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-rw-r--r--examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/ClockCycleCounter.cpp285
-rw-r--r--examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/ClockCycleCounter.h124
-rw-r--r--examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/ClockCycleCounter.hpp150
-rw-r--r--examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/Int64.h71
-rw-r--r--examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/StopWatch.cpp101
-rw-r--r--examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/StopWatch.h110
-rw-r--r--examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/StopWatch.hpp83
-rw-r--r--examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/def.h65
-rw-r--r--examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/fnc.h67
-rw-r--r--examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/fnc.hpp85
10 files changed, 1141 insertions, 0 deletions
diff --git a/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/ClockCycleCounter.cpp b/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/ClockCycleCounter.cpp
new file mode 100644
index 000000000..fe1d4245f
--- /dev/null
+++ b/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/ClockCycleCounter.cpp
@@ -0,0 +1,285 @@
+/*****************************************************************************
+
+ ClockCycleCounter.cpp
+ Copyright (c) 2003 Laurent de Soras
+
+--- Legal stuff ---
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library 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
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+*Tab=3***********************************************************************/
+
+
+
+#if defined (_MSC_VER)
+ #pragma warning (1 : 4130) // "'operator' : logical operation on address of string constant"
+ #pragma warning (1 : 4223) // "nonstandard extension used : non-lvalue array converted to pointer"
+ #pragma warning (1 : 4705) // "statement has no effect"
+ #pragma warning (1 : 4706) // "assignment within conditional expression"
+ #pragma warning (4 : 4786) // "identifier was truncated to '255' characters in the debug information"
+ #pragma warning (4 : 4800) // "forcing value to bool 'true' or 'false' (performance warning)"
+ #pragma warning (4 : 4355) // "'this' : used in base member initializer list"
+#endif
+
+
+
+/*\\\ INCLUDE FILES \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+#include "ClockCycleCounter.h"
+
+#include <cassert>
+
+
+
+namespace stopwatch
+{
+
+
+
+/*\\\ PUBLIC \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+
+
+/*
+==============================================================================
+Name: ctor
+Description:
+ The first object constructed initialise global data. This first
+ construction may be a bit slow.
+Throws: Nothing
+==============================================================================
+*/
+
+ClockCycleCounter::ClockCycleCounter ()
+: _start_time (0)
+, _state (0)
+, _best_score (-1)
+{
+ if (! _init_flag)
+ {
+ // Should be executed in this order
+ compute_clk_mul ();
+ compute_measure_time_total ();
+ compute_measure_time_lap ();
+
+ // Restores object state
+ _start_time = 0;
+ _state = 0;
+ _best_score = -1;
+
+ _init_flag = true;
+ }
+}
+
+
+
+/*
+==============================================================================
+Name: get_time_total
+Description:
+ Gives the time elapsed between the latest stop_lap() and start() calls.
+Returns:
+ The duration, in clock cycles.
+Throws: Nothing
+==============================================================================
+*/
+
+Int64 ClockCycleCounter::get_time_total () const
+{
+ const Int64 duration = _state - _start_time;
+ assert (duration >= 0);
+
+ const Int64 t = max (
+ duration - _measure_time_total,
+ static_cast <Int64> (0)
+ );
+
+ return (t * _clk_mul);
+}
+
+
+
+/*
+==============================================================================
+Name: get_time_best_lap
+Description:
+ Gives the smallest time between two consecutive stop_lap() or between
+ the stop_lap() and start(). The value is reset by a call to start().
+ Call this function only after a stop_lap().
+ The time is amputed from the duration of the stop_lap() call itself.
+Returns:
+ The smallest duration, in clock cycles.
+Throws: Nothing
+==============================================================================
+*/
+
+Int64 ClockCycleCounter::get_time_best_lap () const
+{
+ assert (_best_score >= 0);
+
+ const Int64 t1 = max (
+ _best_score - _measure_time_lap,
+ static_cast <Int64> (0)
+ );
+ const Int64 t = min (t1, get_time_total ());
+
+ return (t * _clk_mul);
+}
+
+
+
+/*\\\ PROTECTED \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+
+
+/*\\\ PRIVATE \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+
+
+#if defined (__MACOS__)
+
+static inline double stopwatch_ClockCycleCounter_get_time_s ()
+{
+ const Nanoseconds ns = AbsoluteToNanoseconds (UpTime ());
+
+ return (ns.hi * 4294967296e-9 + ns.lo * 1e-9);
+}
+
+#endif // __MACOS__
+
+
+
+/*
+==============================================================================
+Name: compute_clk_mul
+Description:
+ This function, only for PowerPC/MacOS computers, computes the multiplier
+ required to deduce clock cycles from the internal counter.
