WIP start stubbing and defining time quantisation and timecode entities

.gitignore

@@ -20,4 +20,5 @@ autom4te.cache
 semantic.cache
 tests/,*
 wiki/backups/*
+doc/devel/uml/fig128309.png
 m4/*

src/lib/Makefile.am

@@ -62,6 +62,7 @@ liblumiera_la_SOURCES =					\
 	$(liblumiera_la_srcdir)/time.c			\
 	$(liblumiera_la_srcdir)/time/lumitime.cpp	\
 	$(liblumiera_la_srcdir)/time/quantiser.cpp	\
+	$(liblumiera_la_srcdir)/time/timecode.cpp	\
 	$(liblumiera_la_srcdir)/tmpbuf.c		\
 	$(liblumiera_la_srcdir)/util.cpp
 

src/lib/time/formats.hpp

@@ -0,0 +1,124 @@
+/*
+  FORMATS.hpp  -  formats for displaying and specifying time
+
+  Copyright (C)         Lumiera.org
+    2010,               Hermann Vosseler <Ichthyostega@web.de>
+
+  This program is free software; you can redistribute it and/or
+  modify it under the terms of the GNU General Public License as
+  published by the Free Software Foundation; either version 2 of
+  the License, or (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+
+#ifndef LIB_TIME_FORMATS_H
+#define LIB_TIME_FORMATS_H
+
+#include "lib/time/timevalue.hpp"
+
+//#include <boost/operators.hpp>
+#include <string>
+
+
+namespace lib {
+namespace time {
+  
+  
+  /**
+   * descriptor for a time representation format (ABC).
+   * A time format describes how to specify time; it allows
+   * to format a time value and to parse a textual representation.
+   * @note while Format is an generic descriptor, the actual
+   *       TCode (timecode) values are time values, which \em
+   *       use a specific format, given as template parameter
+   * 
+   * @todo WIP-WIP-WIP
+   */
+  class Format
+    {
+      
+    public:
+      virtual ~Format();
+    };
+  
+  namespace format {
+    
+    /** 
+     * Frame count as timecode format.
+     * An integral number used to count frames
+     * can be used as a simple from of time code.
+     * Indeed the Lumiera backend mostly relies on
+     * these frame counts. As with any timecode, the
+     * underlying framerate/quantisation remains implicit.
+     */
+    class Frames
+      : public Format
+      {
+        
+      };
+    
+    
+    /**
+     * Widely used standard media timecode format.
+     * A SMPTE timestamp addresses individual frames,
+     * by specifying time as hour-minute-second plus the
+     * frame number within the actual second.
+     */
+    class Smpte
+      : public Format
+      {
+        
+      };
+    
+    
+    /**
+     * The informal hours-minutes-seconds-millisecond timecode.
+     * As such, this timecode is quantisation agnostic, but usually
+     * it is used to address some frame or block or otherwise quantised
+     * entity in time. HMS-Timecode is similar to SMPTE, but uses a
+     * floating point milliseconds value instead of the frame count
+     */
+    class Hms
+      : public Format
+      {
+        
+      };
+    
+    
+    /**
+     * Simple timecode specification as fractional seconds.
+     * Similar to HMS, a specification of seconds is quantisation agnostic,
+     * but usually some implicit quantisation is used anyway, be it on actual
+     * data frames, audio frames, or just on some smaller time interval, e.g.
+     * full milliseconds.
+     * @note Seconds is implemented as rational number and thus uses
+     *       decimal format, not the usual sexagesimal time format
+     */
+    class Seconds
+      : public Format
+      {
+        TimeFract secs_;
+      };
+    
+    
+    
+    /* ==== predefined constants for specifying the format to use ==== */
+      
+    static const Seconds SECONDS;
+    static const Frames  FRAMES;
+    static const Smpte   SMPTE;
+    static const Hms     HMS;
+  
+  
+}}} // lib::time::format
+#endif

src/lib/time/lumitime.cpp

@@ -56,7 +56,7 @@ namespace time {
   
   /** convenience constructor to build an
    *  internal Lumiera Time value from the usual parts
-   *  of an hexagesimal time specification. Arbitrary integral
+   *  of an sexagesimal time specification. Arbitrary integral
    *  values are acceptable and will be summed up accordingly.
    *  The minute and hour part can be omitted.
    * @warning internal Lumiera time values refer to an

src/lib/time/quantiser.hpp

@@ -25,6 +25,7 @@
 #define LIB_TIME_QUANTISER_H
 
 #include "lib/time/timevalue.hpp"
+#include "lib/time/formats.hpp"
 
