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Adds timeout for audio record thread in Java layer

Browse Source 
BUG=b/28448866
R=magjed@webrtc.org

Review URL: https://codereview.webrtc.org/1933123002 .

Cr-Commit-Position: refs/heads/master@{#12590}
This commit is contained in:
henrika
2016-05-02 11:00:31 +02:00
parent 53ff70f582
commit 7d4a6c3208
2 changed files with 24 additions and 19 deletions
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0
webrtc/api/java/android/org/webrtc/ThreadUtils.java → webrtc/base/java/src/org/webrtc/ThreadUtils.java
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43
webrtc/modules/audio_device/android/java/src/org/webrtc/voiceengine/WebRtcAudioRecord.java
View File

@ -21,6 +21,7 @@ import android.media.MediaRecorder.AudioSource;
import android.os.Process;
import org.webrtc.Logging;
import org.webrtc.ThreadUtils;
public class WebRtcAudioRecord {
private static final boolean DEBUG = false;
@ -42,6 +43,10 @@ public class WebRtcAudioRecord {
// high load.
private static final int BUFFER_SIZE_FACTOR = 2;
// The AudioRecordJavaThread is allowed to wait for successful call to join()
// but the wait times out afther this amount of time.
private static final long AUDIO_RECORD_THREAD_JOIN_TIMEOUT_MS = 2000;
private final long nativeAudioRecord;
private final Context context;
@ -102,19 +107,15 @@ public class WebRtcAudioRecord {
try {
audioRecord.stop();
} catch (IllegalStateException e) {
Logging.e(TAG,"AudioRecord.stop failed: " + e.getMessage());
Logging.e(TAG, "AudioRecord.stop failed: " + e.getMessage());
}
}
public void joinThread() {
// Stops the inner thread loop and also calls AudioRecord.stop().
// Does not block the calling thread.
public void stopThread() {
Logging.d(TAG, "stopThread");
keepAlive = false;
while (isAlive()) {
try {
join();
} catch (InterruptedException e) {
// Ignore.
}
}
}
}
@ -131,7 +132,7 @@ public class WebRtcAudioRecord {
private boolean enableBuiltInAEC(boolean enable) {
Logging.d(TAG, "enableBuiltInAEC(" + enable + ')');
if (effects == null) {
Logging.e(TAG,"Built-in AEC is not supported on this platform");
Logging.e(TAG, "Built-in AEC is not supported on this platform");
return false;
}
return effects.setAEC(enable);
@ -140,7 +141,7 @@ public class WebRtcAudioRecord {
private boolean enableBuiltInAGC(boolean enable) {
Logging.d(TAG, "enableBuiltInAGC(" + enable + ')');
if (effects == null) {
Logging.e(TAG,"Built-in AGC is not supported on this platform");
Logging.e(TAG, "Built-in AGC is not supported on this platform");
return false;
}
return effects.setAGC(enable);
@ -149,7 +150,7 @@ public class WebRtcAudioRecord {
private boolean enableBuiltInNS(boolean enable) {
Logging.d(TAG, "enableBuiltInNS(" + enable + ')');
if (effects == null) {
Logging.e(TAG,"Built-in NS is not supported on this platform");
Logging.e(TAG, "Built-in NS is not supported on this platform");
return false;
}
return effects.setNS(enable);
@ -160,11 +161,11 @@ public class WebRtcAudioRecord {
channels + ")");
if (!WebRtcAudioUtils.hasPermission(
context, android.Manifest.permission.RECORD_AUDIO)) {
Logging.e(TAG,"RECORD_AUDIO permission is missing");
Logging.e(TAG, "RECORD_AUDIO permission is missing");
return -1;
}
if (audioRecord != null) {
Logging.e(TAG,"InitRecording() called twice without StopRecording()");
Logging.e(TAG, "InitRecording() called twice without StopRecording()");
return -1;
}
final int bytesPerFrame = channels * (BITS_PER_SAMPLE / 8);
@ -209,7 +210,7 @@ public class WebRtcAudioRecord {
}
if (audioRecord == null ||
audioRecord.getState() != AudioRecord.STATE_INITIALIZED) {
Logging.e(TAG,"Failed to create a new AudioRecord instance");
Logging.e(TAG, "Failed to create a new AudioRecord instance");
return -1;
}
Logging.d(TAG, "AudioRecord "
@ -242,11 +243,11 @@ public class WebRtcAudioRecord {
try {
audioRecord.startRecording();
} catch (IllegalStateException e) {
Logging.e(TAG,"AudioRecord.startRecording failed: " + e.getMessage());
Logging.e(TAG, "AudioRecord.startRecording failed: " + e.getMessage());
return false;
}
if (audioRecord.getRecordingState() != AudioRecord.RECORDSTATE_RECORDING) {
Logging.e(TAG,"AudioRecord.startRecording failed");
Logging.e(TAG, "AudioRecord.startRecording failed");
return false;
}
audioThread = new AudioRecordThread("AudioRecordJavaThread");
@ -257,7 +258,11 @@ public class WebRtcAudioRecord {
private boolean stopRecording() {
Logging.d(TAG, "stopRecording");
assertTrue(audioThread != null);
audioThread.joinThread();
audioThread.stopThread();
if (!ThreadUtils.joinUninterruptibly(
audioThread, AUDIO_RECORD_THREAD_JOIN_TIMEOUT_MS)) {
Logging.e(TAG, "Join of AudioRecordJavaThread timed out");
}
audioThread = null;
if (effects != null) {
effects.release();
@ -281,7 +286,7 @@ public class WebRtcAudioRecord {
// TODO(glaznev): remove this API once SW mic mute can use AudioTrack.setEnabled().
public static void setMicrophoneMute(boolean mute) {
Logging.w(TAG,"setMicrophoneMute API will be deprecated soon.");
Logging.w(TAG, "setMicrophoneMute API will be deprecated soon.");
microphoneMute = mute;
}
}