+Throws: Nothing
+==============================================================================
+*/
+
+void ClockCycleCounter::compute_clk_mul ()
+{
+ assert (! _init_flag);
+
+#if defined (__MACOS__)
+
+ long clk_speed_mhz = CurrentProcessorSpeed ();
+ const Int64 clk_speed =
+ static_cast <Int64> (clk_speed_mhz) * (1000L*1000L);
+
+ const double start_time_s = stopwatch_ClockCycleCounter_get_time_s ();
+ start ();
+
+ const double duration = 0.01; // Seconds
+ while (stopwatch_ClockCycleCounter_get_time_s () - start_time_s < duration)
+ {
+ continue;
+ }
+
+ const double stop_time_s = stopwatch_ClockCycleCounter_get_time_s ();
+ stop ();
+
+ const double diff_time_s = stop_time_s - start_time_s;
+ const double nbr_cycles = diff_time_s * static_cast <double> (clk_speed);
+
+ const Int64 diff_time_c = _state - _start_time;
+ const double clk_mul = nbr_cycles / static_cast <double> (diff_time_c);
+
+ _clk_mul = round_int (clk_mul);
+
+#endif // __MACOS__
+}
+
+
+
+void ClockCycleCounter::compute_measure_time_total ()
+{
+ start ();
+ spend_time ();
+
+ Int64 best_result = 0x7FFFFFFFL; // Should be enough
+ long nbr_tests = 100;
+ for (long cnt = 0; cnt < nbr_tests; ++cnt)
+ {
+ start ();
+ stop_lap ();
+ const Int64 duration = _state - _start_time;
+ best_result = min (best_result, duration);
+ }
+
+ _measure_time_total = best_result;
+}
+
+
+
+/*
+==============================================================================
+Name: compute_measure_time_lap
+Description:
+ Computes the duration of one stop_lap() call and store it. It will be used
+ later to get the real duration of the measured operation (by substracting
+ the measurement duration).
+Throws: Nothing
+==============================================================================
+*/
+
+void ClockCycleCounter::compute_measure_time_lap ()
+{
+ start ();
+ spend_time ();
+
+ long nbr_tests = 10;
+ for (long cnt = 0; cnt < nbr_tests; ++cnt)
+ {
+ stop_lap ();
+ stop_lap ();
+ stop_lap ();
+ stop_lap ();
+ }
+
+ _measure_time_lap = _best_score;
+}
+
+
+
+void ClockCycleCounter::spend_time ()
+{
+ const Int64 nbr_clocks = 500; // Number of clock cycles to spend
+
+ const Int64 start = read_clock_counter ();
+ Int64 current;
+
+ do
+ {
+ current = read_clock_counter ();
+ }
+ while ((current - start) * _clk_mul < nbr_clocks);
+}
+
+
+
+Int64 ClockCycleCounter::_measure_time_total = 0;
+Int64 ClockCycleCounter::_measure_time_lap = 0;
+int ClockCycleCounter::_clk_mul = 1;
+bool ClockCycleCounter::_init_flag = false;
+
+
+} // namespace stopwatch
+
+
+
+/*\\\ EOF \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
diff --git a/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/ClockCycleCounter.h b/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/ClockCycleCounter.h
new file mode 100644
index 000000000..ba7a99a46
--- /dev/null
+++ b/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/ClockCycleCounter.h
@@ -0,0 +1,124 @@
+/*****************************************************************************
+
+ ClockCycleCounter.h
+ Copyright (c) 2003 Laurent de Soras
+
+Instrumentation class, for accurate time interval measurement. You may have
+to modify the implementation to adapt it to your system and/or compiler.
+
+--- Legal stuff ---
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library 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
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+*Tab=3***********************************************************************/
+
+
+
+#if ! defined (stopwatch_ClockCycleCounter_HEADER_INCLUDED)
+#define stopwatch_ClockCycleCounter_HEADER_INCLUDED
+
+#if defined (_MSC_VER)
+ #pragma once
+ #pragma warning (4 : 4250) // "Inherits via dominance."