 //#include <boost/operators.hpp>
 #include <string>
@@ -47,5 +48,24 @@ namespace time {
   
   
   
+  /**
+   * Simple stand-alone Quantiser implementation for debugging and test.
+   * This is a self-contained quantiser implementation without any implicit
+   * referral to the Lumiera session. It is mainly intended for simplified unit testing.
+   * @warning real GUI and Proc-Layer code should always prefer to build a real quantiser,
+   * which referres some TimeGrid definition within the session. Basically, the overall
+   * purpose of the time-quantisation framework is to enforce such a link to a specific
+   * time and quantisation scale and to prevent "wild and uncoordinated" rounding attempts.
+   */
+  class FixedFrameQuantiser
+    : public Quantiser
+    {
+      
+    public:
+      FixedFrameQuantiser (TimeFract frames_per_second);
+    };
+  
+  
+  
 }} // lib::time
 #endif

src/lib/time/timecode.cpp

@@ -0,0 +1,44 @@
+/*
+  Timecode  -  implementation of fixed grid aligned time specifications
+
+  Copyright (C)         Lumiera.org
+    2010,               Hermann Vosseler <Ichthyostega@web.de>
+
+  This program is free software; you can redistribute it and/or
+  modify it under the terms of the GNU General Public License as
+  published by the Free Software Foundation; either version 2 of
+  the License, or (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+* *****************************************************/
+
+
+#include "lib/lumitime.hpp"
+#include "lib/time/timecode.hpp"
+#include "lib/time/timequant.hpp"
+#include "lib/time/formats.hpp"
+
+using std::string;
+
+
+namespace lib {
+namespace time {
+  
+  
+  Format::~Format() { }  // emit VTable here....
+  
+  
+  /** */
+  
+  
+  
+}} // lib::time
+  

src/lib/time/timecode.hpp

@@ -25,6 +25,7 @@
 #define LIB_TIME_TIMECODE_H
 
 #include "lib/time/timevalue.hpp"
+#include "lib/time/formats.hpp"
 
 //#include <boost/operators.hpp>
 #include <string>
@@ -36,9 +37,11 @@ namespace time {
   
   /**
    * fixed format time specification.
-   * 
+   * @param FMT the actual timecode format to use
+   * @see time::Format
    * @todo WIP-WIP-WIP
    */
+  template<class FMT>
   class TCode
     {
       
@@ -46,6 +49,26 @@ namespace time {
     };
   
   
+  class QuTime;
+  
+  /**
+   * A frame counting timecode value.
+   * This is an hard-coded representation of
+   * TCode<format::Frames>, with additional convenience
+   * constructors and conversions, which basically make
+   * FrameNr values interchangeable with integral numbers. 
+   */
+  class FrameNr
+    : public TCode<format::Frames>
+    {
+      
+    public:
+      FrameNr (QuTime const& quantisedTime);
+      
+      operator long()  const;
+    };
+  
+  
   
 }} // lib::time
 #endif

src/lib/time/timequant.hpp

@@ -0,0 +1,58 @@
+/*
+  TIMEQUANT.hpp  -  quantised (grid aligned) time values
+
+  Copyright (C)         Lumiera.org
+    2010,               Hermann Vosseler <Ichthyostega@web.de>
+
+  This program is free software; you can redistribute it and/or
+  modify it under the terms of the GNU General Public License as
+  published by the Free Software Foundation; either version 2 of
+  the License, or (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+
+#ifndef LIB_TIME_TIMEQUQNT_H
+#define LIB_TIME_TIMEQUQNT_H
+
+#include "lib/time/timevalue.hpp"
+#include "lib/time/quantiser.hpp"
+#include "lib/time/timecode.hpp"
+#include "lib/symbol.hpp"
+
+//#include <boost/operators.hpp>
+#include <string>
+
+
+namespace lib {
+namespace time {
+  
+  using lib::Symbol;
+  
+  
+  /**
+   * fixed format time specification.
+   * 
+   * @todo WIP-WIP-WIP
+   */
+  class QuTime
+    {
+      
+    public:
+      QuTime (TimeValue raw, Symbol gridID);
+      QuTime (TimeValue raw, Quantiser const& quantisation_to_use);
+    };
+  
+  
+  
+}} // lib::time
+#endif

src/proc/asset/meta/time-grid.cpp

@@ -113,4 +113,21 @@ namespace meta {
     return AssetManager::instance().wrap (newGrid);
   }
   
