Add library function to get current soudn card buffer size.

2 files changed, 12 insertions, 0 deletions

diff --git a/src/audioio.cc b/src/audioio.cc
index bb04762..75457da 100644
--- a/src/audioio.cc
+++ b/src/audioio.cc
@@ -268,6 +268,16 @@ int aio_get_samplerate(struct aio_t *h)
   return MISSING_HANDLE;
 }
 
+int aio_get_buffer_size(struct aio_t *h)
+{
+  CHECK_HANDLE(h);
+
+  if(h->source) return h->source->frames();
+  else if(h->sink) return h->sink->frames();
+    
+  return MISSING_HANDLE;
+}
+
 int aio_close(struct aio_t *h)
 {
   CHECK_HANDLE(h);
diff --git a/src/audioio.h b/src/audioio.h
index f003d02..40a445b 100644
--- a/src/audioio.h
+++ b/src/audioio.h
@@ -166,6 +166,8 @@ int aio_get_capture_mixer_level_range(struct aio_t *handle,
  */
 int aio_get_samplerate(struct aio_t *handle);
 
+int aio_get_buffer_size(struct aio_t *handle);
+
 /**
  * Close and free the handle.
  * @param err An int pointer containing error value if function is unsuccessful.