CoCalc -- mlib_ImageAffine.h

GitHub Repository: PojavLauncherTeam/mobile
Path: blob/master/src/java.desktop/share/native/libmlib_image/mlib_ImageAffine.h
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/*
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 * Copyright (c) 2003, 2021, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.  Oracle designates this
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 * particular file as subject to the "Classpath" exception as provided
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 * by Oracle in the LICENSE file that accompanied this code.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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#ifndef __MLIB_IMAGEAFFINE_H
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#define __MLIB_IMAGEAFFINE_H
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#include "mlib_image.h"
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#include "mlib_ImageDivTables.h"
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#include "mlib_ImageFilters.h"
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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/*
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 * DESCRIPTION
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 *   Internal macro for mlib_ImageAffine.
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 *
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 *   DTYPE define must be set to data type of image.
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 *   FTYPE define must be set to type of floating-point operations.
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 */
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/***************************************************************/
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typedef struct {
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  mlib_image *src;
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  mlib_image *dst;
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  mlib_u8  *buff_malloc;
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  mlib_u8  **lineAddr;
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  mlib_u8  *dstData;
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  mlib_s32 *leftEdges;
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  mlib_s32 *rightEdges;
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  mlib_s32 *xStarts;
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  mlib_s32 *yStarts;
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  mlib_s32 yStart;
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  mlib_s32 yFinish;
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  mlib_s32 dX;
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  mlib_s32 dY;
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  mlib_s32 max_xsize;
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  mlib_s32 srcYStride;
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  mlib_s32 dstYStride;
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  mlib_s32 *warp_tbl;
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  mlib_filter filter;
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} mlib_affine_param;
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/***************************************************************/
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#define LOAD_PARAM(param, x)  x = param->x
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#define STORE_PARAM(param, x) param->x=x
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/***************************************************************/
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mlib_status mlib_AffineEdges(mlib_affine_param *param,
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                             const mlib_image  *dst,
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                             const mlib_image  *src,
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                             void              *buff_lcl,
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                             mlib_s32          buff_size,
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                             mlib_s32          kw,
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                             mlib_s32          kh,
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                             mlib_s32          kw1,
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                             mlib_s32          kh1,
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                             mlib_edge         edge,
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                             const mlib_d64    *mtx,
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                             mlib_s32          shiftx,
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                             mlib_s32          shifty);
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/***************************************************************/
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typedef mlib_status (*type_affine_fun)(mlib_affine_param *param);
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/***************************************************************/
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void mlib_ImageAffine_bit_1ch_nn(mlib_affine_param *param,
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                                 mlib_s32          s_bitoff,
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                                 mlib_s32          d_bitoff);
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mlib_status mlib_ImageAffine_u8_1ch_nn(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_u8_2ch_nn(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_u8_3ch_nn(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_u8_4ch_nn(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_s16_1ch_nn(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_s16_2ch_nn(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_s16_3ch_nn(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_s16_4ch_nn(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_s32_1ch_nn(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_s32_2ch_nn(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_s32_3ch_nn(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_s32_4ch_nn(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_d64_1ch_nn(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_d64_2ch_nn(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_d64_3ch_nn(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_d64_4ch_nn(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_u8_1ch_bl(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_u8_2ch_bl(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_u8_3ch_bl(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_u8_4ch_bl(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_s16_1ch_bl(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_s16_2ch_bl(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_s16_3ch_bl(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_s16_4ch_bl(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_u16_1ch_bl(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_u16_2ch_bl(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_u16_3ch_bl(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_u16_4ch_bl(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_s32_1ch_bl(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_s32_2ch_bl(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_s32_3ch_bl(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_s32_4ch_bl(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_f32_1ch_bl(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_f32_2ch_bl(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_f32_3ch_bl(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_f32_4ch_bl(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_d64_1ch_bl