+#endif
+
+
+
+/*\\\ INCLUDE FILES \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+#include "def.h"
+#include "Int64.h"
+
+
+
+namespace stopwatch
+{
+
+
+
+class ClockCycleCounter
+{
+
+/*\\\ PUBLIC \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+public:
+
+ ClockCycleCounter ();
+
+ stopwatch_FORCEINLINE void
+ start ();
+ stopwatch_FORCEINLINE void
+ stop_lap ();
+ Int64 get_time_total () const;
+ Int64 get_time_best_lap () const;
+
+
+
+/*\\\ PROTECTED \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+protected:
+
+
+
+/*\\\ PRIVATE \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+private:
+
+ void compute_clk_mul ();
+ void compute_measure_time_total ();
+ void compute_measure_time_lap ();
+
+ static void spend_time ();
+ static stopwatch_FORCEINLINE Int64
+ read_clock_counter ();
+
+ Int64 _start_time;
+ Int64 _state;
+ Int64 _best_score;
+
+ static Int64 _measure_time_total;
+ static Int64 _measure_time_lap;
+ static int _clk_mul;
+ static bool _init_flag;
+
+
+
+/*\\\ FORBIDDEN MEMBER FUNCTIONS \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+private:
+
+ ClockCycleCounter (const ClockCycleCounter &other);
+ ClockCycleCounter &
+ operator = (const ClockCycleCounter &other);
+ bool operator == (const ClockCycleCounter &other);
+ bool operator != (const ClockCycleCounter &other);
+
+}; // class ClockCycleCounter
+
+
+
+} // namespace stopwatch
+
+
+
+#include "ClockCycleCounter.hpp"
+
+
+
+#endif // stopwatch_ClockCycleCounter_HEADER_INCLUDED
+
+
+
+/*\\\ EOF \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
diff --git a/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/ClockCycleCounter.hpp b/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/ClockCycleCounter.hpp
new file mode 100644
index 000000000..fbd511e25
--- /dev/null
+++ b/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/ClockCycleCounter.hpp
@@ -0,0 +1,150 @@
+/*****************************************************************************
+
+ ClockCycleCounter.hpp
+ Copyright (c) 2003 Laurent de Soras
+
+Please complete the definitions according to your compiler/architecture.
+It's not a big deal if it's not possible to get the clock count...
+
+--- Legal stuff ---
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library 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
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+*Tab=3***********************************************************************/
+
+
+
+#if defined (stopwatch_ClockCycleCounter_CURRENT_CODEHEADER)
+ #error Recursive inclusion of ClockCycleCounter code header.
+#endif
+#define stopwatch_ClockCycleCounter_CURRENT_CODEHEADER
+
+#if ! defined (stopwatch_ClockCycleCounter_CODEHEADER_INCLUDED)
+#define stopwatch_ClockCycleCounter_CODEHEADER_INCLUDED
+
+
+
+/*\\\ INCLUDE FILES \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+#include "fnc.h"
+
+#include <climits>
+
+
+
+namespace stopwatch
+{
+
+
+
+/*\\\ PUBLIC \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+
+
+/*
+==============================================================================
+Name: start
+Description:
+ Starts the counter.
+Throws: Nothing
+==============================================================================
+*/
+
+void ClockCycleCounter::start ()
+{
+ _best_score = (static_cast <Int64> (1) << (sizeof (Int64) * CHAR_BIT - 2));
+ const Int64 start_clock = read_clock_counter ();
+ _start_time = start_clock;
+ _state = start_clock - _best_score;
+}
+
+
+
+/*
+==============================================================================
+Name: stop_lap
+Description:
+ Captures the current time and updates the smallest duration between two
+ consecutive calls to stop_lap() or the latest start().
+ start() must have been called at least once before calling this function.
