1. TextureTiledRotor

TextureTiledRotor

Subreport: com.simiacryptus.mindseye.art.examples.TextureTiledRotorEC2%24_de6141d9-348d-418f-ba5f-fe2d5bbf738b_log_com.simiacryptus.ref.lang.ReferenceCountingBase

Code from TextureTiledRotor.scala:72 executed in 0.00 seconds (0.000 gc):

    () => {
      implicit val implicitLog = log
      // First, basic configuration so we publish to our s3 site
      log.setArchiveHome(URI.create(s"s3://$s3bucket/$className/${log.getId}/"))
      log.onComplete(() => upload(log): Unit)
      ImageArtUtil.loadImages(log, styleUrl, (maxResolution * Math.sqrt(magnification)).toInt)
        .foreach(img => log.p(log.jpg(img, "Input Style")))
      val canvas = new RefAtomicReference[Tensor](null)
  
      def rotatedCanvas = {
        var input = canvas.get()
        if (null == input) input else {
          val viewLayer = getKaleidoscope(input.getDimensions)
          val result = viewLayer.eval(input)
          viewLayer.freeRef()
          val data = result.getData
          result.freeRef()
          val tensor = data.get(0)
          data.freeRef()
          tensor
        }
      }
  
      // Generates a pretiled image (e.g. 3x3) to display
      def tiledCanvas = {
        var input = rotatedCanvas
        if (null == input) input else {
          val layer = new ImgTileAssemblyLayer(rowsAndCols, rowsAndCols)
          val result = layer.eval((1 to (rowsAndCols * rowsAndCols)).map(_ => input.addRef()): _*)
          layer.freeRef()
          input.freeRef()
          val data = result.getData
          result.freeRef()
          val tensor = data.get(0)
          data.freeRef()
          tensor
        }
      }
  
      // Kaleidoscope+Tiling layer used by the optimization engine.
      // Expands the canvas by a small amount, using tile wrap to draw in the expanded boundary.
      def viewLayer(dims: Seq[Int]) = {
        val padding = Math.min(256, Math.max(16, dims(0) / 2))
        val viewLayer = getKaleidoscope(dims.toArray)
        val layer = new ImgViewLayer(dims(0) + padding, dims(1) + padding, true)
        layer.setOffsetX(-padding / 2)
        layer.setOffsetY(-padding / 2)
        viewLayer.add(layer).freeRef()
        viewLayer
      }
  
      // Execute the main process while registered with the site index
      val registration = registerWithIndexJPG(() => tiledCanvas)
      try {
        // Display a pre-tiled image inside the report itself
        withMonitoredJpg(() => {
          val tiledCanvas1 = tiledCanvas
          val toImage = tiledCanvas1.toImage
          tiledCanvas1.freeRef()
          toImage
        }) {
          // Display an additional, non-tiled image of the canvas
          withMonitoredJpg(() => Option(rotatedCanvas).map(tensor => {
            val image = tensor.toRgbImage
            tensor.freeRef()
            image
          }).orNull) {
            log.subreport("Painting", (sub: NotebookOutput) => {
              paint(
                contentUrl = initUrl,
                initUrl = initUrl,
                canvas = canvas.addRef(),
                network = new VisualStyleNetwork(
                  styleLayers = List(
                    // We select all the lower-level layers to achieve a good balance between speed and accuracy.
                    VGG19.VGG19_0a,
                    VGG19.VGG19_0b,
                    VGG19.VGG19_1a,
                    VGG19.VGG19_1b1,
                    VGG19.VGG19_1b2,
                    VGG19.VGG19_1c1,
                    VGG19.VGG19_1c2,
                    VGG19.VGG19_1c3,
                    VGG19.VGG19_1e1,
                    VGG19.VGG19_1e2,
                    VGG19.VGG19_1e3
                  ),
                  styleModifiers = List(
                    // These two operators are a good combination for a vivid yet accurate style
                    {
                      new GramMatrixEnhancer()
                        .setMinMax(-5, 5)
                      //.scale(0.5)
                    },
                    {
                      new MomentMatcher()
                    }
                  ),
                  styleUrls = Option(styleUrl),
                  magnification = magnification,
                  viewLayer = viewLayer
                ),
                optimizer = new BasicOptimizer {
                  override val trainingMinutes: Int = 30
                  override val trainingIterations: Int = 10
                  override val maxRate = 1e9
  
                  override def trustRegion(layer: Layer): TrustRegion = null
  
                  override def renderingNetwork(dims: Seq[Int]) = getKaleidoscope(dims.toArray)
                },
                aspect = Option(aspectRatio),
                resolutions = new GeometricSequence {
                  override val min: Double = minResolution
                  override val max: Double = maxResolution
                  override val steps = TextureTiledRotor.this.steps
                }.toStream.map(_.round.toDouble))(sub)
              null
            })
            uploadAsync(log)
          }(log)
        }
        null
      } finally {
        registration.foreach(_.stop()(s3client, ec2client))
      }
    }

Returns:

    com.simiacryptus.mindseye.art.examples.TextureTiledRotor$$Lambda$368/848738429@3b0cf9e5

Subreport: Painting