Added audio and CD-ROM support for OSF/Tru64 (thanks Hayashi!)
--HG-- extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%40655
This commit is contained in:
Sam Lantinga
parent
4c8805d5ab
commit
311d6a8f61
14 changed files with 856 additions and 20 deletions
14
configure.in
14
configure.in
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@ -2170,13 +2170,15 @@ case "$target" in
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CheckAAlib
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CheckAAlib
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CheckOpenGL
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CheckOpenGL
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CheckPTHREAD
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CheckPTHREAD
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SDL_LIBS="$SDL_LIBS -lrt"
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# Set up files for the main() stub
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# Set up files for the main() stub
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COPY_ARCH_SRC(src/main, linux, SDL_main.c)
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COPY_ARCH_SRC(src/main, linux, SDL_main.c)
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# Set up files for the audio library
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# Set up files for the audio library
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if test x$enable_audio = xyes; then
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if test x$enable_audio = xyes; then
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CFLAGS="$CFLAGS -DSUNAUDIO_SUPPORT"
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CFLAGS="$CFLAGS -I/usr/include/mme -DMMEAUDIO_SUPPORT"
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AUDIO_SUBDIRS="$AUDIO_SUBDIRS sun"
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SYSTEM_LIBS="$SYSTEM_LIBS -lmme"
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AUDIO_DRIVERS="$AUDIO_DRIVERS sun/libaudio_sun.la"
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AUDIO_SUBDIRS="$AUDIO_SUBDIRS mme"
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AUDIO_DRIVERS="$AUDIO_DRIVERS mme/libaudio_mme.la"
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fi
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fi
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# Set up files for the joystick library
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# Set up files for the joystick library
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# (No joystick support yet)
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# (No joystick support yet)
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@ -2187,8 +2189,8 @@ case "$target" in
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# Set up files for the cdrom library
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# Set up files for the cdrom library
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# (No cdrom support yet)
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# (No cdrom support yet)
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if test x$enable_cdrom = xyes; then
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if test x$enable_cdrom = xyes; then
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CDROM_SUBDIRS="$CDROM_SUBDIRS dummy"
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CDROM_SUBDIRS="$CDROM_SUBDIRS osf"
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CDROM_DRIVERS="$CDROM_DRIVERS dummy/libcdrom_dummy.la"
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CDROM_DRIVERS="$CDROM_DRIVERS osf/libcdrom_osf.la"
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fi
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fi
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# Set up files for the thread library
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# Set up files for the thread library
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if test x$enable_threads = xyes; then
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if test x$enable_threads = xyes; then
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@ -2626,6 +2628,7 @@ src/audio/dsp/Makefile
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src/audio/esd/Makefile
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src/audio/esd/Makefile
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src/audio/macrom/Makefile
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src/audio/macrom/Makefile
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src/audio/mint/Makefile
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src/audio/mint/Makefile
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src/audio/mme/Makefile
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src/audio/nas/Makefile
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src/audio/nas/Makefile
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src/audio/nto/Makefile
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src/audio/nto/Makefile
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src/audio/openbsd/Makefile
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src/audio/openbsd/Makefile
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@ -2695,6 +2698,7 @@ src/cdrom/linux/Makefile
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src/cdrom/macos/Makefile
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src/cdrom/macos/Makefile
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src/cdrom/macosx/Makefile
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src/cdrom/macosx/Makefile
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src/cdrom/openbsd/Makefile
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src/cdrom/openbsd/Makefile
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src/cdrom/osf/Makefile
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src/cdrom/qnx/Makefile
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src/cdrom/qnx/Makefile
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src/cdrom/win32/Makefile
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src/cdrom/win32/Makefile
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src/thread/Makefile
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src/thread/Makefile
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@ -47,7 +47,7 @@ typedef signed int Sint32;
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/* Figure out how to support 64-bit datatypes */
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/* Figure out how to support 64-bit datatypes */
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#if !defined(__STRICT_ANSI__)
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#if !defined(__STRICT_ANSI__)
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#if defined(__GNUC__) || defined(__MWERKS__) || defined(__SUNPRO_C)
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#if defined(__GNUC__) || defined(__MWERKS__) || defined(__DECC)
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#define SDL_HAS_64BIT_TYPE long long
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#define SDL_HAS_64BIT_TYPE long long
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#elif defined(_MSC_VER) /* VC++ */
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#elif defined(_MSC_VER) /* VC++ */
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#define SDL_HAS_64BIT_TYPE __int64
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#define SDL_HAS_64BIT_TYPE __int64
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@ -61,7 +61,9 @@ typedef signed int Sint32;
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/* The 64-bit datatype isn't supported on all platforms */
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/* The 64-bit datatype isn't supported on all platforms */
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#ifdef SDL_HAS_64BIT_TYPE
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#ifdef SDL_HAS_64BIT_TYPE
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#ifndef H_MMBASIC
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typedef unsigned SDL_HAS_64BIT_TYPE Uint64;
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typedef unsigned SDL_HAS_64BIT_TYPE Uint64;
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#endif
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typedef SDL_HAS_64BIT_TYPE Sint64;
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typedef SDL_HAS_64BIT_TYPE Sint64;
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#else
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#else
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/* This is really just a hack to prevent the compiler from complaining */
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/* This is really just a hack to prevent the compiler from complaining */
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@ -5,8 +5,28 @@ noinst_LTLIBRARIES = libaudio.la
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# Define which subdirectories need to be built
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# Define which subdirectories need to be built
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SUBDIRS = @AUDIO_SUBDIRS@
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SUBDIRS = @AUDIO_SUBDIRS@
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DIST_SUBDIRS = alsa arts baudio dma dmedia dsp esd macrom nas nto openbsd \
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DIST_SUBDIRS = \
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paudio riscos sun ums windib windx5 disk mint dc
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alsa \
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arts \
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baudio \
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dc \
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disk \
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dma \
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dmedia \
