From fe7fa107ff1fddbd12901a861148b154a4ab013d Mon Sep 17 00:00:00 2001
From: scuri <scuri>
Date: Fri, 25 Dec 2009 22:43:49 +0000
Subject: New: function  imImageCopyPlane.

---
 html/en/history.html   | 11 ++++++++---
 include/im_image.h     | 20 ++++++++++++++------
 mak.vc9/im.sln         | 45 +++++++++++++++++++++++++++++++++++++++++++++
 mak.vc9/im_copy.vcproj |  1 +
 mak.vc9/im_info.vcproj |  1 +
 mak.vc9/im_view.vcproj |  1 +
 src/im.def             |  1 +
 src/im_image.cpp       | 11 ++++++++++-
 src/lua5/imlua_image.c | 25 ++++++++++++++++++++++++-
 9 files changed, 105 insertions(+), 11 deletions(-)

diff --git a/html/en/history.html b/html/en/history.html
index 76df670..47bd86d 100644
--- a/html/en/history.html
+++ b/html/en/history.html
@@ -12,8 +12,13 @@
 
 <h2>History of Changes</h2>
 <h3 dir="ltr">
-    CVS (23/11/2009</h3>
+    CVS (25/Dec/2009)</h3>
 <ul dir="ltr">
+        <li><span style="color: #0000FF">New:</span> function <strong>
+		imImageCopyPlane</strong>.</li>
+	<li dir="ltr">
+		<span style="color: #008000">Changed:</span> libTIFF updated to version 
+		3.9.2.</li>
 	<li dir="ltr"><span style="color: #008000"><span style="color: #ff0000">Fixed:</span><span
             style="color: #000000"> invalid memory access in <strong>
 	imAnalyzeFindRegions</strong> when more than 16k regions where found.</span></span></li>
@@ -42,8 +47,8 @@
 		version 3.5.</li>
 		<li><span style="color: #008000">Changed:</span> libJPEG updated to 
 		version 7.</li>
-		<li><span style="color: #008000">Changed:</span> libEXIF updated to version 0.6.17.<br>
-		<span style="color: #008000">Changed:</span> libTIFF updated to version 
+		<li><span style="color: #008000">Changed:</span> libEXIF updated to version 0.6.17.</li>
+		<li><span style="color: #008000">Changed:</span> libTIFF updated to version 
 		3.9.1.</li>
 		<li><span style="color: #008000">Changed:</span> library im_fftw3 to use 
 		an external library.</li>
diff --git a/include/im_image.h b/include/im_image.h
index 12dbad8..28c5369 100644
--- a/include/im_image.h
+++ b/include/im_image.h
@@ -129,6 +129,20 @@ void imImageCopy(const imImage* src_image, imImage* dst_image);
  * \ingroup imgclass */
 void imImageCopyData(const imImage* src_image, imImage* dst_image);
 
+/** Copies the image attributes from src to dst.
+ * Includes the pallete when a MAP or GRAY image.
+ *
+ * \verbatim image:CopyAttributes(dst_image: imImage) [in Lua 5] \endverbatim
+ * \ingroup imgclass */
+void imImageCopyAttributes(const imImage* src_image, imImage* dst_image);
+
+/** Copy one image plane fom one image to another. \n
+ * Images must have the same size and type.
+ *
+ * \verbatim image:CopyPlane(src_plane: number, dst_image: imImage, dst_plane: number) [in Lua 5] \endverbatim
+ * \ingroup imgclass */
+void imImageCopyPlane(const imImage* src_image, int src_plane, imImage* dst_image, int dst_plane);
+
 /** Creates a copy of the image.
  *
  * \verbatim image:Duplicate() -> new_image: imImage [in Lua 5] \endverbatim
@@ -190,12 +204,6 @@ int imImageIsBitmap(const imImage* image);
  * \ingroup imgclass */
 void imImageSetPalette(imImage* image, long* palette, int palette_count);
 
-/** Copies the image attributes from src to dst.
