@SuppressLint("NewApi")
@Override
public void onSurfaceCreated(GL10 unused, EGLConfig config) {
Logging.d(TAG, "VideoRendererGui.onSurfaceCreated");
// Store render EGL context.
if (CURRENT_SDK_VERSION >= EGL14_SDK_VERSION) {
synchronized (VideoRendererGui.class) {
eglContext = EGL14.eglGetCurrentContext();
Logging.d(TAG, "VideoRendererGui EGL Context: " + eglContext);
}
}
synchronized (yuvImageRenderers) {
// Create drawer for YUV/OES frames.
drawer = new GlRectDrawer();
// Create textures for all images.
for (YuvImageRenderer yuvImageRenderer : yuvImageRenderers) {
yuvImageRenderer.createTextures();
}
onSurfaceCreatedCalled = true;
}
GlUtil.checkNoGLES2Error("onSurfaceCreated done");
GLES20.glPixelStorei(GLES20.GL_UNPACK_ALIGNMENT, 1);
GLES20.glClearColor(0.15f, 0.15f, 0.15f, 1.0f);
// Fire EGL context ready event.
synchronized (VideoRendererGui.class) {
if (eglContextReady != null) {
eglContextReady.run();
}
}
}
public boolean reserveByteBuffer(byte[] data, long timeStamp) {
checkIsOnValidThread();
final ByteBuffer buffer = queuedBuffers.remove(data);
if (buffer == null) {
// Frames might be posted to |onPreviewFrame| with the previous format while changing
// capture format in |startPreviewOnCameraThread|. Drop these old frames.
Logging.w(
TAG,
"Received callback buffer from previous configuration with length: "
+ (data == null ? "null" : data.length));
return false;
}
if (buffer.capacity() != frameSize) {
throw new IllegalStateException("Callback buffer has unexpected frame size");
}
if (pendingBuffers.containsKey(timeStamp)) {
Logging.e(TAG, "Timestamp already present in pending buffers - they need to be unique");
return false;
}
pendingBuffers.put(timeStamp, buffer);
if (queuedBuffers.isEmpty()) {
Logging.d(TAG, "Camera is running out of capture buffers.");
}
return true;
}
@Override
public void run() {
int cameraFramesCount = cameraStatistics.getAndResetFrameCount();
int cameraFps =
(cameraFramesCount * 1000 + CAMERA_OBSERVER_PERIOD_MS / 2)
/ CAMERA_OBSERVER_PERIOD_MS;
Logging.d(
TAG,
"Camera fps: "
+ cameraFps
+ ". Pending buffers: "
+ cameraStatistics.pendingFramesTimeStamps());
if (cameraFramesCount == 0) {
++freezePeriodCount;
if (CAMERA_OBSERVER_PERIOD_MS * freezePeriodCount > CAMERA_FREEZE_REPORT_TIMOUT_MS
&& eventsHandler != null) {
Logging.e(TAG, "Camera freezed.");
if (cameraStatistics.pendingFramesCount() == cameraStatistics.maxPendingFrames) {
eventsHandler.onCameraError("Camera failure. Client must return video buffers.");
} else {
eventsHandler.onCameraError("Camera failure.");
}
return;
}
} else {
freezePeriodCount = 0;
}
cameraThreadHandler.postDelayed(this, CAMERA_OBSERVER_PERIOD_MS);
}
private void stopCaptureOnCameraThread() {
checkIsOnCameraThread();
Logging.d(TAG, "stopCaptureOnCameraThread");
if (openCameraOnCodecThreadRunner != null) {
cameraThreadHandler.removeCallbacks(openCameraOnCodecThreadRunner);
}
openCameraAttempts = 0;
if (camera == null) {
Logging.e(TAG, "Calling stopCapture() for already stopped camera.");
return;
}
cameraThreadHandler.removeCallbacks(cameraObserver);
cameraStatistics.getAndResetFrameCount();
Logging.d(TAG, "Stop preview.");
camera.stopPreview();
camera.setPreviewCallbackWithBuffer(null);
if (!isCapturingToTexture()) {
videoBuffers.stopReturnBuffersToCamera();
Logging.d(
TAG,
"stopReturnBuffersToCamera called."
