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Java example source code file (mlib_v_ImageChannelInsert_1.c)

This example Java source code file (mlib_v_ImageChannelInsert_1.c) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

insert_s16_14, insert_u8_12, insert_u8_13, insert_u8_14, load_insert_store_s16_1x, load_insert_store_s16_1x_a8, load_insert_store_u8_a8

The mlib_v_ImageChannelInsert_1.c Java example source code

/*
 * Copyright (c) 1998, 2003, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code 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 General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */



/*
 * FUNCTIONS
 *      mlib_v_ImageChannelInsert_U8
 *      mlib_v_ImageChannelInsert_U8_12_A8D1X8
 *      mlib_v_ImageChannelInsert_U8_12_A8D2X8
 *      mlib_v_ImageChannelInsert_U8_12_D1
 *      mlib_v_ImageChannelInsert_U8_12
 *      mlib_v_ImageChannelInsert_U8_13_A8D1X8
 *      mlib_v_ImageChannelInsert_U8_13_A8D2X8
 *      mlib_v_ImageChannelInsert_U8_13_D1
 *      mlib_v_ImageChannelInsert_U8_13
 *      mlib_v_ImageChannelInsert_U8_14_A8D1X8
 *      mlib_v_ImageChannelInsert_U8_14_A8D2X8
 *      mlib_v_ImageChannelInsert_U8_14_D1
 *      mlib_v_ImageChannelInsert_U8_14
 *      mlib_v_ImageChannelInsert_S16
 *      mlib_v_ImageChannelInsert_S16_12_A8D1X4
 *      mlib_v_ImageChannelInsert_S16_12_A8D2X4
 *      mlib_v_ImageChannelInsert_S16_12_D1
 *      mlib_v_ImageChannelInsert_S16_12
 *      mlib_v_ImageChannelInsert_S16_13_A8D1X4
 *      mlib_v_ImageChannelInsert_S16_13_A8D2X4
 *      mlib_v_ImageChannelInsert_S16_13_D1
 *      mlib_v_ImageChannelInsert_S16_13
 *      mlib_v_ImageChannelInsert_S16_14_A8D1X4
 *      mlib_v_ImageChannelInsert_S16_14_A8D2X4
 *      mlib_v_ImageChannelInsert_S16_14_D1
 *      mlib_v_ImageChannelInsert_S16_14
 *      mlib_v_ImageChannelInsert_S32
 *      mlib_v_ImageChannelInsert_D64
 *
 * ARGUMENT
 *      src     pointer to source image data
 *      dst     pointer to destination image data
 *      slb     source image line stride in bytes
 *      dlb     destination image line stride in bytes
 *      dsize   image data size in pixels
 *      xsize   image width in pixels
 *      ysize   image height in lines
 *      cmask   channel mask
 *
 * DESCRIPTION
 *      Copy the 1-channel source image into the selected channel
 *      of the destination image -- VIS version low level functions.
 *
 * NOTE
 *      These functions are separated from mlib_v_ImageChannelInsert.c
 *      for loop unrolling and structure clarity.
 */

#include "vis_proto.h"
#include "mlib_image.h"
#include "mlib_v_ImageChannelInsert.h"

/***************************************************************/
/* general channel insertion: slower due to the inner loop */
void mlib_v_ImageChannelInsert_U8(const mlib_u8 *src,
                                  mlib_s32      slb,
                                  mlib_u8       *dst,
                                  mlib_s32      dlb,
                                  mlib_s32      channels,
                                  mlib_s32      channeld,
                                  mlib_s32      width,
                                  mlib_s32      height,
                                  mlib_s32      cmask)
{
  mlib_u8 *sp;                                        /* pointer for pixel in src */
  mlib_u8 *sl;                                        /* pointer for line in src */
  mlib_u8 *dp;                                        /* pointer for pixel in dst */
  mlib_u8 *dl;                                        /* pointer for line in dst */
  mlib_s32 i, j, k;                                   /* indices for x, y, channel */
  mlib_s32 deltac[5] = { 0, 1, 1, 1, 1 };
  mlib_s32 inc0, inc1, inc2;
  mlib_u8 s0, s1, s2;

  deltac[channels] = 1;
  for (i = (channeld - 1), k = 0; i >= 0; i--) {
    if ((cmask & (1 << i)) == 0)
      deltac[k]++;
    else
      k++;
  }

  deltac[channels] = channeld;
  for (i = 1; i < channels; i++) {
    deltac[channels] -= deltac[i];
  }

  sp = sl = (void *)src;
  dp = dl = dst + deltac[0];

  if (channels == 2) {
    inc0 = deltac[1];
    inc1 = deltac[2] + inc0;
    for (j = 0; j < height; j++) {
#pragma pipeloop(0)
      for (i = 0; i < width; i++) {
        s0 = sp[0];
        s1 = sp[1];
        dp[0] = s0;
        dp[inc0] = s1;
        dp += inc1;
        sp += 2;
      }

      sp = sl += slb;
      dp = dl += dlb;
    }
  }
  else if (channels == 3) {
    inc0 = deltac[1];
    inc1 = deltac[2] + inc0;
    inc2 = deltac[3] + inc1;
    for (j = 0; j < height; j++) {
#pragma pipeloop(0)
      for (i = 0; i < width; i++) {
        s0 = sp[0];
        s1 = sp[1];
        s2 = sp[2];
        dp[0] = s0;
        dp[inc0] = s1;
        dp[inc1] = s2;
        dp += inc2;
        sp += 3;
      }

      sp = sl += slb;
      dp = dl += dlb;
    }
  }
}

/***************************************************************/
/* general channel insertion: slower due to the inner loop */
void mlib_v_ImageChannelInsert_D64(const mlib_d64 *src,
                                   mlib_s32       slb,
                                   mlib_d64       *dst,
                                   mlib_s32       dlb,
                                   mlib_s32       channels,
                                   mlib_s32       channeld,
                                   mlib_s32       width,
                                   mlib_s32       height,
                                   mlib_s32       cmask)
{
  mlib_d64 *sp;                                       /* pointer for pixel in src */
  mlib_d64 *sl;                                       /* pointer for line in src */
  mlib_d64 *dp;                                       /* pointer for pixel in dst */
  mlib_d64 *dl;                                       /* pointer for line in dst */
  mlib_s32 i, j, k;                                   /* indices for x, y, channel */
  mlib_s32 deltac[5] = { 0, 1, 1, 1, 1 };
  mlib_s32 inc0, inc1, inc2;
  mlib_d64 s0, s1, s2;

  deltac[channels] = 1;
  for (i = (channeld - 1), k = 0; i >= 0; i--) {
    if ((cmask & (1 << i)) == 0)
      deltac[k]++;
    else
      k++;
  }

  deltac[channels] = channeld;
  for (i = 1; i < channels; i++) {
    deltac[channels] -= deltac[i];
  }

  sp = sl = (void *)src;
  dp = dl = dst + deltac[0];

  if (channels == 1) {
    for (j = 0; j < height; j++) {
#pragma pipeloop(0)
      for (i = 0; i < width; i++) {
        s0 = sp[0];
        dp[0] = s0;
        dp += channeld;
        sp++;
      }

      sp = sl = (mlib_d64 *) ((mlib_u8 *) sl + slb);
      dp = dl = (mlib_d64 *) ((mlib_u8 *) dl + dlb);
    }
  }
  else if (channels == 2) {
    inc0 = deltac[1];
    inc1 = deltac[2] + inc0;
    for (j = 0; j < height; j++) {
#pragma pipeloop(0)
      for (i = 0; i < width; i++) {
        s0 = sp[0];
        s1 = sp[1];
        dp[0] = s0;
        dp[inc0] = s1;
        dp += inc1;
        sp += 2;
      }

      sp = sl = (mlib_d64 *) ((mlib_u8 *) sl + slb);
      dp = dl = (mlib_d64 *) ((mlib_u8 *) dl + dlb);
    }
  }
  else if (channels == 3) {
    inc0 = deltac[1];
    inc1 = deltac[2] + inc0;
    inc2 = deltac[3] + inc1;
    for (j = 0; j < height; j++) {
#pragma pipeloop(0)
      for (i = 0; i < width; i++) {
        s0 = sp[0];
        s1 = sp[1];
        s2 = sp[2];
        dp[0] = s0;
        dp[inc0] = s1;
        dp[inc1] = s2;
        dp += inc2;
        sp += 3;
      }

      sp = sl = (mlib_d64 *) ((mlib_u8 *) sl + slb);
      dp = dl = (mlib_d64 *) ((mlib_u8 *) dl + dlb);
    }
  }
}