- *
- * \verbatim image:CopyAttributes(dst_image: imImage) [in Lua 5] \endverbatim
- * \ingroup imgclass */
-void imImageCopyAttributes(const imImage* src_image, imImage* dst_image);
-
 /** Returns 1 if the images match width and height. Returns 0 otherwise.
  *
  * \verbatim image:MatchSize(image2: imImage) -> match: boolean [in Lua 5] \endverbatim
diff --git a/mak.vc9/im.sln b/mak.vc9/im.sln
index 2a2d791..06da12a 100644
--- a/mak.vc9/im.sln
+++ b/mak.vc9/im.sln
@@ -61,6 +61,8 @@ Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Win32 = Debug|Win32
 		Debug|x64 = Debug|x64
+		DebugGTK|Win32 = DebugGTK|Win32
+		DebugGTK|x64 = DebugGTK|x64
 		Release|Win32 = Release|Win32
 		Release|x64 = Release|x64
 	EndGlobalSection
@@ -68,89 +70,132 @@ Global
 		{5A761929-07C3-48BD-8E4A-B37EC5C72C42}.Debug|Win32.ActiveCfg = Debug|Win32
 		{5A761929-07C3-48BD-8E4A-B37EC5C72C42}.Debug|Win32.Build.0 = Debug|Win32
 		{5A761929-07C3-48BD-8E4A-B37EC5C72C42}.Debug|x64.ActiveCfg = Debug|x64
+		{5A761929-07C3-48BD-8E4A-B37EC5C72C42}.DebugGTK|Win32.ActiveCfg = Debug|x64
+		{5A761929-07C3-48BD-8E4A-B37EC5C72C42}.DebugGTK|x64.ActiveCfg = Debug|x64
+		{5A761929-07C3-48BD-8E4A-B37EC5C72C42}.DebugGTK|x64.Build.0 = Debug|x64
 		{5A761929-07C3-48BD-8E4A-B37EC5C72C42}.Release|Win32.ActiveCfg = Debug|Win32
 		{5A761929-07C3-48BD-8E4A-B37EC5C72C42}.Release|x64.ActiveCfg = Debug|x64
 		{CB863607-6B6C-0000-0000-000000000000}.Debug|Win32.ActiveCfg = Debug|Win32
 		{CB863607-6B6C-0000-0000-000000000000}.Debug|Win32.Build.0 = Debug|Win32
 		{CB863607-6B6C-0000-0000-000000000000}.Debug|x64.ActiveCfg = Debug|Win32
+		{CB863607-6B6C-0000-0000-000000000000}.DebugGTK|Win32.ActiveCfg = Debug|Win32
+		{CB863607-6B6C-0000-0000-000000000000}.DebugGTK|Win32.Build.0 = Debug|Win32
+		{CB863607-6B6C-0000-0000-000000000000}.DebugGTK|x64.ActiveCfg = Debug|Win32
 		{CB863607-6B6C-0000-0000-000000000000}.Release|Win32.ActiveCfg = Debug|Win32
 		{CB863607-6B6C-0000-0000-000000000000}.Release|Win32.Build.0 = Debug|Win32
 		{CB863607-6B6C-0000-0000-000000000000}.Release|x64.ActiveCfg = Debug|Win32
 		{CB868607-6B6C-4CDF-9B6D-27AA925AE473}.Debug|Win32.ActiveCfg = Debug|Win32
 		{CB868607-6B6C-4CDF-9B6D-27AA925AE473}.Debug|Win32.Build.0 = Debug|Win32
 		{CB868607-6B6C-4CDF-9B6D-27AA925AE473}.Debug|x64.ActiveCfg = Debug|Win32
+		{CB868607-6B6C-4CDF-9B6D-27AA925AE473}.DebugGTK|Win32.ActiveCfg = Debug|Win32
+		{CB868607-6B6C-4CDF-9B6D-27AA925AE473}.DebugGTK|Win32.Build.0 = Debug|Win32
+		{CB868607-6B6C-4CDF-9B6D-27AA925AE473}.DebugGTK|x64.ActiveCfg = Debug|Win32
