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/*
Copyright 1999-2006 ImageMagick Studio LLC, a non-profit organization
dedicated to making software imaging solutions freely available.
You may not use this file except in compliance with the License.
obtain a copy of the License at
http://www.imagemagick.org/script/license.php
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
MagickWand mogrify command-line private methods.
*/
#ifndef _MAGICKWAND_MOGRIFY_PRIVATE_H
#define _MAGICKWAND_MOGRIFY_PRIVATE_H
#if defined(__cplusplus) || defined(c_plusplus)
extern "C" {
#endif
#define MaxImageStackDepth 32
#define MogrifyImageStack(image,advance,fire) \
if ((j <= i) && (i < argc)) \
{ \
if ((image) == (Image *) NULL) \
status&=MogrifyImageInfo(image_info,(int) (i-j+1),(const char **) \
argv+j,exception); \
else \
if ((fire) != MagickFalse) \
{ \
status&=MogrifyImages(image_info,(int) (i-j+1),(const char **) \
argv+j,&(image),exception); \
if ((advance) != MagickFalse) \
j=i+1; \
pend=MagickFalse; \
} \
}
#define DegreesToRadians(x) (MagickPI*(x)/180.0)
#define MagickPI 3.14159265358979323846264338327950288419716939937510
#define QuantumScale ((MagickRealType) 1.0/(MagickRealType) QuantumRange)
#define QuantumTick(i,span) ((MagickBooleanType) ((((i) & ((i)-1)) == 0) || \
(((i) & 0xfff) == 0) || \
((MagickOffsetType) (i) == ((MagickOffsetType) (span)-1))))
#define RadiansToDegrees(x) (180.0*(x)/MagickPI)
static inline MagickRealType MagickPixelIntensity(
const MagickPixelPacket *pixel)
{
MagickRealType
intensity;
intensity=0.299*pixel->red+0.587*pixel->green+0.114*pixel->blue;
return(intensity);
}
static inline Quantum MagickPixelIntensityToQuantum(
const MagickPixelPacket *pixel)
{
MagickRealType
intensity;
intensity=0.299*pixel->red+0.587*pixel->green+0.114*pixel->blue;
return((Quantum) (intensity+0.5));
}
static inline MagickRealType PixelIntensity(const PixelPacket *pixel)
{
MagickRealType
intensity;
intensity=(MagickRealType) (0.299*pixel->red+0.587*pixel->green+
0.114*pixel->blue);
return(intensity);
}
static inline Quantum PixelIntensityToQuantum(const PixelPacket *pixel)
{
MagickRealType
intensity;
intensity=(MagickRealType) (0.299*pixel->red+0.587*pixel->green+
0.114*pixel->blue);
return((Quantum) (intensity+0.5));
}
static inline void SetMagickPixelPacket(const PixelPacket *color,
const IndexPacket *index,MagickPixelPacket *pixel)
{
pixel->red=(MagickRealType) color->red;
pixel->green=(MagickRealType) color->green;
pixel->blue=(MagickRealType) color->blue;
pixel->opacity=(MagickRealType) (pixel->matte != MagickFalse ?
color->opacity : OpaqueOpacity);
pixel->index=(MagickRealType) ((pixel->colorspace == CMYKColorspace) &&
(index != (const IndexPacket *) NULL) ? *index : 0);
}
#if defined(__cplusplus) || defined(c_plusplus)
}
#endif
#endif
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