Examples with Texture2dProgram com.android.grafika.gles.Texture2dProgram used on opensource projects

Example 1 with Texture2dProgram

use of com.android.grafika.gles.Texture2dProgram in project grafika by google.

the class TextureMovieEncoder method prepareEncoder.

private void prepareEncoder(EGLContext sharedContext, int width, int height, int bitRate, File outputFile) {
    try {
        mVideoEncoder = new VideoEncoderCore(width, height, bitRate, outputFile);
    } catch (IOException ioe) {
        throw new RuntimeException(ioe);
    }
    mEglCore = new EglCore(sharedContext, EglCore.FLAG_RECORDABLE);
    mInputWindowSurface = new WindowSurface(mEglCore, mVideoEncoder.getInputSurface(), true);
    mInputWindowSurface.makeCurrent();
    mFullScreen = new FullFrameRect(new Texture2dProgram(Texture2dProgram.ProgramType.TEXTURE_EXT));
}

Example 2 with Texture2dProgram

use of com.android.grafika.gles.Texture2dProgram in project grafika by google.

the class CameraSurfaceRenderer method onSurfaceCreated.

@Override
public void onSurfaceCreated(GL10 unused, EGLConfig config) {
    Log.d(TAG, "onSurfaceCreated");
    // We're starting up or coming back.  Either way we've got a new EGLContext that will
    // need to be shared with the video encoder, so figure out if a recording is already
    // in progress.
    mRecordingEnabled = mVideoEncoder.isRecording();
    if (mRecordingEnabled) {
        mRecordingStatus = RECORDING_RESUMED;
    } else {
        mRecordingStatus = RECORDING_OFF;
    }
    // Set up the texture blitter that will be used for on-screen display.  This
    // is *not* applied to the recording, because that uses a separate shader.
    mFullScreen = new FullFrameRect(new Texture2dProgram(Texture2dProgram.ProgramType.TEXTURE_EXT));
    mTextureId = mFullScreen.createTextureObject();
    // Create a SurfaceTexture, with an external texture, in this EGL context.  We don't
    // have a Looper in this thread -- GLSurfaceView doesn't create one -- so the frame
    // available messages will arrive on the main thread.
    mSurfaceTexture = new SurfaceTexture(mTextureId);
    // Tell the UI thread to enable the camera preview.
    mCameraHandler.sendMessage(mCameraHandler.obtainMessage(CameraCaptureActivity.CameraHandler.MSG_SET_SURFACE_TEXTURE, mSurfaceTexture));
}

Example 3 with Texture2dProgram

use of com.android.grafika.gles.Texture2dProgram in project grafika by google.

the class TextureMovieEncoder method handleUpdateSharedContext.

/**
     * Tears down the EGL surface and context we've been using to feed the MediaCodec input
     * surface, and replaces it with a new one that shares with the new context.
     * <p>
     * This is useful if the old context we were sharing with went away (maybe a GLSurfaceView
     * that got torn down) and we need to hook up with the new one.
     */
private void handleUpdateSharedContext(EGLContext newSharedContext) {
    Log.d(TAG, "handleUpdatedSharedContext " + newSharedContext);
    // Release the EGLSurface and EGLContext.
    mInputWindowSurface.releaseEglSurface();
    mFullScreen.release(false);
    mEglCore.release();
    // Create a new EGLContext and recreate the window surface.
    mEglCore = new EglCore(newSharedContext, EglCore.FLAG_RECORDABLE);
    mInputWindowSurface.recreate(mEglCore);
    mInputWindowSurface.makeCurrent();
    // Create new programs and such for the new context.
    mFullScreen = new FullFrameRect(new Texture2dProgram(Texture2dProgram.ProgramType.TEXTURE_EXT));
}

Example 4 with Texture2dProgram

use of com.android.grafika.gles.Texture2dProgram in project grafika by google.

the class ContinuousCaptureActivity method surfaceCreated.