 		{CB868607-6B6C-4CDF-9B6D-27AA925AE473}.Release|Win32.ActiveCfg = Debug|Win32
 		{CB868607-6B6C-4CDF-9B6D-27AA925AE473}.Release|x64.ActiveCfg = Debug|Win32
 		{CB96E607-6B6C-0000-0000-000000000000}.Debug|Win32.ActiveCfg = Debug|Win32
 		{CB96E607-6B6C-0000-0000-000000000000}.Debug|Win32.Build.0 = Debug|Win32
 		{CB96E607-6B6C-0000-0000-000000000000}.Debug|x64.ActiveCfg = Debug|Win32
+		{CB96E607-6B6C-0000-0000-000000000000}.DebugGTK|Win32.ActiveCfg = Debug|Win32
+		{CB96E607-6B6C-0000-0000-000000000000}.DebugGTK|Win32.Build.0 = Debug|Win32
+		{CB96E607-6B6C-0000-0000-000000000000}.DebugGTK|x64.ActiveCfg = Debug|Win32
 		{CB96E607-6B6C-0000-0000-000000000000}.Release|Win32.ActiveCfg = Debug|Win32
 		{CB96E607-6B6C-0000-0000-000000000000}.Release|x64.ActiveCfg = Debug|Win32
 		{CB80E607-6B6C-4ADF-9B6D-27AA925AE493}.Debug|Win32.ActiveCfg = Debug|Win32
 		{CB80E607-6B6C-4ADF-9B6D-27AA925AE493}.Debug|Win32.Build.0 = Debug|Win32
 		{CB80E607-6B6C-4ADF-9B6D-27AA925AE493}.Debug|x64.ActiveCfg = Debug|Win32
+		{CB80E607-6B6C-4ADF-9B6D-27AA925AE493}.DebugGTK|Win32.ActiveCfg = Debug|Win32
+		{CB80E607-6B6C-4ADF-9B6D-27AA925AE493}.DebugGTK|Win32.Build.0 = Debug|Win32
+		{CB80E607-6B6C-4ADF-9B6D-27AA925AE493}.DebugGTK|x64.ActiveCfg = Debug|Win32
 		{CB80E607-6B6C-4ADF-9B6D-27AA925AE493}.Release|Win32.ActiveCfg = Debug|Win32
 		{CB80E607-6B6C-4ADF-9B6D-27AA925AE493}.Release|x64.ActiveCfg = Debug|Win32
 		{CB86E507-6B6C-4FDF-9B6D-27AA925AE463}.Debug|Win32.ActiveCfg = Debug|Win32
 		{CB86E507-6B6C-4FDF-9B6D-27AA925AE463}.Debug|Win32.Build.0 = Debug|Win32
 		{CB86E507-6B6C-4FDF-9B6D-27AA925AE463}.Debug|x64.ActiveCfg = Debug|Win32
+		{CB86E507-6B6C-4FDF-9B6D-27AA925AE463}.DebugGTK|Win32.ActiveCfg = Debug|Win32
+		{CB86E507-6B6C-4FDF-9B6D-27AA925AE463}.DebugGTK|Win32.Build.0 = Debug|Win32
+		{CB86E507-6B6C-4FDF-9B6D-27AA925AE463}.DebugGTK|x64.ActiveCfg = Debug|Win32
 		{CB86E507-6B6C-4FDF-9B6D-27AA925AE463}.Release|Win32.ActiveCfg = Debug|Win32
 		{CB86E507-6B6C-4FDF-9B6D-27AA925AE463}.Release|x64.ActiveCfg = Debug|Win32
 		{CB80E607-6B6C-345F-9B6D-27AA9123E493}.Debug|Win32.ActiveCfg = Debug|Win32
 		{CB80E607-6B6C-345F-9B6D-27AA9123E493}.Debug|Win32.Build.0 = Debug|Win32
 		{CB80E607-6B6C-345F-9B6D-27AA9123E493}.Debug|x64.ActiveCfg = Debug|Win32
+		{CB80E607-6B6C-345F-9B6D-27AA9123E493}.DebugGTK|Win32.ActiveCfg = Debug|Win32
+		{CB80E607-6B6C-345F-9B6D-27AA9123E493}.DebugGTK|Win32.Build.0 = Debug|Win32
+		{CB80E607-6B6C-345F-9B6D-27AA9123E493}.DebugGTK|x64.ActiveCfg = Debug|Win32