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dsp \
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esd \
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macrom \
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mint \
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mme \
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nas \
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nto \
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openbsd \
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paudio \
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riscos \
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sun \
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ums \
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windib \
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windx5
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DRIVERS = @AUDIO_DRIVERS@
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DRIVERS = @AUDIO_DRIVERS@
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@ -83,6 +83,9 @@ static AudioBootStrap *bootstrap[] = {
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#ifdef ENABLE_AHI
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#ifdef ENABLE_AHI
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&AHI_bootstrap,
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&AHI_bootstrap,
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#endif
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#endif
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#ifdef MMEAUDIO_SUPPORT
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&MMEAUDIO_bootstrap,
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#endif
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#ifdef MINTAUDIO_SUPPORT
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#ifdef MINTAUDIO_SUPPORT
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&MINTAUDIO_GSXB_bootstrap,
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&MINTAUDIO_GSXB_bootstrap,
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&MINTAUDIO_MCSN_bootstrap,
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&MINTAUDIO_MCSN_bootstrap,
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@ -163,6 +163,9 @@ extern AudioBootStrap DCAUD_bootstrap;
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#ifdef DRENDERER_SUPPORT
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#ifdef DRENDERER_SUPPORT
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extern AudioBootStrap DRENDERER_bootstrap;
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extern AudioBootStrap DRENDERER_bootstrap;
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#endif
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#endif
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#ifdef MMEAUDIO_SUPPORT
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extern AudioBootStrap MMEAUDIO_bootstrap;
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#endif
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/* This is the current audio device */
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/* This is the current audio device */
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extern SDL_AudioDevice *current_audio;
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extern SDL_AudioDevice *current_audio;
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6
src/audio/mme/.cvsignore
Normal file
6
src/audio/mme/.cvsignore
Normal file
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@ -0,0 +1,6 @@
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Makefile.in
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Makefile
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.libs
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*.o
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*.lo
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*.la
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9
src/audio/mme/Makefile.am
Normal file
9
src/audio/mme/Makefile.am
Normal file
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@ -0,0 +1,9 @@
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## Makefile.am for SDL using the Tru64 MME sound driver
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noinst_LTLIBRARIES = libaudio_mme.la
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libaudio_mme_la_SOURCES = $(SRCS)
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# The SDL audio driver sources
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SRCS = SDL_mmeaudio.c \
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SDL_mmeaudio.h
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256
src/audio/mme/SDL_mmeaudio.c
Normal file
256
src/audio/mme/SDL_mmeaudio.c
Normal file
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@ -0,0 +1,256 @@
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/*
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SDL - Simple DirectMedia Layer
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Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Sam Lantinga
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; if not, write to the Free
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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Sam Lantinga
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slouken@libsdl.org
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*/
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/* Tru64 UNIX MME support */
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#include "SDL_mmeaudio.h"
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static BOOL inUse[NUM_BUFFERS];
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/* Audio driver functions */
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static int MME_OpenAudio(_THIS, SDL_AudioSpec *spec);
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static void MME_WaitAudio(_THIS);
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static Uint8 *MME_GetAudioBuf(_THIS);
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static void MME_PlayAudio(_THIS);
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static void MME_WaitDone(_THIS);
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static void MME_CloseAudio(_THIS);
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/* Audio driver bootstrap functions */
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static int Audio_Available(void)
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{
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return(1);
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}
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static void Audio_DeleteDevice(SDL_AudioDevice *device)
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{
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if ( device ) {
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if ( device->hidden ) {
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free(device->hidden);
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device->hidden = NULL;
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}
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free(device);
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device = NULL;
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}
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}
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static SDL_AudioDevice *Audio_CreateDevice(int devindex)
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{
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SDL_AudioDevice *this;
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/* Initialize all variables that we clean on shutdown */
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this = malloc(sizeof(SDL_AudioDevice));
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if ( this ) {
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memset(this, 0, (sizeof *this));
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this->hidden = malloc((sizeof *this->hidden));
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}
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if ( (this == NULL) || (this->hidden == NULL) ) {
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SDL_OutOfMemory();
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if ( this ) {
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free(this);
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}
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return(0);
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}
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memset(this->hidden, 0, (sizeof *this->hidden));
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/* Set the function pointers */
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this->OpenAudio = MME_OpenAudio;
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this->WaitAudio = MME_WaitAudio;
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this->PlayAudio = MME_PlayAudio;
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this->GetAudioBuf = MME_GetAudioBuf;
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this->WaitDone = MME_WaitDone;
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this->CloseAudio = MME_CloseAudio;
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this->free = Audio_DeleteDevice;
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return this;
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}
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AudioBootStrap MMEAUDIO_bootstrap = {
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"waveout", "Tru64 MME WaveOut",
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Audio_Available, Audio_CreateDevice
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};
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static void SetMMerror(char *function, MMRESULT code)
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{
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int len;