/***************************************************************/
/* general channel insertion: slower due to the inner loop */
void mlib_v_ImageChannelInsert_S16(const mlib_s16 *src,
                                   mlib_s32       slb,
                                   mlib_s16       *dst,
                                   mlib_s32       dlb,
                                   mlib_s32       channels,
                                   mlib_s32       channeld,
                                   mlib_s32       width,
                                   mlib_s32       height,
                                   mlib_s32       cmask)
{
  mlib_s16 *sp;                                       /* pointer for pixel in src */
  mlib_s16 *sl;                                       /* pointer for line in src */
  mlib_s16 *dp;                                       /* pointer for pixel in dst */
  mlib_s16 *dl;                                       /* pointer for line in dst */
  mlib_s32 i, j, k;                                   /* indices for x, y, channel */
  mlib_s32 deltac[5] = { 0, 1, 1, 1, 1 };
  mlib_s32 inc0, inc1, inc2;
  mlib_s16 s0, s1, s2;

  deltac[channels] = 1;
  for (i = (channeld - 1), k = 0; i >= 0; i--) {
    if ((cmask & (1 << i)) == 0)
      deltac[k]++;
    else
      k++;
  }

  deltac[channels] = channeld;
  for (i = 1; i < channels; i++) {
    deltac[channels] -= deltac[i];
  }

  sp = sl = (void *)src;
  dp = dl = dst + deltac[0];

  if (channels == 2) {
    inc0 = deltac[1];
    inc1 = deltac[2] + inc0;
    for (j = 0; j < height; j++) {
#pragma pipeloop(0)
      for (i = 0; i < width; i++) {
        s0 = sp[0];
        s1 = sp[1];
        dp[0] = s0;
        dp[inc0] = s1;
        dp += inc1;
        sp += 2;
      }

      sp = sl = (mlib_s16 *) ((mlib_u8 *) sl + slb);
      dp = dl = (mlib_s16 *) ((mlib_u8 *) dl + dlb);
    }
  }
  else if (channels == 3) {
    inc0 = deltac[1];
    inc1 = deltac[2] + inc0;
    inc2 = deltac[3] + inc1;
    for (j = 0; j < height; j++) {
#pragma pipeloop(0)
      for (i = 0; i < width; i++) {
        s0 = sp[0];
        s1 = sp[1];
        s2 = sp[2];
        dp[0] = s0;
        dp[inc0] = s1;
        dp[inc1] = s2;
        dp += inc2;
        sp += 3;
      }

      sp = sl = (mlib_s16 *) ((mlib_u8 *) sl + slb);
      dp = dl = (mlib_s16 *) ((mlib_u8 *) dl + dlb);
    }
  }
}

/***************************************************************/
/* general channel insertion: slower due to the inner loop */

void mlib_v_ImageChannelInsert_S32(const mlib_s32 *src,
                                   mlib_s32       slb,
                                   mlib_s32       *dst,
                                   mlib_s32       dlb,
                                   mlib_s32       channels,
                                   mlib_s32       channeld,
                                   mlib_s32       width,
                                   mlib_s32       height,
                                   mlib_s32       cmask)
{
  mlib_s32 *sp;                                       /* pointer for pixel in src */
  mlib_s32 *sl;                                       /* pointer for line in src */
  mlib_s32 *dp;                                       /* pointer for pixel in dst */
  mlib_s32 *dl;                                       /* pointer for line in dst */
  mlib_s32 i, j, k;                                   /* indices for x, y, channel */
  mlib_s32 deltac[5] = { 0, 1, 1, 1, 1 };
  mlib_s32 inc0, inc1, inc2;
  mlib_s32 s0, s1, s2;

  deltac[channels] = 1;
  for (i = (channeld - 1), k = 0; i >= 0; i--) {
    if ((cmask & (1 << i)) == 0)
      deltac[k]++;
    else
      k++;
  }

  deltac[channels] = channeld;
  for (i = 1; i < channels; i++) {
    deltac[channels] -= deltac[i];
  }

  sp = sl = (void *)src;
  dp = dl = dst + deltac[0];

  if (channels == 1) {
    for (j = 0; j < height; j++) {
#pragma pipeloop(0)
      for (i = 0; i < width; i++) {
        s0 = sp[0];
        dp[0] = s0;
        dp += channeld;
        sp++;
      }

      sp = sl = (mlib_s32 *) ((mlib_u8 *) sl + slb);
      dp = dl = (mlib_s32 *) ((mlib_u8 *) dl + dlb);
    }
  }
  else if (channels == 2) {
    inc0 = deltac[1];
    inc1 = deltac[2] + inc0;
    for (j = 0; j < height; j++) {
#pragma pipeloop(0)
      for (i = 0; i < width; i++) {
        s0 = sp[0];
        s1 = sp[1];
        dp[0] = s0;
        dp[inc0] = s1;
        dp += inc1;
        sp += 2;
      }

      sp = sl = (mlib_s32 *) ((mlib_u8 *) sl + slb);
      dp = dl = (mlib_s32 *) ((mlib_u8 *) dl + dlb);
    }
  }
  else if (channels == 3) {
    inc0 = deltac[1];
    inc1 = deltac[2] + inc0;
    inc2 = deltac[3] + inc1;
    for (j = 0; j < height; j++) {
#pragma pipeloop(0)
      for (i = 0; i < width; i++) {
        s0 = sp[0];
        s1 = sp[1];
        s2 = sp[2];
        dp[0] = s0;
        dp[inc0] = s1;
        dp[inc1] = s2;
        dp += inc2;
        sp += 3;
      }

      sp = sl = (mlib_s32 *) ((mlib_u8 *) sl + slb);
      dp = dl = (mlib_s32 *) ((mlib_u8 *) dl + dlb);
    }
  }
}

/***************************************************************/
#define INSERT_U8_12(sd0, dd0, dd1)     /* channel duplicate */ \
  dd0 = vis_fpmerge(vis_read_hi(sd0), vis_read_hi(sd0));        \
  dd1 = vis_fpmerge(vis_read_lo(sd0), vis_read_lo(sd0))

/***************************************************************/
/* insert one channel to a 2-channel image.
 * both source and destination image data are 8-byte aligned.
 * dsize is multiple of 8.
 */

void mlib_v_ImageChannelInsert_U8_12_A8D1X8(const mlib_u8 *src,
                                            mlib_u8       *dst,
                                            mlib_s32      dsize,
                                            mlib_s32      cmask)
{
  mlib_d64 *sp, *dp;
  mlib_d64 sd0;
  mlib_d64 dd0, dd1;
  mlib_s32 bmask;
  mlib_s32 i;

  bmask = cmask | (cmask << 2) | (cmask << 4) | (cmask << 6);

  sp = (mlib_d64 *) src;
  dp = (mlib_d64 *) dst;

#pragma pipeloop(0)
  for (i = 0; i < dsize / 8; i++) {
    sd0 = *sp++;
    INSERT_U8_12(sd0, dd0, dd1);
    vis_pst_8(dd0, dp++, bmask);
    vis_pst_8(dd1, dp++, bmask);
  }
}

