2 files changed, 77 insertions, 1 deletions
diff --git a/include/xas/audio.h b/include/xas/audio.h
new file mode 100644
index 0000000..4ffc430
--- /dev/null
+++ b/include/xas/audio.h
@@ -0,0 +1,76 @@
+#ifndef _XAS_AUDIO_H
+#define _XAS_AUDIO_H
+
+#include <stdint.h>
+#include <sys/types.h>
+
+enum xas_audio_stream_type {
+    XAS_AUDIO_STREAM_SINK,
+    XAS_AUDIO_STREAM_SOURCE
+};
+
+typedef struct _xas_audio_stream xas_audio_stream;
+
+typedef int (*xas_audio_drain)(void *ctx,
+                                 void *samples,
+                                 size_t count,
+                                 xas_audio_stream *stream);
+
+typedef ssize_t (*xas_audio_fill)(void *ctx,
+                                    void *samples,
+                                    size_t count,
+                                    xas_audio_stream *stream);
+
+typedef void (*xas_audio_cleanup)(void *ctx,
+                                    xas_audio_stream *stream);
+
+struct _xas_audio_stream {
+    enum xas_audio_stream_type type;
+
+    size_t sample_size,
+           sample_rate,
+           channels;
+
+    size_t buffer_size,
+           buffer_count;
+
+    union {
+        void *callback;
+        xas_audio_drain drain;
+        xas_audio_fill  fill;
+    };
+
+    xas_audio_cleanup cleanup;
+
+    void *ctx;
+};
+
+xas_audio_stream *xas_audio_stream_new_sink(xas_audio_drain drain,
+                                                xas_audio_cleanup cleanup,
+                                                void *ctx,
+                                                size_t sample_size,
+                                                size_t sample_rate,
+                                                size_t channels,
+                                                size_t buffer_size);
+
+xas_audio_stream *xas_audio_stream_new_source(xas_audio_fill fill,
+                                                  xas_audio_cleanup cleanup,
+                                                  void *ctx,
+                                                  size_t sample_size,
+                                                  size_t sample_rate,
+                                                  size_t channels,
+                                                  size_t buffer_size);
+
+void xas_audio_stream_destroy(xas_audio_stream *stream);
+
+ssize_t xas_audio_stream_write(xas_audio_stream *stream,
+                                 void *samples,
+                                 size_t count);
+
+ssize_t xas_audio_stream_read(xas_audio_stream *stream,
+                                void *samples,
+                                size_t count);
+
+int xas_audio_stream_flush(xas_audio_stream *stream);
+
+#endif /* _XAS_AUDIO_H */
diff --git a/include/xas/riff.h b/include/xas/riff.h
index bf438cc..07ed0f2 100644
--- a/include/xas/riff.h
+++ b/include/xas/riff.h
@@ -39,7 +39,7 @@ typedef struct _xas_riff_wave_header {
 
 typedef struct _xas_riff xas_riff;
 
-xas_audio_stream *xas_riff_open_file(const char *path,
+xas_audio_stream *xas_riff_file_open(const char *path,
                                          size_t sample_size,
                                          size_t sample_rate,
                                          size_t channels,