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char errbuf[MAXERRORLENGTH];
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sprintf(errbuf, "%s: ", function);
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len = strlen(errbuf);
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waveOutGetErrorText(code, errbuf+len, MAXERRORLENGTH-len);
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SDL_SetError("%s",errbuf);
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}
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static void CALLBACK MME_CALLBACK(HWAVEOUT hwo,
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UINT uMsg,
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DWORD dwInstance,
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LPARAM dwParam1,
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LPARAM dwParam2)
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{
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WAVEHDR *wp = (WAVEHDR *) dwParam1;
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if ( uMsg == WOM_DONE )
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inUse[wp->dwUser] = FALSE;
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}
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static int MME_OpenAudio(_THIS, SDL_AudioSpec *spec)
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{
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MMRESULT result;
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int i;
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mixbuf = NULL;
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/* Set basic WAVE format parameters */
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shm = mmeAllocMem(sizeof(*shm));
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if ( shm == NULL ) {
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SDL_SetError("Out of memory: shm");
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return(-1);
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}
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shm->sound = 0;
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shm->wFmt.wf.wFormatTag = WAVE_FORMAT_PCM;
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/* Determine the audio parameters from the AudioSpec */
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switch ( spec->format & 0xFF ) {
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case 8:
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/* Unsigned 8 bit audio data */
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spec->format = AUDIO_U8;
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shm->wFmt.wBitsPerSample = 8;
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break;
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case 16:
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/* Signed 16 bit audio data */
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spec->format = AUDIO_S16;
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shm->wFmt.wBitsPerSample = 16;
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break;
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default:
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SDL_SetError("Unsupported audio format");
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return(-1);
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}
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shm->wFmt.wf.nChannels = spec->channels;
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shm->wFmt.wf.nSamplesPerSec = spec->freq;
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shm->wFmt.wf.nBlockAlign =
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shm->wFmt.wf.nChannels * shm->wFmt.wBitsPerSample / 8;
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shm->wFmt.wf.nAvgBytesPerSec =
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shm->wFmt.wf.nSamplesPerSec * shm->wFmt.wf.nBlockAlign;
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/* Check the buffer size -- minimum of 1/4 second (word aligned) */
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if ( spec->samples < (spec->freq/4) )
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spec->samples = ((spec->freq/4)+3)&~3;
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/* Update the fragment size as size in bytes */
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SDL_CalculateAudioSpec(spec);
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/* Open the audio device */
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result = waveOutOpen(&(shm->sound),
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WAVE_MAPPER,
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&(shm->wFmt.wf),
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MME_CALLBACK,
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NULL,
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(CALLBACK_FUNCTION|WAVE_OPEN_SHAREABLE));
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if ( result != MMSYSERR_NOERROR ) {
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SetMMerror("waveOutOpen()", result);
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return(-1);
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}
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/* Create the sound buffers */
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mixbuf = (Uint8 *)mmeAllocBuffer(NUM_BUFFERS * (spec->size));
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if ( mixbuf == NULL ) {
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SDL_SetError("Out of memory: mixbuf");
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return(-1);
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}
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for (i = 0; i < NUM_BUFFERS; i++) {
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shm->wHdr[i].lpData = &mixbuf[i * (spec->size)];
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shm->wHdr[i].dwBufferLength = spec->size;
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shm->wHdr[i].dwFlags = 0;
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shm->wHdr[i].dwUser = i;
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shm->wHdr[i].dwLoops = 0; /* loop control counter */
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shm->wHdr[i].lpNext = NULL; /* reserved for driver */
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shm->wHdr[i].reserved = 0;
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inUse[i] = FALSE;
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}
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next_buffer = 0;
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return 0;
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}
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static void MME_WaitAudio(_THIS)
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{
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mmeWaitForCallbacks ();
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mmeProcessCallbacks ();
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}
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static Uint8 *MME_GetAudioBuf(_THIS)
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{
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Uint8 *retval;
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while ( inUse[next_buffer] )
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;
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inUse[next_buffer] = TRUE;
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retval = (Uint8 *)(shm->wHdr[next_buffer].lpData);
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return retval;
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}
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static void MME_PlayAudio(_THIS)
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{
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/* Queue it up */
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waveOutWrite(shm->sound, &(shm->wHdr[next_buffer]), sizeof(WAVEHDR));
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next_buffer = (next_buffer+1)%NUM_BUFFERS;
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}
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static void MME_WaitDone(_THIS)
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{
|
||||||
|
MMRESULT result;
|
||||||
|
int i;
|
||||||
|
|
||||||
|
if ( shm->sound ) {
|
||||||
|
result = waveOutReset(shm->sound);
|
||||||
|
if ( result != MMSYSERR_NOERROR )
|
||||||
|
SetMMerror("waveOutReset()", result);
|
||||||
|
else {
|
||||||
|
mmeWaitForCallbacks ();
|
||||||
|
mmeProcessCallbacks ();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static void MME_CloseAudio(_THIS)
|
||||||
|
{
|
||||||
|
MMRESULT result;
|
||||||
|
|
||||||
|
if ( mixbuf ) {
|
||||||
|
result = mmeFreeBuffer(mixbuf);
|
||||||
|
if (result != MMSYSERR_NOERROR )
|
||||||
|
SetMMerror("mmeFreeBuffer", result);
|
||||||
|
mixbuf = NULL;
|
||||||
|
}
|
||||||
|
|
||||||
|
if ( shm ) {
|
||||||
|
if ( shm->sound ) {
|
||||||
|
result = waveOutClose(shm->sound);
|
||||||
|
if (result != MMSYSERR_NOERROR )
|
||||||
|
SetMMerror("waveOutClose()", result);
|
||||||
|
}
|
||||||
|
result = mmeFreeMem(shm);
|
||||||
|
if (result != MMSYSERR_NOERROR )
|
||||||
|
SetMMerror("mmeFreeMem()", result);
|
||||||
|
shm = NULL;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
59
src/audio/mme/SDL_mmeaudio.h
Normal file
59
src/audio/mme/SDL_mmeaudio.h
Normal file
|
|
@ -0,0 +1,59 @@
|
||||||
|
/*
|
||||||
|
SDL - Simple DirectMedia Layer
|
||||||
|
Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Sam Lantinga
|
||||||
|
|
||||||
|
This library is free software; you can redistribute it and/or
|
||||||
|
modify it under the terms of the GNU Library General Public
|
||||||
|
License as published by the Free Software Foundation; either
|
||||||
|
version 2 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
|
||||||
|
Library General Public License for more details.