/***************************************************************/
/* insert one channel to a 2-channel image.
 * both source and destination image data are 8-byte aligned.
 * xsize is multiple of 8.
 */

void mlib_v_ImageChannelInsert_U8_12_A8D2X8(const mlib_u8 *src,
                                            mlib_s32      slb,
                                            mlib_u8       *dst,
                                            mlib_s32      dlb,
                                            mlib_s32      xsize,
                                            mlib_s32      ysize,
                                            mlib_s32      cmask)
{
  mlib_d64 *sp, *dp;
  mlib_d64 *sl, *dl;
  mlib_d64 sd0;
  mlib_d64 dd0, dd1;
  mlib_s32 bmask;
  mlib_s32 i, j;

  bmask = cmask | (cmask << 2) | (cmask << 4) | (cmask << 6);

  sp = sl = (mlib_d64 *) src;
  dp = dl = (mlib_d64 *) dst;

  for (j = 0; j < ysize; j++) {
#pragma pipeloop(0)
    for (i = 0; i < xsize / 8; i++) {
      sd0 = *sp++;
      INSERT_U8_12(sd0, dd0, dd1);
      vis_pst_8(dd0, dp++, bmask);
      vis_pst_8(dd1, dp++, bmask);
    }

    sp = sl = (mlib_d64 *) ((mlib_u8 *) sl + slb);
    dp = dl = (mlib_d64 *) ((mlib_u8 *) dl + dlb);
  }
}

/***************************************************************/
/* insert one channel to a 2-channel image.
 */

void mlib_v_ImageChannelInsert_U8_12_D1(const mlib_u8 *src,
                                        mlib_u8       *dst,
                                        mlib_s32      dsize,
                                        mlib_s32      cmask)
{
  mlib_u8 *sa, *da;
  mlib_u8 *dend, *dend2;                              /* end points in dst */
  mlib_d64 *dp;                                       /* 8-byte aligned start points in dst */
  mlib_d64 *sp;                                       /* 8-byte aligned start point in src */
  mlib_d64 sd0, sd1;                                  /* 8-byte source data */
  mlib_d64 dd0, dd1, dd2, dd3;                        /* 8-byte destination data */
  mlib_s32 soff;                                      /* offset of address in src */
  mlib_s32 doff;                                      /* offset of address in dst */
  mlib_s32 off;                                       /* offset of src over dst */
  mlib_s32 emask;                                     /* edge mask */
  mlib_s32 bmask;                                     /* channel mask */
  mlib_s32 i, n;

  bmask = cmask | (cmask << 2) | (cmask << 4) | (cmask << 6);

  sa = (void *)src;
  da = dst;

  /* prepare the source address */
  sp = (mlib_d64 *) ((mlib_addr) sa & (~7));
  soff = ((mlib_addr) sa & 7);

  /* prepare the destination addresses */
  dp = (mlib_d64 *) ((mlib_addr) da & (~7));
  doff = ((mlib_addr) da & 7);
  dend = da + dsize * 2 - 1;
  dend2 = dend - 15;

  /* calculate the src's offset over dst */
  off = soff * 2 - doff;

  if (doff % 2 != 0) {
    bmask = (~bmask) & 0xff;
  }

  if (off == 0) {                           /* src and dst have same alignment */

    /* load 8 bytes */
    sd0 = *sp++;

    /* insert, including some garbage at the start point */
    INSERT_U8_12(sd0, dd0, dd1);

    /* store 16 bytes result */
    emask = vis_edge8(da, dend);
    vis_pst_8(dd0, dp++, emask & bmask);
    if ((mlib_addr) dp <= (mlib_addr) dend) {
      emask = vis_edge8(dp, dend);
      vis_pst_8(dd1, dp++, emask & bmask);
    }

    if ((mlib_addr) dp <= (mlib_addr) dend2) {
      n = ((mlib_u8 *) dend2 - (mlib_u8 *) dp) / 16 + 1;

      /* 8-pixel column loop, emask not needed */
#pragma pipeloop(0)
      for (i = 0; i < n; i++) {
        sd0 = *sp++;
        INSERT_U8_12(sd0, dd0, dd1);
        vis_pst_8(dd0, dp++, bmask);
        vis_pst_8(dd1, dp++, bmask);
      }
    }

    /* end point handling */
    if ((mlib_addr) dp <= (mlib_addr) dend) {
      sd0 = *sp++;
      INSERT_U8_12(sd0, dd0, dd1);
      emask = vis_edge8(dp, dend);
      vis_pst_8(dd0, dp++, emask & bmask);
      if ((mlib_addr) dp <= (mlib_addr) dend) {
        emask = vis_edge8(dp, dend);
        vis_pst_8(dd1, dp++, emask & bmask);
      }
    }
  }
  else if (off < 0) {
    vis_alignaddr((void *)0, off);

    /* generate edge mask for the start point */
    emask = vis_edge8(da, dend);

    /* load 8 bytes */
    sd0 = *sp++;

    /* insert and store 16 bytes */
    INSERT_U8_12(sd0, dd0, dd1);
    vis_pst_8(vis_faligndata(dd0, dd0), dp++, emask & bmask);
    if ((mlib_addr) dp <= (mlib_addr) dend) {
      emask = vis_edge8(dp, dend);
      vis_pst_8(vis_faligndata(dd0, dd1), dp++, emask & bmask);
    }

    if ((mlib_addr) dp <= (mlib_addr) dend2) {
      n = ((mlib_u8 *) dend2 - (mlib_u8 *) dp) / 16 + 1;

      /* 8-pixel column loop, emask not needed */
#pragma pipeloop(0)
      for (i = 0; i < n; i++) {
        dd2 = dd1;
        sd0 = *sp++;
        INSERT_U8_12(sd0, dd0, dd1);
        vis_pst_8(vis_faligndata(dd2, dd0), dp++, bmask);
        vis_pst_8(vis_faligndata(dd0, dd1), dp++, bmask);
      }
    }

    /* end point handling */
    if ((mlib_addr) dp <= (mlib_addr) dend) {
      emask = vis_edge8(dp, dend);
      dd2 = dd1;
      sd0 = *sp++;
      INSERT_U8_12(sd0, dd0, dd1);
      vis_pst_8(vis_faligndata(dd2, dd0), dp++, emask & bmask);
      if ((mlib_addr) dp <= (mlib_addr) dend) {
        emask = vis_edge8(dp, dend);
        vis_pst_8(vis_faligndata(dd0, dd1), dp++, emask & bmask);
      }
    }
  }
  else if (off < 8) {
    vis_alignaddr((void *)0, off);

    /* generate edge mask for the start point */
    emask = vis_edge8(da, dend);

    /* load 16 bytes */
    sd0 = *sp++;
    sd1 = *sp++;

    /* insert and store 16 bytes */
    INSERT_U8_12(sd0, dd0, dd1);
    INSERT_U8_12(sd1, dd2, dd3);
    vis_pst_8(vis_faligndata(dd0, dd1), dp++, emask & bmask);
    if ((mlib_addr) dp <= (mlib_addr) dend) {
      emask = vis_edge8(dp, dend);
      vis_pst_8(vis_faligndata(dd1, dd2), dp++, emask & bmask);
    }

    if ((mlib_addr) dp <= (mlib_addr) dend2) {
      n = ((mlib_u8 *) dend2 - (mlib_u8 *) dp) / 16 + 1;

      /* 8-pixel column loop, emask not needed */
#pragma pipeloop(0)
      for (i = 0; i < n; i++) {
        dd0 = dd2;
        dd1 = dd3;
        sd1 = *sp++;
        INSERT_U8_12(sd1, dd2, dd3);
        vis_pst_8(vis_faligndata(dd0, dd1), dp++, bmask);
        vis_pst_8(vis_faligndata(dd1, dd2), dp++, bmask);
      }
    }