+Throws: Nothing
+==============================================================================
+*/
+
+void ClockCycleCounter::stop_lap ()
+{
+ const Int64 end_clock = read_clock_counter ();
+ _best_score = min (end_clock - _state, _best_score);
+ _state = end_clock;
+}
+
+
+
+/*\\\ PROTECTED \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+
+
+/*\\\ PRIVATE \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+
+
+Int64 ClockCycleCounter::read_clock_counter ()
+{
+ register Int64 clock_cnt;
+
+#if defined (_MSC_VER)
+
+ __asm
+ {
+ lea edi, clock_cnt
+ rdtsc
+ mov [edi ], eax
+ mov [edi + 4], edx
+ }
+
+#elif defined (__GNUC__) && defined (__i386__)
+
+ __asm__ __volatile__ ("rdtsc" : "=A" (clock_cnt));
+
+#elif (__MWERKS__) && defined (__POWERPC__)
+
+ asm
+ {
+ loop:
+ mftbu clock_cnt@hiword
+ mftb clock_cnt@loword
+ mftbu r5
+ cmpw clock_cnt@hiword,r5
+ bne loop
+ }
+
+#endif
+
+ return (clock_cnt);
+}
+
+
+
+} // namespace stopwatch
+
+
+
+#endif // stopwatch_ClockCycleCounter_CODEHEADER_INCLUDED
+
+#undef stopwatch_ClockCycleCounter_CURRENT_CODEHEADER
+
+
+
+/*\\\ EOF \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
diff --git a/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/Int64.h b/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/Int64.h
new file mode 100644
index 000000000..1e786e255
--- /dev/null
+++ b/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/Int64.h
@@ -0,0 +1,71 @@
+/*****************************************************************************
+
+ Int64.h
+ Copyright (c) 2003 Laurent de Soras
+
+--- Legal stuff ---
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library 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
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+*Tab=3***********************************************************************/
+
+
+
+#if ! defined (stopwatch_Int64_HEADER_INCLUDED)
+#define stopwatch_Int64_HEADER_INCLUDED
+
+#if defined (_MSC_VER)
+ #pragma once
+ #pragma warning (4 : 4250) // "Inherits via dominance."
+#endif
+
+
+
+/*\\\ INCLUDE FILES \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+
+
+namespace stopwatch
+{
+
+
+#if defined (_MSC_VER)
+
+ typedef __int64 Int64;
+
+#elif defined (__MWERKS__) || defined (__GNUC__)
+
+ typedef long long Int64;
+
+#elif defined (__BEOS__)
+
+ typedef int64 Int64;
+
+#else
+
+ #error No 64-bit integer type defined for this compiler !
+
+#endif
+
+
+} // namespace stopwatch
+
+
+
+#endif // stopwatch_Int64_HEADER_INCLUDED
+
+
+
+/*\\\ EOF \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
diff --git a/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/StopWatch.cpp b/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/StopWatch.cpp
new file mode 100644
index 000000000..7795d86d6
--- /dev/null
+++ b/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/StopWatch.cpp
@@ -0,0 +1,101 @@
+/*****************************************************************************
+
+ StopWatch.cpp
+ Copyright (c) 2005 Laurent de Soras
+
+--- Legal stuff ---
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library 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
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+*Tab=3***********************************************************************/
+
+
+
+#if defined (_MSC_VER)
+ #pragma warning (1 : 4130) // "'operator' : logical operation on address of string constant"
+ #pragma warning (1 : 4223) // "nonstandard extension used : non-lvalue array converted to pointer"
+ #pragma warning (1 : 4705) // "statement has no effect"
+ #pragma warning (1 : 4706) // "assignment within conditional expression"
+ #pragma warning (4 : 4786) // "identifier was truncated to '255' characters in the debug information"
+ #pragma warning (4 : 4800) // "forcing value to bool 'true' or 'false' (performance warning)"
+ #pragma warning (4 : 4355) // "'this' : used in base member initializer list"
+#endif
+
+
+
+/*\\\ INCLUDE FILES \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+#include "StopWatch.h"
+
+#include <cassert>
+
+
+
+namespace stopwatch
+{
+
+
+
+/*\\\ PUBLIC \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+
+
+StopWatch::StopWatch ()
+: _ccc ()
+, _nbr_laps (0)
+{
+ // Nothing
+}
+
+
+
+double StopWatch::get_time_total (Int64 nbr_op) const
+{
+ assert (_nbr_laps > 0);
+ assert (nbr_op > 0);
+
+ return (
+ static_cast <double> (_ccc.get_time_total ())
+ / (static_cast <double> (nbr_op) * static_cast <double> (_nbr_laps))
+ );
+}
+
+
+
+double StopWatch::get_time_best_lap (Int64 nbr_op) const
+{
+ assert (nbr_op > 0);
+
+ return (
+ static_cast <double> (_ccc.get_time_best_lap ())
+ / static_cast <double> (nbr_op)
+ );
+}
+
+
+
+/*\\\ PROTECTED \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+
+
+/*\\\ PRIVATE \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+
+
+} // namespace stopwatch
+
+
+
+/*\\\ EOF \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
diff --git a/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/StopWatch.h b/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/StopWatch.h
new file mode 100644
index 000000000..9cc47e5f2
--- /dev/null
+++ b/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/StopWatch.h
@@ -0,0 +1,110 @@
+/*****************************************************************************
+
+ StopWatch.h
+ Copyright (c) 2005 Laurent de Soras
+
+Utility class based on ClockCycleCounter to measure the unit time of a
+repeated operation.
