffffffff) func2(buf, NULL, mul_col, buf, dst_clip_w);
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func(buf, mask, 0, pdst, dst_clip_w);
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}
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y++;
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}
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pdst += dst_w;
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psrc += src_w;
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buf += buf_step;
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}
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goto done_scale_up;
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}
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else if (drw == srw)
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{
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DATA32 *ps = src->image.data + (src_w * sry) + srx + cx;
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int y = 0;
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while (pdst < pdst_end)
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{
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int ay;
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sy = syy >> 16;
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psrc = ps + (sy * src_w);
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ay = 1 + ((syy - (sy << 16)) >> 8);
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#ifdef SCALE_USING_MMX
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pxor_r2r(mm0, mm0);
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MOV_A2R(ALPHA_255, mm5)
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MOV_A2R(ay, mm4)
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#endif
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pbuf = buf; pbuf_end = buf + dst_clip_w;
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while (pbuf < pbuf_end)
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{
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DATA32 p0 = *psrc, p2 = p0;
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if ((sy + 1) < srh)
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p2 = *(psrc + src_w);
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#ifdef SCALE_USING_MMX
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MOV_P2R(p0, mm1, mm0)
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if (p0 | p2)
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{
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MOV_P2R(p2, mm2, mm0)
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INTERP_256_R2R(mm4, mm2, mm1, mm5)
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}
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MOV_R2P(mm1, *pbuf, mm0)
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pbuf++;
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#else
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if (p0 | p2)
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p0 = INTERP_256(ay, p2, p0);
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*pbuf++ = p0;
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#endif
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psrc++;
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}
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/* * blend here [clip_w *] buf -> dptr * */
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if (!direct_scale)
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{
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if (!mask_ie)
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func(buf, NULL, mul_col, pdst, dst_clip_w);
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else
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{
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mask = mask_ie->image.data8
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+ ((dst_clip_y - mask_y + y) * mask_ie->cache_entry.w)
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+ (dst_clip_x - mask_x);
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if (mul_col != 0xffffffff) func2(buf, NULL, mul_col, buf, dst_clip_w);
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func(buf, mask, 0, pdst, dst_clip_w);
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}
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y++;
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}
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pdst += dst_w;
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syy += dsyy;
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buf += buf_step;
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}
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goto done_scale_up;
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}
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{
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DATA32 *ps = src->image.data + (src_w * sry) + srx;
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int sxx0 = sxx;
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int y = 0;
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while (pdst < pdst_end)
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{
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int ay;
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sy = syy >> 16;
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psrc = ps + (sy * src_w);
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ay = 1 + ((syy - (sy << 16)) >> 8);
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#ifdef SCALE_USING_MMX
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MOV_A2R(ay, mm4)
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pxor_r2r(mm0, mm0);
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MOV_A2R(ALPHA_255, mm5)
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#elif defined SCALE_USING_NEON
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uint16x4_t ay_16x4;
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uint16x4_t p0_16x4;
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uint16x4_t p2_16x4;
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uint16x8_t ax_16x8;
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uint16x8_t p0_p2_16x8;
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uint16x8_t p1_p3_16x8;
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uint16x8_t x255_16x8;
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uint32x2_t p0_p2_32x2;
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uint32x2_t p1_p3_32x2;
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uint32x2_t res_32x2;
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uint8x8_t p0_p2_8x8;
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uint8x8_t p1_p3_8x8;
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uint8x8_t p2_8x8;
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uint16x4_t temp_16x4;
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ay_16x4 = vdup_n_u16(ay);
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x255_16x8 = vdupq_n_u16(0xff);
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#endif
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pbuf = buf; pbuf_end = buf + dst_clip_w;
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sxx = sxx0;
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while (pbuf < pbuf_end)