    /* end point handling */
    if ((mlib_addr) dp <= (mlib_addr) dend) {
      emask = vis_edge8(dp, dend);
      dd0 = dd2;
      dd1 = dd3;
      sd1 = *sp++;
      INSERT_U8_12(sd1, dd2, dd3);
      vis_pst_8(vis_faligndata(dd0, dd1), dp++, emask & bmask);
      if ((mlib_addr) dp <= (mlib_addr) dend) {
        emask = vis_edge8(dp, dend);
        vis_pst_8(vis_faligndata(dd1, dd2), dp++, emask & bmask);
      }
    }
  }
  else {                                    /* (off >= 8) */
    vis_alignaddr((void *)0, off);

    /* generate edge mask for the start point */
    emask = vis_edge8(da, dend);

    /* load 16 bytes */
    sd0 = *sp++;
    sd1 = *sp++;

    /* insert and store 16 bytes */
    INSERT_U8_12(sd0, dd0, dd1);
    INSERT_U8_12(sd1, dd2, dd3);
    vis_pst_8(vis_faligndata(dd1, dd2), dp++, emask & bmask);
    if ((mlib_addr) dp <= (mlib_addr) dend) {
      emask = vis_edge8(dp, dend);
      vis_pst_8(vis_faligndata(dd2, dd3), dp++, emask & bmask);
    }

    if ((mlib_addr) dp <= (mlib_addr) dend2) {
      n = ((mlib_u8 *) dend2 - (mlib_u8 *) dp) / 16 + 1;

      /* 8-pixel column loop, emask not needed */
#pragma pipeloop(0)
      for (i = 0; i < n; i++) {
        dd0 = dd2;
        dd1 = dd3;
        sd1 = *sp++;
        INSERT_U8_12(sd1, dd2, dd3);
        vis_pst_8(vis_faligndata(dd1, dd2), dp++, bmask);
        vis_pst_8(vis_faligndata(dd2, dd3), dp++, bmask);
      }
    }

    /* end point handling */
    if ((mlib_addr) dp <= (mlib_addr) dend) {
      emask = vis_edge8(dp, dend);
      dd0 = dd2;
      dd1 = dd3;
      sd1 = *sp++;
      INSERT_U8_12(sd1, dd2, dd3);
      vis_pst_8(vis_faligndata(dd1, dd2), dp++, emask & bmask);
      if ((mlib_addr) dp <= (mlib_addr) dend) {
        emask = vis_edge8(dp, dend);
        vis_pst_8(vis_faligndata(dd2, dd3), dp++, emask & bmask);
      }
    }
  }
}

/***************************************************************/
/* insert one channel to a 2-channel image.
 */

void mlib_v_ImageChannelInsert_U8_12(const mlib_u8 *src,
                                     mlib_s32      slb,
                                     mlib_u8       *dst,
                                     mlib_s32      dlb,
                                     mlib_s32      xsize,
                                     mlib_s32      ysize,
                                     mlib_s32      cmask)
{
  mlib_u8 *sa, *da;
  mlib_u8 *sl, *dl;
  mlib_s32 j;

  sa = sl = (void *)src;
  da = dl = dst;

#pragma pipeloop(0)
  for (j = 0; j < ysize; j++) {
    mlib_v_ImageChannelInsert_U8_12_D1(sa, da, xsize, cmask);
    sa = sl += slb;
    da = dl += dlb;
  }
}

/***************************************************************/
#define INSERT_U8_13(sd0, dd0, dd1, dd2)                        \
  sda = vis_fpmerge(vis_read_hi(sd0), vis_read_lo(sd0));        \
  sdb = vis_fpmerge(vis_read_hi(sda), vis_read_lo(sda));        \
  sdc = vis_fpmerge(vis_read_hi(sdb), vis_read_hi(sdb));        \
  sdd = vis_fpmerge(vis_read_lo(sdb), vis_read_lo(sdb));        \
  dd0 = vis_fpmerge(vis_read_hi(sdc), vis_read_hi(sdd));        \
  sde = vis_fpmerge(vis_read_lo(sdc), vis_read_lo(sdd));        \
  dd1 = vis_freg_pair(vis_read_lo(dd0), vis_read_hi(sde));      \
  dd2 = vis_freg_pair(vis_read_lo(sde), vis_read_lo(sde))

/***************************************************************/
#define LOAD_INSERT_STORE_U8_A8(channeld)                       \
  sd = *sp++;                                                   \
  vis_st_u8(sd = vis_faligndata(sd, sd), da); da += channeld;   \
  vis_st_u8(sd = vis_faligndata(sd, sd), da); da += channeld;   \
  vis_st_u8(sd = vis_faligndata(sd, sd), da); da += channeld;   \
  vis_st_u8(sd = vis_faligndata(sd, sd), da); da += channeld;   \
  vis_st_u8(sd = vis_faligndata(sd, sd), da); da += channeld;   \
  vis_st_u8(sd = vis_faligndata(sd, sd), da); da += channeld;   \
  vis_st_u8(sd = vis_faligndata(sd, sd), da); da += channeld;   \
  vis_st_u8(sd = vis_faligndata(sd, sd), da); da += channeld

/***************************************************************/
#define LOAD_INSERT_STORE_U8(channeld)                          \
  vis_alignaddr((void *)0, off);                                \
  sd0 = sd1;                                                    \
  sd1 = *sp++;                                                  \
  sd  = vis_faligndata(sd0, sd1);                               \
  vis_alignaddr((void *)0, 1);                                  \
  vis_st_u8(sd = vis_faligndata(sd, sd), da); da += channeld;   \
  vis_st_u8(sd = vis_faligndata(sd, sd), da); da += channeld;   \
  vis_st_u8(sd = vis_faligndata(sd, sd), da); da += channeld;   \
  vis_st_u8(sd = vis_faligndata(sd, sd), da); da += channeld;   \
  vis_st_u8(sd = vis_faligndata(sd, sd), da); da += channeld;   \
  vis_st_u8(sd = vis_faligndata(sd, sd), da); da += channeld;   \
  vis_st_u8(sd = vis_faligndata(sd, sd), da); da += channeld;   \
  vis_st_u8(sd = vis_faligndata(sd, sd), da); da += channeld

/***************************************************************/
void mlib_v_ImageChannelInsert_U8_13_A8D1X8(const mlib_u8 *src,
                                            mlib_u8       *dst,
                                            mlib_s32      dsize,
                                            mlib_s32      cmask)
{
  mlib_u8 *da;
  mlib_d64 *sp;
  mlib_d64 sd;
  mlib_s32 i;

  vis_alignaddr((void *)0, 1);              /* for 1-byte left shift */

  sp = (mlib_d64 *) src;
  da = dst + (2 / cmask);                   /* 4,2,1 -> 0,1,2 */

#pragma pipeloop(0)
  for (i = 0; i < dsize / 8; i++) {
    LOAD_INSERT_STORE_U8_A8(3);
  }
}

/***************************************************************/
void mlib_v_ImageChannelInsert_U8_13_A8D2X8(const mlib_u8 *src,
                                            mlib_s32      slb,
                                            mlib_u8       *dst,
                                            mlib_s32      dlb,
                                            mlib_s32      xsize,
                                            mlib_s32      ysize,
                                            mlib_s32      cmask)
{
  mlib_u8 *da, *dl;
  mlib_d64 *sp, *sl;
  mlib_d64 sd;
  mlib_s32 i, j;

  vis_alignaddr((void *)0, 1);

  sp = sl = (mlib_d64 *) src;
  da = dl = dst + (2 / cmask);              /* 4,2,1 -> 0,1,2 */

  for (j = 0; j < ysize; j++) {
#pragma pipeloop(0)
    for (i = 0; i < xsize / 8; i++) {
      LOAD_INSERT_STORE_U8_A8(3);
    }

    sp = sl = (mlib_d64 *) ((mlib_u8 *) sl + slb);
    da = dl = (mlib_u8 *) ((mlib_u8 *) dl + dlb);
  }
}

