alvinalexander.com | career | drupal | java | mac | mysql | perl | scala | uml | unix  

Java example source code file (mlib_ImageAffine.h)

This example Java source code file (mlib_ImageAffine.h) 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

dtype\*\*, filter_elem_bits, lo_bits, ltype, mlib_pointer_shift, mlib_shift, nchan, prepare_deltas, prot_affineindex_bc, prot_affineindex_bl, s16, sat_32, src

The mlib_ImageAffine.h Java example source code

/*
 * Copyright (c) 2003, 2012, 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.
 */


#ifndef __MLIB_IMAGEAFFINE_H
#define __MLIB_IMAGEAFFINE_H

#include "mlib_image.h"
#include "mlib_ImageDivTables.h"
#include "mlib_ImageFilters.h"

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */

/*
 * DESCRIPTION
 *   Internal macro for mlib_ImageAffine.
 *
 *   DTYPE define must be set to data type of image.
 *   FTYPE define must be set to type of floating-point operations.
 */

/***************************************************************/
typedef struct {
  mlib_image *src;
  mlib_image *dst;
  mlib_u8  *buff_malloc;
  mlib_u8  **lineAddr;
  mlib_u8  *dstData;
  mlib_s32 *leftEdges;
  mlib_s32 *rightEdges;
  mlib_s32 *xStarts;
  mlib_s32 *yStarts;
  mlib_s32 yStart;
  mlib_s32 yFinish;
  mlib_s32 dX;
  mlib_s32 dY;
  mlib_s32 max_xsize;
  mlib_s32 srcYStride;
  mlib_s32 dstYStride;
  mlib_s32 *warp_tbl;
  mlib_filter filter;
} mlib_affine_param;

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

#define LOAD_PARAM(param, x)  x = param->x
#define STORE_PARAM(param, x) param->x=x

/***************************************************************/
mlib_status mlib_AffineEdges(mlib_affine_param *param,
                             const mlib_image  *dst,
                             const mlib_image  *src,
                             void              *buff_lcl,
                             mlib_s32          buff_size,
                             mlib_s32          kw,
                             mlib_s32          kh,
                             mlib_s32          kw1,
                             mlib_s32          kh1,
                             mlib_edge         edge,
                             const mlib_d64    *mtx,
                             mlib_s32          shiftx,
                             mlib_s32          shifty);

/***************************************************************/
typedef mlib_status (*type_affine_fun)(mlib_affine_param *param);

/***************************************************************/
void mlib_ImageAffine_bit_1ch_nn(mlib_affine_param *param,
                                 mlib_s32          s_bitoff,
                                 mlib_s32          d_bitoff);

mlib_status mlib_ImageAffine_u8_1ch_nn(mlib_affine_param *param);
mlib_status mlib_ImageAffine_u8_2ch_nn(mlib_affine_param *param);
mlib_status mlib_ImageAffine_u8_3ch_nn(mlib_affine_param *param);
mlib_status mlib_ImageAffine_u8_4ch_nn(mlib_affine_param *param);
mlib_status mlib_ImageAffine_s16_1ch_nn(mlib_affine_param *param);
mlib_status mlib_ImageAffine_s16_2ch_nn(mlib_affine_param *param);
mlib_status mlib_ImageAffine_s16_3ch_nn(mlib_affine_param *param);
mlib_status mlib_ImageAffine_s16_4ch_nn(mlib_affine_param *param);
mlib_status mlib_ImageAffine_s32_1ch_nn(mlib_affine_param *param);
mlib_status mlib_ImageAffine_s32_2ch_nn(mlib_affine_param *param);
mlib_status mlib_ImageAffine_s32_3ch_nn(mlib_affine_param *param);
mlib_status mlib_ImageAffine_s32_4ch_nn(mlib_affine_param *param);
mlib_status mlib_ImageAffine_d64_1ch_nn(mlib_affine_param *param);
mlib_status mlib_ImageAffine_d64_2ch_nn(mlib_affine_param *param);
mlib_status mlib_ImageAffine_d64_3ch_nn(mlib_affine_param *param);
mlib_status mlib_ImageAffine_d64_4ch_nn(mlib_affine_param *param);