(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_d64_2ch_bl(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_d64_3ch_bl(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_d64_4ch_bl(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_u8_1ch_bc(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_u8_2ch_bc(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_u8_3ch_bc(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_u8_4ch_bc(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_s16_1ch_bc(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_s16_2ch_bc(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_s16_3ch_bc(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_s16_4ch_bc(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_u16_1ch_bc(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_u16_2ch_bc(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_u16_3ch_bc(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_u16_4ch_bc(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_s32_1ch_bc(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_s32_2ch_bc(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_s32_3ch_bc(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_s32_4ch_bc(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_f32_1ch_bc(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_f32_2ch_bc(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_f32_3ch_bc(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_f32_4ch_bc(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_d64_1ch_bc(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_d64_2ch_bc(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_d64_3ch_bc(mlib_affine_param *param);
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mlib_status mlib_ImageAffine_d64_4ch_bc(mlib_affine_param *param);
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/***************************************************************/
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void mlib_ImageAffineEdgeZero(mlib_affine_param *param,
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                              mlib_affine_param *param_e);
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void mlib_ImageAffineEdgeNearest(mlib_affine_param *param,
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                                 mlib_affine_param *param_e);
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mlib_status mlib_ImageAffineEdgeExtend_BL(mlib_affine_param *param,
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                                          mlib_affine_param *param_e);
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mlib_status mlib_ImageAffineEdgeExtend_BC(mlib_affine_param *param,
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                                          mlib_affine_param *param_e);
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/***************************************************************/
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mlib_status mlib_ImageAffine_alltypes(mlib_image       *dst,
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                                      const mlib_image *src,
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                                      const mlib_d64   *mtx,
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                                      mlib_filter      filter,
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                                      mlib_edge        edge);
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/***************************************************************/
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extern const type_affine_fun mlib_AffineFunArr_nn[];
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extern const type_affine_fun mlib_AffineFunArr_bl[];
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extern const type_affine_fun mlib_AffineFunArr_bc[];
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/***************************************************************/
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typedef union {
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  mlib_d64 d64;
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  struct {
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    mlib_f32 f0;
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    mlib_f32 f1;
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  } f32s;
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} d64_2x32;
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/***************************************************************/
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#define MLIB_SHIFT  16
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#define MLIB_PREC   (1 << MLIB_SHIFT)
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#define MLIB_MASK   (MLIB_PREC - 1)
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/***************************************************************/
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#define ONE  (FTYPE)1.0
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/***************************************************************/
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#ifdef MLIB_USE_FTOI_CLAMPING
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#define SAT_32(DST, SRC)                                              \
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  DST = (mlib_s32) SRC
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#else
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#define SAT_32(DST, SRC)                                              \
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  if (SRC >= MLIB_S32_MAX)                                     \
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    SRC = MLIB_S32_MAX;                                        \
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  if (SRC <= MLIB_S32_MIN)                                     \
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    SRC = MLIB_S32_MIN;                                        \
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  DST = (mlib_s32) SRC
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#endif /* MLIB_USE_FTOI_CLAMPING */
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//we still need this for mlib_ImageAffine_BC_S32.c
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#define SAT32(DST) SAT_32(DST, val0)
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/***************************************************************/
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#if defined(MLIB_OS64BIT) || (defined(MACOSX) && defined(_LP64))
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#define PBITS  3
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#define MLIB_POINTER_SHIFT(P)  (((P) >> (MLIB_SHIFT - 3)) &~ 7)
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#define MLIB_POINTER_GET(A, P) (*(DTYPE**)((mlib_u8*)(A) + (P)))
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#else
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#define PBITS  2
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#define MLIB_POINTER_SHIFT(P)  (((P) >> (MLIB_SHIFT - 2)) &~ 3)
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#define MLIB_POINTER_GET(A, P) (*(DTYPE**)((mlib_addr)(A) + (P)))
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#endif /* MLIB_OS64BIT */
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#define PTR_SHIFT MLIB_POINTER_SHIFT
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/***************************************************************/
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#define SHIFT(X, SH, LO_BITS)                                   \
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  (((X) >> (SH - LO_BITS)) & ((1 << (15 + LO_BITS)) - (1 << LO_BITS)))
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/***************************************************************/
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#define S_PTRl(Y, SH)                                           \
