[PD-cvs] pd/portaudio/src/os/win pa_win_hostapis.c, NONE, 1.1 pa_win_util.c, NONE, 1.1 pa_x86_plain_converters.c, NONE, 1.1 pa_x86_plain_converters.h, NONE, 1.1

Sun Aug 19 01:49:36 CEST 2007

Update of /cvsroot/pure-data/pd/portaudio/src/os/win
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv19525/portaudio/src/os/win

Added Files:
	pa_win_hostapis.c pa_win_util.c pa_x86_plain_converters.c 
	pa_x86_plain_converters.h 
Log Message:
CVS upload mistakes

--- NEW FILE: pa_win_hostapis.c ---
/*
 * $Id: pa_win_hostapis.c,v 1.1 2007/08/18 23:49:33 millerpuckette Exp $
 * Portable Audio I/O Library Windows initialization table
 *
 * Based on the Open Source API proposed by Ross Bencina
 * Copyright (c) 1999-2002 Ross Bencina, Phil Burk
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files
 * (the "Software"), to deal in the Software without restriction,
 * including without limitation the rights to use, copy, modify, merge,
 * publish, distribute, sublicense, and/or sell copies of the Software,
 * and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
 * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

/*
 * The text above constitutes the entire PortAudio license; however, 
 * the PortAudio community also makes the following non-binding requests:
 *
 * Any person wishing to distribute modifications to the Software is
 * requested to send the modifications to the original developer so that
 * they can be incorporated into the canonical version. It is also 
 * requested that these non-binding requests be included along with the 
 * license above.
 */

/** @file
 @ingroup win_src

    Win32 host API initialization function table.

    @todo Consider using PA_USE_WMME etc instead of PA_NO_WMME. This is what
    the Unix version does, we should consider being consistent.
*/

#include "pa_hostapi.h"

#ifdef __cplusplus
extern "C"
{
#endif /* __cplusplus */

PaError PaSkeleton_Initialize( PaUtilHostApiRepresentation **hostApi, PaHostApiIndex index );
PaError PaWinMme_Initialize( PaUtilHostApiRepresentation **hostApi, PaHostApiIndex index );
PaError PaWinDs_Initialize( PaUtilHostApiRepresentation **hostApi, PaHostApiIndex index );
PaError PaAsio_Initialize( PaUtilHostApiRepresentation **hostApi, PaHostApiIndex index );
PaError PaWinWdm_Initialize( PaUtilHostApiRepresentation **hostApi, PaHostApiIndex index );
PaError PaWinWasapi_Initialize( PaUtilHostApiRepresentation **hostApi, PaHostApiIndex index );

#ifdef __cplusplus
}
#endif /* __cplusplus */

PaUtilHostApiInitializer *paHostApiInitializers[] =
    {

#ifndef PA_NO_WMME
        PaWinMme_Initialize,
#endif

#ifndef PA_NO_DS
        PaWinDs_Initialize,
#endif

#ifndef PA_NO_ASIO
        PaAsio_Initialize,
#endif

/*
#ifndef PA_NO_WASAPI
		PaWinWasapi_Initialize,
#endif

#ifndef PA_NO_WDMKS
       PaWinWdm_Initialize,
#endif
*/

        PaSkeleton_Initialize, /* just for testing */

        0   /* NULL terminated array */
    };

int paDefaultHostApiIndex = 0;

--- NEW FILE: pa_x86_plain_converters.c ---
/*
 * Plain Intel IA32 assembly implementations of PortAudio sample converter functions.
 * Copyright (c) 1999-2002 Ross Bencina, Phil Burk
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files
 * (the "Software"), to deal in the Software without restriction,
 * including without limitation the rights to use, copy, modify, merge,
 * publish, distribute, sublicense, and/or sell copies of the Software,
 * and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
[...1180 lines suppressed...]
/* -------------------------------------------------------------------------- */

void PaUtil_InitializeX86PlainConverters( void )
{
    paConverters.Float32_To_Int32 = Float32_To_Int32;
    paConverters.Float32_To_Int32_Clip = Float32_To_Int32_Clip;
    paConverters.Float32_To_Int32_DitherClip = Float32_To_Int32_DitherClip;

    paConverters.Float32_To_Int24 = Float32_To_Int24;
    paConverters.Float32_To_Int24_Clip = Float32_To_Int24_Clip;
    paConverters.Float32_To_Int24_DitherClip = Float32_To_Int24_DitherClip;

    paConverters.Float32_To_Int16 = Float32_To_Int16;
    paConverters.Float32_To_Int16_Clip = Float32_To_Int16_Clip;
    paConverters.Float32_To_Int16_DitherClip = Float32_To_Int16_DitherClip;
}

