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[imagemagick] / Magick++ / lib / Image.cpp

diff --git a/Magick++/lib/Image.cpp b/Magick++/lib/Image.cpp
index 6538f62304852fc9c1b8f553252117e361a827d4..4daa9c0b2f42fab402679384d67afda74ba735a9 100644 (file)
--- a/Magick++/lib/Image.cpp
+++ b/Magick++/lib/Image.cpp
@@ -8,12 +8,12 @@
 #define MAGICKCORE_IMPLEMENTATION  1
 #define MAGICK_PLUSPLUS_IMPLEMENTATION 1
 
+#include "Magick++/Include.h"
 #include <cstdlib>
 #include <string>
 #include <string.h>
 #include <errno.h>
 #include <math.h>
-#include "Magick++/Include.h"
 
 using namespace std;
 
@@ -951,10 +951,12 @@ void Magick::Image::erase ( void )
 //
 void Magick::Image::extent ( const Geometry &geometry_ )
 {
-  RectangleInfo extentInfo = geometry_;
   modifyImage();
   ExceptionInfo exceptionInfo;
   GetExceptionInfo( &exceptionInfo );
+  RectangleInfo extentInfo = geometry_;
+  extentInfo.x = geometry_.xOff();
+  extentInfo.y = geometry_.yOff();
   MagickCore::Image* newImage =
     ExtentImage ( image(), &extentInfo, &exceptionInfo );
   replaceImage( newImage );
@@ -971,14 +973,15 @@ void Magick::Image::extent ( const Geometry &geometry_, const GravityType gravit
   RectangleInfo geometry;
 
   SetGeometry(image(), &geometry);
+  geometry.width = geometry_.width();
+  geometry.height = geometry_.height();
   GravityAdjustGeometry(image()->columns, image()->rows, gravity_, &geometry);
-  extent ( geometry_ );
+  extent ( geometry );
 }
 void Magick::Image::extent ( const Geometry &geometry_, const Color &backgroundColor_, const GravityType gravity_ )
 {
-  image()->gravity  = gravity_;
   backgroundColor ( backgroundColor_ );
-  extent ( geometry_ );
+  extent ( geometry_, gravity_ );
 }
 
 // Flip image (reflect each scanline in the vertical direction)
@@ -1398,6 +1401,20 @@ void Magick::Image::medianFilter ( const double radius_ )
   (void) DestroyExceptionInfo( &exceptionInfo );
 }
 
+// Merge layers
+void Magick::Image::mergeLayers( const LayerMethod layerMethod_ )
+{
+  ExceptionInfo exceptionInfo;
+  GetExceptionInfo( &exceptionInfo );
+  MagickCore::Image* newImage =
+    MergeImageLayers ( image(),
+        layerMethod_,
+        &exceptionInfo );
+  replaceImage( newImage );
+  throwException( exceptionInfo );
+  (void) DestroyExceptionInfo( &exceptionInfo );
+}
+
 // Reduce image by integral size
 void Magick::Image::minify ( void )
 {
@@ -1631,7 +1648,7 @@ void Magick::Image::quantumOperator ( const ssize_t x_,const ssize_t y_,
   ChannelType channel_mask = SetImageChannelMask( image(), channel_);
   EvaluateImage( crop_image, operator_, rvalue_, &exceptionInfo );
   (void) SetPixelChannelMask( image(), channel_mask );
-  (void) CompositeImage( image(), crop_image, image()->matte != MagickFalse ?
+  (void) CompositeImage( image(), crop_image, image()->alpha_trait == BlendPixelTrait ?
     OverCompositeOp : CopyCompositeOp, MagickFalse, geometry.x, geometry.y,
     &exceptionInfo );
   crop_image = DestroyImageList(crop_image);
@@ -2339,7 +2356,7 @@ void Magick::Image::write ( Blob *blob_ )
   size_t length = 2048; // Efficient size for small images
   ExceptionInfo exceptionInfo;
   GetExceptionInfo( &exceptionInfo );
-  void* data = ImageToBlob( imageInfo(),
+  void* data = ImagesToBlob( imageInfo(),
                            image(),
                            &length,
                            &exceptionInfo);
@@ -2356,7 +2373,7 @@ void Magick::Image::write ( Blob *blob_,
   size_t length = 2048; // Efficient size for small images
   ExceptionInfo exceptionInfo;
   GetExceptionInfo( &exceptionInfo );
-  void* data = ImageToBlob( imageInfo(),
+  void* data = ImagesToBlob( imageInfo(),
                            image(),
                            &length,
                            &exceptionInfo);
@@ -2375,7 +2392,7 @@ void Magick::Image::write ( Blob *blob_,
   size_t length = 2048; // Efficient size for small images
   ExceptionInfo exceptionInfo;
   GetExceptionInfo( &exceptionInfo );
-  void* data = ImageToBlob( imageInfo(),
+  void* data = ImagesToBlob( imageInfo(),
                            image(),
                            &length,
                            &exceptionInfo);
@@ -3374,17 +3391,17 @@ void Magick::Image::matte ( const bool matteFlag_ )
   // desired, then set the matte channel to opaque.
   ExceptionInfo exceptionInfo;
   GetExceptionInfo( &exceptionInfo );
-  if ((matteFlag_ && !constImage()->matte) ||
-      (constImage()->matte && !matteFlag_))
+  if ((matteFlag_ && !constImage()->alpha_trait) ||
+      (constImage()->alpha_trait && !matteFlag_))
     SetImageAlpha(image(),OpaqueAlpha,&exceptionInfo);
   throwException( exceptionInfo );
   (void) DestroyExceptionInfo( &exceptionInfo );
 
-  image()->matte = (MagickBooleanType) matteFlag_;
+  image()->alpha_trait = matteFlag_ ? BlendPixelTrait : UndefinedPixelTrait;
 }
 bool Magick::Image::matte ( void ) const
 {
-  if ( constImage()->matte )
+  if ( constImage()->alpha_trait == BlendPixelTrait )
     return true;
   else
     return false;