/***************************************************************/
void mlib_v_ImageChannelInsert_U8_13_D1(const mlib_u8 *src,
                                        mlib_u8       *dst,
                                        mlib_s32      dsize,
                                        mlib_s32      cmask)
{
  mlib_u8 *sa, *da;
  mlib_u8 *dend;                                      /* end point in destination */
  mlib_d64 *sp;                                       /* 8-byte aligned start points in src */
  mlib_d64 sd0, sd1, sd;                              /* 8-byte registers for source data */
  mlib_s32 off;                                       /* offset of address alignment in src */
  mlib_s32 i;

  /* prepare the src address */
  sa = (void *)src;
  sp = (mlib_d64 *) ((mlib_addr) sa & (~7));
  off = (mlib_addr) sa & 7;

  /* prepare the dst address */
  da = dst + (2 / cmask);                   /* 4,2,1 -> 0,1,2 */
  dend = da + dsize * 3 - 1;

  sd1 = *sp++;

#pragma pipeloop(0)
  for (i = 0; i < dsize / 8; i++) {
    LOAD_INSERT_STORE_U8(3);
  }

  /* right end handling */
  if ((mlib_addr) da <= (mlib_addr) dend) {

    vis_alignaddr((void *)0, off);
    sd0 = sd1;
    sd1 = *sp++;
    sd = vis_faligndata(sd0, sd1);

    vis_alignaddr((void *)0, 1);
    vis_st_u8(sd = vis_faligndata(sd, sd), da);
    da += 3;
    if ((mlib_addr) da <= (mlib_addr) dend) {
      vis_st_u8(sd = vis_faligndata(sd, sd), da);
      da += 3;
      if ((mlib_addr) da <= (mlib_addr) dend) {
        vis_st_u8(sd = vis_faligndata(sd, sd), da);
        da += 3;
        if ((mlib_addr) da <= (mlib_addr) dend) {
          vis_st_u8(sd = vis_faligndata(sd, sd), da);
          da += 3;
          if ((mlib_addr) da <= (mlib_addr) dend) {
            vis_st_u8(sd = vis_faligndata(sd, sd), da);
            da += 3;
            if ((mlib_addr) da <= (mlib_addr) dend) {
              vis_st_u8(sd = vis_faligndata(sd, sd), da);
              da += 3;
              if ((mlib_addr) da <= (mlib_addr) dend) {
                vis_st_u8(sd = vis_faligndata(sd, sd), da);
              }
            }
          }
        }
      }
    }
  }
}

/***************************************************************/
void mlib_v_ImageChannelInsert_U8_13(const mlib_u8 *src,
                                     mlib_s32      slb,
                                     mlib_u8       *dst,
                                     mlib_s32      dlb,
                                     mlib_s32      xsize,
                                     mlib_s32      ysize,
                                     mlib_s32      cmask)
{
  mlib_u8 *sa, *da;
  mlib_u8 *sl, *dl;
  mlib_s32 j;

  sa = sl = (void *)src;
  da = dl = dst;

#pragma pipeloop(0)
  for (j = 0; j < ysize; j++) {
    mlib_v_ImageChannelInsert_U8_13_D1(sa, da, xsize, cmask);
    sa = sl += slb;
    da = dl += dlb;
  }
}

/***************************************************************/
#define INSERT_U8_14(sd0, dd0, dd1, dd2, dd3)                   \
  sda = vis_fpmerge(vis_read_hi(sd0), vis_read_hi(sd0));        \
  sdb = vis_fpmerge(vis_read_lo(sd0), vis_read_lo(sd0));        \
  dd0 = vis_fpmerge(vis_read_hi(sda), vis_read_hi(sda));        \
  dd1 = vis_fpmerge(vis_read_lo(sda), vis_read_lo(sda));        \
  dd2 = vis_fpmerge(vis_read_hi(sdb), vis_read_hi(sdb));        \
  dd3 = vis_fpmerge(vis_read_lo(sdb), vis_read_lo(sdb))

/***************************************************************/
void mlib_v_ImageChannelInsert_U8_14_A8D1X8(const mlib_u8 *src,
                                            mlib_u8       *dst,
                                            mlib_s32      dsize,
                                            mlib_s32      cmask)
{
  mlib_d64 *sp, *dp;
  mlib_d64 sd0;
  mlib_d64 sda, sdb;
  mlib_d64 dd0, dd1, dd2, dd3;
  mlib_s32 bmask;
  mlib_s32 i;

  bmask = cmask | (cmask << 4);

  sp = (mlib_d64 *) src;
  dp = (mlib_d64 *) dst;

#pragma pipeloop(0)
  for (i = 0; i < dsize / 8; i++) {
    sd0 = *sp++;
    INSERT_U8_14(sd0, dd0, dd1, dd2, dd3);
    vis_pst_8(dd0, dp++, bmask);
    vis_pst_8(dd1, dp++, bmask);
    vis_pst_8(dd2, dp++, bmask);
    vis_pst_8(dd3, dp++, bmask);
  }
}

/***************************************************************/
void mlib_v_ImageChannelInsert_U8_14_A8D2X8(const mlib_u8 *src,
                                            mlib_s32      slb,
                                            mlib_u8       *dst,
                                            mlib_s32      dlb,
                                            mlib_s32      xsize,
                                            mlib_s32      ysize,
                                            mlib_s32      cmask)
{
  mlib_d64 *sp, *dp;
  mlib_d64 *sl, *dl;
  mlib_d64 sd0;
  mlib_d64 sda, sdb;
  mlib_d64 dd0, dd1, dd2, dd3;
  mlib_s32 bmask;
  mlib_s32 i, j;

  bmask = cmask | (cmask << 4);

  sp = sl = (mlib_d64 *) src;
  dp = dl = (mlib_d64 *) dst;

  for (j = 0; j < ysize; j++) {
#pragma pipeloop(0)
    for (i = 0; i < xsize / 8; i++) {
      sd0 = *sp++;
      INSERT_U8_14(sd0, dd0, dd1, dd2, dd3);
      vis_pst_8(dd0, dp++, bmask);
      vis_pst_8(dd1, dp++, bmask);
      vis_pst_8(dd2, dp++, bmask);
      vis_pst_8(dd3, dp++, bmask);
    }

    sp = sl = (mlib_d64 *) ((mlib_u8 *) sl + slb);
    dp = dl = (mlib_d64 *) ((mlib_u8 *) dl + dlb);
  }
}

/***************************************************************/
void mlib_v_ImageChannelInsert_U8_14_D1(const mlib_u8 *src,
                                        mlib_u8       *dst,
                                        mlib_s32      dsize,
                                        mlib_s32      cmask)
{
  mlib_u8 *sa, *da;
  mlib_u8 *dend, *dend2;                              /* end points in dst */
  mlib_d64 *dp;                                       /* 8-byte aligned start points in dst */
  mlib_d64 *sp;                                       /* 8-byte aligned start point in src */
  mlib_d64 sd0, sd1, sd;                              /* 8-byte source data */
  mlib_d64 sda, sdb;
  mlib_d64 dd0, dd1, dd2, dd3, dd4;
  mlib_s32 soff;                                      /* offset of address in src */
  mlib_s32 doff;                                      /* offset of address in dst */
  mlib_s32 emask;                                     /* edge mask */
  mlib_s32 bmask;                                     /* channel mask */
  mlib_s32 i, n;

  sa = (void *)src;
  da = dst;

  bmask = cmask | (cmask << 4) | (cmask << 8);

