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windows_audio_common.h
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/*****************************************************************************
* windows_audio_common.h: Windows Audio common code
*****************************************************************************
* Copyright (C) 2001-2009 VideoLAN
* $Id$
*
* Authors: Gildas Bazin <[email protected]>
* Jean-Baptiste Kempf <[email protected]>
*
* This program 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 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#include <windows.h>
#include <mmsystem.h>
/*****************************************************************************
* DirectSound GUIDs.
* Defining them here allows us to get rid of the dxguid library during
* the linking stage.
*****************************************************************************/
#define INITGUID /* Doesn't define the DEFINE_GUID as extern */
#include <initguid.h>
#include <vlc_codecs.h>
DEFINE_GUID( _KSDATAFORMAT_SUBTYPE_IEEE_FLOAT, WAVE_FORMAT_IEEE_FLOAT, 0x0000, 0x0010, 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71 );
DEFINE_GUID( _KSDATAFORMAT_SUBTYPE_PCM, WAVE_FORMAT_PCM, 0x0000, 0x0010, 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71 );
DEFINE_GUID( _KSDATAFORMAT_SUBTYPE_DOLBY_AC3_SPDIF, WAVE_FORMAT_DOLBY_AC3_SPDIF, 0x0000, 0x0010, 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71 );
static const GUID __KSDATAFORMAT_SUBTYPE_IEEE_FLOAT = {WAVE_FORMAT_IEEE_FLOAT, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
static const GUID __KSDATAFORMAT_SUBTYPE_PCM = {WAVE_FORMAT_PCM, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
static const GUID __KSDATAFORMAT_SUBTYPE_DOLBY_AC3_SPDIF = {WAVE_FORMAT_DOLBY_AC3_SPDIF, 0x0000, 0x0010, {0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}};
#define FRAMES_NUM 8 /* Needs to be > 3 */
#include <dsound.h>
#ifndef SPEAKER_FRONT_LEFT
# define SPEAKER_FRONT_LEFT 0x1
# define SPEAKER_FRONT_RIGHT 0x2
# define SPEAKER_FRONT_CENTER 0x4
# define SPEAKER_LOW_FREQUENCY 0x8
# define SPEAKER_BACK_LEFT 0x10
# define SPEAKER_BACK_RIGHT 0x20
# define SPEAKER_FRONT_LEFT_OF_CENTER 0x40
# define SPEAKER_FRONT_RIGHT_OF_CENTER 0x80
# define SPEAKER_BACK_CENTER 0x100
# define SPEAKER_SIDE_LEFT 0x200
# define SPEAKER_SIDE_RIGHT 0x400
# define SPEAKER_TOP_CENTER 0x800
# define SPEAKER_TOP_FRONT_LEFT 0x1000
# define SPEAKER_TOP_FRONT_CENTER 0x2000
# define SPEAKER_TOP_FRONT_RIGHT 0x4000
# define SPEAKER_TOP_BACK_LEFT 0x8000
# define SPEAKER_TOP_BACK_CENTER 0x10000
# define SPEAKER_TOP_BACK_RIGHT 0x20000
# define SPEAKER_RESERVED 0x80000000
#endif
#ifndef DSSPEAKER_DSSPEAKER_DIRECTOUT
# define DSSPEAKER_DSSPEAKER_DIRECTOUT 0x00000000
#endif
#ifndef DSSPEAKER_HEADPHONE
# define DSSPEAKER_HEADPHONE 0x00000001
#endif
#ifndef DSSPEAKER_MONO
# define DSSPEAKER_MONO 0x00000002
#endif
#ifndef DSSPEAKER_QUAD
# define DSSPEAKER_QUAD 0x00000003
#endif
#ifndef DSSPEAKER_STEREO
# define DSSPEAKER_STEREO 0x00000004
#endif
#ifndef DSSPEAKER_SURROUND
# define DSSPEAKER_SURROUND 0x00000005
#endif
#ifndef DSSPEAKER_5POINT1
# define DSSPEAKER_5POINT1 0x00000006
#endif
#ifndef DSSPEAKER_5POINT1_BACK
# define DSSPEAKER_5POINT1_BACK DSSPEAKER_5POINT1
#endif
#ifndef DSSPEAKER_7POINT1
# define DSSPEAKER_7POINT1 0x00000007
#endif
#ifndef DSSPEAKER_7POINT1_SURROUND
# define DSSPEAKER_7POINT1_SURROUND 0x00000008
#endif
#ifndef DSSPEAKER_5POINT1_SURROUND
# define DSSPEAKER_5POINT1_SURROUND 0x00000009
#endif
#ifndef DSSPEAKER_7POINT1_WIDE
# define DSSPEAKER_7POINT1_WIDE DSSPEAKER_7POINT1
#endif
static const uint32_t pi_channels_in[] =
{ SPEAKER_FRONT_LEFT, SPEAKER_FRONT_RIGHT,
SPEAKER_SIDE_LEFT, SPEAKER_SIDE_RIGHT,
SPEAKER_BACK_LEFT, SPEAKER_BACK_RIGHT, SPEAKER_BACK_CENTER,
SPEAKER_FRONT_CENTER, SPEAKER_LOW_FREQUENCY, 0 };
static const uint32_t pi_channels_out[] =
{ SPEAKER_FRONT_LEFT, SPEAKER_FRONT_RIGHT,
SPEAKER_FRONT_CENTER, SPEAKER_LOW_FREQUENCY,
SPEAKER_BACK_LEFT, SPEAKER_BACK_RIGHT,
SPEAKER_BACK_CENTER,
SPEAKER_SIDE_LEFT, SPEAKER_SIDE_RIGHT, 0 };
#define FLOAT_TEXT N_("Use float32 output")
#define FLOAT_LONGTEXT N_( \
"The option allows you to enable or disable the high-quality float32 " \
"audio output mode (which is not well supported by some soundcards)." )