From 21c068f1916330e90f814bed461fe0821d1665ec Mon Sep 17 00:00:00 2001 From: Hans-Christoph Steiner Date: Sun, 9 Oct 2011 16:36:37 +0000 Subject: checked in pd-0.43-0.src.tar.gz svn path=/trunk/; revision=15557 --- pd/portaudio/include/pa_win_waveformat.h | 199 +++++++++++++++++++++++++++++++ 1 file changed, 199 insertions(+) create mode 100644 pd/portaudio/include/pa_win_waveformat.h (limited to 'pd/portaudio/include/pa_win_waveformat.h') diff --git a/pd/portaudio/include/pa_win_waveformat.h b/pd/portaudio/include/pa_win_waveformat.h new file mode 100644 index 00000000..b9cca698 --- /dev/null +++ b/pd/portaudio/include/pa_win_waveformat.h @@ -0,0 +1,199 @@ +#ifndef PA_WIN_WAVEFORMAT_H +#define PA_WIN_WAVEFORMAT_H + +/* + * PortAudio Portable Real-Time Audio Library + * Windows WAVEFORMAT* data structure utilities + * portaudio.h should be included before this file. + * + * Copyright (c) 2007 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 public_header + @brief Windows specific PortAudio API extension and utilities header file. +*/ + +#ifdef __cplusplus +extern "C" { +#endif + +/* + The following #defines for speaker channel masks are the same + as those in ksmedia.h, except with PAWIN_ prepended, KSAUDIO_ removed + in some cases, and casts to PaWinWaveFormatChannelMask added. +*/ + +typedef unsigned long PaWinWaveFormatChannelMask; + +/* Speaker Positions: */ +#define PAWIN_SPEAKER_FRONT_LEFT ((PaWinWaveFormatChannelMask)0x1) +#define PAWIN_SPEAKER_FRONT_RIGHT ((PaWinWaveFormatChannelMask)0x2) +#define PAWIN_SPEAKER_FRONT_CENTER ((PaWinWaveFormatChannelMask)0x4) +#define PAWIN_SPEAKER_LOW_FREQUENCY ((PaWinWaveFormatChannelMask)0x8) +#define PAWIN_SPEAKER_BACK_LEFT ((PaWinWaveFormatChannelMask)0x10) +#define PAWIN_SPEAKER_BACK_RIGHT ((PaWinWaveFormatChannelMask)0x20) +#define PAWIN_SPEAKER_FRONT_LEFT_OF_CENTER ((PaWinWaveFormatChannelMask)0x40) +#define PAWIN_SPEAKER_FRONT_RIGHT_OF_CENTER ((PaWinWaveFormatChannelMask)0x80) +#define PAWIN_SPEAKER_BACK_CENTER ((PaWinWaveFormatChannelMask)0x100) +#define PAWIN_SPEAKER_SIDE_LEFT ((PaWinWaveFormatChannelMask)0x200) +#define PAWIN_SPEAKER_SIDE_RIGHT ((PaWinWaveFormatChannelMask)0x400) +#define PAWIN_SPEAKER_TOP_CENTER ((PaWinWaveFormatChannelMask)0x800) +#define PAWIN_SPEAKER_TOP_FRONT_LEFT ((PaWinWaveFormatChannelMask)0x1000) +#define PAWIN_SPEAKER_TOP_FRONT_CENTER ((PaWinWaveFormatChannelMask)0x2000) +#define PAWIN_SPEAKER_TOP_FRONT_RIGHT ((PaWinWaveFormatChannelMask)0x4000) +#define PAWIN_SPEAKER_TOP_BACK_LEFT ((PaWinWaveFormatChannelMask)0x8000) +#define PAWIN_SPEAKER_TOP_BACK_CENTER ((PaWinWaveFormatChannelMask)0x10000) +#define PAWIN_SPEAKER_TOP_BACK_RIGHT ((PaWinWaveFormatChannelMask)0x20000) + +/* Bit mask locations reserved for future use */ +#define PAWIN_SPEAKER_RESERVED ((PaWinWaveFormatChannelMask)0x7FFC0000) + +/* Used to specify that any possible permutation of speaker configurations */ +#define PAWIN_SPEAKER_ALL ((PaWinWaveFormatChannelMask)0x80000000) + +/* DirectSound Speaker Config */ +#define PAWIN_SPEAKER_DIRECTOUT 0 +#define PAWIN_SPEAKER_MONO (PAWIN_SPEAKER_FRONT_CENTER) +#define PAWIN_SPEAKER_STEREO (PAWIN_SPEAKER_FRONT_LEFT | PAWIN_SPEAKER_FRONT_RIGHT) +#define PAWIN_SPEAKER_QUAD (PAWIN_SPEAKER_FRONT_LEFT | PAWIN_SPEAKER_FRONT_RIGHT | \ + PAWIN_SPEAKER_BACK_LEFT | PAWIN_SPEAKER_BACK_RIGHT) +#define PAWIN_SPEAKER_SURROUND (PAWIN_SPEAKER_FRONT_LEFT | PAWIN_SPEAKER_FRONT_RIGHT | \ + PAWIN_SPEAKER_FRONT_CENTER | PAWIN_SPEAKER_BACK_CENTER) +#define PAWIN_SPEAKER_5POINT1 (PAWIN_SPEAKER_FRONT_LEFT | PAWIN_SPEAKER_FRONT_RIGHT | \ + PAWIN_SPEAKER_FRONT_CENTER | PAWIN_SPEAKER_LOW_FREQUENCY | \ + PAWIN_SPEAKER_BACK_LEFT | PAWIN_SPEAKER_BACK_RIGHT) +#define PAWIN_SPEAKER_7POINT1 (PAWIN_SPEAKER_FRONT_LEFT | PAWIN_SPEAKER_FRONT_RIGHT | \ + PAWIN_SPEAKER_FRONT_CENTER | PAWIN_SPEAKER_LOW_FREQUENCY | \ + PAWIN_SPEAKER_BACK_LEFT | PAWIN_SPEAKER_BACK_RIGHT | \ + PAWIN_SPEAKER_FRONT_LEFT_OF_CENTER | PAWIN_SPEAKER_FRONT_RIGHT_OF_CENTER) +#define PAWIN_SPEAKER_5POINT1_SURROUND (PAWIN_SPEAKER_FRONT_LEFT | PAWIN_SPEAKER_FRONT_RIGHT | \ + PAWIN_SPEAKER_FRONT_CENTER | PAWIN_SPEAKER_LOW_FREQUENCY | \ + PAWIN_SPEAKER_SIDE_LEFT | PAWIN_SPEAKER_SIDE_RIGHT) +#define PAWIN_SPEAKER_7POINT1_SURROUND (PAWIN_SPEAKER_FRONT_LEFT | PAWIN_SPEAKER_FRONT_RIGHT | \ + PAWIN_SPEAKER_FRONT_CENTER | PAWIN_SPEAKER_LOW_FREQUENCY | \ + PAWIN_SPEAKER_BACK_LEFT | PAWIN_SPEAKER_BACK_RIGHT | \ + PAWIN_SPEAKER_SIDE_LEFT | PAWIN_SPEAKER_SIDE_RIGHT) +/* + According to the Microsoft documentation: + The following are obsolete 5.1 and 7.1 settings (they lack side speakers). Note this means + that the default 5.1 and 7.1 settings (KSAUDIO_SPEAKER_5POINT1 and KSAUDIO_SPEAKER_7POINT1 are + similarly obsolete but are unchanged for compatibility reasons). +*/ +#define PAWIN_SPEAKER_5POINT1_BACK PAWIN_SPEAKER_5POINT1 +#define PAWIN_SPEAKER_7POINT1_WIDE PAWIN_SPEAKER_7POINT1 + +/* DVD Speaker Positions */ +#define PAWIN_SPEAKER_GROUND_FRONT_LEFT PAWIN_SPEAKER_FRONT_LEFT +#define PAWIN_SPEAKER_GROUND_FRONT_CENTER PAWIN_SPEAKER_FRONT_CENTER +#define PAWIN_SPEAKER_GROUND_FRONT_RIGHT PAWIN_SPEAKER_FRONT_RIGHT +#define PAWIN_SPEAKER_GROUND_REAR_LEFT PAWIN_SPEAKER_BACK_LEFT +#define