+ (cameraStatistics.pendingFramesCount() == 0
? " All buffers have been returned."
: " Pending buffers: " + cameraStatistics.pendingFramesTimeStamps() + "."));
}
captureFormat = null;
Logging.d(TAG, "Release camera.");
camera.release();
camera = null;
if (eventsHandler != null) {
eventsHandler.onCameraClosed();
}
}
private void logStatistics() {
long timeSinceFirstFrameNs = System.nanoTime() - startTimeNs;
Logging.d(
TAG,
"ID: "
+ id
+ ". Type: "
+ rendererType
+ ". Frames received: "
+ framesReceived
+ ". Dropped: "
+ framesDropped
+ ". Rendered: "
+ framesRendered);
if (framesReceived > 0 && framesRendered > 0) {
Logging.d(
TAG,
"Duration: "
+ (int) (timeSinceFirstFrameNs / 1e6)
+ " ms. FPS: "
+ (float) framesRendered * 1e9 / timeSinceFirstFrameNs);
Logging.d(
TAG,
"Draw time: "
+ (int) (drawTimeNs / (1000 * framesRendered))
+ " us. Copy time: "
+ (int) (copyTimeNs / (1000 * framesReceived))
+ " us");
}
}
private void createCapturer(CameraEnumerator enumerator) {
final String[] deviceNames = enumerator.getDeviceNames();
// First, try to find front facing camera
Logging.d(TAG, "Looking for front facing cameras.");
for (String deviceName : deviceNames) {
if (enumerator.isFrontFacing(deviceName)) {
Logging.d(TAG, "Creating front facing camera capturer.");
videoCapturer = enumerator.createCapturer(deviceName, null);
if (videoCapturer != null) {
return;
}
}
}
// Front facing camera not found, try something else
Logging.d(TAG, "Looking for other cameras.");
for (String deviceName : deviceNames) {
if (!enumerator.isFrontFacing(deviceName)) {
Logging.d(TAG, "Creating other camera capturer.");
videoCapturer = enumerator.createCapturer(deviceName, null);
if (videoCapturer != null) {
return;
}
}
}
}
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");
return false;
}
return effects.setNS(enable);
}
private void onOutputFormatRequestOnCameraThread(int width, int height, int framerate) {
checkIsOnCameraThread();
if (camera == null) {
Logging.e(TAG, "Calling onOutputFormatRequest() on stopped camera.");
return;
}
Logging.d(
TAG, "onOutputFormatRequestOnCameraThread: " + width + "x" + height + "@" + framerate);
frameObserver.onOutputFormatRequest(width, height, framerate);
}
private static DecoderProperties findDecoder(String mime, String[] supportedCodecPrefixes) {
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.KITKAT) {
return null; // MediaCodec.setParameters is missing.
}
for (int i = 0; i < MediaCodecList.getCodecCount(); ++i) {
MediaCodecInfo info = MediaCodecList.getCodecInfoAt(i);
if (info.isEncoder()) {
continue;
}
String name = null;
for (String mimeType : info.getSupportedTypes()) {
if (mimeType.equals(mime)) {
name = info.getName();
break;
}
}
if (name == null) {
continue; // No HW support in this codec; try the next one.
}
Logging.v(TAG, "Found candidate decoder " + name);
// Check if this is supported decoder.
boolean supportedCodec = false;
for (String codecPrefix : supportedCodecPrefixes) {
if (name.startsWith(codecPrefix)) {
supportedCodec = true;
break;
}
}
if (!supportedCodec) {
continue;
}
// Check if codec supports either yuv420 or nv12.
CodecCapabilities capabilities = info.getCapabilitiesForType(mime);
for (int colorFormat : capabilities.colorFormats) {
Logging.v(TAG, " Color: 0x" + Integer.toHexString(colorFormat));
}
for (int supportedColorFormat : supportedColorList) {
for (int codecColorFormat : capabilities.colorFormats) {
if (codecColorFormat == supportedColorFormat) {
// Found supported HW decoder.