  /* prepare the source address */
  sp = (mlib_d64 *) ((mlib_addr) sa & (~7));
  soff = ((mlib_addr) sa & 7);

  /* prepare the destination addresses */
  dp = (mlib_d64 *) ((mlib_addr) da & (~7));
  doff = ((mlib_addr) da & 7);
  dend = da + dsize * 4 - 1;
  dend2 = dend - 31;

  bmask = (bmask >> (doff % 4)) & 0xff;

  if (doff == 0) {                          /* dst is 8-byte aligned */

    vis_alignaddr((void *)0, soff);
    sd0 = *sp++;
    sd1 = *sp++;
    sd = vis_faligndata(sd0, sd1);          /* the intermediate is aligned */

    INSERT_U8_14(sd, dd0, dd1, dd2, dd3);

    emask = vis_edge8(da, dend);
    vis_pst_8(dd0, dp++, emask & bmask);
    if ((mlib_addr) dp <= (mlib_addr) dend) { /* for very small size */
      emask = vis_edge8(dp, dend);
      vis_pst_8(dd1, dp++, emask & bmask);
      if ((mlib_addr) dp <= (mlib_addr) dend) {
        emask = vis_edge8(dp, dend);
        vis_pst_8(dd2, dp++, emask & bmask);
        if ((mlib_addr) dp <= (mlib_addr) dend) {
          emask = vis_edge8(dp, dend);
          vis_pst_8(dd3, dp++, emask & bmask);
        }
      }
    }

    if ((mlib_addr) dp <= (mlib_addr) dend2) {
      n = ((mlib_u8 *) dend2 - (mlib_u8 *) dp) / 32 + 1;

      /* 8-pixel column loop, emask not needed */
#pragma pipeloop(0)
      for (i = 0; i < n; i++) {
        sd0 = sd1;
        sd1 = *sp++;
        sd = vis_faligndata(sd0, sd1);

        INSERT_U8_14(sd, dd0, dd1, dd2, dd3);

        vis_pst_8(dd0, dp++, bmask);
        vis_pst_8(dd1, dp++, bmask);
        vis_pst_8(dd2, dp++, bmask);
        vis_pst_8(dd3, dp++, bmask);
      }
    }

    /* end point handling */
    if ((mlib_addr) dp <= (mlib_addr) dend) {
      sd0 = sd1;
      sd1 = *sp++;
      sd = vis_faligndata(sd0, sd1);

      INSERT_U8_14(sd, dd0, dd1, dd2, dd3);

      emask = vis_edge8(dp, dend);
      vis_pst_8(dd0, dp++, emask & bmask);
      if ((mlib_addr) dp <= (mlib_addr) dend) {
        emask = vis_edge8(dp, dend);
        vis_pst_8(dd1, dp++, emask & bmask);
        if ((mlib_addr) dp <= (mlib_addr) dend) {
          emask = vis_edge8(dp, dend);
          vis_pst_8(dd2, dp++, emask & bmask);
          if ((mlib_addr) dp <= (mlib_addr) dend) {
            emask = vis_edge8(dp, dend);
            vis_pst_8(dd3, dp++, emask & bmask);
          }
        }
      }
    }
  }
  else {                                    /* dst is not 8-byte aligned */
    vis_alignaddr((void *)0, soff);
    sd0 = *sp++;
    sd1 = *sp++;
    sd = vis_faligndata(sd0, sd1);          /* the intermediate is aligned */

    INSERT_U8_14(sd, dd0, dd1, dd2, dd3);

    vis_alignaddr((void *)0, -doff);

    emask = vis_edge8(da, dend);
    vis_pst_8(vis_faligndata(dd0, dd0), dp++, emask & bmask);
    if ((mlib_addr) dp <= (mlib_addr) dend) { /* for very small size */
      emask = vis_edge8(dp, dend);
      vis_pst_8(vis_faligndata(dd0, dd1), dp++, emask & bmask);
      if ((mlib_addr) dp <= (mlib_addr) dend) {
        emask = vis_edge8(dp, dend);
        vis_pst_8(vis_faligndata(dd1, dd2), dp++, emask & bmask);
        if ((mlib_addr) dp <= (mlib_addr) dend) {
          emask = vis_edge8(dp, dend);
          vis_pst_8(vis_faligndata(dd2, dd3), dp++, emask & bmask);
        }
      }
    }

    if ((mlib_addr) dp <= (mlib_addr) dend2) {
      n = ((mlib_u8 *) dend2 - (mlib_u8 *) dp) / 32 + 1;

      /* 8-pixel column loop, emask not needed */
#pragma pipeloop(0)
      for (i = 0; i < n; i++) {
        dd4 = dd3;

        vis_alignaddr((void *)0, soff);
        sd0 = sd1;
        sd1 = *sp++;
        sd = vis_faligndata(sd0, sd1);

        INSERT_U8_14(sd, dd0, dd1, dd2, dd3);

        vis_alignaddr((void *)0, -doff);
        vis_pst_8(vis_faligndata(dd4, dd0), dp++, bmask);
        vis_pst_8(vis_faligndata(dd0, dd1), dp++, bmask);
        vis_pst_8(vis_faligndata(dd1, dd2), dp++, bmask);
        vis_pst_8(vis_faligndata(dd2, dd3), dp++, bmask);
      }
    }

    /* end point handling */
    if ((mlib_addr) dp <= (mlib_addr) dend) {
      dd4 = dd3;

      vis_alignaddr((void *)0, soff);
      sd0 = sd1;
      sd1 = *sp++;
      sd = vis_faligndata(sd0, sd1);

      INSERT_U8_14(sd, dd0, dd1, dd2, dd3);

      vis_alignaddr((void *)0, -doff);
      emask = vis_edge8(dp, dend);
      vis_pst_8(vis_faligndata(dd4, dd0), dp++, emask & bmask);
      if ((mlib_addr) dp <= (mlib_addr) dend) {
        emask = vis_edge8(dp, dend);
        vis_pst_8(vis_faligndata(dd0, dd1), dp++, emask & bmask);
        if ((mlib_addr) dp <= (mlib_addr) dend) {
          emask = vis_edge8(dp, dend);
          vis_pst_8(vis_faligndata(dd1, dd2), dp++, emask & bmask);
          if ((mlib_addr) dp <= (mlib_addr) dend) {
            emask = vis_edge8(dp, dend);
            vis_pst_8(vis_faligndata(dd2, dd3), dp++, emask & bmask);
          }
        }
      }
    }
  }
}

/***************************************************************/
void mlib_v_ImageChannelInsert_U8_14(const mlib_u8 *src,
                                     mlib_s32      slb,
                                     mlib_u8       *dst,
                                     mlib_s32      dlb,
                                     mlib_s32      xsize,
                                     mlib_s32      ysize,
                                     mlib_s32      cmask)
{
  mlib_u8 *sa, *da;
  mlib_u8 *sl, *dl;
  mlib_s32 j;

  sa = sl = (void *)src;
  da = dl = dst;

#pragma pipeloop(0)
  for (j = 0; j < ysize; j++) {
    mlib_v_ImageChannelInsert_U8_14_D1(sa, da, xsize, cmask);
    sa = sl += slb;
    da = dl += dlb;
  }
}

/***************************************************************/
#define LOAD_INSERT_STORE_S16_1X_A8(channeld)                   \
  sd  = *sp++;                                                  \
  vis_st_u16(sd = vis_faligndata(sd, sd), da); da += channeld;  \
  vis_st_u16(sd = vis_faligndata(sd, sd), da); da += channeld;  \
  vis_st_u16(sd = vis_faligndata(sd, sd), da); da += channeld;  \
  vis_st_u16(sd = vis_faligndata(sd, sd), da); da += channeld