|
||||||
|
|
||||||
|
You should have received a copy of the GNU Library General Public
|
||||||
|
License along with this library; if not, write to the Free
|
||||||
|
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||||
|
|
||||||
|
Sam Lantinga
|
||||||
|
slouken@libsdl.org
|
||||||
|
*/
|
||||||
|
|
||||||
|
/* Allow access to a raw mixing buffer */
|
||||||
|
|
||||||
|
#include <stdio.h>
|
||||||
|
#include <stdlib.h>
|
||||||
|
#include <string.h>
|
||||||
|
#include <mme_api.h>
|
||||||
|
|
||||||
|
#include "SDL_audio.h"
|
||||||
|
#include "SDL_mutex.h"
|
||||||
|
#include "SDL_timer.h"
|
||||||
|
#include "SDL_audio_c.h"
|
||||||
|
|
||||||
|
#ifndef _SDL_lowaudio_h
|
||||||
|
#define _SDL_lowaudio_h
|
||||||
|
#include "SDL_sysaudio.h"
|
||||||
|
|
||||||
|
/* Hidden "this" pointer for the video functions */
|
||||||
|
#define _THIS SDL_AudioDevice *this
|
||||||
|
#define NUM_BUFFERS 2
|
||||||
|
|
||||||
|
struct SharedMem {
|
||||||
|
HWAVEOUT sound;
|
||||||
|
WAVEHDR wHdr[NUM_BUFFERS];
|
||||||
|
PCMWAVEFORMAT wFmt;
|
||||||
|
};
|
||||||
|
|
||||||
|
struct SDL_PrivateAudioData {
|
||||||
|
Uint8 *mixbuf; /* The raw allocated mixing buffer */
|
||||||
|
struct SharedMem *shm;
|
||||||
|
int next_buffer;
|
||||||
|
};
|
||||||
|
|
||||||
|
#define shm (this->hidden->shm)
|
||||||
|
#define mixbuf (this->hidden->mixbuf)
|
||||||
|
#define next_buffer (this->hidden->next_buffer)
|
||||||
|
/* Old variable names */
|
||||||
|
#endif /* _SDL_lowaudio_h */
|
||||||
6
src/audio/riscos/.cvsignore
Normal file
6
src/audio/riscos/.cvsignore
Normal file
|
|
@ -0,0 +1,6 @@
|
||||||
|
Makefile.in
|
||||||
|
Makefile
|
||||||
|
.libs
|
||||||
|
*.o
|
||||||
|
*.lo
|
||||||
|
*.la
|
||||||
|
|
@ -5,18 +5,19 @@ noinst_LTLIBRARIES = libcdrom.la
|
||||||
|
|
||||||
# Define which subdirectories need to be built
|
# Define which subdirectories need to be built
|
||||||
SUBDIRS = @CDROM_SUBDIRS@
|
SUBDIRS = @CDROM_SUBDIRS@
|
||||||
DIST_SUBDIRS = \
|
DIST_SUBDIRS = \
|
||||||
aix \
|
aix \
|
||||||
beos \
|
beos \
|
||||||
bsdi \
|
bsdi \
|
||||||
dc \
|
dc \
|
||||||
dummy \
|
dummy \
|
||||||
freebsd \
|
freebsd \
|
||||||
linux \
|
linux \
|
||||||
macos \
|
macos \
|
||||||
macosx \
|
macosx \
|
||||||
openbsd \
|
openbsd \
|
||||||
qnx \
|
osf \
|
||||||
|
qnx \
|
||||||
win32
|
win32
|
||||||
|
|
||||||
DRIVERS = @CDROM_DRIVERS@
|
DRIVERS = @CDROM_DRIVERS@
|
||||||
|
|
|
||||||
6
src/cdrom/osf/.cvsignore
Normal file
6
src/cdrom/osf/.cvsignore
Normal file
|
|
@ -0,0 +1,6 @@
|
||||||
|
Makefile.in
|
||||||
|
Makefile
|
||||||
|
.libs
|
||||||
|
*.o
|
||||||
|
*.lo
|
||||||
|
*.la
|
||||||
8
src/cdrom/osf/Makefile.am
Normal file
8
src/cdrom/osf/Makefile.am
Normal file
|
|
@ -0,0 +1,8 @@
|
||||||
|
|
||||||
|
## Makefile.am for the osf cdrom driver for SDL
|
||||||
|
|
||||||
|
noinst_LTLIBRARIES = libcdrom_osf.la
|
||||||
|
libcdrom_osf_la_SOURCES = $(SRCS)
|
||||||
|
|
||||||
|
# The SDL cdrom driver sources
|
||||||
|
SRCS = SDL_syscdrom.c
|
||||||
453
src/cdrom/osf/SDL_syscdrom.c
Normal file
453
src/cdrom/osf/SDL_syscdrom.c
Normal file
|
|
@ -0,0 +1,453 @@
|
||||||
|
/*
|
||||||
|
Tru64 audio module for SDL (Simple DirectMedia Layer)
|
||||||
|
Copyright (C) 2003
|
||||||
|
|
||||||
|
This library is free software; you can redistribute it and/or
|
||||||
|
modify it under the terms of the GNU Library General Public
|
||||||
|
License as published by the Free Software Foundation; either
|
||||||
|
version 2 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
|
||||||
|
Library General Public License for more details.