+  
+  /* === TimeGrid shortcut builder functions === */
+  
+  PGrid
+  TimeGrid::build (Symbol gridID, TimeFract frames_per_second)
+  {
+    return build (gridID,frames_per_second, Time(0));
+  }
+  
+  
+  PGrid
+  TimeGrid::build (Symbol gridID, TimeFract frames_per_second, Time origin)
+  {
+    UNIMPLEMENTED ("build a trivial time grid");
+  }
+  
+  
 }} // namespace asset::meta

src/proc/asset/meta/time-grid.hpp

@@ -49,12 +49,22 @@
 
 #include "proc/asset/meta.hpp"
 #include "lib/time/timevalue.hpp"
+#include "lib/symbol.hpp"
 
 
 
 namespace asset {
 namespace meta {
   
+  using lib::Symbol;
+  using lib::time::Time;
+  using lib::time::TimeValue;
+  using lib::time::TimeFract;
+  
+  
+  class TimeGrid;
+  typedef lumiera::P<TimeGrid> PGrid;
+  
   
   /**
    * Interface: a grid and scale for time quantisation.
@@ -69,21 +79,18 @@ namespace meta {
       
       // TODO define the TimeGrid API here
       
+      /* === shortcut builder functions === */
+      static PGrid build (Symbol gridID, TimeFract frames_per_second);
+      static PGrid build (Symbol gridID, TimeFract frames_per_second, Time origin);
       
     protected:
       TimeGrid (EntryID<TimeGrid> const&);
     };
     
-  typedef lumiera::P<TimeGrid> PGrid;
   
   
   
   
-  using lib::time::Time;
-  using lib::time::TimeValue;
-  using lib::time::TimeFract;
-  
-  
   template<>
   struct Builder<TimeGrid>
     {

tests/lib/time/time-quantisation-test.cpp

@@ -23,7 +23,8 @@
 
 #include "lib/test/run.hpp"
 #include "lib/test/test-helper.hpp"
-#include "lib/time/quantiser.hpp"
+#include "lib/time/timequant.hpp"
+#include "proc/asset/meta/time-grid.hpp"
 #include "lib/util.hpp"
 
 #include <boost/lexical_cast.hpp>
@@ -33,6 +34,7 @@
 
 using boost::lexical_cast;
 using util::isnil;
+using util::contains;
 //using std::rand;
 using std::cout;
 using std::endl;
@@ -44,6 +46,8 @@ namespace lib {
 namespace time{
 namespace test{
   
+  using asset::meta::TimeGrid;
+  
   
   /********************************************************
    * @test verify handling of quantised time values.
@@ -61,14 +65,14 @@ namespace test{
           TimeValue ref (refval);
           CHECK (Time(0) < ref);
           
-          checkUsage (ref);
+          checkSimpleUsage (ref);
           check_theFullStory (ref);
           checkMultipleGrids (ref);
         } 
       
       
       void
-      checkUsage (TimeValue org)
+      checkSimpleUsage (TimeValue org)
         {
           TimeGrid::build("my_simple_grid", 25);    // "someone" has defined a time grid
           
@@ -88,8 +92,8 @@ namespace test{
           FixedFrameQuantiser fixQ(25);
           QuTime qVal (org, fixQ);
           
-          CHECK (contains (qVal.supportedFormats, format::FRAMES));
+          CHECK (contains (qVal.supportedFormats(), format::FRAMES));
-          CHECK (contains (qVal.supportedFormats, format::SMPTE));
+          CHECK (contains (qVal.supportedFormats(), format::SMPTE));
           
           TCode<format::Smpte> smpteTCode = qVal.formatAs<format::Smpte>();
           showTimeCode (smpteTCode);

uml/lumiera/128517

@@ -1,6 +1,6 @@
 format 58
 "CommonLib" // CommonLib
-  revision 22
+  revision 23
   modified_by 5 "hiv"
   // class settings
   //class diagram settings
@@ -870,21 +870,21 @@ ${inlines}
       idl_decl ""
       explicit_switch_type ""
       
