Added TIFF codec version reporting in logfile and updated return sign…

…ature for getCodecVersion() function.

Also code cleanups for OpenJPEGImage and KakaduImage classes.

ChangeLog

@@ -1,3 +1,8 @@
+24/09/2024:
+	- Added TIFF codec version reporting in logfile and updated return signature for getCodecVersion() function.
+	  Also code cleanups for OpenJPEGImage and KakaduImage classes.
+
+
 13/09/2024:
 	- Updated XYZ to sRGB conversion matrix to use that in the official IEC 61966-2-1 specification
 

src/IIPImage.h

@@ -468,7 +468,7 @@ class IIPImage {
 
   /// Get codec version
   /** @return codec version */
-  static const char* getCodecVersion(){ return "0.0.0"; };
+  static std::string getCodecVersion(){ return "0.0.0"; };
 
 
   /// Comparison equality operator

src/JTL.cc

@@ -83,7 +83,7 @@ void JTL::send( Session* session, int resolution, int tile ){
 #ifdef HAVE_WEBP
   else if( session->view->output_format == ImageEncoding::WEBP ) compressor = session->webp;
 #endif
-  #ifdef HAVE_AVIF
+#ifdef HAVE_AVIF
   else if( session->view->output_format == ImageEncoding::AVIF ) compressor = session->avif;
 #endif
   else compressor = session->jpeg;

src/KakaduImage.cc

@@ -250,9 +250,9 @@ void KakaduImage::loadImageInfo( int seq, int ang )
   logfile << "Kakadu :: Capture Resolution : " << dpi_x << "x" << dpi_y << " pixels/cm" << endl;
 #endif
 
-  // Loop through each resolution and calculate the image dimensions - 
+  // Loop through each resolution and calculate the image dimensions -
   // We calculate ourselves rather than relying on get_dims() to force a similar
-  // behaviour to TIFF with resolutions at floor(x/2) rather than Kakadu's default ceil(x/2) 
+  // behaviour to TIFF with resolutions at floor(x/2) rather than Kakadu's default ceil(x/2)
   for( unsigned int c=1; c<numResolutions; c++ ){
     //    codestream.apply_input_restrictions(0,0,c,1,NULL,KDU_WANT_OUTPUT_COMPONENTS);
     //    kdu_dims layers;

src/KakaduImage.h

@@ -9,7 +9,7 @@
     Culture of the Czech Republic.
 
 
-    Copyright (C) 2009-2023 IIPImage.
+    Copyright (C) 2009-2024 IIPImage.
     Author: Ruven Pillay
 
     This program is free software; you can redistribute it and/or modify
@@ -139,7 +139,7 @@ class KakaduImage : public IIPImage {
 
   /// Get codec version
   /** @return codec version */
-  static const char* getCodecVersion(){ return kdu_get_core_version(); };
+  static std::string getCodecVersion(){ return kdu_get_core_version(); };
 
 
   /// Overloaded function for opening a TIFF image

src/Main.cc

@@ -424,6 +424,7 @@ int main( int argc, char *argv[] )
     logfile << "Setting ICC profile embedding to " << (embed_icc? "true" : "false") << endl;
     logfile << "Setting codec passthrough to " << (IIPImage::codec_passthrough? "true" : "false") << endl;
     if( !copyright.empty() ) logfile << "Setting default rights/copyright statement to '" << copyright << "'" << endl;
+    logfile << "Setting up TIFF support via " << TPTImage::getCodecVersion() << endl;
 #ifdef HAVE_KAKADU
     logfile << "Setting up JPEG2000 support via Kakadu SDK " << KakaduImage::getCodecVersion() << endl;
     logfile << "Setting Kakadu read-mode to " << ((kdu_readmode==2) ? "resilient" : (kdu_readmode==1) ? "fussy" : "fast") << endl;

src/OpenJPEGImage.cc

@@ -187,9 +187,9 @@ void OpenJPEGImage::loadImageInfo( int seq, int ang )
   logfile << "OpenJPEG :: Resolution : " << w << "x" << h << endl;
 #endif
 
-  // Loop through each resolution and calculate the image dimensions - 
+  // Loop through each resolution and calculate the image dimensions -
   // We force a similar behaviour to TIFF with resolutions at floor(x/2)
-  // rather than OpenJPEG's default ceil(x/2) 
+  // rather than OpenJPEG's default ceil(x/2)
   for( unsigned int c=1; c<numResolutions; c++ ){
     w = floor( w/2.0 );
     h = floor( h/2.0 );
@@ -274,7 +274,7 @@ void OpenJPEGImage::loadImageInfo( int seq, int ang )
     if( bpc == 16 ) max.push_back( 65535.0 );
     else max.push_back( 255.0 );
   }
-  
+
   // Indicate that our metadata has been read
   isSet = true;
 