 		{CB80E607-6B6C-345F-9B6D-27AA9123E493}.Release|Win32.ActiveCfg = Debug|Win32
 		{CB80E607-6B6C-345F-9B6D-27AA9123E493}.Release|x64.ActiveCfg = Debug|Win32
 		{43564684-75A9-41FE-847B-BF8514C14571}.Debug|Win32.ActiveCfg = Debug|Win32
 		{43564684-75A9-41FE-847B-BF8514C14571}.Debug|Win32.Build.0 = Debug|Win32
 		{43564684-75A9-41FE-847B-BF8514C14571}.Debug|x64.ActiveCfg = Debug|Win32
+		{43564684-75A9-41FE-847B-BF8514C14571}.DebugGTK|Win32.ActiveCfg = Debug|Win32
+		{43564684-75A9-41FE-847B-BF8514C14571}.DebugGTK|x64.ActiveCfg = Debug|Win32
 		{43564684-75A9-41FE-847B-BF8514C14571}.Release|Win32.ActiveCfg = Debug|Win32
 		{43564684-75A9-41FE-847B-BF8514C14571}.Release|x64.ActiveCfg = Debug|Win32
 		{CB863607-6B6C-0000-0000-000000001234}.Debug|Win32.ActiveCfg = Debug|Win32
 		{CB863607-6B6C-0000-0000-000000001234}.Debug|Win32.Build.0 = Debug|Win32
 		{CB863607-6B6C-0000-0000-000000001234}.Debug|x64.ActiveCfg = Debug|Win32
+		{CB863607-6B6C-0000-0000-000000001234}.DebugGTK|Win32.ActiveCfg = Debug|Win32
+		{CB863607-6B6C-0000-0000-000000001234}.DebugGTK|x64.ActiveCfg = Debug|Win32
 		{CB863607-6B6C-0000-0000-000000001234}.Release|Win32.ActiveCfg = Debug|Win32
 		{CB863607-6B6C-0000-0000-000000001234}.Release|Win32.Build.0 = Debug|Win32
 		{CB863607-6B6C-0000-0000-000000001234}.Release|x64.ActiveCfg = Debug|Win32
 		{CB863607-6B6C-0000-0000-678900001234}.Debug|Win32.ActiveCfg = Debug|Win32
 		{CB863607-6B6C-0000-0000-678900001234}.Debug|Win32.Build.0 = Debug|Win32
 		{CB863607-6B6C-0000-0000-678900001234}.Debug|x64.ActiveCfg = Debug|Win32
+		{CB863607-6B6C-0000-0000-678900001234}.DebugGTK|Win32.ActiveCfg = Debug|Win32
+		{CB863607-6B6C-0000-0000-678900001234}.DebugGTK|x64.ActiveCfg = Debug|Win32
 		{CB863607-6B6C-0000-0000-678900001234}.Release|Win32.ActiveCfg = Debug|Win32
 		{CB863607-6B6C-0000-0000-678900001234}.Release|Win32.Build.0 = Debug|Win32
 		{CB863607-6B6C-0000-0000-678900001234}.Release|x64.ActiveCfg = Debug|Win32
 		{CB863607-6B6C-0000-1234-000000001234}.Debug|Win32.ActiveCfg = Debug|Win32
 		{CB863607-6B6C-0000-1234-000000001234}.Debug|Win32.Build.0 = Debug|Win32
 		{CB863607-6B6C-0000-1234-000000001234}.Debug|x64.ActiveCfg = Debug|Win32
+		{CB863607-6B6C-0000-1234-000000001234}.DebugGTK|Win32.ActiveCfg = Debug|Win32
+		{CB863607-6B6C-0000-1234-000000001234}.DebugGTK|x64.ActiveCfg = Debug|Win32
 		{CB863607-6B6C-0000-1234-000000001234}.Release|Win32.ActiveCfg = Debug|Win32
 		{CB863607-6B6C-0000-1234-000000001234}.Release|Win32.Build.0 = Debug|Win32
 		{CB863607-6B6C-0000-1234-000000001234}.Release|x64.ActiveCfg = Debug|Win32
