67 lines
1.8 KiB
C
67 lines
1.8 KiB
C
/*
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GSport - an Apple //gs Emulator
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Copyright (C) 2010 by GSport contributors
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Based on the KEGS emulator written by and Copyright (C) 2003 Kent Dickey
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This program is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation; either version 2 of the License, or (at your
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option) any later version.
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This program is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#if !defined(_WIN32) && !defined(__CYGWIN__) && !defined (__OS2__)
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# include <sys/ipc.h>
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# include <sys/shm.h>
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#endif
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#define SOUND_SHM_SAMP_SIZE (32*1024)
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#define SAMPLE_SIZE 2
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#define NUM_CHANNELS 2
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#define SAMPLE_CHAN_SIZE (SAMPLE_SIZE * NUM_CHANNELS)
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STRUCT(Doc_reg) {
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double dsamp_ev;
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double dsamp_ev2;
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double complete_dsamp;
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int samps_left;
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word32 cur_acc;
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word32 cur_inc;
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word32 cur_start;
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word32 cur_end;
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word32 cur_mask;
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int size_bytes;
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int event;
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int running;
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int has_irq_pending;
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word32 freq;
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word32 vol;
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word32 waveptr;
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word32 ctl;
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word32 wavesize;
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word32 last_samp_val;
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};
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/* prototypes for win32snd_driver.c functions */
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void win32snd_init(word32 *);
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void win32snd_shutdown();
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void win32snd_shutdown();
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void child_sound_init_win32();
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int win32_send_audio(byte *ptr, int size);
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/* Prototypes for macsnd_driver.c functions */
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int mac_send_audio(byte *ptr, int in_size);
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void child_sound_init_mac();
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void macsnd_init(word32 *shmaddr);
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