@@ -310,7 +310,7 @@ RawTile OpenJPEGImage::getTile( int seq, int ang, unsigned int res, int layers,
 
   unsigned int tw = tile_widths[0];
   unsigned int th = tile_heights[0];
-  
+
   // Get the width and height for last row and column tiles
   unsigned int rem_x = image_widths[vipsres] % tile_widths[0];
   unsigned int rem_y = image_heights[vipsres] % tile_heights[0];
@@ -339,7 +339,7 @@ RawTile OpenJPEGImage::getTile( int seq, int ang, unsigned int res, int layers,
   // Calculate the pixel offsets for this tile
   int xoffset = (tile % ntlx) * tile_widths[0];
   int yoffset = (unsigned int) floor((double)(tile/ntlx)) * tile_heights[0];
-  
+
 #ifdef OPENJPEG_DEBUG
   logfile << "OpenJPEG :: Tile size: " << tw << "x" << th << " @" << channels << endl;
 #endif
@@ -372,7 +372,7 @@ RawTile OpenJPEGImage::getRegion( int ha, int va, unsigned int res, int layers,
   unsigned int obpc = bpc;
   if( bpc <= 16 && bpc > 8 ) obpc = 16;
   else if( bpc <= 8 ) obpc = 8;
-  
+
 #ifdef OPENJPEG_DEBUG
   Timer timer;
   timer.start();
@@ -410,7 +410,7 @@ void OpenJPEGImage::process( unsigned int res, int layers, int xoffset, int yoff
   else if( bpc <= 8 ) obpc = 8;
 
   unsigned int factor = 1;                  // Downsampling factor - set it to default value
-  int vipsres = (numResolutions - 1) - res; // Reverse resolution number
+  int vipsres = getNativeResolution( res ); // Reverse resolution number
 
   // Calculate number of extra resolutions needed that have not been encoded in the image
   if( res < virtual_levels ){
@@ -488,10 +488,10 @@ void OpenJPEGImage::process( unsigned int res, int layers, int xoffset, int yoff
   // Copy our decoded data by looping over all pixels
   size_t n = 0;
 
-  for( unsigned int j=0; j < th; j += factor ){
-    for( unsigned int i = 0; i < tw; i += factor ){
+  for( unsigned int j=0; j<th; j+=factor ){
+    for( unsigned int i=0; i<tw; i+=factor ){
       size_t index = tw*j + i;
-      for( unsigned int k = 0; k < channels; k++ ){
+      for( unsigned int k=0; k<channels; k++ ){
         // Handle 16 and 8 bit data:
 	// OpenJPEG's output data is 32 bit unsigned int, so just mask of the bottom 2 bytes
 	// for 16 bit output or bottom 1 byte for 8 bit

src/OpenJPEGImage.h

@@ -135,7 +135,7 @@ class OpenJPEGImage : public IIPImage {
 
   /// Get codec version
   /** @return codec version */
-  static const char* getCodecVersion(){ return opj_version(); };
+  static std::string getCodecVersion(){ return opj_version(); };
 
 
 };

src/TPTImage.h

@@ -56,16 +56,19 @@ class TPTImage : public IIPImage {
   /// Constructor
   TPTImage():IIPImage(), tiff( NULL ) {};
 
+
   /// Constructor
   /** @param path image path
    */
   TPTImage( const std::string& path ): IIPImage(path), tiff(NULL), subifd_ifd(0) {};
 
+
   /// Copy Constructor
   /** @param image IIPImage object
    */
   TPTImage( const TPTImage& image ): IIPImage(image), tiff(NULL), subifd_ifd(0) {};
 
+
   /// Assignment Operator
   /** @param image TPTImage object
    */
@@ -78,29 +81,46 @@ class TPTImage : public IIPImage {
     return *this;
   }
 
+
   /// Construct from an IIPImage object
   /** @param image IIPImage object
    */
   TPTImage( const IIPImage& image ): IIPImage(image), tiff(NULL), subifd_ifd(0) {};
 
+
   /// Destructor
   ~TPTImage() { closeImage(); };
 
+
   /// Overloaded static function for seting up logging for codec library
   static void setupLogging();
 
+
+  /// Get codec version
+  /** @return codec version */
+  static std::string getCodecVersion(){
+    std::string version = std::string( TIFFGetVersion() );
+    // Strip off everything after newline
+    version = version.substr( 0, version.find_first_of("\n") );
+    return version;
+  }
+
+
   /// Overloaded function for opening a TIFF image
   void openImage();
 
+
   /// Overloaded function for loading TIFF image information
   /** @param x horizontal sequence angle
       @param y vertical sequence angle
    */
   void loadImageInfo( int x, int y );
 
+
   /// Overloaded function for closing a TIFF image
   void closeImage();
 
+
   /// Overloaded function for getting a particular tile
   /** @param x horizontal sequence angle
       @param y vertical sequence angle