Logging.d(
TAG,
"Found target decoder "
+ name
+ ". Color: 0x"
+ Integer.toHexString(codecColorFormat));
return new DecoderProperties(name, codecColorFormat);
}
}
}
}
return null; // No HW decoder.
}
public void printStackTrace() {
if (cameraThread != null) {
StackTraceElement[] cameraStackTraces = cameraThread.getStackTrace();
if (cameraStackTraces.length > 0) {
Logging.d(TAG, "VideoCapturerAndroid stacks trace:");
for (StackTraceElement stackTrace : cameraStackTraces) {
Logging.d(TAG, stackTrace.toString());
}
}
}
}
private void switchCameraOnCameraThread() {
checkIsOnCameraThread();
Logging.d(TAG, "switchCameraOnCameraThread");
stopCaptureOnCameraThread();
synchronized (cameraIdLock) {
id = (id + 1) % Camera.getNumberOfCameras();
}
dropNextFrame = true;
startCaptureOnCameraThread(
requestedWidth, requestedHeight, requestedFramerate, frameObserver, applicationContext);
Logging.d(TAG, "switchCameraOnCameraThread done");
}
// Called by native code. Returns true when camera is known to be stopped.
void stopCapture() throws InterruptedException {
Logging.d(TAG, "stopCapture");
final CountDownLatch barrier = new CountDownLatch(1);
cameraThreadHandler.post(
new Runnable() {
@Override
public void run() {
stopCaptureOnCameraThread();
barrier.countDown();
}
});
barrier.await();
Logging.d(TAG, "stopCapture done");
}
public static synchronized void remove(VideoRenderer.Callbacks renderer) {
Logging.d(TAG, "VideoRendererGui.remove");
if (instance == null) {
throw new RuntimeException("Attempt to remove renderer before setting GLSurfaceView");
}
synchronized (instance.yuvImageRenderers) {
final int index = instance.yuvImageRenderers.indexOf(renderer);
if (index == -1) {
Logging.w(TAG, "Couldn't remove renderer (not present in current list)");
} else {
instance.yuvImageRenderers.remove(index).release();
}
}
}
private void updateLayoutMatrix() {
synchronized (updateLayoutLock) {
if (!updateLayoutProperties) {
return;
}
// Initialize to maximum allowed area. Round to integer coordinates inwards the layout
// bounding box (ceil left/top and floor right/bottom) to not break constraints.
displayLayout.set(
(screenWidth * layoutInPercentage.left + 99) / 100,
(screenHeight * layoutInPercentage.top + 99) / 100,
(screenWidth * layoutInPercentage.right) / 100,
(screenHeight * layoutInPercentage.bottom) / 100);
Logging.d(
TAG,
"ID: "
+ id
+ ". AdjustTextureCoords. Allowed display size: "
+ displayLayout.width()
+ " x "
+ displayLayout.height()
+ ". Video: "
+ videoWidth
+ " x "
+ videoHeight
+ ". Rotation: "
+ rotationDegree
+ ". Mirror: "
+ mirror);
final float videoAspectRatio =
(rotationDegree % 180 == 0)
? (float) videoWidth / videoHeight
: (float) videoHeight / videoWidth;
// Adjust display size based on |scalingType|.
final Point displaySize =
RendererCommon.getDisplaySize(
scalingType, videoAspectRatio, displayLayout.width(), displayLayout.height());
displayLayout.inset(
(displayLayout.width() - displaySize.x) / 2,
(displayLayout.height() - displaySize.y) / 2);
Logging.d(
TAG,
" Adjusted display size: " + displayLayout.width() + " x " + displayLayout.height());
layoutMatrix =
RendererCommon.getLayoutMatrix(
mirror, videoAspectRatio, (float) displayLayout.width() / displayLayout.height());
updateLayoutProperties = false;
Logging.d(TAG, " AdjustTextureCoords done");
}
}
private boolean stopRecording() {
Logging.d(TAG, "stopRecording");
assertTrue(audioThread != null);
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();
}
audioRecord.release();
audioRecord = null;
return true;
}
// Called on cameraThread so must not "synchronized".