PAWIN_SPEAKER_GROUND_REAR_RIGHT PAWIN_SPEAKER_BACK_RIGHT +#define PAWIN_SPEAKER_TOP_MIDDLE PAWIN_SPEAKER_TOP_CENTER +#define PAWIN_SPEAKER_SUPER_WOOFER PAWIN_SPEAKER_LOW_FREQUENCY + + +/* + PaWinWaveFormat is defined here to provide compatibility with + compilation environments which don't have headers defining + WAVEFORMATEXTENSIBLE (e.g. older versions of MSVC, Borland C++ etc. + + The fields for WAVEFORMATEX and WAVEFORMATEXTENSIBLE are declared as an + unsigned char array here to avoid clients who include this file having + a dependency on windows.h and mmsystem.h, and also to to avoid having + to write separate packing pragmas for each compiler. +*/ +#define PAWIN_SIZEOF_WAVEFORMATEX 18 +#define PAWIN_SIZEOF_WAVEFORMATEXTENSIBLE (PAWIN_SIZEOF_WAVEFORMATEX + 22) + +typedef struct{ + unsigned char fields[ PAWIN_SIZEOF_WAVEFORMATEXTENSIBLE ]; + unsigned long extraLongForAlignment; /* ensure that compiler aligns struct to DWORD */ +} PaWinWaveFormat; + +/* + WAVEFORMATEXTENSIBLE fields: + + union { + WORD wValidBitsPerSample; + WORD wSamplesPerBlock; + WORD wReserved; + } Samples; + DWORD dwChannelMask; + GUID SubFormat; +*/ + +#define PAWIN_INDEXOF_WVALIDBITSPERSAMPLE (PAWIN_SIZEOF_WAVEFORMATEX+0) +#define PAWIN_INDEXOF_DWCHANNELMASK (PAWIN_SIZEOF_WAVEFORMATEX+2) +#define PAWIN_INDEXOF_SUBFORMAT (PAWIN_SIZEOF_WAVEFORMATEX+6) + + +/* + Valid values to pass for the waveFormatTag PaWin_InitializeWaveFormatEx and + PaWin_InitializeWaveFormatExtensible functions below. These must match + the standard Windows WAVE_FORMAT_* values. +*/ +#define PAWIN_WAVE_FORMAT_PCM (1) +#define PAWIN_WAVE_FORMAT_IEEE_FLOAT (3) +#define PAWIN_WAVE_FORMAT_DOLBY_AC3_SPDIF (0x0092) +#define PAWIN_WAVE_FORMAT_WMA_SPDIF (0x0164) + + +/* + returns PAWIN_WAVE_FORMAT_PCM or PAWIN_WAVE_FORMAT_IEEE_FLOAT + depending on the sampleFormat parameter. +*/ +int PaWin_SampleFormatToLinearWaveFormatTag( PaSampleFormat sampleFormat ); + +/* + Use the following two functions to initialize the waveformat structure. +*/ + +void PaWin_InitializeWaveFormatEx( PaWinWaveFormat *waveFormat, + int numChannels, PaSampleFormat sampleFormat, int waveFormatTag, double sampleRate ); + + +void PaWin_InitializeWaveFormatExtensible( PaWinWaveFormat *waveFormat, + int numChannels, PaSampleFormat sampleFormat, int waveFormatTag, double sampleRate, + PaWinWaveFormatChannelMask channelMask ); + + +/* Map a channel count to a speaker channel mask */ +PaWinWaveFormatChannelMask PaWin_DefaultChannelMask( int numChannels ); + + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif /* PA_WIN_WAVEFORMAT_H */ -- cgit v1.2.1