+
+--- Legal stuff ---
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library 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
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+*Tab=3***********************************************************************/
+
+
+
+#if ! defined (stopwatch_StopWatch_HEADER_INCLUDED)
+#define stopwatch_StopWatch_HEADER_INCLUDED
+
+#if defined (_MSC_VER)
+ #pragma once
+ #pragma warning (4 : 4250) // "Inherits via dominance."
+#endif
+
+
+
+/*\\\ INCLUDE FILES \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+#include "ClockCycleCounter.h"
+
+
+
+namespace stopwatch
+{
+
+
+
+class StopWatch
+{
+
+/*\\\ PUBLIC \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+public:
+
+ StopWatch ();
+
+ stopwatch_FORCEINLINE void
+ start ();
+ stopwatch_FORCEINLINE void
+ stop_lap ();
+
+ double get_time_total (Int64 nbr_op) const;
+ double get_time_best_lap (Int64 nbr_op) const;
+
+
+
+/*\\\ PROTECTED \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+protected:
+
+
+
+/*\\\ PRIVATE \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+private:
+
+ ClockCycleCounter
+ _ccc;
+ Int64 _nbr_laps;
+
+
+
+/*\\\ FORBIDDEN MEMBER FUNCTIONS \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+private:
+
+ StopWatch (const StopWatch &other);
+ StopWatch & operator = (const StopWatch &other);
+ bool operator == (const StopWatch &other);
+ bool operator != (const StopWatch &other);
+
+}; // class StopWatch
+
+
+
+} // namespace stopwatch
+
+
+
+#include "StopWatch.hpp"
+
+
+
+#endif // stopwatch_StopWatch_HEADER_INCLUDED
+
+
+
+/*\\\ EOF \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
diff --git a/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/StopWatch.hpp b/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/StopWatch.hpp
new file mode 100644
index 000000000..74482a7a7
--- /dev/null
+++ b/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/StopWatch.hpp
@@ -0,0 +1,83 @@
+/*****************************************************************************
+
+ StopWatch.hpp
+ Copyright (c) 2005 Laurent de Soras
+
+--- Legal stuff ---
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library 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
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+*Tab=3***********************************************************************/
+
+
+
+#if defined (stopwatch_StopWatch_CURRENT_CODEHEADER)
+ #error Recursive inclusion of StopWatch code header.
+#endif
+#define stopwatch_StopWatch_CURRENT_CODEHEADER
+
+#if ! defined (stopwatch_StopWatch_CODEHEADER_INCLUDED)
+#define stopwatch_StopWatch_CODEHEADER_INCLUDED
+
+
+
+/*\\\ INCLUDE FILES \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+
+
+namespace stopwatch
+{
+
+
+
+/*\\\ PUBLIC \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+
+
+void StopWatch::start ()
+{
+ _nbr_laps = 0;
+ _ccc.start ();
+}
+
+
+
+void StopWatch::stop_lap ()
+{
+ _ccc.stop_lap ();
+ ++ _nbr_laps;
+}
+
+
+
+/*\\\ PROTECTED \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+
+
+/*\\\ PRIVATE \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+
+
+} // namespace stopwatch
+
+
+
+#endif // stopwatch_StopWatch_CODEHEADER_INCLUDED
+
+#undef stopwatch_StopWatch_CURRENT_CODEHEADER
+
+
+
+/*\\\ EOF \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
diff --git a/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/def.h b/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/def.h
new file mode 100644
index 000000000..81ee6aaa3
--- /dev/null
+++ b/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/def.h
@@ -0,0 +1,65 @@
+/*****************************************************************************
+
+ def.h
+ Copyright (c) 2003 Laurent de Soras
+
+--- Legal stuff ---
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library 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
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+*Tab=3***********************************************************************/
+
+
+
+#if ! defined (stopwatch_def_HEADER_INCLUDED)
+#define stopwatch_def_HEADER_INCLUDED
+
+#if defined (_MSC_VER)
+ #pragma once
+ #pragma warning (4 : 4250) // "Inherits via dominance."