|
||||||
|
|
||||||
|
You should have received a copy of the GNU Library General Public
|
||||||
|
License along with this library; if not, write to the Free
|
||||||
|
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||||
|
|
||||||
|
|
||||||
|
*/
|
||||||
|
|
||||||
|
|
||||||
|
/* Functions for system-level CD-ROM audio control */
|
||||||
|
|
||||||
|
//#define DEBUG_CDROM 1
|
||||||
|
|
||||||
|
#include <sys/types.h>
|
||||||
|
#include <sys/stat.h>
|
||||||
|
#include <fcntl.h>
|
||||||
|
#include <io/cam/cdrom.h>
|
||||||
|
#include <io/cam/rzdisk.h>
|
||||||
|
#include <io/common/devgetinfo.h>
|
||||||
|
#include <alloca.h>
|
||||||
|
#include <stdlib.h>
|
||||||
|
#include <stdio.h>
|
||||||
|
#include <string.h>
|
||||||
|
#include <errno.h>
|
||||||
|
|
||||||
|
#include "SDL_error.h"
|
||||||
|
#include "SDL_cdrom.h"
|
||||||
|
#include "SDL_syscdrom.h"
|
||||||
|
|
||||||
|
/* The maximum number of CD-ROM drives we'll detect */
|
||||||
|
#define MAX_DRIVES 16
|
||||||
|
|
||||||
|
/* A list of available CD-ROM drives */
|
||||||
|
static char *SDL_cdlist[MAX_DRIVES];
|
||||||
|
static dev_t SDL_cdmode[MAX_DRIVES];
|
||||||
|
|
||||||
|
/* The system-dependent CD control functions */
|
||||||
|
static const char *SDL_SYS_CDName(int drive);
|
||||||
|
static int SDL_SYS_CDOpen(int drive);
|
||||||
|
static int SDL_SYS_CDGetTOC(SDL_CD *cdrom);
|
||||||
|
static CDstatus SDL_SYS_CDStatus(SDL_CD *cdrom, int *position);
|
||||||
|
static int SDL_SYS_CDPlay(SDL_CD *cdrom, int start, int length);
|
||||||
|
static int SDL_SYS_CDPause(SDL_CD *cdrom);
|
||||||
|
static int SDL_SYS_CDResume(SDL_CD *cdrom);
|
||||||
|
static int SDL_SYS_CDStop(SDL_CD *cdrom);
|
||||||
|
static int SDL_SYS_CDEject(SDL_CD *cdrom);
|
||||||
|
static void SDL_SYS_CDClose(SDL_CD *cdrom);
|
||||||
|
|
||||||
|
/* Some ioctl() errno values which occur when the tray is empty */
|
||||||
|
#define ERRNO_TRAYEMPTY(errno) \
|
||||||
|
((errno == EIO) || (errno == ENOENT) || (errno == EINVAL))
|
||||||
|
|
||||||
|
/* Check a drive to see if it is a CD-ROM */
|
||||||
|
/* Caution!! Not tested. */
|
||||||
|
static int CheckDrive(char *drive, struct stat *stbuf)
|
||||||
|
{
|
||||||
|
int is_cd, cdfd;
|
||||||
|
struct cd_sub_channel info;
|
||||||
|
|
||||||
|
/* If it doesn't exist, return -1 */
|
||||||
|
if ( stat(drive, stbuf) < 0 ) {
|
||||||
|
return(-1);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* If it does exist, verify that it's an available CD-ROM */
|
||||||
|
is_cd = 0;
|
||||||
|
if ( S_ISCHR(stbuf->st_mode) || S_ISBLK(stbuf->st_mode) ) {
|
||||||
|
cdfd = open(drive, (O_RDWR|O_NDELAY), 0);
|
||||||
|
if ( cdfd >= 0 ) {
|
||||||
|
info.sch_address_format = CDROM_MSF_FORMAT;
|
||||||
|
info.sch_data_format = CDROM_CURRENT_POSITION;
|
||||||
|
info.sch_alloc_length = 0;
|
||||||
|
info.sch_track_number = 0;
|
||||||
|
info.sch_buffer = NULL;
|
||||||
|
/*
|
||||||
|
*
|
||||||
|
* Under Linux, EIO occurs when a disk is not present.
|
||||||
|
* This isn't 100% reliable, so we use the USE_MNTENT
|
||||||
|
* code above instead.
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
if ( (ioctl(cdfd, CDROM_READ_SUBCHANNEL, &info) == 0) ||
|
||||||
|
ERRNO_TRAYEMPTY(errno) ) {
|
||||||
|
is_cd = 1;
|
||||||
|
}
|
||||||
|
|
||||||
|
close(cdfd);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
return(is_cd);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Add a CD-ROM drive to our list of valid drives */
|
||||||
|
static void AddDrive(char *drive, struct stat *stbuf)
|
||||||
|
{
|
||||||
|
int i;
|
||||||
|
|
||||||
|
if ( SDL_numcds < MAX_DRIVES ) {
|
||||||
|
/* Check to make sure it's not already in our list.
|
||||||
|
* This can happen when we see a drive via symbolic link.