 		{CB863607-6B6C-0000-7689-000000001234}.Debug|Win32.ActiveCfg = Debug|Win32
 		{CB863607-6B6C-0000-7689-000000001234}.Debug|Win32.Build.0 = Debug|Win32
 		{CB863607-6B6C-0000-7689-000000001234}.Debug|x64.ActiveCfg = Debug|Win32
+		{CB863607-6B6C-0000-7689-000000001234}.DebugGTK|Win32.ActiveCfg = Debug|Win32
+		{CB863607-6B6C-0000-7689-000000001234}.DebugGTK|x64.ActiveCfg = Debug|Win32
 		{CB863607-6B6C-0000-7689-000000001234}.Release|Win32.ActiveCfg = Debug|Win32
 		{CB863607-6B6C-0000-7689-000000001234}.Release|Win32.Build.0 = Debug|Win32
 		{CB863607-6B6C-0000-7689-000000001234}.Release|x64.ActiveCfg = Debug|Win32
 		{CB86E507-6B6C-4FDF-9B6D-27AA123AE463}.Debug|Win32.ActiveCfg = Debug|Win32
 		{CB86E507-6B6C-4FDF-9B6D-27AA123AE463}.Debug|Win32.Build.0 = Debug|Win32
 		{CB86E507-6B6C-4FDF-9B6D-27AA123AE463}.Debug|x64.ActiveCfg = Debug|Win32
+		{CB86E507-6B6C-4FDF-9B6D-27AA123AE463}.DebugGTK|Win32.ActiveCfg = Debug|Win32
+		{CB86E507-6B6C-4FDF-9B6D-27AA123AE463}.DebugGTK|Win32.Build.0 = Debug|Win32
+		{CB86E507-6B6C-4FDF-9B6D-27AA123AE463}.DebugGTK|x64.ActiveCfg = Debug|Win32
 		{CB86E507-6B6C-4FDF-9B6D-27AA123AE463}.Release|Win32.ActiveCfg = Debug|Win32
 		{CB86E507-6B6C-4FDF-9B6D-27AA123AE463}.Release|Win32.Build.0 = Debug|Win32
 		{CB86E507-6B6C-4FDF-9B6D-27AA123AE463}.Release|x64.ActiveCfg = Debug|Win32
 		{909637FA-8229-45A9-9F42-53D8ED5F91C5}.Debug|Win32.ActiveCfg = Debug|Win32
 		{909637FA-8229-45A9-9F42-53D8ED5F91C5}.Debug|Win32.Build.0 = Debug|Win32
 		{909637FA-8229-45A9-9F42-53D8ED5F91C5}.Debug|x64.ActiveCfg = Debug|Win32
+		{909637FA-8229-45A9-9F42-53D8ED5F91C5}.DebugGTK|Win32.ActiveCfg = Debug|Win32
+		{909637FA-8229-45A9-9F42-53D8ED5F91C5}.DebugGTK|Win32.Build.0 = Debug|Win32
+		{909637FA-8229-45A9-9F42-53D8ED5F91C5}.DebugGTK|x64.ActiveCfg = Debug|Win32
 		{909637FA-8229-45A9-9F42-53D8ED5F91C5}.Release|Win32.ActiveCfg = Debug|Win32
 		{909637FA-8229-45A9-9F42-53D8ED5F91C5}.Release|Win32.Build.0 = Debug|Win32
 		{909637FA-8229-45A9-9F42-53D8ED5F91C5}.Release|x64.ActiveCfg = Debug|Win32
 		{328002C9-0726-4BB5-AD09-1BA1DC96F912}.Debug|Win32.ActiveCfg = Debug|Win32
 		{328002C9-0726-4BB5-AD09-1BA1DC96F912}.Debug|Win32.Build.0 = Debug|Win32
 		{328002C9-0726-4BB5-AD09-1BA1DC96F912}.Debug|x64.ActiveCfg = Debug|Win32
+		{328002C9-0726-4BB5-AD09-1BA1DC96F912}.DebugGTK|Win32.ActiveCfg = Debug|Win32
+		{328002C9-0726-4BB5-AD09-1BA1DC96F912}.DebugGTK|Win32.Build.0 = Debug|Win32
+		{328002C9-0726-4BB5-AD09-1BA1DC96F912}.DebugGTK|x64.ActiveCfg = Debug|Win32
