Add example for SLRecordItf callback registration and use.

Change-Id: Ibcd27f5a49a42ddbcd313b30e7b07b1ce4f13705

diff --git a/opensles/tests/examples/slesTestRecBuffQueue.cpp b/opensles/tests/examples/slesTestRecBuffQueue.cpp
index 06e15df..c647269 100644 (file)
--- a/opensles/tests/examples/slesTestRecBuffQueue.cpp
+++ b/opensles/tests/examples/slesTestRecBuffQueue.cpp
@@ -63,6 +63,27 @@ typedef struct CallbackCntxt_ {
     SLint8*   pData;        // Current address of local audio data storage
 } CallbackCntxt;
 
+
+//-----------------------------------------------------------------
+/* Callback for recording buffer queue events */
+void RecCallback(
+        SLRecordItf caller,
+        void *pContext,
+        SLuint32 event)
+{
+    if (SL_RECORDEVENT_HEADATNEWPOS & event) {
+        SLmillisecond pMsec = 0;
+        (*caller)->GetPosition(caller, &pMsec);
+        fprintf(stdout, "SL_RECORDEVENT_HEADATNEWPOS current position=%lums\n", pMsec);
+    }
+
+    if (SL_RECORDEVENT_HEADATMARKER & event) {
+        SLmillisecond pMsec = 0;
+        (*caller)->GetPosition(caller, &pMsec);
+        fprintf(stdout, "SL_RECORDEVENT_HEADATMARKER current position=%lums\n", pMsec);
+    }
+}
+
 //-----------------------------------------------------------------
 /* Callback for recording buffer queue events */
 void RecBufferQueueCallback(
@@ -204,6 +225,18 @@ void TestRecToBuffQueue( SLObjectItf sl, const char* path, SLAint64 durationInSe
     result = (*recorder)->GetInterface(recorder, SL_IID_RECORD, (void*)&recordItf);
     ExitOnError(result);
 
+    /* Set up the recorder callback to get events during the recording */
+    result = (*recordItf)->SetMarkerPosition(recordItf, 2000);
+    ExitOnError(result);
+    result = (*recordItf)->SetPositionUpdatePeriod(recordItf, 500);
+    ExitOnError(result);
+    result = (*recordItf)->SetCallbackEventsMask(recordItf,
+            SL_RECORDEVENT_HEADATMARKER | SL_RECORDEVENT_HEADATNEWPOS);
+    ExitOnError(result);
+    result = (*recordItf)->RegisterCallback(recordItf, RecCallback, NULL);
+    ExitOnError(result);
+    fprintf(stdout, "Recorder callback registered\n");
+
     /* Get the buffer queue interface which was explicitly requested */
     result = (*recorder)->GetInterface(recorder, SL_IID_BUFFERQUEUE, (void*)&recBuffQueueItf);
     ExitOnError(result);