Interleave the audio and video by default

- default interleave duration is set to 1 second

This can dramatically reduce the memory usage
by the MP4 file writer.

Change-Id: Ia3ff202cabfcd2d3f183065d31e4596617c2dded

1 files changed, 4 insertions, 2 deletions

diff --git a/media/libmediaplayerservice/StagefrightRecorder.cpp b/media/libmediaplayerservice/StagefrightRecorder.cpp
index b56f997..f26676d 100644
--- a/media/libmediaplayerservice/StagefrightRecorder.cpp
+++ b/media/libmediaplayerservice/StagefrightRecorder.cpp
@@ -981,8 +981,10 @@ status_t StagefrightRecorder::startMPEG4Recording() {
         totalBitRate += mVideoBitRate;
     }
 
-    reinterpret_cast<MPEG4Writer *>(writer.get())->
-        setInterleaveDuration(mInterleaveDurationUs);
+    if (mInterleaveDurationUs > 0) {
+        reinterpret_cast<MPEG4Writer *>(writer.get())->
+            setInterleaveDuration(mInterleaveDurationUs);
+    }
 
     if (mMaxFileDurationUs != 0) {
         writer->setMaxFileDuration(mMaxFileDurationUs);