 		{328002C9-0726-4BB5-AD09-1BA1DC96F912}.Release|Win32.ActiveCfg = Debug|Win32
 		{328002C9-0726-4BB5-AD09-1BA1DC96F912}.Release|Win32.Build.0 = Debug|Win32
 		{328002C9-0726-4BB5-AD09-1BA1DC96F912}.Release|x64.ActiveCfg = Debug|Win32
 		{99675DC2-A7EE-4BC8-B7E7-CD437D4FAC3B}.Debug|Win32.ActiveCfg = Debug|Win32
 		{99675DC2-A7EE-4BC8-B7E7-CD437D4FAC3B}.Debug|Win32.Build.0 = Debug|Win32
 		{99675DC2-A7EE-4BC8-B7E7-CD437D4FAC3B}.Debug|x64.ActiveCfg = Debug|Win32
+		{99675DC2-A7EE-4BC8-B7E7-CD437D4FAC3B}.DebugGTK|Win32.ActiveCfg = Debug|Win32
+		{99675DC2-A7EE-4BC8-B7E7-CD437D4FAC3B}.DebugGTK|Win32.Build.0 = Debug|Win32
+		{99675DC2-A7EE-4BC8-B7E7-CD437D4FAC3B}.DebugGTK|x64.ActiveCfg = Debug|Win32
 		{99675DC2-A7EE-4BC8-B7E7-CD437D4FAC3B}.Release|Win32.ActiveCfg = Debug|Win32
 		{99675DC2-A7EE-4BC8-B7E7-CD437D4FAC3B}.Release|Win32.Build.0 = Debug|Win32
 		{99675DC2-A7EE-4BC8-B7E7-CD437D4FAC3B}.Release|x64.ActiveCfg = Debug|Win32
diff --git a/mak.vc9/im_copy.vcproj b/mak.vc9/im_copy.vcproj
index d9bc064..c538ec6 100644
--- a/mak.vc9/im_copy.vcproj
+++ b/mak.vc9/im_copy.vcproj
@@ -69,6 +69,7 @@
 				OutputFile="$(OutDir)\$(ProjectName).exe"
 				LinkIncremental="1"
 				AdditionalLibraryDirectories="D:\LNG\WMFSDK9\lib;../lib"
+				GenerateManifest="false"
 				GenerateDebugInformation="true"
 				ProgramDatabaseFile="$(TargetDir)$(TargetName).pdb"
 				SubSystem="1"
diff --git a/mak.vc9/im_info.vcproj b/mak.vc9/im_info.vcproj
index 7cdd700..ffd3943 100644
--- a/mak.vc9/im_info.vcproj
+++ b/mak.vc9/im_info.vcproj
@@ -69,6 +69,7 @@
 				OutputFile="$(OutDir)\$(ProjectName).exe"
 				LinkIncremental="1"
 				AdditionalLibraryDirectories="D:\LNG\WMFSDK9\lib;../lib"
+				GenerateManifest="false"
 				GenerateDebugInformation="true"
 				ProgramDatabaseFile="$(TargetDir)$(TargetName).pdb"
 				SubSystem="1"
diff --git a/mak.vc9/im_view.vcproj b/mak.vc9/im_view.vcproj
index e7642c7..6ae9671 100644
--- a/mak.vc9/im_view.vcproj
+++ b/mak.vc9/im_view.vcproj
@@ -69,6 +69,7 @@
 				OutputFile="$(OutDir)\$(ProjectName).exe"
 				LinkIncremental="1"
 				AdditionalLibraryDirectories="../lib;../../iup/lib;../../cd/lib"
+				GenerateManifest="false"
 				GenerateDebugInformation="true"
 				ProgramDatabaseFile="$(TargetDir)$(TargetName).pdb"
 				SubSystem="1"
diff --git a/src/im.def b/src/im.def
index 41aa175..6efacc4 100644
--- a/src/im.def
+++ b/src/im.def
@@ -118,6 +118,7 @@ EXPORTS
   imImageSetPalette
   imImageCopy
   imImageCopyData
+  imImageCopyPlane
   imImageCreateBased
   imImageAddAlpha
   imDibToHBitmap
diff --git a/src/im_image.cpp b/src/im_image.cpp