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{
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int ax;
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DATA32 *p, *q;
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DATA32 p0, p1, p2, p3;
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sx = sxx >> 16;
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ax = 1 + ((sxx - (sx << 16)) >> 8);
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p = psrc + sx; q = p + src_w;
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p0 = p1 = p2 = p3 = *p;
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if ((sx + 1) < srw)
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p1 = *(p + 1);
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if ((sy + 1) < srh)
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{
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p2 = *q; p3 = p2;
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if ((sx + 1) < srw)
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p3 = *(q + 1);
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}
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#ifdef SCALE_USING_MMX
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MOV_A2R(ax, mm6)
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MOV_P2R(p0, mm1, mm0)
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if (p0 | p1)
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{
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MOV_P2R(p1, mm2, mm0)
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INTERP_256_R2R(mm6, mm2, mm1, mm5)
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}
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MOV_P2R(p2, mm2, mm0)
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if (p2 | p3)
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{
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MOV_P2R(p3, mm3, mm0)
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INTERP_256_R2R(mm6, mm3, mm2, mm5)
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}
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INTERP_256_R2R(mm4, mm2, mm1, mm5)
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MOV_R2P(mm1, *pbuf, mm0)
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pbuf++;
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#elif defined SCALE_USING_NEON
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if (p0 | p1 | p2 | p3)
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{
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ax_16x8 = vdupq_n_u16(ax);
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p0_p2_32x2 = vset_lane_u32(p0, p0_p2_32x2, 0);
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p0_p2_32x2 = vset_lane_u32(p2, p0_p2_32x2, 1);
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p1_p3_32x2 = vset_lane_u32(p1, p1_p3_32x2, 0);
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p1_p3_32x2 = vset_lane_u32(p3, p1_p3_32x2, 1);
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p0_p2_8x8 = vreinterpret_u8_u32(p0_p2_32x2);
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p1_p3_8x8 = vreinterpret_u8_u32(p1_p3_32x2);
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p1_p3_16x8 = vmovl_u8(p1_p3_8x8);
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p0_p2_16x8 = vmovl_u8(p0_p2_8x8);
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p1_p3_16x8 = vsubq_u16(p1_p3_16x8, p0_p2_16x8);
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p1_p3_16x8 = vmulq_u16(p1_p3_16x8, ax_16x8);
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p1_p3_16x8 = vshrq_n_u16(p1_p3_16x8, 8);
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p1_p3_16x8 = vaddq_u16(p1_p3_16x8, p0_p2_16x8);
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p1_p3_16x8 = vandq_u16(p1_p3_16x8, x255_16x8);
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p0_16x4 = vget_low_u16(p1_p3_16x8);
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p2_16x4 = vget_high_u16(p1_p3_16x8);
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p2_16x4 = vsub_u16(p2_16x4, p0_16x4);
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p2_16x4 = vmul_u16(p2_16x4, ay_16x4);
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p2_16x4 = vshr_n_u16(p2_16x4, 8);
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p2_16x4 = vadd_u16(p2_16x4, p0_16x4);
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p1_p3_16x8 = vcombine_u16(temp_16x4, p2_16x4);
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p2_8x8 = vmovn_u16(p1_p3_16x8);
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res_32x2 = vreinterpret_u32_u8(p2_8x8);
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vst1_lane_u32(pbuf++, res_32x2, 1);
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}
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else
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*pbuf++ = p0;
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#else
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if (p0 | p1)
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p0 = INTERP_256(ax, p1, p0);
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if (p2 | p3)
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p2 = INTERP_256(ax, p3, p2);
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if (p0 | p2)
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p0 = INTERP_256(ay, p2, p0);
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*pbuf++ = p0;
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#endif
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sxx += dsxx;
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}
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/* * blend here [clip_w *] buf -> dptr * */
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if (!direct_scale)
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{
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if (!mask_ie)
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func(buf, NULL, mul_col, pdst, dst_clip_w);
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else
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{
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mask = mask_ie->image.data8
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+ ((dst_clip_y - mask_y + y) * mask_ie->cache_entry.w)
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+ (dst_clip_x - mask_x);
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if (mul_col != 0xffffffff) func2(buf, NULL, mul_col, buf, dst_clip_w);
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func(buf, mask, 0, pdst, dst_clip_w);
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}
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y++;
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}
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pdst += dst_w;
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syy += dsyy;
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buf += buf_step;
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}
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}
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done_scale_up:
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return;
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}
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