Examples with SurfaceTexture android.graphics.SurfaceTexture used on opensource projects

Example 51 with SurfaceTexture

use of android.graphics.SurfaceTexture in project android_frameworks_base by AOSPA.

the class SurfaceTextureRenderer method configureSurfaces.

/**
     * Set a collection of output {@link Surface}s that can be drawn to.
     *
     * @param surfaces a {@link Collection} of surfaces.
     */
public void configureSurfaces(Collection<Pair<Surface, Size>> surfaces) {
    releaseEGLContext();
    if (surfaces == null || surfaces.size() == 0) {
        Log.w(TAG, "No output surfaces configured for GL drawing.");
        return;
    }
    for (Pair<Surface, Size> p : surfaces) {
        Surface s = p.first;
        Size surfaceSize = p.second;
        // If pixel conversions aren't handled by egl, use a pbuffer
        try {
            EGLSurfaceHolder holder = new EGLSurfaceHolder();
            holder.surface = s;
            holder.width = surfaceSize.getWidth();
            holder.height = surfaceSize.getHeight();
            if (LegacyCameraDevice.needsConversion(s)) {
                mConversionSurfaces.add(holder);
                // LegacyCameraDevice is the producer of surfaces if it's not handled by EGL,
                // so LegacyCameraDevice needs to connect to the surfaces.
                LegacyCameraDevice.connectSurface(s);
            } else {
                mSurfaces.add(holder);
            }
        } catch (LegacyExceptionUtils.BufferQueueAbandonedException e) {
            Log.w(TAG, "Surface abandoned, skipping configuration... ", e);
        }
    }
    // Set up egl display
    configureEGLContext();
    // Set up regular egl surfaces if needed
    if (mSurfaces.size() > 0) {
        configureEGLOutputSurfaces(mSurfaces);
    }
    // Set up pbuffer surface if needed
    if (mConversionSurfaces.size() > 0) {
        configureEGLPbufferSurfaces(mConversionSurfaces);
    }
    makeCurrent((mSurfaces.size() > 0) ? mSurfaces.get(0).eglSurface : mConversionSurfaces.get(0).eglSurface);
    initializeGLState();
    mSurfaceTexture = new SurfaceTexture(getTextureId());
    // Set up performance tracking if enabled
    if (SystemProperties.getBoolean(LEGACY_PERF_PROPERTY, false)) {
        setupGlTiming();
    }
}

Example 52 with SurfaceTexture

use of android.graphics.SurfaceTexture in project android_frameworks_base by crdroidandroid.

the class CameraSource method open.

@Override
public void open(FilterContext context) {
    if (mLogVerbose)
        Log.v(TAG, "Opening");
    // Open camera
    mCamera = Camera.open(mCameraId);
    // Set parameters
    getCameraParameters();
    mCamera.setParameters(mCameraParameters);
    // Create frame formats
    createFormats();
    // Bind it to our camera frame
    mCameraFrame = (GLFrame) context.getFrameManager().newBoundFrame(mOutputFormat, GLFrame.EXTERNAL_TEXTURE, 0);
    mSurfaceTexture = new SurfaceTexture(mCameraFrame.getTextureId());
    try {
        mCamera.setPreviewTexture(mSurfaceTexture);
    } catch (IOException e) {
        throw new RuntimeException("Could not bind camera surface texture: " + e.getMessage() + "!");
    }
    // Connect SurfaceTexture to callback
    mSurfaceTexture.setOnFrameAvailableListener(onCameraFrameAvailableListener);
    // Start the preview
    mNewFrameAvailable = false;
    mCamera.startPreview();
}

Example 53 with SurfaceTexture

use of android.graphics.SurfaceTexture in project android_frameworks_base by crdroidandroid.

the class SurfaceTextureSource method open.

@Override
public void open(FilterContext context) {
    if (mLogVerbose)
        Log.v(TAG, "Opening SurfaceTextureSource");
    // Create SurfaceTexture anew each time - it can use substantial memory.
    mSurfaceTexture = new SurfaceTexture(mMediaFrame.getTextureId());
    // Connect SurfaceTexture to callback
    mSurfaceTexture.setOnFrameAvailableListener(onFrameAvailableListener);
    // Connect SurfaceTexture to source
    mSourceListener.onSurfaceTextureSourceReady(mSurfaceTexture);
    mFirstFrame = true;
}

Example 54 with SurfaceTexture

use of android.graphics.SurfaceTexture in project android_packages_apps_Camera by CyanogenMod.

the class EffectsRecorder method invokeOnSurfaceTextureSourceReady.

private void invokeOnSurfaceTextureSourceReady(Object[] args) {
    SurfaceTexture source = (SurfaceTexture) args[0];
    if (mLogVerbose)
        Log.v(TAG, "SurfaceTexture ready callback received");
    synchronized (EffectsRecorder.this) {
        mTextureSource = source;
        if (mState == STATE_CONFIGURE) {
            // Rest of cleanup will happen in onRunnerDone
            if (mLogVerbose)
                Log.v(TAG, "Ready callback: Already stopped, skipping.");
            return;
        }
        if (mState == STATE_RELEASED) {
            // or anything else
            if (mLogVerbose)
                Log.v(TAG, "Ready callback: Already released, skipping.");
            return;
        }
        if (source == null) {
            if (mLogVerbose) {
                Log.v(TAG, "Ready callback: source null! Looks like graph was closed!");
            }
            if (mState == STATE_PREVIEW || mState == STATE_STARTING_PREVIEW || mState == STATE_RECORD) {
                // the surface texture goes away.
                if (mLogVerbose) {
                    Log.v(TAG, "Ready callback: State: " + mState + ". stopCameraPreview");
                }
                stopCameraPreview();
            }
            return;
        }
        // Lock AE/AWB to reduce transition flicker
        tryEnable3ALocks(true);
        mCameraDevice.stopPreview();
        if (mLogVerbose)
            Log.v(TAG, "Runner active, connecting effects preview");
        mCameraDevice.setPreviewTextureAsync(mTextureSource);
        mCameraDevice.startPreviewAsync();
        // Unlock AE/AWB after preview started
        tryEnable3ALocks(false);
        mState = STATE_PREVIEW;
        if (mLogVerbose)
            Log.v(TAG, "Start preview/effect switch complete");
        // Sending a message to listener that preview is complete
        sendMessage(mCurrentEffect, EFFECT_MSG_PREVIEW_RUNNING);
    }
}

Example 55 with SurfaceTexture

use of android.graphics.SurfaceTexture in project android_packages_apps_Camera by CyanogenMod.

the class Util method newSurfaceLayer.

public static SurfaceTexture newSurfaceLayer(int mCameraDisplayOrientation, Parameters mParameters, CameraActivity mActivity) {
    CameraScreenNail screenNail = (CameraScreenNail) mActivity.mCameraScreenNail;
    if (mSurfaceTexture == null || mSwitchCamera) {
        mSwitchCamera = false;
        Size size = mParameters.getPreviewSize();
        if (mCameraDisplayOrientation % 180 == 0) {
            screenNail.setSize(size.width, size.height);
        } else {
            screenNail.setSize(size.height, size.width);
        }
        screenNail.enableAspectRatioClamping();
        mActivity.notifyScreenNailChanged();
        screenNail.acquireSurfaceTexture();
        mSurfaceTexture = screenNail.getSurfaceTexture();
    }
    return (SurfaceTexture) mSurfaceTexture;
}