@Override
public void onPreviewFrame(byte[] data, Camera callbackCamera) {
checkIsOnCameraThread();
if (camera == null) {
return;
}
if (camera != callbackCamera) {
throw new RuntimeException("Unexpected camera in callback!");
}
final long captureTimeNs = TimeUnit.MILLISECONDS.toNanos(SystemClock.elapsedRealtime());
if (eventsHandler != null && !firstFrameReported) {
eventsHandler.onFirstFrameAvailable();
firstFrameReported = true;
}
// Mark the frame owning |data| as used.
// Note that since data is directBuffer,
// data.length >= videoBuffers.frameSize.
if (videoBuffers.reserveByteBuffer(data, captureTimeNs)) {
cameraStatistics.addPendingFrame(captureTimeNs);
frameObserver.onByteBufferFrameCaptured(
data,
videoBuffers.frameSize,
captureFormat.width,
captureFormat.height,
getFrameOrientation(),
captureTimeNs);
} else {
Logging.w(TAG, "reserveByteBuffer failed - dropping frame.");
}
}
private void createPeerConnectionInternal(EGLContext renderEGLContext) {
if (factory == null || isError) {
Log.e(TAG, "Peerconnection factory is not created");
return;
}
Log.d(TAG, "Create peer connection.");
Log.d(TAG, "PCConstraints: " + pcConstraints.toString());
if (videoConstraints != null) {
Log.d(TAG, "VideoConstraints: " + videoConstraints.toString());
}
queuedRemoteCandidates = new LinkedList<IceCandidate>();
if (videoCallEnabled) {
Log.d(TAG, "EGLContext: " + renderEGLContext);
factory.setVideoHwAccelerationOptions(renderEGLContext);
}
PeerConnection.RTCConfiguration rtcConfig =
new PeerConnection.RTCConfiguration(signalingParameters.iceServers);
// TCP candidates are only useful when connecting to a server that supports
// ICE-TCP.
rtcConfig.tcpCandidatePolicy = PeerConnection.TcpCandidatePolicy.DISABLED;
rtcConfig.bundlePolicy = PeerConnection.BundlePolicy.MAXBUNDLE;
rtcConfig.rtcpMuxPolicy = PeerConnection.RtcpMuxPolicy.REQUIRE;
// Use ECDSA encryption.
rtcConfig.keyType = PeerConnection.KeyType.ECDSA;
peerConnection = factory.createPeerConnection(rtcConfig, pcConstraints, pcObserver);
isInitiator = false;
// Set default WebRTC tracing and INFO libjingle logging.
// NOTE: this _must_ happen while |factory| is alive!
Logging.enableTracing(
"logcat:", EnumSet.of(Logging.TraceLevel.TRACE_DEFAULT), Logging.Severity.LS_INFO);
// Todo
mediaStream = factory.createLocalMediaStream("ARDAMS");
if (videoCallEnabled) {
String cameraDeviceName = CameraEnumerationAndroid.getDeviceName(0);
String frontCameraDeviceName = CameraEnumerationAndroid.getNameOfFrontFacingDevice();
if (numberOfCameras > 1 && frontCameraDeviceName != null) {
cameraDeviceName = frontCameraDeviceName;
}
Log.d(TAG, "Opening camera: " + cameraDeviceName);
videoCapturer = VideoCapturerAndroid.create(cameraDeviceName, null);
if (videoCapturer == null) {
reportError("Failed to open camera");
return;
}
mediaStream.addTrack(createVideoTrack(videoCapturer));
}
mediaStream.addTrack(
factory.createAudioTrack(AUDIO_TRACK_ID, factory.createAudioSource(audioConstraints)));
peerConnection.addStream(mediaStream);
Log.d(TAG, "Peer connection created.");
}
@Override
public synchronized void renderFrame(I420Frame frame) {
if (surface == null) {
// This object has been released.
