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-rw-r--r--src/test-sine.c51
1 files changed, 51 insertions, 0 deletions
diff --git a/src/test-sine.c b/src/test-sine.c
new file mode 100644
index 0000000..07f3868
--- /dev/null
+++ b/src/test-sine.c
@@ -0,0 +1,51 @@
+#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 *s;
+ float data[4] = { 0.0, 1.0, 0.0, -1.0 };
+ int i, j;
+
+ ASSERT_SUCCESS(sa_stream_create_pcm(&s, "Sine Test", SA_MODE_WRONLY, SA_PCM_FORMAT_FLOAT32_NE, FREQ * 4, 1));
+ ASSERT_SUCCESS(sa_stream_change_device(s, "/dev/dsp1"));
+ ASSERT_SUCCESS(sa_stream_set_dynamic_rate(s, 1));
+ sa_stream_change_meta_data(s, SA_META_CLIENT_NAME, argv[0], strlen(argv[0]));
+ ASSERT_SUCCESS(sa_stream_open(s));
+
+ 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(s, &v, 1));
+
+ for (i = 0; i < FREQ; i++)
+ ASSERT_SUCCESS(sa_stream_write(s, data, sizeof(data)));
+ }
+
+
+ ASSERT_SUCCESS(sa_stream_drain(s));
+
+ ASSERT_SUCCESS(sa_stream_destroy(s));
+
+ return 0;
+}