-      classrelation 206341 // <generalisation>
+      classrelation 210693 // <generalisation>
-	relation 195461 ---|>
+	relation 199813 ---|>
 	  a public
 	    cpp default "${type}"
-	    classrelation_ref 206341 // <generalisation>
+	    classrelation_ref 210693 // <generalisation>
-	  b parent class_ref 168837 // Duration
+	  b parent class_ref 134917 // Time
       end
 
-      classrelation 206469 // start (<unidirectional association>)
+      classrelation 210821 // dur_ (<unidirectional association>)
-	relation 195589 --->
+	relation 199941 --->
-	  a role_name "start" protected
+	  a role_name "dur_" multiplicity "1" protected
 	    cpp default "    ${comment}${static}${mutable}${volatile}${const}${type}* ${name}${value};
 "
-	    classrelation_ref 206469 // start (<unidirectional association>)
+	    classrelation_ref 210821 // dur_ (<unidirectional association>)
-	  b parent class_ref 134917 // Time
+	  b parent class_ref 168837 // Duration
       end
     end
 
@@ -916,12 +916,12 @@ ${inlines}
       idl_decl ""
       explicit_switch_type ""
       
-      classrelation 206213 // <generalisation>
+      classrelation 210437 // <generalisation>
-	relation 195333 ---|>
+	relation 199557 ---|>
 	  a public
 	    cpp default "${type}"
-	    classrelation_ref 206213 // <generalisation>
+	    classrelation_ref 210437 // <generalisation>
-	  b parent class_ref 168709 // TimeValue
+	  b parent class_ref 172165 // Offset
       end
     end
 
@@ -1034,6 +1034,14 @@ ${inlines}
 	python_decl ""
 	idl_decl ""
       end
+
+      classrelation 210949 // <generalisation>
+	relation 200069 ---|>
+	  a public
+	    cpp default "${type}"
+	    classrelation_ref 210949 // <generalisation>
+	  b parent class_ref 137093 // Meta
+      end
     end
 
     class 170373 "TimeVar"
@@ -1183,6 +1191,119 @@ ${inlines}
 	  b parent class_ref 169221 // TimeGrid
       end
     end
+
+    class 172165 "Offset"
+      visibility package 
+      cpp_decl "${comment}${template}class ${name}${inherit}
+  {
+${members}  };
+${inlines}
+"
+      java_decl ""
+      php_decl ""
+      python_2_2 python_decl ""
+      idl_decl ""
+      explicit_switch_type ""
+      
+      classrelation 210565 // <generalisation>
+	relation 199685 ---|>
+	  a public
+	    cpp default "${type}"
+	    classrelation_ref 210565 // <generalisation>
+	  b parent class_ref 168709 // TimeValue
+      end
+    end
+
+    class 172293 "Frames"
+      visibility package 
+      cpp_decl "${comment}${template}class ${name}${inherit}
+  {
+${members}  };
+${inlines}
+"
+      java_decl ""
+      php_decl ""
+      python_2_2 python_decl ""
+      idl_decl ""
+      explicit_switch_type ""
+      
+      classrelation 211077 // <generalisation>
+	relation 200197 ---|>
+	  a public
+	    cpp default "${type}"
+	    classrelation_ref 211077 // <generalisation>
+	  b parent class_ref 170757 // Format
+      end
+    end
+
+    class 172421 "Smpte"
+      visibility package 
+      cpp_decl "${comment}${template}class ${name}${inherit}
+  {
+${members}  };
+${inlines}
+"
+      java_decl ""
+      php_decl ""
+      python_2_2 python_decl ""
+      idl_decl ""
+      explicit_switch_type ""
+      
+      classrelation 211205 // <generalisation>
+	relation 200325 ---|>
+	  a public
+	    cpp default "${type}"
+	    classrelation_ref 211205 // <generalisation>
+	  b parent class_ref 170757 // Format
+      end
+    end
+
+    class 172549 "Hms"
+      visibility package 
+      cpp_decl "${comment}${template}class ${name}${inherit}
+  {
+${members}  };
+${inlines}
+"
+      java_decl ""
+      php_decl ""
+      python_2_2 python_decl ""
+      idl_decl ""
+      explicit_switch_type ""
+      
+      classrelation 211333 // <generalisation>
+	relation 200453 ---|>
+	  a public
+	    cpp default "${type}"
+	    classrelation_ref 211333 // <generalisation>
+	  b parent class_ref 170757 // Format
+      end
+    end
+
+    class 172677 "SmpteTC"
+      visibility package 
+      nactuals 1
+      actual class class_ref 170629 // TCode
+        rank 0 explicit_value ""
+      cpp_decl "${comment}${template}class ${name}${inherit}
+  {
+${members}  };
+${inlines}
+"
+      java_decl ""
+      php_decl ""
+      python_2_2 python_decl ""
+      idl_decl ""
+      explicit_switch_type ""
+      
+      classrelation 211461 // <generalisation>
+	relation 200581 ---|>
+	  a public
+	    cpp default "${type}"
+	    classrelation_ref 211461 // <generalisation>
+	  b parent class_ref 170629 // TCode
+      end
+    end
   end
 