VideoRenderer.renderFrameDone(frame);
return;
}
if (!seenFrame && rendererEvents != null) {
Logging.d(TAG, "ID: " + id + ". Reporting first rendered frame.");
rendererEvents.onFirstFrameRendered();
}
framesReceived++;
synchronized (pendingFrameLock) {
// Check input frame parameters.
if (frame.yuvFrame) {
if (frame.yuvStrides[0] < frame.width
|| frame.yuvStrides[1] < frame.width / 2
|| frame.yuvStrides[2] < frame.width / 2) {
Logging.e(
TAG,
"Incorrect strides "
+ frame.yuvStrides[0]
+ ", "
+ frame.yuvStrides[1]
+ ", "
+ frame.yuvStrides[2]);
VideoRenderer.renderFrameDone(frame);
return;
}
}
if (pendingFrame != null) {
// Skip rendering of this frame if previous frame was not rendered yet.
framesDropped++;
VideoRenderer.renderFrameDone(frame);
return;
}
pendingFrame = frame;
}
setSize(frame.width, frame.height, frame.rotationDegree);
seenFrame = true;
// Request rendering.
surface.requestRender();
}
WebRtcAudioRecord(Context context, long nativeAudioRecord) {
Logging.d(TAG, "ctor" + WebRtcAudioUtils.getThreadInfo());
this.context = context;
this.nativeAudioRecord = nativeAudioRecord;
if (DEBUG) {
WebRtcAudioUtils.logDeviceInfo(TAG);
}
effects = WebRtcAudioEffects.create();
}
// Dequeue an input buffer and return its index, -1 if no input buffer is
// available, or -2 if the codec is no longer operative.
private int dequeueInputBuffer() {
checkOnMediaCodecThread();
try {
return mediaCodec.dequeueInputBuffer(DEQUEUE_INPUT_TIMEOUT);
} catch (IllegalStateException e) {
Logging.e(TAG, "dequeueIntputBuffer failed", e);
return -2;
}
}
private boolean startRecording() {
Logging.d(TAG, "startRecording");
assertTrue(audioRecord != null);
assertTrue(audioThread == null);
try {
audioRecord.startRecording();
} catch (IllegalStateException e) {
Logging.e(TAG, "AudioRecord.startRecording failed: " + e.getMessage());
return false;
}
if (audioRecord.getRecordingState() != AudioRecord.RECORDSTATE_RECORDING) {
Logging.e(TAG, "AudioRecord.startRecording failed");
return false;
}
audioThread = new AudioRecordThread("AudioRecordJavaThread");
audioThread.start();
return true;
}
// Release a dequeued output buffer back to the codec for re-use. Return
// false if the codec is no longer operable.
private boolean releaseOutputBuffer(int index) {
checkOnMediaCodecThread();
try {
mediaCodec.releaseOutputBuffer(index, useSurface);
return true;
} catch (IllegalStateException e) {
Logging.e(TAG, "releaseOutputBuffer failed", e);
return false;
}
}
@Override
public void onSurfaceChanged(GL10 unused, int width, int height) {
Logging.d(TAG, "VideoRendererGui.onSurfaceChanged: " + width + " x " + height + " ");
screenWidth = width;
screenHeight = height;
synchronized (yuvImageRenderers) {
for (YuvImageRenderer yuvImageRenderer : yuvImageRenderers) {
yuvImageRenderer.setScreenSize(screenWidth, screenHeight);
}
}
}
private boolean queueInputBuffer(int inputBufferIndex, int size, long timestampUs) {
checkOnMediaCodecThread();
try {
inputBuffers[inputBufferIndex].position(0);
inputBuffers[inputBufferIndex].limit(size);
mediaCodec.queueInputBuffer(inputBufferIndex, 0, size, timestampUs, 0);
return true;
} catch (IllegalStateException e) {
Logging.e(TAG, "decode failed", e);
return false;
}
}
public void returnBuffer(long timeStamp) {
checkIsOnValidThread();
final ByteBuffer returnedFrame = pendingBuffers.remove(timeStamp);
if (returnedFrame == null) {
throw new RuntimeException(
"unknown data buffer with time stamp " + timeStamp + "returned?!?");
}
if (camera != null && returnedFrame.capacity() == frameSize) {
camera.addCallbackBuffer(returnedFrame.array());
if (queuedBuffers.isEmpty()) {
Logging.d(
TAG,
"Frame returned when camera is running out of capture"
+ " buffers for TS "
+ TimeUnit.NANOSECONDS.toMillis(timeStamp));
}
queuedBuffers.put(returnedFrame.array(), returnedFrame);
return;
}
if (returnedFrame.capacity() != frameSize) {
Logging.d(
TAG,
"returnBuffer with time stamp "
+ TimeUnit.NANOSECONDS.toMillis(timeStamp)
+ " called with old frame size, "
+ returnedFrame.capacity()
+ ".");
// Since this frame has the wrong size, don't requeue it. Frames with the correct size are
// created in queueCameraBuffers so this must be an old buffer.