mlib_status mlib_ImageAffine_u8_1ch_bl(mlib_affine_param *param);
mlib_status mlib_ImageAffine_u8_2ch_bl(mlib_affine_param *param);
mlib_status mlib_ImageAffine_u8_3ch_bl(mlib_affine_param *param);
mlib_status mlib_ImageAffine_u8_4ch_bl(mlib_affine_param *param);
mlib_status mlib_ImageAffine_s16_1ch_bl(mlib_affine_param *param);
mlib_status mlib_ImageAffine_s16_2ch_bl(mlib_affine_param *param);
mlib_status mlib_ImageAffine_s16_3ch_bl(mlib_affine_param *param);
mlib_status mlib_ImageAffine_s16_4ch_bl(mlib_affine_param *param);
mlib_status mlib_ImageAffine_u16_1ch_bl(mlib_affine_param *param);
mlib_status mlib_ImageAffine_u16_2ch_bl(mlib_affine_param *param);
mlib_status mlib_ImageAffine_u16_3ch_bl(mlib_affine_param *param);
mlib_status mlib_ImageAffine_u16_4ch_bl(mlib_affine_param *param);
mlib_status mlib_ImageAffine_s32_1ch_bl(mlib_affine_param *param);
mlib_status mlib_ImageAffine_s32_2ch_bl(mlib_affine_param *param);
mlib_status mlib_ImageAffine_s32_3ch_bl(mlib_affine_param *param);
mlib_status mlib_ImageAffine_s32_4ch_bl(mlib_affine_param *param);
mlib_status mlib_ImageAffine_f32_1ch_bl(mlib_affine_param *param);
mlib_status mlib_ImageAffine_f32_2ch_bl(mlib_affine_param *param);
mlib_status mlib_ImageAffine_f32_3ch_bl(mlib_affine_param *param);
mlib_status mlib_ImageAffine_f32_4ch_bl(mlib_affine_param *param);
mlib_status mlib_ImageAffine_d64_1ch_bl(mlib_affine_param *param);
mlib_status mlib_ImageAffine_d64_2ch_bl(mlib_affine_param *param);
mlib_status mlib_ImageAffine_d64_3ch_bl(mlib_affine_param *param);
mlib_status mlib_ImageAffine_d64_4ch_bl(mlib_affine_param *param);

mlib_status mlib_ImageAffine_u8_1ch_bc(mlib_affine_param *param);
mlib_status mlib_ImageAffine_u8_2ch_bc(mlib_affine_param *param);
mlib_status mlib_ImageAffine_u8_3ch_bc(mlib_affine_param *param);
mlib_status mlib_ImageAffine_u8_4ch_bc(mlib_affine_param *param);
mlib_status mlib_ImageAffine_s16_1ch_bc(mlib_affine_param *param);
mlib_status mlib_ImageAffine_s16_2ch_bc(mlib_affine_param *param);
mlib_status mlib_ImageAffine_s16_3ch_bc(mlib_affine_param *param);
mlib_status mlib_ImageAffine_s16_4ch_bc(mlib_affine_param *param);
mlib_status mlib_ImageAffine_u16_1ch_bc(mlib_affine_param *param);
mlib_status mlib_ImageAffine_u16_2ch_bc(mlib_affine_param *param);
mlib_status mlib_ImageAffine_u16_3ch_bc(mlib_affine_param *param);
mlib_status mlib_ImageAffine_u16_4ch_bc(mlib_affine_param *param);
mlib_status mlib_ImageAffine_s32_1ch_bc(mlib_affine_param *param);
mlib_status mlib_ImageAffine_s32_2ch_bc(mlib_affine_param *param);
mlib_status mlib_ImageAffine_s32_3ch_bc(mlib_affine_param *param);
mlib_status mlib_ImageAffine_s32_4ch_bc(mlib_affine_param *param);
mlib_status mlib_ImageAffine_f32_1ch_bc(mlib_affine_param *param);
mlib_status mlib_ImageAffine_f32_2ch_bc(mlib_affine_param *param);
mlib_status mlib_ImageAffine_f32_3ch_bc(mlib_affine_param *param);
mlib_status mlib_ImageAffine_f32_4ch_bc(mlib_affine_param *param);
mlib_status mlib_ImageAffine_d64_1ch_bc(mlib_affine_param *param);
mlib_status mlib_ImageAffine_d64_2ch_bc(mlib_affine_param *param);
mlib_status mlib_ImageAffine_d64_3ch_bc(mlib_affine_param *param);
mlib_status mlib_ImageAffine_d64_4ch_bc(mlib_affine_param *param);