#endif

/* -------------------------------------------------------------------------- */

--- NEW FILE: pa_x86_plain_converters.h ---
/*
 * Plain Intel IA32 assembly implementations of PortAudio sample converter functions.
 * Copyright (c) 1999-2002 Ross Bencina, Phil Burk
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files
 * (the "Software"), to deal in the Software without restriction,
 * including without limitation the rights to use, copy, modify, merge,
 * publish, distribute, sublicense, and/or sell copies of the Software,
 * and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
 * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

/*
 * The text above constitutes the entire PortAudio license; however, 
 * the PortAudio community also makes the following non-binding requests:
 *
 * Any person wishing to distribute modifications to the Software is
 * requested to send the modifications to the original developer so that
 * they can be incorporated into the canonical version. It is also 
 * requested that these non-binding requests be included along with the 
 * license above.
 */

/** @file
 @ingroup win_src
*/

#ifndef PA_X86_PLAIN_CONVERTERS_H
#define PA_X86_PLAIN_CONVERTERS_H

#ifdef __cplusplus
extern "C"
{
#endif /* __cplusplus */

/**
 @brief Install optimised converter functions suitable for all IA32 processors

 It is recommended to call PaUtil_InitializeX86PlainConverters prior to calling Pa_Initialize
*/
void PaUtil_InitializeX86PlainConverters( void );

#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* PA_X86_PLAIN_CONVERTERS_H */

--- NEW FILE: pa_win_util.c ---
/*
 * $Id: pa_win_util.c,v 1.1 2007/08/18 23:49:33 millerpuckette Exp $
 * Portable Audio I/O Library
 * Win32 platform-specific support functions
 *
 * Based on the Open Source API proposed by Ross Bencina
 * Copyright (c) 1999-2000 Ross Bencina
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files
 * (the "Software"), to deal in the Software without restriction,
 * including without limitation the rights to use, copy, modify, merge,
 * publish, distribute, sublicense, and/or sell copies of the Software,
 * and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
 * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

/*
 * The text above constitutes the entire PortAudio license; however, 
 * the PortAudio community also makes the following non-binding requests:
 *
 * Any person wishing to distribute modifications to the Software is
 * requested to send the modifications to the original developer so that
 * they can be incorporated into the canonical version. It is also 
 * requested that these non-binding requests be included along with the 
 * license above.
 */

/** @file
 @ingroup win_src

 Win32 platform-specific support functions.

    @todo Implement workaround for QueryPerformanceCounter() skipping forward
    bug. (see msdn kb Q274323).
*/

#include <windows.h>
#include <mmsystem.h> /* for timeGetTime() */

#include "pa_util.h"

/*
   Track memory allocations to avoid leaks.
 */

#if PA_TRACK_MEMORY
static int numAllocations_ = 0;
#endif

void *PaUtil_AllocateMemory( long size )
{
    void *result = GlobalAlloc( GPTR, size );

#if PA_TRACK_MEMORY
    if( result != NULL ) numAllocations_ += 1;
#endif
    return result;
}

void PaUtil_FreeMemory( void *block )
{
    if( block != NULL )
    {
        GlobalFree( block );
#if PA_TRACK_MEMORY
        numAllocations_ -= 1;
#endif

    }
}

int PaUtil_CountCurrentlyAllocatedBlocks( void )
{
#if PA_TRACK_MEMORY
    return numAllocations_;
#else
    return 0;
#endif
}

void Pa_Sleep( long msec )
{
    Sleep( msec );
}

static int usePerformanceCounter_;
static double secondsPerTick_;

void PaUtil_InitializeClock( void )
{
    LARGE_INTEGER ticksPerSecond;

    if( QueryPerformanceFrequency( &ticksPerSecond ) != 0 )
    {
        usePerformanceCounter_ = 1;
        secondsPerTick_ = 1.0 / (double)ticksPerSecond.QuadPart;
    }
    else
    {
        usePerformanceCounter_ = 0;
    }
}

double PaUtil_GetTime( void )
{
    LARGE_INTEGER time;

    if( usePerformanceCounter_ )
    {
        /* FIXME:
            according to this knowledge-base article, QueryPerformanceCounter
            can skip forward by seconds!
            http://support.microsoft.com/default.aspx?scid=KB;EN-US;Q274323&

            it may be better to use the rtdsc instruction using inline asm,
            however then a method is needed to calculate a ticks/seconds ratio.
        */
        QueryPerformanceCounter( &time );
        return time.QuadPart * secondsPerTick_;
    }
    else
    {
#ifndef UNDER_CE    	
        return timeGetTime() * .001;
#else
        return GetTickCount() * .001;
#endif                
    }
}