   package_ref 131077 // ConfigQuery

uml/lumiera/142725.diagram

@@ -6,7 +6,7 @@ classcanvas 128005 class_ref 134917 // Time
 end
 classcanvas 128133 class_ref 168581 // TimeSpan
   draw_all_relations default hide_attributes default hide_operations default show_members_full_definition default show_members_visibility default show_members_stereotype default show_members_multiplicity default show_members_initialization default member_max_width 0 show_parameter_dir default show_parameter_name default package_name_in_tab default class_drawing_mode default drawing_language default show_context_mode default auto_label_position default show_infonote default shadow default show_stereotype_properties default
-  xyz 38 218 2000
+  xyz 110 267 2000
 end
 classcanvas 128261 class_ref 168709 // TimeValue
   draw_all_relations default hide_attributes default hide_operations default show_members_full_definition default show_members_visibility default show_members_stereotype default show_members_multiplicity default show_members_initialization default member_max_width 0 show_parameter_dir default show_parameter_name default package_name_in_tab default class_drawing_mode default drawing_language default show_context_mode default auto_label_position default show_infonote default shadow default show_stereotype_properties default
@@ -14,19 +14,19 @@ classcanvas 128261 class_ref 168709 // TimeValue
 end
 classcanvas 128389 class_ref 168837 // Duration
   draw_all_relations default hide_attributes default hide_operations default show_members_full_definition default show_members_visibility default show_members_stereotype default show_members_multiplicity default show_members_initialization default member_max_width 0 show_parameter_dir default show_parameter_name default package_name_in_tab default class_drawing_mode default drawing_language default show_context_mode default auto_label_position default show_infonote default shadow default show_stereotype_properties default
-  xyz 42 118 2000
+  xyz 42 182 2000
 end
 classcanvas 129669 class_ref 168965 // QuTime
   draw_all_relations default hide_attributes default hide_operations default show_members_full_definition default show_members_visibility default show_members_stereotype default show_members_multiplicity default show_members_initialization default member_max_width 0 show_parameter_dir default show_parameter_name default package_name_in_tab default class_drawing_mode default drawing_language default show_context_mode default auto_label_position default show_infonote default shadow default show_stereotype_properties default
-  xyz 245 324 2000
+  xyz 245 361 2000
 end
 classcanvas 130181 class_ref 169093 // Quantiser
   draw_all_relations default hide_attributes default hide_operations default show_members_full_definition default show_members_visibility default show_members_stereotype default show_members_multiplicity default show_members_initialization default member_max_width 0 show_parameter_dir default show_parameter_name default package_name_in_tab default class_drawing_mode default drawing_language default show_context_mode default auto_label_position default show_infonote default shadow default show_stereotype_properties default
-  xyz 393 324 2000
+  xyz 393 361 2000
 end
 classcanvas 130565 class_ref 169221 // TimeGrid
   draw_all_relations default hide_attributes default hide_operations default show_members_full_definition default show_members_visibility default show_members_stereotype default show_members_multiplicity default show_members_initialization default member_max_width 0 show_parameter_dir default show_parameter_name default package_name_in_tab default class_drawing_mode default drawing_language default show_context_mode default auto_label_position default show_infonote default shadow default show_stereotype_properties default
-  xyz 508 324 2000
+  xyz 508 361 2000
 end
 classcanvas 130949 class_ref 170373 // TimeVar
