Add support for deep audio buffers

Allow AudioSink to use deep audio buffering when the
source is audio only and its duration is more than
a certain threshold.
This helps improve battery life but implies higher
audio latency.

Change-Id: Ie79915b61c370292f05aabda9779356570e03cbb

2 files changed, 5 insertions, 4 deletions

diff --git a/libvideoeditor/lvpp/VideoEditorPlayer.cpp b/libvideoeditor/lvpp/VideoEditorPlayer.cpp
index c9cff81..fc9fb49 100755
--- a/libvideoeditor/lvpp/VideoEditorPlayer.cpp
+++ b/libvideoeditor/lvpp/VideoEditorPlayer.cpp
@@ -392,7 +392,7 @@ status_t VideoEditorPlayer::VeAudioOutput::getFramesWritten(uint32_t *written) c
 status_t VideoEditorPlayer::VeAudioOutput::open(
         uint32_t sampleRate, int channelCount, audio_channel_mask_t channelMask,
         audio_format_t format, int bufferCount,
-        AudioCallback cb, void *cookie) {
+        AudioCallback cb, void *cookie, audio_output_flags_t flags) {
 
     mCallback = cb;
     mCallbackCookie = cookie;
@@ -442,7 +442,7 @@ status_t VideoEditorPlayer::VeAudioOutput::open(
                 format,
                 channelMask,
                 frameCount,
-                AUDIO_OUTPUT_FLAG_NONE,
+                flags,
                 CallbackWrapper,
                 this);
     } else {
@@ -451,7 +451,8 @@ status_t VideoEditorPlayer::VeAudioOutput::open(
                 sampleRate,
                 format,
                 channelMask,
-                frameCount);
+                frameCount,
+                flags);
     }
 
     if ((t == 0) || (t->initCheck() != NO_ERROR)) {
diff --git a/libvideoeditor/lvpp/VideoEditorPlayer.h b/libvideoeditor/lvpp/VideoEditorPlayer.h
index 350b384..2ab4eef 100755
--- a/libvideoeditor/lvpp/VideoEditorPlayer.h
+++ b/libvideoeditor/lvpp/VideoEditorPlayer.h
@@ -52,7 +52,7 @@ class VideoEditorPlayer : public MediaPlayerInterface {
         virtual status_t        open(
                 uint32_t sampleRate, int channelCount, audio_channel_mask_t channelMask,
                 audio_format_t format, int bufferCount,
-                AudioCallback cb, void *cookie);
+                AudioCallback cb, void *cookie, audio_output_flags_t flags);
 
         virtual void            start();
         virtual ssize_t         write(const void* buffer, size_t size);