commit 8fb4e091bc62b15bec2c05adcb50429bb76f1b28
author James Dong <jdong@google.com> Thu Jun 17 11:25:19 2010 -0700
committer Android (Google) Code Review <android-gerrit@google.com> Thu Jun 17 11:25:19 2010 -0700
tree 921cc62608fa8f494489e8acfef44e769408991d
parent 78d26445a7dfe8f49d7005185f28b01cffe80adf
parent be6ec71af2d12e2a55f2f0b1b77d3fa5d593a1c7

Merge "Remove hard-coded number of audio channels in AudioSource" into gingerbread

media/libmediaplayerservice/StagefrightRecorder.cpp

diff --git a/media/libmediaplayerservice/StagefrightRecorder.cpp b/media/libmediaplayerservice/StagefrightRecorder.cpp
index a7ccce4..9b30d1f 100644
--- a/media/libmediaplayerservice/StagefrightRecorder.cpp
+++ b/media/libmediaplayerservice/StagefrightRecorder.cpp
@@ -440,7 +440,7 @@
         new AudioSource(
                 mAudioSource,
                 mSampleRate,
-                AudioSystem::CHANNEL_IN_MONO);
+                mAudioChannels);
 
     status_t err = audioSource->initCheck();
 

media/libstagefright/AudioSource.cpp

diff --git a/media/libstagefright/AudioSource.cpp b/media/libstagefright/AudioSource.cpp
index 9717aa6..d6020a6 100644
--- a/media/libstagefright/AudioSource.cpp
+++ b/media/libstagefright/AudioSource.cpp
@@ -33,15 +33,25 @@
 
 AudioSource::AudioSource(
         int inputSource, uint32_t sampleRate, uint32_t channels)
-    : mRecord(new AudioRecord(
-                inputSource, sampleRate, AudioSystem::PCM_16_BIT, channels)),
-      mInitCheck(mRecord->initCheck()),
-      mStarted(false),
+    : mStarted(false),
       mCollectStats(false),
       mTotalReadTimeUs(0),
       mTotalReadBytes(0),
       mTotalReads(0),
       mGroup(NULL) {
+
+    LOGV("sampleRate: %d, channels: %d", sampleRate, channels);
+    uint32_t flags = AudioRecord::RECORD_AGC_ENABLE |
+                     AudioRecord::RECORD_NS_ENABLE  |
+                     AudioRecord::RECORD_IIR_ENABLE;
+
+    mRecord = new AudioRecord(
+                inputSource, sampleRate, AudioSystem::PCM_16_BIT,
+                channels > 1? AudioSystem::CHANNEL_IN_STEREO: AudioSystem::CHANNEL_IN_MONO,
+                4 * kMaxBufferSize / sizeof(int16_t), /* Enable ping-pong buffers */
+                flags);
+
+    mInitCheck = mRecord->initCheck();
 }
 
 AudioSource::~AudioSource() {