|
||||||
|
*
|
||||||
|
* /
|
||||||
|
for ( i=0; i<SDL_numcds; ++i ) {
|
||||||
|
if ( stbuf->st_rdev == SDL_cdmode[i] ) {
|
||||||
|
#ifdef DEBUG_CDROM
|
||||||
|
fprintf(stderr, "Duplicate drive detected: %s == %s\n", drive, SDL_cdlist[i]);
|
||||||
|
#endif
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Add this drive to our list */
|
||||||
|
i = SDL_numcds;
|
||||||
|
SDL_cdlist[i] = (char *)malloc(strlen(drive)+1);
|
||||||
|
if ( SDL_cdlist[i] == NULL ) {
|
||||||
|
SDL_OutOfMemory();
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
|
||||||
|
strcpy(SDL_cdlist[i], drive);
|
||||||
|
SDL_cdmode[i] = stbuf->st_rdev;
|
||||||
|
++SDL_numcds;
|
||||||
|
#ifdef DEBUG_CDROM
|
||||||
|
fprintf(stderr, "Added CD-ROM drive: %s\n", drive);
|
||||||
|
#endif
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
int SDL_SYS_CDInit(void)
|
||||||
|
{
|
||||||
|
/* checklist: /dev/cdrom,/dev/cd?c /dev/acd?c
|
||||||
|
* /dev/matcd?c /dev/mcd?c /dev/scd?c
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
static char *checklist[] = {
|
||||||
|
"?0 rdisk/cdrom?",NULL};
|
||||||
|
char drive[32];
|
||||||
|
char *SDLcdrom;
|
||||||
|
int i, j, exists;
|
||||||
|
struct stat stbuf;
|
||||||
|
|
||||||
|
/* Fill in our driver capabilities */
|
||||||
|
SDL_CDcaps.Name = SDL_SYS_CDName;
|
||||||
|
SDL_CDcaps.Open = SDL_SYS_CDOpen;
|
||||||
|
SDL_CDcaps.GetTOC = SDL_SYS_CDGetTOC;
|
||||||
|
SDL_CDcaps.Status = SDL_SYS_CDStatus;
|
||||||
|
SDL_CDcaps.Play = SDL_SYS_CDPlay;
|
||||||
|
SDL_CDcaps.Pause = SDL_SYS_CDPause;
|
||||||
|
SDL_CDcaps.Resume = SDL_SYS_CDResume;
|
||||||
|
SDL_CDcaps.Stop = SDL_SYS_CDStop;
|
||||||
|
SDL_CDcaps.Eject = SDL_SYS_CDEject;
|
||||||
|
SDL_CDcaps.Close = SDL_SYS_CDClose;
|
||||||
|
|
||||||
|
|
||||||
|
/* Look in the environment for our CD-ROM drive list */
|
||||||
|
SDLcdrom = getenv("SDL_CDROM"); /* ':' separated list of devices */
|
||||||
|
if ( SDLcdrom != NULL ) {
|
||||||
|
char *cdpath, *delim;
|
||||||
|
cdpath = malloc(strlen(SDLcdrom)+1);
|
||||||
|
if ( cdpath != NULL ) {
|
||||||
|
strcpy(cdpath, SDLcdrom);
|
||||||
|
SDLcdrom = cdpath;
|
||||||
|
do {
|
||||||
|
delim = strchr(SDLcdrom, ':');
|
||||||
|
if ( delim ) {
|
||||||
|
*delim++ = '\0';
|
||||||
|
}
|
||||||
|
if ( CheckDrive(SDLcdrom, &stbuf) > 0 ) {
|
||||||
|
AddDrive(SDLcdrom, &stbuf);
|
||||||
|
}
|
||||||
|
if ( delim ) {
|
||||||
|
SDLcdrom = delim;
|
||||||
|
} else {
|
||||||
|
SDLcdrom = NULL;
|
||||||
|
}
|
||||||
|
} while ( SDLcdrom );
|
||||||
|
free(cdpath);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* If we found our drives, there's nothing left to do */
|
||||||
|
if ( SDL_numcds > 0 ) {
|
||||||
|
return(0);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
/* Scan the system for CD-ROM drives */
|
||||||
|
for ( i=0; checklist[i]; ++i ) {
|
||||||
|
if ( checklist[i][0] == '?' ) {
|
||||||
|
char *insert;
|
||||||
|
exists = 1;
|
||||||
|
for ( j=checklist[i][1]; exists; ++j ) {
|
||||||
|
sprintf(drive, "/dev/%sc", &checklist[i][3]);
|
||||||
|
insert = strchr(drive, '?');
|
||||||
|
if ( insert != NULL ) {
|
||||||
|
*insert = j;
|
||||||
|
}
|
||||||
|
switch (CheckDrive(drive, &stbuf)) {
|
||||||
|
/* Drive exists and is a CD-ROM */
|
||||||
|
case 1:
|
||||||
|
AddDrive(drive, &stbuf);
|
||||||
|
break;
|
||||||
|
/* Drive exists, but isn't a CD-ROM */
|
||||||
|
case 0:
|
||||||
|
break;
|
||||||
|
/* Drive doesn't exist */
|
||||||
|
case -1:
|
||||||
|
exists = 0;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
} else {
|
||||||
|
sprintf(drive, "/dev/%s", checklist[i]);
|
||||||
|
if ( CheckDrive(drive, &stbuf) > 0 ) {
|
||||||
|
AddDrive(drive, &stbuf);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
/*
|
||||||
|
SDLcdrom=malloc(sizeof(char) * 32);
|
||||||
|
strcpy(SDLcdrom,"/dev/rdisk/cdrom0c");