index 1fb993d..7bbeff1 100644
--- a/src/im_image.cpp
+++ b/src/im_image.cpp
@@ -2,7 +2,7 @@
  * \brief Image Manipulation
  *
  * See Copyright Notice in im_lib.h
- * $Id: im_image.cpp,v 1.4 2009/08/13 22:34:25 scuri Exp $
+ * $Id: im_image.cpp,v 1.5 2009/12/25 22:43:50 scuri Exp $
  */
 
 #include <stdlib.h>
@@ -302,6 +302,15 @@ void imImageCopyData(const imImage* src_image, imImage* dst_image)
   }
 }
 
+void imImageCopyPlane(const imImage* src_image, int src_plane, imImage* dst_image, int dst_plane)
+{
+  assert(src_image);
+  assert(dst_image);
+  assert(imImageMatch(src_image, dst_image));
+
+  memcpy(dst_image->data[src_plane], src_image->data[dst_plane], src_image->plane_size);
+}
+
 imImage* imImageDuplicate(const imImage* image)
 {
   assert(image);
diff --git a/src/lua5/imlua_image.c b/src/lua5/imlua_image.c
index 40b1e9c..32a3080 100644
--- a/src/lua5/imlua_image.c
+++ b/src/lua5/imlua_image.c
@@ -2,7 +2,7 @@
  * \brief IM Lua 5 Binding
  *
  * See Copyright Notice in im_lib.h
- * $Id: imlua_image.c,v 1.5 2009/09/25 18:40:31 scuri Exp $
+ * $Id: imlua_image.c,v 1.6 2009/12/25 22:43:50 scuri Exp $
  */
 
 #include <string.h>
@@ -166,6 +166,28 @@ static int imluaImageCopyData (lua_State *L)
   return 0;
 }
 
+/*****************************************************************************\
+ image:CopyPlane()
+\*****************************************************************************/
+static int imluaImageCopyPlane(lua_State *L)
+{
+  imImage* src_image = imlua_checkimage(L, 1);
+  int src_plane = luaL_checkint(L, 2);
+  imImage* dst_image = imlua_checkimage(L, 3);
+  int dst_plane = luaL_checkint(L, 4);
+
+  imlua_match(L, src_image, dst_image);
+
+  if (src_plane < 0 || src_plane >= src_image->depth)
+    luaL_argerror(L, 2, "invalid source channel, out of bounds");
+
+  if (dst_plane < 0 || dst_plane >= dst_image->depth)
+    luaL_argerror(L, 4, "invalid destiny channel, out of bounds");
+
+  imImageCopyPlane(src_image, src_plane, dst_image, dst_plane);
+  return 0;
+}
+
 /*****************************************************************************\
  image:Duplicate()
 \*****************************************************************************/
@@ -992,6 +1014,7 @@ static const luaL_reg imimage_metalib[] = {
   {"Reshape", imluaImageReshape},
   {"Copy", imluaImageCopy},
   {"CopyData", imluaImageCopyData},
+  {"CopyPlane", imluaImageCopyPlane},
   {"Duplicate", imluaImageDuplicate},
   {"Clone", imluaImageClone},
   {"SetAttribute", imluaImageSetAttribute},
-- 
cgit v1.2.3