// SurfaceHolder.Callback
@Override
public void surfaceCreated(SurfaceHolder holder) {
    Log.d(TAG, "surfaceCreated holder=" + holder);
    // Set up everything that requires an EGL context.
    //
    // We had to wait until we had a surface because you can't make an EGL context current
    // without one, and creating a temporary 1x1 pbuffer is a waste of time.
    //
    // The display surface that we use for the SurfaceView, and the encoder surface we
    // use for video, use the same EGL context.
    mEglCore = new EglCore(null, EglCore.FLAG_RECORDABLE);
    mDisplaySurface = new WindowSurface(mEglCore, holder.getSurface(), false);
    mDisplaySurface.makeCurrent();
    mFullFrameBlit = new FullFrameRect(new Texture2dProgram(Texture2dProgram.ProgramType.TEXTURE_EXT));
    mTextureId = mFullFrameBlit.createTextureObject();
    mCameraTexture = new SurfaceTexture(mTextureId);
    mCameraTexture.setOnFrameAvailableListener(this);
    Log.d(TAG, "starting camera preview");
    try {
        mCamera.setPreviewTexture(mCameraTexture);
    } catch (IOException ioe) {
        throw new RuntimeException(ioe);
    }
    mCamera.startPreview();
    //       (can we guarantee that camera preview size is compatible with AVC video encoder?)
    try {
        mCircEncoder = new CircularEncoder(VIDEO_WIDTH, VIDEO_HEIGHT, 6000000, mCameraPreviewThousandFps / 1000, 7, mHandler);
    } catch (IOException ioe) {
        throw new RuntimeException(ioe);
    }
    mEncoderSurface = new WindowSurface(mEglCore, mCircEncoder.getInputSurface(), true);
    updateControls();
}

Example 5 with Texture2dProgram

use of com.android.grafika.gles.Texture2dProgram in project grafika by google.

the class CameraSurfaceRenderer method updateFilter.

/**
     * Updates the filter program.
     */
public void updateFilter() {
    Texture2dProgram.ProgramType programType;
    float[] kernel = null;
    float colorAdj = 0.0f;
    Log.d(TAG, "Updating filter to " + mNewFilter);
    switch(mNewFilter) {
        case CameraCaptureActivity.FILTER_NONE:
            programType = Texture2dProgram.ProgramType.TEXTURE_EXT;
            break;
        case CameraCaptureActivity.FILTER_BLACK_WHITE:
            // (In a previous version the TEXTURE_EXT_BW variant was enabled by a flag called
            // ROSE_COLORED_GLASSES, because the shader set the red channel to the B&W color
            // and green/blue to zero.)
            programType = Texture2dProgram.ProgramType.TEXTURE_EXT_BW;
            break;
        case CameraCaptureActivity.FILTER_BLUR:
            programType = Texture2dProgram.ProgramType.TEXTURE_EXT_FILT;
            kernel = new float[] { 1f / 16f, 2f / 16f, 1f / 16f, 2f / 16f, 4f / 16f, 2f / 16f, 1f / 16f, 2f / 16f, 1f / 16f };
            break;
        case CameraCaptureActivity.FILTER_SHARPEN:
            programType = Texture2dProgram.ProgramType.TEXTURE_EXT_FILT;
            kernel = new float[] { 0f, -1f, 0f, -1f, 5f, -1f, 0f, -1f, 0f };
            break;
        case CameraCaptureActivity.FILTER_EDGE_DETECT:
            programType = Texture2dProgram.ProgramType.TEXTURE_EXT_FILT;
            kernel = new float[] { -1f, -1f, -1f, -1f, 8f, -1f, -1f, -1f, -1f };
            break;
        case CameraCaptureActivity.FILTER_EMBOSS:
            programType = Texture2dProgram.ProgramType.TEXTURE_EXT_FILT;
            kernel = new float[] { 2f, 0f, 0f, 0f, -1f, 0f, 0f, 0f, -1f };
            colorAdj = 0.5f;
            break;
        default:
            throw new RuntimeException("Unknown filter mode " + mNewFilter);
    }
    // too -- compiling a program could be expensive.)
    if (programType != mFullScreen.getProgram().getProgramType()) {
        mFullScreen.changeProgram(new Texture2dProgram(programType));
        // If we created a new program, we need to initialize the texture width/height.
        mIncomingSizeUpdated = true;
    }
    // Update the filter kernel (if any).
    if (kernel != null) {
        mFullScreen.getProgram().setKernel(kernel, colorAdj);
    }
    mCurrentFilter = mNewFilter;
}