|
||||||
|
SDL_cdlist[0] = SDLcdrom;
|
||||||
|
stat(SDLcdrom, &stbuf);
|
||||||
|
SDL_cdmode[0] = stbuf.st_rdev;
|
||||||
|
SDL_numcds = 1;
|
||||||
|
*/
|
||||||
|
return (0);
|
||||||
|
}
|
||||||
|
|
||||||
|
static const char *SDL_SYS_CDName(int drive)
|
||||||
|
{
|
||||||
|
return(SDL_cdlist[drive]);
|
||||||
|
}
|
||||||
|
|
||||||
|
static int SDL_SYS_CDOpen(int drive)
|
||||||
|
{
|
||||||
|
/* O_RDWR: To use ioctl(fd, SCSI_STOP_UNIT) */
|
||||||
|
return(open(SDL_cdlist[drive], (O_RDWR|O_NDELAY), 0));
|
||||||
|
}
|
||||||
|
|
||||||
|
static int SDL_SYS_CDGetTOC(SDL_CD *cdrom)
|
||||||
|
{
|
||||||
|
struct cd_toc toc;
|
||||||
|
struct cd_toc_header hdr;
|
||||||
|
struct cd_toc_entry *cdte;
|
||||||
|
int i;
|
||||||
|
int okay = 0;
|
||||||
|
if ( ioctl(cdrom->id, CDROM_TOC_HEADER, &hdr) ) {
|
||||||
|
fprintf(stderr,"ioctl error CDROM_TOC_HEADER\n");
|
||||||
|
return -1;
|
||||||
|
}
|
||||||
|
cdrom->numtracks = hdr.th_ending_track - hdr.th_starting_track + 1;
|
||||||
|
if ( cdrom->numtracks > SDL_MAX_TRACKS ) {
|
||||||
|
cdrom->numtracks = SDL_MAX_TRACKS;
|
||||||
|
}
|
||||||
|
#ifdef DEBUG_CDROM
|
||||||
|
fprintf(stderr,"hdr.th_data_len1 = %d\n", hdr.th_data_len1);
|
||||||
|
fprintf(stderr,"hdr.th_data_len0 = %d\n", hdr.th_data_len0);
|
||||||
|
fprintf(stderr,"hdr.th_starting_track = %d\n", hdr.th_starting_track);
|
||||||
|
fprintf(stderr,"hdr.th_ending_track = %d\n", hdr.th_ending_track);
|
||||||
|
fprintf(stderr,"cdrom->numtracks = %d\n", cdrom->numtracks);
|
||||||
|
#endif
|
||||||
|
toc.toc_address_format = CDROM_LBA_FORMAT;
|
||||||
|
toc.toc_starting_track = 0;
|
||||||
|
toc.toc_alloc_length = (hdr.th_data_len1 << 8) +
|
||||||
|
hdr.th_data_len0 + sizeof(hdr);
|
||||||
|
if ( (toc.toc_buffer = alloca(toc.toc_alloc_length)) == NULL) {
|
||||||
|
fprintf(stderr,"cannot allocate toc.toc_buffer\n");
|
||||||
|
return -1;
|
||||||
|
}
|
||||||
|
|
||||||
|
bzero (toc.toc_buffer, toc.toc_alloc_length);
|
||||||
|
if (ioctl(cdrom->id, CDROM_TOC_ENTRYS, &toc)) {
|
||||||
|
fprintf(stderr,"ioctl error CDROM_TOC_ENTRYS\n");
|
||||||
|
return -1;
|
||||||
|
}
|
||||||
|
|
||||||
|
(char *)cdte = toc.toc_buffer + sizeof(hdr);
|
||||||
|
for (i=0; i <= cdrom->numtracks; ++i) {
|
||||||
|
if (i == cdrom->numtracks ) {
|
||||||
|
cdrom->track[i].id = 0xAA;;
|
||||||
|
} else {
|
||||||
|
cdrom->track[i].id = hdr.th_starting_track + i;
|
||||||
|
}
|
||||||
|
|
||||||
|
cdrom->track[i].type =
|
||||||
|
cdte[i].te_control & CDROM_DATA_TRACK;
|
||||||
|
cdrom->track[i].offset =
|
||||||
|
cdte[i].te_absaddr.lba.addr3 << 24 |
|
||||||
|
cdte[i].te_absaddr.lba.addr2 << 16 |
|
||||||
|
cdte[i].te_absaddr.lba.addr1 << 8 |
|
||||||
|
cdte[i].te_absaddr.lba.addr0;
|
||||||
|
cdrom->track[i].length = 0;
|
||||||
|
if ( i > 0 ) {
|
||||||
|
cdrom->track[i - 1].length =
|
||||||
|
cdrom->track[i].offset -
|
||||||
|
cdrom->track[i - 1].offset;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
#ifdef DEBUG_CDROM
|
||||||
|
for (i = 0; i <= cdrom->numtracks; i++) {
|
||||||
|
fprintf(stderr,"toc_entry[%d].te_track_number = %d\n",
|
||||||
|
i,cdte[i].te_track_number);
|
||||||
|
fprintf(stderr,"cdrom->track[%d].id = %d\n", i,cdrom->track[i].id);
|
||||||
|
fprintf(stderr,"cdrom->track[%d].type = %x\n", i,cdrom->track[i].type);
|
||||||
|
fprintf(stderr,"cdrom->track[%d].offset = %d\n", i,cdrom->track[i].offset);
|
||||||
|
fprintf(stderr,"cdrom->track[%d].length = %d\n", i,cdrom->track[i].length);
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
if ( i == (cdrom->numtracks+1) ) {
|
||||||
|
okay = 1;
|
||||||
|
}
|
||||||
|
|
||||||
|
return(okay ? 0 : -1);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Get CD-ROM status */
|
||||||
|
static CDstatus SDL_SYS_CDStatus(SDL_CD *cdrom, int *position)
|
||||||
|
{
|
||||||
|
