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#include <errno.h>
#include <stdio.h>
#include <assert.h>
#include <string.h>

#include "sydney.h"

#define ASSERT_SUCCESS(x) do { \
    int _r; \
    if ((_r = x)) { \
        fprintf(stderr, "Operation <%s> failed: %s%s%s\n", \
                #x, \
                sa_strerror(_r), \
                _r == SA_ERROR_SYSTEM ? "; " : "", _r == SA_ERROR_SYSTEM ? strerror(errno) : ""); \
    } \
    assert(_r == SA_SUCCESS); \
} while(0)

#define FREQ 440

int main(int argc, char *argv[]) {

    sa_stream_t *dev;
    float data[4] = { 0.0, 1.0, 0.0, -1.0 };
    int i, j;

    ASSERT_SUCCESS(sa_stream_create_pcm(&dev, "Sine Test", SA_MODE_WRONLY, SA_PCM_FORMAT_FLOAT32_NE, FREQ * 4, 1));
    ASSERT_SUCCESS(sa_stream_change_device(dev, "/dev/dsp1"));
    ASSERT_SUCCESS(sa_stream_set_dynamic_rate(dev, 1));
    sa_stream_change_meta_data(dev, SA_META_CLIENT_NAME, argv[0], strlen(argv[0]));
    ASSERT_SUCCESS(sa_stream_open(dev));

    for (j = 0; j < 10; j++) {
        int v;

        v = -j*500;
        
/*         ASSERT_SUCCESS(sa_stream_change_rate(dev, FREQ*4+100*j)); */
        ASSERT_SUCCESS(sa_stream_change_write_volume(dev, &v, 1));
                
        for (i = 0; i < FREQ; i++)
            ASSERT_SUCCESS(sa_stream_write(dev, data, sizeof(data)));
    }

        
    ASSERT_SUCCESS(sa_stream_drain(dev));

    ASSERT_SUCCESS(sa_stream_destroy(dev));
    
    return 0;
}