/***************************************************************/
void mlib_ImageAffineEdgeZero(mlib_affine_param *param,
                              mlib_affine_param *param_e,
                              const void        *colormap);

void mlib_ImageAffineEdgeNearest(mlib_affine_param *param,
                                 mlib_affine_param *param_e);

mlib_status mlib_ImageAffineEdgeExtend_BL(mlib_affine_param *param,
                                          mlib_affine_param *param_e,
                                          const void        *colormap);

mlib_status mlib_ImageAffineEdgeExtend_BC(mlib_affine_param *param,
                                          mlib_affine_param *param_e,
                                          const void        *colormap);

mlib_status mlib_ImageAffineEdgeExtend_BC2(mlib_affine_param *param,
                                           mlib_affine_param *param_e,
                                           const void        *colormap);

/***************************************************************/
typedef mlib_status (*type_affine_i_fun)(mlib_affine_param *param, const void *colormap);

mlib_status mlib_ImageAffine_u8_u8_i_bl(mlib_affine_param *param,
                                        const void        *colormap);
mlib_status mlib_ImageAffine_u8_s16_i_bl(mlib_affine_param *param,
                                         const void        *colormap);
mlib_status mlib_ImageAffine_s16_u8_i_bl(mlib_affine_param *param,
                                         const void        *colormap);
mlib_status mlib_ImageAffine_s16_s16_i_bl(mlib_affine_param *param,
                                          const void        *colormap);

mlib_status mlib_ImageAffine_u8_u8_i_bc(mlib_affine_param *param,
                                        const void        *colormap);
mlib_status mlib_ImageAffine_u8_s16_i_bc(mlib_affine_param *param,
                                         const void        *colormap);
mlib_status mlib_ImageAffine_s16_u8_i_bc(mlib_affine_param *param,
                                         const void        *colormap);
mlib_status mlib_ImageAffine_s16_s16_i_bc(mlib_affine_param *param,
                                          const void        *colormap);

void mlib_ImageAffineEdgeZeroIndex(mlib_affine_param *param,
                                   mlib_affine_param *param_e,
                                   const void        *colormap);

void mlib_ImageAffineEdgeExtendIndex_BL(mlib_affine_param *param,
                                        mlib_affine_param *param_e,
                                        const void        *colormap);

void mlib_ImageAffineEdgeExtendIndex_BC(mlib_affine_param *param,
                                        mlib_affine_param *param_e,
                                        const void        *colormap);

void mlib_ImageAffineEdgeExtendIndex_BC2(mlib_affine_param *param,
                                         mlib_affine_param *param_e,
                                         const void        *colormap);

/***************************************************************/
#define PROT_AFFINEINDEX_BC(ITYPE, LTYPE, NCHAN)                                                 \
  mlib_status mlib_ImageAffineIndex_##ITYPE##_##LTYPE##_##NCHAN##CH_BC(mlib_affine_param *param, \
                                                                       const void        *colormap)