   draw_all_relations default hide_attributes default hide_operations default show_members_full_definition default show_members_visibility default show_members_stereotype default show_members_multiplicity default show_members_initialization default member_max_width 0 show_parameter_dir default show_parameter_name default package_name_in_tab default class_drawing_mode default drawing_language default show_context_mode default auto_label_position default show_infonote default shadow default show_stereotype_properties default
@@ -34,23 +34,49 @@ classcanvas 130949 class_ref 170373 // TimeVar
 end
 classcanvas 131589 class_ref 170501 // QuTimeSpan
   draw_all_relations default hide_attributes default hide_operations default show_members_full_definition default show_members_visibility default show_members_stereotype default show_members_multiplicity default show_members_initialization default member_max_width 0 show_parameter_dir default show_parameter_name default package_name_in_tab default class_drawing_mode default drawing_language default show_context_mode default auto_label_position default show_infonote default shadow default show_stereotype_properties default
-  xyz 103 324 2000
+  xyz 103 361 2000
 end
 classcanvas 131973 class_ref 170629 // TCode
   draw_all_relations default hide_attributes default hide_operations default show_members_full_definition default show_members_visibility default show_members_stereotype default show_members_multiplicity default show_members_initialization default member_max_width 0 show_parameter_dir default show_parameter_name default package_name_in_tab default class_drawing_mode default drawing_language default show_context_mode default auto_label_position default show_infonote default shadow default show_stereotype_properties default
-  xyz 248 413 2000
+  xyz 248 450 2000
 end
 classcanvas 132101 class_ref 170757 // Format
   draw_all_relations default hide_attributes default hide_operations default show_members_full_definition default show_members_visibility default show_members_stereotype default show_members_multiplicity default show_members_initialization default member_max_width 0 show_parameter_dir default show_parameter_name default package_name_in_tab default class_drawing_mode default drawing_language default show_context_mode default auto_label_position default show_infonote default shadow default show_stereotype_properties default
-  xyz 393 397 2000
+  xyz 393 434 2000
 end
 classcanvas 132997 class_ref 170885 // FrameNr
   draw_all_relations default hide_attributes default hide_operations default show_members_full_definition default show_members_visibility default show_members_stereotype default show_members_multiplicity default show_members_initialization default member_max_width 0 show_parameter_dir default show_parameter_name default package_name_in_tab default class_drawing_mode default drawing_language default show_context_mode default auto_label_position default show_infonote default shadow default show_stereotype_properties default
-  xyz 238 496 2000
+  xyz 243 545 2000
 end
 classcanvas 133253 class_ref 171013 // CompoundGrid
   draw_all_relations default hide_attributes default hide_operations default show_members_full_definition default show_members_visibility default show_members_stereotype default show_members_multiplicity default show_members_initialization default member_max_width 0 show_parameter_dir default show_parameter_name default package_name_in_tab default class_drawing_mode default drawing_language default show_context_mode default auto_label_position default show_infonote default shadow default show_stereotype_properties default
-  xyz 480 439 2000
+  xyz 480 476 2000
+end
+classcanvas 133509 class_ref 172165 // Offset
+  draw_all_relations default hide_attributes default hide_operations default show_members_full_definition default show_members_visibility default show_members_stereotype default show_members_multiplicity default show_members_initialization default member_max_width 0 show_parameter_dir default show_parameter_name default package_name_in_tab default class_drawing_mode default drawing_language default show_context_mode default auto_label_position default show_infonote default shadow default show_stereotype_properties default
+  xyz 46 118 2000
+end
+classcanvas 135045 class_ref 137093 // Meta
