ENH: Add HTJP2K support for jph files

blowekamp · Dec 4, 2024 · b52c2a6 · b52c2a6
1 parent f3da5f6
commit b52c2a6
Showing 1 changed file with 11 additions and 1 deletion.
diff --git a/Modules/IO/JPEG2000/src/itkJPEG2000ImageIO.cxx b/Modules/IO/JPEG2000/src/itkJPEG2000ImageIO.cxx
@@ -96,6 +96,11 @@ JPEG2000ImageIO::JPEG2000ImageIO()
     this->AddSupportedWriteExtension(ext);
     this->AddSupportedReadExtension(ext);
   }
+
+#if OPJ_VERSION_MAJOR >= 2 && OPJ_VERSION_MINOR >= 5
+  // HTJ2K with JP2 boxes OpenJPEG only support decoding as of 2.5.0
+  this->AddSupportedReadExtension(".jph");
+#endif
 }
 
 JPEG2000ImageIO::~JPEG2000ImageIO() = default;
@@ -112,7 +117,7 @@ JPEG2000ImageIO::CanReadFile(const char * filename)
   itkDebugMacro("JPEG2000ImageIO::CanReadFile()");
 
   //
-  // If the file exists, and have extension .j2k or jp2 or jpt, then we are good
+  // If the file exists, and have extension j2k or jp2 or jpt or jph, then we are good
   // to read it.
   //
   if (!itksys::SystemTools::FileExists(filename))
@@ -168,6 +173,11 @@ JPEG2000ImageIO::ReadImageInformation()
     this->m_Internal->m_DecompressionParameters.decod_format =
       static_cast<int>(JPEG2000ImageIOInternal::DecodingFormatEnum::JPT_CFMT);
   }
+  else if (extension == ".jph")
+  {
+    this->m_Internal->m_DecompressionParameters.decod_format =
+      static_cast<int>(JPEG2000ImageIOInternal::DecodingFormatEnum::JP2_CFMT);
+  }
 
   switch (this->m_Internal->m_DecompressionParameters.decod_format)
   {