PROT_AFFINEINDEX_BC(U8, U8, 3);
PROT_AFFINEINDEX_BC(U8, S16, 3);
PROT_AFFINEINDEX_BC(U8, U8, 4);
PROT_AFFINEINDEX_BC(U8, S16, 4);
PROT_AFFINEINDEX_BC(S16, U8, 3);
PROT_AFFINEINDEX_BC(S16, S16, 3);
PROT_AFFINEINDEX_BC(S16, U8, 4);
PROT_AFFINEINDEX_BC(S16, S16, 4);

/***************************************************************/
#define PROT_AFFINEINDEX_BL(ITYPE, LTYPE, NCHAN)                                                 \
  mlib_status mlib_ImageAffineIndex_##ITYPE##_##LTYPE##_##NCHAN##CH_BL(mlib_affine_param *param, \
                                                                       const void        *colormap)

PROT_AFFINEINDEX_BL(U8, U8, 3);
PROT_AFFINEINDEX_BL(U8, S16, 3);
PROT_AFFINEINDEX_BL(U8, U8, 4);
PROT_AFFINEINDEX_BL(U8, S16, 4);
PROT_AFFINEINDEX_BL(S16, U8, 3);
PROT_AFFINEINDEX_BL(S16, S16, 3);
PROT_AFFINEINDEX_BL(S16, U8, 4);
PROT_AFFINEINDEX_BL(S16, S16, 4);

/***************************************************************/
mlib_status mlib_ImageAffine_alltypes(mlib_image       *dst,
                                      const mlib_image *src,
                                      const mlib_d64   *mtx,
                                      mlib_filter      filter,
                                      mlib_edge        edge,
                                      const void       *colormap);

/***************************************************************/
extern const type_affine_i_fun mlib_AffineFunArr_bl_i[];
extern const type_affine_fun mlib_AffineFunArr_nn[];
extern const type_affine_fun mlib_AffineFunArr_bl[];
extern const type_affine_fun mlib_AffineFunArr_bc[];

/***************************************************************/
typedef union {
  mlib_d64 d64;
  struct {
    mlib_f32 f0;
    mlib_f32 f1;
  } f32s;
} d64_2x32;

/***************************************************************/
#define MLIB_SHIFT  16
#define MLIB_PREC   (1 << MLIB_SHIFT)
#define MLIB_MASK   (MLIB_PREC - 1)

/***************************************************************/
#define ONE  (FTYPE)1.0

/***************************************************************/
#ifdef MLIB_USE_FTOI_CLAMPING

#define SAT_32(DST, SRC)                                              \
  DST = (mlib_s32) SRC

#else

#define SAT_32(DST, SRC)                                              \
  if (SRC >= MLIB_S32_MAX)                                     \
    SRC = MLIB_S32_MAX;                                        \
  if (SRC <= MLIB_S32_MIN)                                     \
    SRC = MLIB_S32_MIN;                                        \
    DST = (mlib_s32) SRC

#endif /* MLIB_USE_FTOI_CLAMPING */

//we still need this for mlib_ImageAffine_BC_S32.c
#define SAT32(DST) SAT_32(DST, val0)

/***************************************************************/
#if defined(MLIB_OS64BIT) || (defined(MACOSX) && defined(_LP64))
#define PBITS  3
#define MLIB_POINTER_SHIFT(P)  (((P) >> (MLIB_SHIFT - 3)) &~ 7)
#define MLIB_POINTER_GET(A, P) (*(DTYPE**)((mlib_u8*)(A) + (P)))
#else
#define PBITS  2
#define MLIB_POINTER_SHIFT(P)  (((P) >> (MLIB_SHIFT - 2)) &~ 3)
#define MLIB_POINTER_GET(A, P) (*(DTYPE**)((mlib_addr)(A) + (P)))
#endif /* MLIB_OS64BIT */

#define PTR_SHIFT MLIB_POINTER_SHIFT

/***************************************************************/
#define SHIFT(X, SH, LO_BITS)                                   \
  (((X) >> (SH - LO_BITS)) & ((1 << (15 + LO_BITS)) - (1 << LO_BITS)))