+  draw_all_relations default hide_attributes default hide_operations default show_members_full_definition default show_members_visibility default show_members_stereotype default show_members_multiplicity default show_members_initialization default member_max_width 0 show_parameter_dir default show_parameter_name default package_name_in_tab default class_drawing_mode default drawing_language default show_context_mode default auto_label_position default show_infonote default shadow default show_stereotype_properties default
+  xyz 514 237 2000
+end
+note 135429 "Asset System"
+  xyzwh 504 197 2000 66 47
+classcanvas 135557 class_ref 172293 // Frames
+  draw_all_relations default hide_attributes default hide_operations default show_members_full_definition default show_members_visibility default show_members_stereotype default show_members_multiplicity default show_members_initialization default member_max_width 0 show_parameter_dir default show_parameter_name default package_name_in_tab default class_drawing_mode default drawing_language default show_context_mode default auto_label_position default show_infonote default shadow default show_stereotype_properties default
+  xyz 392 507 1995
+end
+classcanvas 135685 class_ref 172421 // Smpte
+  draw_all_relations default hide_attributes default hide_operations default show_members_full_definition default show_members_visibility default show_members_stereotype default show_members_multiplicity default show_members_initialization default member_max_width 0 show_parameter_dir default show_parameter_name default package_name_in_tab default class_drawing_mode default drawing_language default show_context_mode default auto_label_position default show_infonote default shadow default show_stereotype_properties default
+  xyz 446 533 2010
+end
+classcanvas 136069 class_ref 172549 // Hms
+  draw_all_relations default hide_attributes default hide_operations default show_members_full_definition default show_members_visibility default show_members_stereotype default show_members_multiplicity default show_members_initialization default member_max_width 0 show_parameter_dir default show_parameter_name default package_name_in_tab default class_drawing_mode default drawing_language default show_context_mode default auto_label_position default show_infonote default shadow default show_stereotype_properties default
+  xyz 421 523 2005
+end
+classcanvas 136325 class_ref 172677 // SmpteTC
+  draw_all_relations default hide_attributes default hide_operations default show_members_full_definition default show_members_visibility default show_members_stereotype default show_members_multiplicity default show_members_initialization default member_max_width 0 show_parameter_dir default show_parameter_name default package_name_in_tab default class_drawing_mode default drawing_language default show_context_mode default auto_label_position default show_infonote default shadow default show_stereotype_properties default
+  xyz 308 546 2000
 end
 relationcanvas 128517 relation_ref 195205 // <generalisation>
   geometry VHV unfixed
@@ -60,31 +86,16 @@ relationcanvas 128517 relation_ref 195205 // <generalisation>
   no_role_a no_role_b
   no_multiplicity_a no_multiplicity_b
 end
-relationcanvas 128901 relation_ref 195333 // <generalisation>
-  from ref 128389 z 1999 to ref 128261
-  no_role_a no_role_b
-  no_multiplicity_a no_multiplicity_b
-end
-relationcanvas 129285 relation_ref 195461 // <generalisation>
-  from ref 128133 z 1999 to ref 128389
-  no_role_a no_role_b
-  no_multiplicity_a no_multiplicity_b
-end
-relationcanvas 129413 relation_ref 195589 // <unidirectional association>
-  from ref 128133 z 1999 to ref 128005
-  role_a_pos 111 214 3000 no_role_b
-  no_multiplicity_a no_multiplicity_b
-end
 relationcanvas 130437 relation_ref 195973 // <unidirectional association>
-  from ref 129669 z 1999 stereotype "<<refers_to>>" xyz 309 330 3000 to ref 130181
+  from ref 129669 z 1999 stereotype "<<refers_to>>" xyz 309 367 3000 to ref 130181
   no_role_a no_role_b
-  multiplicity_a_pos 376 349 3000 multiplicity_b_pos 305 349 3000
+  multiplicity_a_pos 376 386 3000 multiplicity_b_pos 305 386 3000
 end
 relationcanvas 130693 relation_ref 196101 // <unidirectional association>
   decenter_end 353
