justin
1 line
3.4 KiB
C++
1 line
3.4 KiB
C++
#include "sndserver.h"
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#include <stdlib.h>
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#include <stdio.h>
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#include <audio.h>
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#include "irix.h"
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#define al_QUEUESIZE SAMPLECOUNT*2
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//#define al_QUEUESIZE SAMPLECOUNT
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extern int snd_verbose;
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extern int myargc;
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extern char **myargv;
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static ALconfig al_config;
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static ALport al_outport;
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void I_InitMusic(void)
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{
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}
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void I_InitSound(int samplerate, int samplesize)
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{
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long paramset[16*2];
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if (samplesize == 24)
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samplesize = 32; // takes care of padding for 24-bit sound
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ALseterrorhandler(0); // turn off audio library error handler
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al_config = ALnewconfig(); // create new config for specific rate & format
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// ALsetchannels(al_config, AL_MONO); // mono
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ALsetchannels(al_config, AL_STEREO); // stereo
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ALsetqueuesize(al_config, al_QUEUESIZE); // submission queue size
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ALsetsampfmt(al_config, AL_SAMPFMT_TWOSCOMP); // 2's complement fmt
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ALsetwidth(al_config, samplesize/8); // word size
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al_outport = ALopenport("iddigout1", "w", al_config);
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if (!al_outport)
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{
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fprintf(stderr, "Could not open audio port\n");
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exit(-1);
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}
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paramset[0] = AL_OUTPUT_RATE;
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paramset[1] = samplerate;
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ALsetparams(AL_DEFAULT_DEVICE, paramset, 2);
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paramset[0*2] = AL_INPUT_SOURCE;
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paramset[1*2] = AL_LEFT_INPUT_ATTEN;
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paramset[2*2] = AL_RIGHT_INPUT_ATTEN;
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paramset[3*2] = AL_INPUT_RATE;
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paramset[4*2] = AL_OUTPUT_RATE;
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paramset[5*2] = AL_LEFT_SPEAKER_GAIN;
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paramset[6*2] = AL_RIGHT_SPEAKER_GAIN;
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paramset[7*2] = AL_INPUT_COUNT;
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paramset[8*2] = AL_OUTPUT_COUNT;
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paramset[9*2] = AL_UNUSED_COUNT;
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paramset[10*2] = AL_SYNC_INPUT_TO_AES;
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paramset[11*2] = AL_SYNC_OUTPUT_TO_AES;
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paramset[12*2] = AL_MONITOR_CTL;
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paramset[13*2] = AL_LEFT_MONITOR_ATTEN;
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paramset[14*2] = AL_RIGHT_MONITOR_ATTEN;
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ALgetparams(AL_DEFAULT_DEVICE, paramset, 15*2);
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if (snd_verbose)
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{
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fprintf(stderr, "AL_INPUT_SOURCE=%d\n", paramset[0*2+1]);
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fprintf(stderr, "AL_LEFT_INPUT_ATTEN=%d\n", paramset[1*2+1]);
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fprintf(stderr, "AL_RIGHT_INPUT_ATTEN=%d\n", paramset[2*2+1]);
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fprintf(stderr, "AL_INPUT_RATE=%d\n", paramset[3*2+1]);
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fprintf(stderr, "AL_OUTPUT_RATE=%d\n", paramset[4*2+1]);
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fprintf(stderr, "AL_LEFT_SPEAKER_GAIN=%d\n", paramset[5*2+1]);
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fprintf(stderr, "AL_RIGHT_SPEAKER_GAIN=%d\n", paramset[6*2+1]);
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fprintf(stderr, "AL_INPUT_COUNT=%d\n", paramset[7*2+1]);
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fprintf(stderr, "AL_OUTPUT_COUNT=%d\n", paramset[8*2+1]);
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fprintf(stderr, "AL_UNUSED_COUNT=%d\n", paramset[9*2+1]);
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fprintf(stderr, "AL_SYNC_INPUT_TO_AES=%d\n", paramset[10*2+1]);
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fprintf(stderr, "AL_SYNC_OUTPUT_TO_AES=%d\n", paramset[11*2+1]);
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fprintf(stderr, "AL_MONITOR_CTL=%d\n", paramset[12*2+1]);
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fprintf(stderr, "AL_LEFT_MONITOR_ATTEN=%d\n", paramset[13*2+1]);
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fprintf(stderr, "AL_RIGHT_MONITOR_ATTEN=%d\n", paramset[14*2+1]);
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fprintf(stderr, "ALgetchannels()=%d\n", ALgetchannels(al_config));
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fprintf(stderr, "ALgetqueuesize()=%d\n", ALgetqueuesize(al_config));
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fprintf(stderr, "ALgetsampfmt()=%d\n", ALgetsampfmt(al_config));
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fprintf(stderr, "ALgetwidth()=%d\n", ALgetwidth(al_config));
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}
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}
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signed char debugbuffer[1024][8];
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void I_SubmitOutputBuffer(void *samples, int samplecount)
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{
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int i;
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/*
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for (i=0 ; i<1024 ; i++)
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{
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debugbuffer[i][0] = ((signed char *) samples)[i];
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debugbuffer[i][1] = ((signed char *) samples)[i+1];
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}
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ALwritesamps(al_outport, debugbuffer, 1024);
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*/
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ALwritesamps(al_outport, samples, samplecount*2);
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}
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void I_ShutdownSound(void)
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{
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ALfreeconfig(al_config);
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ALcloseport(al_outport);
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}
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void I_ShutdownMusic(void)
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{
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}
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