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  (*(DTYPE**)((mlib_u8*)lineAddr + SHIFT(Y, SH, PBITS)))
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#define S_PTR(Y) S_PTRl(Y, 16)
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/***************************************************************/
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#define AL_ADDR(sp, ind) (mlib_d64*)((mlib_addr)(sp + ind) &~ 7)
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/***************************************************************/
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#define FILTER_ELEM_BITS  3
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/***************************************************************/
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#define FILTER_SHIFT (MLIB_SHIFT - FILTER_BITS - FILTER_ELEM_BITS)
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#define FILTER_SIZE  (1 << FILTER_BITS)
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#define FILTER_MASK  ((FILTER_SIZE - 1) << FILTER_ELEM_BITS)
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/***************************************************************/
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#define DECLAREVAR0()                                           \
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  mlib_s32  *leftEdges  = param -> leftEdges;                   \
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  mlib_s32  *rightEdges = param -> rightEdges;                  \
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  mlib_s32  *xStarts    = param -> xStarts;                     \
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  mlib_s32  *yStarts    = param -> yStarts;                     \
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  mlib_u8   *dstData    = param -> dstData;                     \
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  mlib_u8   **lineAddr  = param -> lineAddr;                    \
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  mlib_s32  dstYStride  = param -> dstYStride;                  \
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  mlib_s32  xLeft, xRight, X, Y;                                \
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  mlib_s32  yStart  = param -> yStart;                          \
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  mlib_s32  yFinish = param -> yFinish;                         \
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  mlib_s32  dX = param -> dX;                                   \
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  mlib_s32  dY = param -> dY;                                   \
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  mlib_s32  j
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/***************************************************************/
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#define DECLAREVAR()                                            \
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  DECLAREVAR0();                                                \
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  mlib_s32 *warp_tbl   = param -> warp_tbl;                     \
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  DTYPE    *dstPixelPtr
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/***************************************************************/
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#define DECLAREVAR_NN()                                         \
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  DECLAREVAR();                                                 \
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  DTYPE    *srcPixelPtr;                                        \
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  mlib_s32 xSrc, ySrc
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/***************************************************************/
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#define DECLAREVAR_BL()                                         \
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  DECLAREVAR_NN();                                              \
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  mlib_s32 srcYStride = param -> srcYStride
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/***************************************************************/
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#define DECLAREVAR_BC()                                         \
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  DECLAREVAR_BL();                                              \
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  mlib_filter filter = param -> filter
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/***************************************************************/
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#define PREPARE_DELTAS                                          \
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  if (warp_tbl != NULL) {                                       \
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    dX = warp_tbl[2*j];                                         \
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    dY = warp_tbl[2*j + 1];                                     \
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  }
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/***************************************************************/
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#define CLIP(N)                                                 \
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  dstData += dstYStride;                                        \
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  xLeft  = leftEdges[j];                                        \
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  xRight = rightEdges[j];                                       \
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  X = xStarts[j];                                               \
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  Y = yStarts[j];                                               \
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  PREPARE_DELTAS;                                               \
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  if (xLeft > xRight) continue;                                 \
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  dstPixelPtr = (DTYPE*)dstData + N * xLeft
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/***************************************************************/
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#define NEW_LINE(NCHAN)                                         \
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  dstData += dstYStride;                                        \
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  xLeft  = leftEdges[j];                                        \
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  xRight = rightEdges[j];                                       \
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  X = xStarts[j];                                               \
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  Y = yStarts[j];                                               \
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  PREPARE_DELTAS                                                \
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  dl = (void*)((DTYPE*)dstData + NCHAN*xLeft);                  \
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  size = xRight - xLeft + 1;                                    \
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  if (size <= 0) continue
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/***************************************************************/
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif /* __MLIB_IMAGEAFFINE_H */
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