-  from ref 130181 z 1999 stereotype "<<use>>" xyz 457 333 3000 to ref 130565
+  from ref 130181 z 1999 stereotype "<<use>>" xyz 457 370 3000 to ref 130565
   no_role_a no_role_b
-  multiplicity_a_pos 491 352 3000 no_multiplicity_b
+  multiplicity_a_pos 491 389 3000 no_multiplicity_b
 end
 relationcanvas 130821 relation_ref 197253 // <generalisation>
   from ref 129669 z 1999 to ref 128005
@@ -101,34 +112,32 @@ relationcanvas 131077 relation_ref 197381 // <generalisation>
 end
 relationcanvas 131461 relation_ref 197509 // <unidirectional association>
   from ref 130949 z 1999 to ref 128005
-  role_a_pos 175 124 3000 no_role_b
+  role_a_pos 225 120 3000 no_role_b
-  multiplicity_a_pos 230 140 3000 multiplicity_b_pos 176 143 3000
+  multiplicity_a_pos 232 143 3000 multiplicity_b_pos 176 143 3000
 end
 relationcanvas 131717 relation_ref 197637 // <generalisation>
-  from ref 131589 z 1999 to point 65 290
+  from ref 131589 z 1999 to ref 128133
-  line 131845 z 1999 to ref 128133
   no_role_a no_role_b
   no_multiplicity_a no_multiplicity_b
 end
 relationcanvas 132485 relation_ref 197893 // <dependency>
-  from ref 131973 z 1999 to point 290 413
+  from ref 131973 z 1999 to point 290 450
   line 132869 z 1999 to ref 132101
   no_role_a no_role_b
   no_multiplicity_a no_multiplicity_b
 end
 relationcanvas 132613 relation_ref 198021 // <unidirectional association>
-  from ref 129669 z 1999 stereotype "<<yield>>" xyz 275 378 3000 to ref 131973
+  from ref 129669 z 1999 stereotype "<<yield>>" xyz 275 415 3000 to ref 131973
   no_role_a no_role_b
   no_multiplicity_a no_multiplicity_b
 end
 relationcanvas 132741 relation_ref 198149 // <directional aggregation>
   decenter_end 595
-  from ref 130181 z 1999 stereotype "<<provide>>" xyz 360 377 3000 to ref 132101
+  from ref 130181 z 1999 stereotype "<<provide>>" xyz 360 414 3000 to ref 132101
   no_role_a no_role_b
   no_multiplicity_a no_multiplicity_b
 end
 relationcanvas 133125 relation_ref 198277 // <generalisation>
-  decenter_begin 581
   from ref 132997 z 1999 to ref 131973
   no_role_a no_role_b
   no_multiplicity_a no_multiplicity_b
@@ -139,4 +148,56 @@ relationcanvas 133381 relation_ref 198405 // <generalisation>
   no_role_a no_role_b
   no_multiplicity_a no_multiplicity_b
 end
+relationcanvas 133637 relation_ref 199557 // <generalisation>
+  from ref 128389 z 1999 to ref 133509
+  no_role_a no_role_b
+  no_multiplicity_a no_multiplicity_b
+end
+relationcanvas 133765 relation_ref 199685 // <generalisation>
+  from ref 133509 z 1999 to ref 128261
+  no_role_a no_role_b
+  no_multiplicity_a no_multiplicity_b
+end
+relationcanvas 134277 relation_ref 199813 // <generalisation>
+  from ref 128133 z 1999 to point 137 248
+  line 134533 z 1999 to point 268 194
+  line 134405 z 1999 to ref 128005
+  no_role_a no_role_b
+  no_multiplicity_a no_multiplicity_b
+end
+relationcanvas 134661 relation_ref 199941 // <unidirectional association>
+  geometry VHr
+  from ref 128133 z 1999 to point 66 284
+  line 134789 z 1999 to ref 128389
+  role_a_pos 75 269 3000 no_role_b
+  multiplicity_a_pos 52 226 3000 no_multiplicity_b
+end
+relationcanvas 135301 relation_ref 200069 // <generalisation>
+  from ref 130565 z 1999 to ref 135045
+  no_role_a no_role_b
+  no_multiplicity_a no_multiplicity_b
+end
+relationcanvas 135813 relation_ref 200197 // <generalisation>
+  from ref 135557 z 1994 to ref 132101
+  no_role_a no_role_b
+  no_multiplicity_a no_multiplicity_b
+end
+relationcanvas 135941 relation_ref 200325 // <generalisation>
+  from ref 135685 z 1999 to ref 132101
+  no_role_a no_role_b
+  no_multiplicity_a no_multiplicity_b
+end
+relationcanvas 136197 relation_ref 200453 // <generalisation>
+  from ref 136069 z 1999 to ref 132101
+  no_role_a no_role_b
+  no_multiplicity_a no_multiplicity_b
+end
+relationcanvas 136453 relation_ref 200581 // <generalisation>
+  geometry VHV
+  from ref 136325 z 1999 to point 334 522
+  line 136581 z 1999 to point 268 522
+  line 136709 z 1999 to ref 131973
+  no_role_a no_role_b
+  no_multiplicity_a no_multiplicity_b
+end
 end

uml/lumiera/lumiera.prj

@@ -1,6 +1,6 @@
 format 58
 "lumiera"
-  revision 66
+  revision 67
   modified_by 5 "hiv"
   cpp_root_dir "../../src/"