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TBD

Type

incorrect functionality

Attached Files

vtkPNGWriter.diff [^] (1,297 bytes) 2011-03-16 10:40 [Show Content] [Hide Content]

--- IO/vtkPNGWriter.h.orig	2011-03-16 12:18:56.000000000 +0100
+++ IO/vtkPNGWriter.h	2011-03-16 15:29:25.000000000 +0100
@@ -51,12 +51,21 @@
   virtual void SetResult(vtkUnsignedCharArray*);
   vtkGetObjectMacro(Result, vtkUnsignedCharArray);
 
+  // Description:
+  // Set/Get the zlib compression level.
+  // The range is 0-6, with 0 meaning no compression
+  // and largest image size, and 6 meaning compression
+  // and smaller image size. The default is 3.
+  vtkSetClampMacro(CompressionLevel, int, 0, 9);
+  vtkGetMacro(CompressionLevel, int);
+
 protected:
   vtkPNGWriter();
   ~vtkPNGWriter();
   
   void WriteSlice(vtkImageData *data);
   unsigned int WriteToMemory;
+  int CompressionLevel;
   vtkUnsignedCharArray *Result;
   FILE *TempFP;
   
--- IO/vtkPNGWriter.cxx.orig	2011-03-16 12:18:51.000000000 +0100
+++ IO/vtkPNGWriter.cxx	2011-03-16 15:38:31.000000000 +0100
@@ -29,6 +29,7 @@
   this->FileLowerLeft = 1;
   this->FileDimensionality = 2;
   this->WriteToMemory = 0;
+  this->CompressionLevel = 0;
   this->Result = 0;
   this->TempFP = 0;
 }
@@ -185,6 +186,8 @@
     vtkErrorMacro(<<"Unable to write PNG file!");
     return;
     }
+
+  png_set_compression_level(png_ptr, CompressionLevel);
   
   png_infop info_ptr = png_create_info_struct(png_ptr);
   if (!info_ptr)

vtkPNGWriter_corrected.diff [^] (1,302 bytes) 2011-03-16 10:43 [Show Content] [Hide Content]

--- IO/vtkPNGWriter.h.orig	2011-03-16 12:18:56.000000000 +0100
+++ IO/vtkPNGWriter.h	2011-03-16 15:41:57.000000000 +0100
@@ -51,12 +51,21 @@
   virtual void SetResult(vtkUnsignedCharArray*);
   vtkGetObjectMacro(Result, vtkUnsignedCharArray);
 
+  // Description:
+  // Set/Get the zlib compression level.
+  // The range is 0-9, with 0 meaning no compression
+  // and largest image size, and 9 meaning best compression
+  // and smaller image size. The default is 0.
+  vtkSetClampMacro(CompressionLevel, int, 0, 9);
+  vtkGetMacro(CompressionLevel, int);
+
 protected:
   vtkPNGWriter();
   ~vtkPNGWriter();
   
   void WriteSlice(vtkImageData *data);
   unsigned int WriteToMemory;
+  int CompressionLevel;
   vtkUnsignedCharArray *Result;
   FILE *TempFP;
   
--- IO/vtkPNGWriter.cxx.orig	2011-03-16 12:18:51.000000000 +0100
+++ IO/vtkPNGWriter.cxx	2011-03-16 15:38:31.000000000 +0100
@@ -29,6 +29,7 @@
   this->FileLowerLeft = 1;
   this->FileDimensionality = 2;
   this->WriteToMemory = 0;
+  this->CompressionLevel = 0;
   this->Result = 0;
   this->TempFP = 0;
 }
@@ -185,6 +186,8 @@
     vtkErrorMacro(<<"Unable to write PNG file!");
     return;
     }
+
+  png_set_compression_level(png_ptr, CompressionLevel);
   
   png_infop info_ptr = png_create_info_struct(png_ptr);
   if (!info_ptr)

Relationships

Notes
(0025792) Pietro Cerutti (reporter) 2011-03-16 10:44	Please disregards the first patch, it contains typos in the comment lines.

(0030914) Jean-Christophe Fillion-Robin (manager) 2013-06-05 15:44	Would be great if you could submit a patch using Gerrit. For more details see http://www.vtk.org/Wiki/VTK/Git/Develop [^] Thanks Jc

Issue History
Date Modified	Username	Field	Change
2011-03-16 10:40	Pietro Cerutti	New Issue
2011-03-16 10:40	Pietro Cerutti	File Added: vtkPNGWriter.diff
2011-03-16 10:43	Pietro Cerutti	File Added: vtkPNGWriter_corrected.diff
2011-03-16 10:44	Pietro Cerutti	Note Added: 0025792
2011-06-16 13:12	Zack Galbreath	Category	Development => (No Category)
2013-06-05 15:44	Jean-Christophe Fillion-Robin	Note Added: 0030914
2013-07-10 10:01	Dave DeMarle	Assigned To	=> Dave DeMarle
2013-07-10 10:01	Dave DeMarle	Status	backlog => tabled
2013-07-10 10:04	Dave DeMarle	Project	=> TBD
2013-07-10 10:04	Dave DeMarle	Type	=> incorrect functionality
2013-07-10 10:04	Dave DeMarle	Status	tabled => closed
2013-07-10 10:04	Dave DeMarle	Resolution	open => fixed
2013-07-10 10:04	Dave DeMarle	Product Version	=> 6.0.0
2013-07-10 10:04	Dave DeMarle	Fixed in Version	=> 6.1.0
2013-07-10 10:04	Dave DeMarle	Additional Information Updated