/***************************************************************/
#define LOAD_INSERT_STORE_S16_1X(channeld)                      \
  vis_alignaddr((void *)0, off);                                \
  sd0 = sd1;                                                    \
  sd1 = *sp++;                                                  \
  sd  = vis_faligndata(sd0, sd1);                               \
  vis_alignaddr((void *)0, 2);                                  \
  vis_st_u16(sd = vis_faligndata(sd, sd), da); da += channeld;  \
  vis_st_u16(sd = vis_faligndata(sd, sd), da); da += channeld;  \
  vis_st_u16(sd = vis_faligndata(sd, sd), da); da += channeld;  \
  vis_st_u16(sd = vis_faligndata(sd, sd), da); da += channeld

/***************************************************************/
void mlib_v_ImageChannelInsert_S16_12_A8D1X4(const mlib_s16 *src,
                                             mlib_s16       *dst,
                                             mlib_s32       dsize,
                                             mlib_s32       cmask)
{
  mlib_s16 *da;
  mlib_d64 *sp;
  mlib_d64 sd;
  mlib_s32 i;

  sp = (mlib_d64 *) src;
  da = dst + (2 - cmask);                   /* 2,1 -> 0,1 */

  vis_alignaddr((void *)0, 2);

#pragma pipeloop(0)
  for (i = 0; i < dsize / 4; i++) {
    LOAD_INSERT_STORE_S16_1X_A8(2);
  }
}

/***************************************************************/
void mlib_v_ImageChannelInsert_S16_12_A8D2X4(const mlib_s16 *src,
                                             mlib_s32       slb,
                                             mlib_s16       *dst,
                                             mlib_s32       dlb,
                                             mlib_s32       xsize,
                                             mlib_s32       ysize,
                                             mlib_s32       cmask)
{
  mlib_s16 *da, *dl;
  mlib_d64 *sp, *sl;
  mlib_d64 sd;
  mlib_s32 i, j;

  sp = sl = (mlib_d64 *) src;
  da = dl = dst + (2 - cmask);              /* 2,1 -> 0,1 */

  vis_alignaddr((void *)0, 2);

  for (j = 0; j < ysize; j++) {
#pragma pipeloop(0)
    for (i = 0; i < xsize / 4; i++) {
      LOAD_INSERT_STORE_S16_1X_A8(2);
    }

    sp = sl = (mlib_d64 *) ((mlib_u8 *) sl + slb);
    da = dl = (mlib_s16 *) ((mlib_u8 *) dl + dlb);
  }
}

/***************************************************************/
void mlib_v_ImageChannelInsert_S16_12_D1(const mlib_s16 *src,
                                         mlib_s16       *dst,
                                         mlib_s32       dsize,
                                         mlib_s32       cmask)
{
  mlib_s16 *sa, *da;
  mlib_s16 *dend;                                     /* end point in destination */
  mlib_d64 *sp;                                       /* 8-byte aligned start points in src */
  mlib_d64 sd0, sd1, sd;                              /* 8-byte registers for source data */
  mlib_s32 off;                                       /* offset of address alignment in src */
  mlib_s32 i;

  sa = (void *)src;
  da = dst + (2 - cmask);                   /* 2,1 -> 0,1 */

  /* prepare the src address */
  sp = (mlib_d64 *) ((mlib_addr) sa & (~7));
  off = (mlib_addr) sa & 7;

  dend = da + dsize * 2 - 1;

  sd1 = *sp++;

#pragma pipeloop(0)
  for (i = 0; i < dsize / 4; i++) {
    LOAD_INSERT_STORE_S16_1X(2);
  }

  /* right end handling */
  if ((mlib_addr) da <= (mlib_addr) dend) {

    vis_alignaddr((void *)0, off);
    sd0 = sd1;
    sd1 = *sp++;
    sd = vis_faligndata(sd0, sd1);

    vis_alignaddr((void *)0, 2);
    vis_st_u16(sd = vis_faligndata(sd, sd), da);
    da += 2;
    if ((mlib_addr) da <= (mlib_addr) dend) {
      vis_st_u16(sd = vis_faligndata(sd, sd), da);
      da += 2;
      if ((mlib_addr) da <= (mlib_addr) dend) {
        vis_st_u16(sd = vis_faligndata(sd, sd), da);
      }
    }
  }
}

/***************************************************************/
void mlib_v_ImageChannelInsert_S16_12(const mlib_s16 *src,
                                      mlib_s32       slb,
                                      mlib_s16       *dst,
                                      mlib_s32       dlb,
                                      mlib_s32       xsize,
                                      mlib_s32       ysize,
                                      mlib_s32       cmask)
{
  mlib_s16 *sa, *da;
  mlib_s16 *sl, *dl;
  mlib_s32 j;

  sa = sl = (void *)src;
  da = dl = dst;

#pragma pipeloop(0)
  for (j = 0; j < ysize; j++) {
    mlib_v_ImageChannelInsert_S16_12_D1(sa, da, xsize, cmask);
    sa = sl = (mlib_s16 *) ((mlib_u8 *) sl + slb);
    da = dl = (mlib_s16 *) ((mlib_u8 *) dl + dlb);
  }
}

/***************************************************************/
void mlib_v_ImageChannelInsert_S16_13_A8D1X4(const mlib_s16 *src,
                                             mlib_s16       *dst,
                                             mlib_s32       dsize,
                                             mlib_s32       cmask)
{
  mlib_s16 *da;
  mlib_d64 *sp;
  mlib_d64 sd;
  mlib_s32 i;

  sp = (mlib_d64 *) src;
  da = dst + (2 / cmask);                   /* 4,2,1 -> 0,1,2 */

  vis_alignaddr((void *)0, 2);

#pragma pipeloop(0)
  for (i = 0; i < dsize / 4; i++) {
    LOAD_INSERT_STORE_S16_1X_A8(3);
  }
}

/***************************************************************/
void mlib_v_ImageChannelInsert_S16_13_A8D2X4(const mlib_s16 *src,
                                             mlib_s32       slb,
                                             mlib_s16       *dst,
                                             mlib_s32       dlb,
                                             mlib_s32       xsize,
                                             mlib_s32       ysize,
                                             mlib_s32       cmask)
{
  mlib_s16 *da, *dl;
  mlib_d64 *sp, *sl;
  mlib_d64 sd;
  mlib_s32 i, j;

  sp = sl = (mlib_d64 *) src;
  da = dl = dst + (2 / cmask);              /* 4,2,1 -> 0,1,2 */

  vis_alignaddr((void *)0, 2);

  for (j = 0; j < ysize; j++) {
#pragma pipeloop(0)
    for (i = 0; i < xsize / 4; i++) {
      LOAD_INSERT_STORE_S16_1X_A8(3);
    }

    sp = sl = (mlib_d64 *) ((mlib_u8 *) sl + slb);
    da = dl = (mlib_s16 *) ((mlib_u8 *) dl + dlb);
  }
}

/***************************************************************/
void mlib_v_ImageChannelInsert_S16_13_D1(const mlib_s16 *src,
                                         mlib_s16       *dst,
                                         mlib_s32       dsize,
                                         mlib_s32       cmask)
{
  mlib_s16 *sa, *da;
  mlib_s16 *dend;                                     /* end point in destination */
  mlib_d64 *sp;                                       /* 8-byte aligned start points in src */
  mlib_d64 sd0, sd1, sd;                              /* 8-byte registers for source data */
  mlib_s32 off;                                       /* offset of address alignment in src */
  mlib_s32 i;

  sa = (void *)src;
  da = dst + (2 / cmask);                   /* 4,2,1 -> 0,1,2 */

  /* prepare the src address */
  sp = (mlib_d64 *) ((mlib_addr) sa & (~7));
  off = (mlib_addr) sa & 7;

  dend = da + dsize * 3 - 1;

  sd1 = *sp++;