return;
}
Logging.d(
TAG,
"returnBuffer with time stamp "
+ TimeUnit.NANOSECONDS.toMillis(timeStamp)
+ " called after camera has been stopped.");
}
@Override
public void onError(int error, Camera camera) {
String errorMessage;
if (error == android.hardware.Camera.CAMERA_ERROR_SERVER_DIED) {
errorMessage = "Camera server died!";
} else {
errorMessage = "Camera error: " + error;
}
Logging.e(TAG, errorMessage);
if (eventsHandler != null) {
eventsHandler.onCameraError(errorMessage);
}
}
private void release() {
Logging.d(TAG, "Java releaseDecoder");
checkOnMediaCodecThread();
try {
mediaCodec.stop();
mediaCodec.release();
} catch (IllegalStateException e) {
Logging.e(TAG, "release failed", e);
}
mediaCodec = null;
mediaCodecThread = null;
if (useSurface) {
surface.release();
if (textureID != 0) {
Logging.d(TAG, "Delete video decoder TextureID " + textureID);
GLES20.glDeleteTextures(1, new int[] {textureID}, 0);
textureID = 0;
}
eglBase.release();
eglBase = null;
}
}
public static synchronized void reset(VideoRenderer.Callbacks renderer) {
Logging.d(TAG, "VideoRendererGui.reset");
if (instance == null) {
throw new RuntimeException("Attempt to reset renderer before setting GLSurfaceView");
}
synchronized (instance.yuvImageRenderers) {
for (YuvImageRenderer yuvImageRenderer : instance.yuvImageRenderers) {
if (yuvImageRenderer == renderer) {
yuvImageRenderer.reset();
}
}
}
}
public static synchronized void setRendererEvents(
VideoRenderer.Callbacks renderer, RendererCommon.RendererEvents rendererEvents) {
Logging.d(TAG, "VideoRendererGui.setRendererEvents");
if (instance == null) {
throw new RuntimeException("Attempt to set renderer events before setting GLSurfaceView");
}
synchronized (instance.yuvImageRenderers) {
for (YuvImageRenderer yuvImageRenderer : instance.yuvImageRenderers) {
if (yuvImageRenderer == renderer) {
yuvImageRenderer.rendererEvents = rendererEvents;
}
}
}
}
@Override
public void run() {
Process.setThreadPriority(Process.THREAD_PRIORITY_URGENT_AUDIO);
Logging.d(TAG, "AudioRecordThread" + WebRtcAudioUtils.getThreadInfo());
assertTrue(audioRecord.getRecordingState() == AudioRecord.RECORDSTATE_RECORDING);
long lastTime = System.nanoTime();
while (keepAlive) {
int bytesRead = audioRecord.read(byteBuffer, byteBuffer.capacity());
if (bytesRead == byteBuffer.capacity()) {
if (microphoneMute) {
byteBuffer.clear();
byteBuffer.put(emptyBytes);
}
nativeDataIsRecorded(bytesRead, nativeAudioRecord);
} else {
Logging.e(TAG, "AudioRecord.read failed: " + bytesRead);
if (bytesRead == AudioRecord.ERROR_INVALID_OPERATION) {
keepAlive = false;
}
}
if (DEBUG) {
long nowTime = System.nanoTime();
long durationInMs = TimeUnit.NANOSECONDS.toMillis((nowTime - lastTime));
lastTime = nowTime;
Logging.d(TAG, "bytesRead[" + durationInMs + "] " + bytesRead);
}
}
try {
if (audioRecord != null) {
audioRecord.stop();
}
} catch (IllegalStateException e) {
Logging.e(TAG, "AudioRecord.stop failed: " + e.getMessage());
}
}