CDstatus status;
|
||||||
|
struct cd_sub_channel sc;
|
||||||
|
struct cd_subc_channel_data scd;
|
||||||
|
|
||||||
|
sc.sch_address_format = CDROM_LBA_FORMAT;
|
||||||
|
sc.sch_data_format = CDROM_CURRENT_POSITION;
|
||||||
|
sc.sch_track_number = 0;
|
||||||
|
sc.sch_alloc_length = sizeof(scd);
|
||||||
|
sc.sch_buffer = (caddr_t)&scd;
|
||||||
|
if ( ioctl(cdrom->id, CDROM_READ_SUBCHANNEL, &sc) ) {
|
||||||
|
status = CD_ERROR;
|
||||||
|
fprintf(stderr,"ioctl error CDROM_READ_SUBCHANNEL \n");
|
||||||
|
} else {
|
||||||
|
switch (scd.scd_header.sh_audio_status) {
|
||||||
|
case AS_AUDIO_INVALID:
|
||||||
|
status = CD_STOPPED;
|
||||||
|
break;
|
||||||
|
case AS_PLAY_IN_PROGRESS:
|
||||||
|
status = CD_PLAYING;
|
||||||
|
break;
|
||||||
|
case AS_PLAY_PAUSED:
|
||||||
|
status = CD_PAUSED;
|
||||||
|
break;
|
||||||
|
case AS_PLAY_COMPLETED:
|
||||||
|
status = CD_STOPPED;
|
||||||
|
break;
|
||||||
|
case AS_PLAY_ERROR:
|
||||||
|
status = CD_ERROR;
|
||||||
|
break;
|
||||||
|
case AS_NO_STATUS:
|
||||||
|
status = CD_STOPPED;
|
||||||
|
break;
|
||||||
|
default:
|
||||||
|
status = CD_ERROR;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
#ifdef DEBUG_CDROM
|
||||||
|
fprintf(stderr,"scd.scd_header.sh_audio_status = %x\n",
|
||||||
|
scd.scd_header.sh_audio_status);
|
||||||
|
#endif
|
||||||
|
}
|
||||||
|
if (position) {
|
||||||
|
if (status == CD_PLAYING || (status == CD_PAUSED) ) {
|
||||||
|
*position =
|
||||||
|
scd.scd_position_data.scp_absaddr.lba.addr3 << 24 |
|
||||||
|
scd.scd_position_data.scp_absaddr.lba.addr2 << 16 |
|
||||||
|
scd.scd_position_data.scp_absaddr.lba.addr1 << 8 |
|
||||||
|
scd.scd_position_data.scp_absaddr.lba.addr0;
|
||||||
|
} else {
|
||||||
|
*position = 0;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
return status;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Start play */
|
||||||
|
static int SDL_SYS_CDPlay(SDL_CD *cdrom, int start, int length)
|
||||||
|
{
|
||||||
|
/* Play MSF
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
struct cd_play_audio_msf msf;
|
||||||
|
int end;
|
||||||
|
|
||||||
|
bzero(&msf, sizeof(msf));
|
||||||
|
end = start +length;
|
||||||
|
FRAMES_TO_MSF(start,
|
||||||
|
&msf.msf_starting_M_unit,
|
||||||
|
&msf.msf_starting_S_unit,
|
||||||
|
&msf.msf_starting_F_unit);
|
||||||
|
FRAMES_TO_MSF(end,
|
||||||
|
&msf.msf_ending_M_unit,
|
||||||
|
&msf.msf_ending_S_unit,
|
||||||
|
&msf.msf_ending_F_unit);
|
||||||
|
|
||||||
|
return(ioctl(cdrom->id, CDROM_PLAY_AUDIO_MSF, &msf));
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Pause play */
|
||||||
|
static int SDL_SYS_CDPause(SDL_CD *cdrom)
|
||||||
|
{
|
||||||
|
return(ioctl(cdrom->id, CDROM_PAUSE_PLAY));
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Resume play */
|
||||||
|
static int SDL_SYS_CDResume(SDL_CD *cdrom)
|
||||||
|
{
|
||||||
|
return(ioctl(cdrom->id, CDROM_RESUME_PLAY));
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Stop play */
|
||||||
|
static int SDL_SYS_CDStop(SDL_CD *cdrom)
|
||||||
|
{
|
||||||
|
return(ioctl(cdrom->id, SCSI_STOP_UNIT));
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Eject the CD-ROM */
|
||||||
|
static int SDL_SYS_CDEject(SDL_CD *cdrom)
|
||||||
|
{
|
||||||
|
return(ioctl(cdrom->id, CDROM_EJECT_CADDY));
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Close the CD-ROM handle */
|
||||||
|
static void SDL_SYS_CDClose(SDL_CD *cdrom)
|
||||||
|
{
|
||||||
|
close(cdrom->id);
|
||||||
|
}
|
||||||
|
|
||||||
|
void SDL_SYS_CDQuit(void)
|
||||||
|
{
|
||||||
|
int i;
|
||||||
|
|
||||||
|
if ( SDL_numcds > 0 ) {
|
||||||
|
for ( i=0; i<SDL_numcds; ++i ) {
|
||||||
|
free(SDL_cdlist[i]);
|
||||||
|
}
|
||||||
|
SDL_numcds = 0;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
Loading…
Add table
Add a link
Reference in a new issue