#pragma pipeloop(0)
  for (i = 0; i < dsize / 4; i++) {
    LOAD_INSERT_STORE_S16_1X(3);
  }

  /* right end handling */
  if ((mlib_addr) da <= (mlib_addr) dend) {

    vis_alignaddr((void *)0, off);
    sd0 = sd1;
    sd1 = *sp++;
    sd = vis_faligndata(sd0, sd1);

    vis_alignaddr((void *)0, 2);
    vis_st_u16(sd = vis_faligndata(sd, sd), da);
    da += 3;
    if ((mlib_addr) da <= (mlib_addr) dend) {
      vis_st_u16(sd = vis_faligndata(sd, sd), da);
      da += 3;
      if ((mlib_addr) da <= (mlib_addr) dend) {
        vis_st_u16(sd = vis_faligndata(sd, sd), da);
      }
    }
  }
}

/***************************************************************/
void mlib_v_ImageChannelInsert_S16_13(const mlib_s16 *src,
                                      mlib_s32       slb,
                                      mlib_s16       *dst,
                                      mlib_s32       dlb,
                                      mlib_s32       xsize,
                                      mlib_s32       ysize,
                                      mlib_s32       cmask)
{
  mlib_s16 *sa, *da;
  mlib_s16 *sl, *dl;
  mlib_s32 j;

  sa = sl = (void *)src;
  da = dl = dst;

#pragma pipeloop(0)
  for (j = 0; j < ysize; j++) {
    mlib_v_ImageChannelInsert_S16_13_D1(sa, da, xsize, cmask);
    sa = sl = (mlib_s16 *) ((mlib_u8 *) sl + slb);
    da = dl = (mlib_s16 *) ((mlib_u8 *) dl + dlb);
  }
}

/***************************************************************/
#define INSERT_S16_14(sp, dp, bmask)    /* channel duplicate */ \
  /* obsolete: it is slower than the vis_st_u16() version*/     \
  sd0 = *sp++;                                                  \
  sda = vis_fpmerge(vis_read_hi(sd0), vis_read_hi(sd0));        \
  sdb = vis_fpmerge(vis_read_lo(sd0), vis_read_lo(sd0));        \
  sdc = vis_fpmerge(vis_read_hi(sda), vis_read_hi(sda));        \
  sdd = vis_fpmerge(vis_read_lo(sda), vis_read_lo(sda));        \
  sde = vis_fpmerge(vis_read_hi(sdb), vis_read_hi(sdb));        \
  sdf = vis_fpmerge(vis_read_lo(sdb), vis_read_lo(sdb));        \
  dd0 = vis_fpmerge(vis_read_hi(sdc), vis_read_lo(sdc));        \
  dd1 = vis_fpmerge(vis_read_hi(sdd), vis_read_lo(sdd));        \
  dd2 = vis_fpmerge(vis_read_hi(sde), vis_read_lo(sde));        \
  dd3 = vis_fpmerge(vis_read_hi(sdf), vis_read_lo(sdf));        \
  vis_pst_16(dd0, dp++, bmask);                                 \
  vis_pst_16(dd1, dp++, bmask);                                 \
  vis_pst_16(dd2, dp++, bmask);                                 \
  vis_pst_16(dd3, dp++, bmask)

/***************************************************************/
void mlib_v_ImageChannelInsert_S16_14_A8D1X4(const mlib_s16 *src,
                                             mlib_s16       *dst,
                                             mlib_s32       dsize,
                                             mlib_s32       cmask)
{
  mlib_s16 *da;
  mlib_d64 *sp;
  mlib_d64 sd;
  mlib_s32 i;

  sp = (mlib_d64 *) src;
  da = dst + (6 / cmask + 1) / 2;           /* 8,4,2,1 -> 0,1,2,3 */

  vis_alignaddr((void *)0, 2);

#pragma pipeloop(0)
  for (i = 0; i < dsize / 4; i++) {
    LOAD_INSERT_STORE_S16_1X_A8(4);
  }
}

/***************************************************************/
void mlib_v_ImageChannelInsert_S16_14_A8D2X4(const mlib_s16 *src,
                                             mlib_s32       slb,
                                             mlib_s16       *dst,
                                             mlib_s32       dlb,
                                             mlib_s32       xsize,
                                             mlib_s32       ysize,
                                             mlib_s32       cmask)
{
  mlib_s16 *da, *dl;
  mlib_d64 *sp, *sl;
  mlib_d64 sd;
  mlib_s32 i, j;

  sp = sl = (mlib_d64 *) src;
  da = dl = dst + (6 / cmask + 1) / 2;      /* 8,4,2,1 -> 0,1,2,3 */

  vis_alignaddr((void *)0, 2);

  for (j = 0; j < ysize; j++) {
#pragma pipeloop(0)
    for (i = 0; i < xsize / 4; i++) {
      LOAD_INSERT_STORE_S16_1X_A8(4);
    }

    sp = sl = (mlib_d64 *) ((mlib_u8 *) sl + slb);
    da = dl = (mlib_s16 *) ((mlib_u8 *) dl + dlb);
  }
}

/***************************************************************/
void mlib_v_ImageChannelInsert_S16_14_D1(const mlib_s16 *src,
                                         mlib_s16       *dst,
                                         mlib_s32       dsize,
                                         mlib_s32       cmask)
{
  mlib_s16 *sa, *da;
  mlib_s16 *dend;                                     /* end point in destination */
  mlib_d64 *sp;                                       /* 8-byte aligned start points in src */
  mlib_d64 sd0, sd1, sd;                              /* 8-byte registers for source data */
  mlib_s32 off;                                       /* offset of address alignment in src */
  mlib_s32 i;

  sa = (void *)src;
  da = dst + (6 / cmask + 1) / 2;           /* 8,4,2,1 -> 0,1,2,3 */

  /* prepare the src address */
  sp = (mlib_d64 *) ((mlib_addr) sa & (~7));
  off = (mlib_addr) sa & 7;

  dend = da + dsize * 4 - 1;

  sd1 = *sp++;

#pragma pipeloop(0)
  for (i = 0; i < dsize / 4; i++) {
    LOAD_INSERT_STORE_S16_1X(4);
  }

  /* right end handling */
  if ((mlib_addr) da <= (mlib_addr) dend) {

    vis_alignaddr((void *)0, off);
    sd0 = sd1;
    sd1 = *sp++;
    sd = vis_faligndata(sd0, sd1);

    vis_alignaddr((void *)0, 2);
    vis_st_u16(sd = vis_faligndata(sd, sd), da);
    da += 4;
    if ((mlib_addr) da <= (mlib_addr) dend) {
      vis_st_u16(sd = vis_faligndata(sd, sd), da);
      da += 4;
      if ((mlib_addr) da <= (mlib_addr) dend) {
        vis_st_u16(sd = vis_faligndata(sd, sd), da);
      }
    }
  }
}

/***************************************************************/
void mlib_v_ImageChannelInsert_S16_14(const mlib_s16 *src,
                                      mlib_s32       slb,
                                      mlib_s16       *dst,
                                      mlib_s32       dlb,
                                      mlib_s32       xsize,
                                      mlib_s32       ysize,
                                      mlib_s32       cmask)
{
  mlib_s16 *sa, *da;
  mlib_s16 *sl, *dl;
  mlib_s32 j;

  sa = sl = (void *)src;
  da = dl = dst;

#pragma pipeloop(0)
  for (j = 0; j < ysize; j++) {
    mlib_v_ImageChannelInsert_S16_14_D1(sa, da, xsize, cmask);
    sa = sl = (mlib_s16 *) ((mlib_u8 *) sl + slb);
    da = dl = (mlib_s16 *) ((mlib_u8 *) dl + dlb);
  }
}

/***************************************************************/

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