+#endif
+
+
+
+/*\\\ INCLUDE FILES \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+
+
+namespace stopwatch
+{
+
+
+
+#if defined (_MSC_VER)
+
+ #define stopwatch_FORCEINLINE __forceinline
+
+#else
+
+ #define stopwatch_FORCEINLINE inline
+
+#endif
+
+
+
+} // namespace stopwatch
+
+
+
+#endif // stopwatch_def_HEADER_INCLUDED
+
+
+
+/*\\\ EOF \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
diff --git a/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/fnc.h b/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/fnc.h
new file mode 100644
index 000000000..055453543
--- /dev/null
+++ b/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/fnc.h
@@ -0,0 +1,67 @@
+/*****************************************************************************
+
+ fnc.h
+ Copyright (c) 2003 Laurent de Soras
+
+--- Legal stuff ---
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library 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
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+*Tab=3***********************************************************************/
+
+
+
+#if ! defined (stopwatch_fnc_HEADER_INCLUDED)
+#define stopwatch_fnc_HEADER_INCLUDED
+
+#if defined (_MSC_VER)
+ #pragma once
+ #pragma warning (4 : 4250) // "Inherits via dominance."
+#endif
+
+
+
+/*\\\ INCLUDE FILES \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+
+
+namespace stopwatch
+{
+
+
+
+template <typename T>
+inline T min (T a, T b);
+
+template <typename T>
+inline T max (T a, T b);
+
+inline int round_int (double x);
+
+
+
+} // namespace rsp
+
+
+
+#include "fnc.hpp"
+
+
+
+#endif // stopwatch_fnc_HEADER_INCLUDED
+
+
+
+/*\\\ EOF \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
diff --git a/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/fnc.hpp b/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/fnc.hpp
new file mode 100644
index 000000000..0ab5949ef
--- /dev/null
+++ b/examples/multimedia/spectrum/3rdparty/fftreal/stopwatch/fnc.hpp
@@ -0,0 +1,85 @@
+/*****************************************************************************
+
+ fnc.hpp
+ Copyright (c) 2003 Laurent de Soras
+
+--- Legal stuff ---
+
+This library is free software; you can redistribute it and/or
+modify it under the terms of the GNU Lesser General Public
+License as published by the Free Software Foundation; either
+version 2.1 of the License, or (at your option) any later version.
+
+This library 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
+Lesser General Public License for more details.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+*Tab=3***********************************************************************/
+
+
+
+#if defined (stopwatch_fnc_CURRENT_CODEHEADER)
+ #error Recursive inclusion of fnc code header.
+#endif
+#define stopwatch_fnc_CURRENT_CODEHEADER
+
+#if ! defined (stopwatch_fnc_CODEHEADER_INCLUDED)
+#define stopwatch_fnc_CODEHEADER_INCLUDED
+
+
+
+/*\\\ INCLUDE FILES \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/
+
+#include <cassert>
+#include <cmath>
+
+namespace std {}
+
+
+
+namespace stopwatch
+{
+
+
+
+template <typename T>
+inline T min (T a, T b)
+{
+ return ((a < b) ? a : b);
+}
+
+
+
+template <typename T>
+inline T max (T a, T b)
+{
+ return ((b < a) ? a : b);
+}
+
+
+
+int round_int (double x)
+{
+ using namespace std;
+
+ return (static_cast <int> (floor (x + 0.5)));
+}
+
+
+
+} // namespace stopwatch
+
+
+
+#endif // stopwatch_fnc_CODEHEADER_INCLUDED
+
+#undef stopwatch_fnc_CURRENT_CODEHEADER
+
+
+
+/*\\\ EOF \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\*/