/***************************************************************/
#define S_PTRl(Y, SH)                                           \
  (*(DTYPE**)((mlib_u8*)lineAddr + SHIFT(Y, SH, PBITS)))

#define S_PTR(Y) S_PTRl(Y, 16)

/***************************************************************/
#define AL_ADDR(sp, ind) (mlib_d64*)((mlib_addr)(sp + ind) &~ 7)

/***************************************************************/
#define FILTER_ELEM_BITS  3

/***************************************************************/
#define FILTER_SHIFT (MLIB_SHIFT - FILTER_BITS - FILTER_ELEM_BITS)
#define FILTER_SIZE  (1 << FILTER_BITS)
#define FILTER_MASK  ((FILTER_SIZE - 1) << FILTER_ELEM_BITS)

/***************************************************************/
#define DECLAREVAR0()                                           \
  mlib_s32  *leftEdges  = param -> leftEdges;                   \
  mlib_s32  *rightEdges = param -> rightEdges;                  \
  mlib_s32  *xStarts    = param -> xStarts;                     \
  mlib_s32  *yStarts    = param -> yStarts;                     \
  mlib_u8   *dstData    = param -> dstData;                     \
  mlib_u8   **lineAddr  = param -> lineAddr;                    \
  mlib_s32  dstYStride  = param -> dstYStride;                  \
  mlib_s32  xLeft, xRight, X, Y;                                \
  mlib_s32  yStart  = param -> yStart;                          \
  mlib_s32  yFinish = param -> yFinish;                         \
  mlib_s32  dX = param -> dX;                                   \
  mlib_s32  dY = param -> dY;                                   \
  mlib_s32  j

/***************************************************************/
#define DECLAREVAR()                                            \
  DECLAREVAR0();                                                \
  mlib_s32 *warp_tbl   = param -> warp_tbl;                     \
  DTYPE    *dstPixelPtr

/***************************************************************/
#define DECLAREVAR_NN()                                         \
  DECLAREVAR();                                                 \
  DTYPE    *srcPixelPtr;                                        \
  mlib_s32 xSrc, ySrc

/***************************************************************/
#define DECLAREVAR_BL()                                         \
  DECLAREVAR_NN();                                              \
  mlib_s32 srcYStride = param -> srcYStride

/***************************************************************/
#define DECLAREVAR_BC()                                         \
  DECLAREVAR_BL();                                              \
  mlib_filter filter = param -> filter

/***************************************************************/
#define PREPARE_DELTAS                                          \
  if (warp_tbl != NULL) {                                       \
    dX = warp_tbl[2*j];                                         \
    dY = warp_tbl[2*j + 1];                                     \
  }

/***************************************************************/
#define CLIP(N)                                                 \
  dstData += dstYStride;                                        \
  xLeft  = leftEdges[j];                                        \
  xRight = rightEdges[j];                                       \
  X = xStarts[j];                                               \
  Y = yStarts[j];                                               \
  PREPARE_DELTAS;                                               \
  if (xLeft > xRight) continue;                                 \
  dstPixelPtr = (DTYPE*)dstData + N * xLeft

/***************************************************************/
#define NEW_LINE(NCHAN)                                         \
  dstData += dstYStride;                                        \
  xLeft  = leftEdges[j];                                        \
  xRight = rightEdges[j];                                       \
  X = xStarts[j];                                               \
  Y = yStarts[j];                                               \
  PREPARE_DELTAS                                                \
  dl = (void*)((DTYPE*)dstData + NCHAN*xLeft);                  \
  size = xRight - xLeft + 1;                                    \
  if (size <= 0) continue

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

#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __MLIB_IMAGEAFFINE_H */

Other Java examples (source code examples)

Here is a short list of links related to this Java mlib_ImageAffine.h source code file:

... this post is sponsored by my books ...

#1 New Release!

FP Best Seller

 

new blog posts

 

Copyright 1998-2024 Alvin Alexander, alvinalexander.com
All Rights Reserved.

A percentage of advertising revenue from
pages under the /java/jwarehouse URI on this website is
paid back to open source projects.