/*

 * Copyright 1999-2003 Sun Microsystems, Inc.  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.  Sun designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

 * CA 95054 USA or visit www.sun.com if you need additional information or

 * have any questions.

 */

#ifndef MLIB_IMAGECHECK_H

#define MLIB_IMAGECHECK_H

#include <stdlib.h>

#include <mlib_image.h>

#ifdef __cplusplus

extern "C" {

#endif

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

#define MLIB_IMAGE_CHECK(image)                                 \

  if (image == NULL) return MLIB_NULLPOINTER

#define MLIB_IMAGE_SIZE_EQUAL(image1,image2)                       \

  if (mlib_ImageGetWidth(image1)  != mlib_ImageGetWidth(image2) || \

      mlib_ImageGetHeight(image1) != mlib_ImageGetHeight(image2))  \

    return MLIB_FAILURE

#define MLIB_IMAGE_TYPE_EQUAL(image1,image2)                    \

  if (mlib_ImageGetType(image1) != mlib_ImageGetType(image2))   \

    return MLIB_FAILURE

#define MLIB_IMAGE_CHAN_EQUAL(image1,image2)                          \

  if (mlib_ImageGetChannels(image1) != mlib_ImageGetChannels(image2)) \

    return MLIB_FAILURE

#define MLIB_IMAGE_FULL_EQUAL(image1,image2)                    \

  MLIB_IMAGE_SIZE_EQUAL(image1,image2);                         \

  MLIB_IMAGE_TYPE_EQUAL(image1,image2);                         \

  MLIB_IMAGE_CHAN_EQUAL(image1,image2)

#define MLIB_IMAGE_HAVE_TYPE(image, type)                       \

  if (mlib_ImageGetType(image) != type)                         \

    return MLIB_FAILURE

#define MLIB_IMAGE_HAVE_CHAN(image, channels)                   \

  if (mlib_ImageGetChannels(image) != channels)                 \

    return MLIB_FAILURE

#define MLIB_IMAGE_HAVE_3_OR_4_CHAN(image)                      \

  if (mlib_ImageGetChannels(image) != 3 &&                      \

      mlib_ImageGetChannels(image) != 4)                        \

    return MLIB_FAILURE

#define MLIB_IMAGE_CHAN_SRC1_OR_EQ(src, dst)                      \

  if (mlib_ImageGetChannels(src) != 1) {                          \

    if (mlib_ImageGetChannels(src) != mlib_ImageGetChannels(dst)) \

      return MLIB_FAILURE;                                        \

  }

#define MLIB_IMAGE_TYPE_DSTBIT_OR_EQ(src, dst)                  \

  if ((mlib_ImageGetType(src) != mlib_ImageGetType(dst)) &&     \

      (mlib_ImageGetType(dst) != MLIB_BIT)) {                   \

    return MLIB_FAILURE;                                        \

  }

#define MLIB_IMAGE_AND_COLORMAP_ARE_COMPAT(image,colormap)                 \

  if ((mlib_ImageGetChannels(image) != mlib_ImageGetLutChannels(colormap)) \

    || (mlib_ImageGetLutType(colormap) != mlib_ImageGetType(image))) {     \

    return MLIB_FAILURE;                                                   \

  }

#define MLIB_IMAGE_GET_ALL_PARAMS(image, type, nchan, width, height, stride, pdata) \

  type   = mlib_ImageGetType(image);                                                \

  nchan  = mlib_ImageGetChannels(image);                                            \

  width  = mlib_ImageGetWidth(image);                                               \

  height = mlib_ImageGetHeight(image);                                              \

  stride = mlib_ImageGetStride(image);                                              \

  pdata  = (void*)mlib_ImageGetData(image)

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

#ifdef __cplusplus

}

#endif

#endif  /* MLIB_IMAGECHECK_H */