Improved comments.

[libdcp.git] / src / modified_gamma_transfer_function.h

diff --git a/src/modified_gamma_transfer_function.h b/src/modified_gamma_transfer_function.h
index 0e9716a818123a065ab18ad7601b70df1c2fd86b..70018cbf6be197529508f3dcd2d15c9a7d1c011a 100644 (file)
--- a/src/modified_gamma_transfer_function.h
+++ b/src/modified_gamma_transfer_function.h
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2012-2014 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2012-2021 Carl Hetherington <cth@carlh.net>
 
     This file is part of libdcp.
 
@@ -15,16 +15,34 @@
 
     You should have received a copy of the GNU General Public License
     along with libdcp.  If not, see <http://www.gnu.org/licenses/>.
+
+    In addition, as a special exception, the copyright holders give
+    permission to link the code of portions of this program with the
+    OpenSSL library under certain conditions as described in each
+    individual source file, and distribute linked combinations
+    including the two.
+
+    You must obey the GNU General Public License in all respects
+    for all of the code used other than OpenSSL.  If you modify
+    file(s) with this exception, you may extend this exception to your
+    version of the file(s), but you are not obligated to do so.  If you
+    do not wish to do so, delete this exception statement from your
+    version.  If you delete this exception statement from all source
+    files in the program, then also delete it here.
 */
 
+
 /** @file  src/modified_gamma_transfer_function.h
- *  @brief ModifiedGammaTransferFunction class.
+ *  @brief ModifiedGammaTransferFunction class
  */
 
+
 #include "transfer_function.h"
 
+
 namespace dcp {
 
+
 /** A transfer function which for an input x gives a linear output y where
  *
  *  y = x / B                      for x <= threshold
@@ -56,7 +74,7 @@ public:
                return _B;
        }
 
-       bool about_equal (boost::shared_ptr<const TransferFunction>, double epsilon) const;
+       bool about_equal (std::shared_ptr<const TransferFunction>, double epsilon) const;
 
 protected:
        double * make_lut (int bit_depth, bool inverse) const;
@@ -68,4 +86,5 @@ private:
        double _B;
 };
 
+
 }