Examples with Image com.jme3.texture.Image used on opensource projects

Example 96 with Image

use of com.jme3.texture.Image in project jmonkeyengine by jMonkeyEngine.

the class KTXWriter method write.

/**
     * Writes an image with the given params
     * 
     * textureType, allows one to write textureArrays, Texture3D, and TextureCubeMaps.
     * Texture2D will write a 2D image.
     * Note that the fileName should contain the extension (.ktx sounds like a wise choice)
     * @param image the image to write
     * @param textureType the texture type
     * @param fileName the name of the file to write
     */
public void write(Image image, Class<? extends Texture> textureType, String fileName) {
    FileOutputStream outs = null;
    try {
        File file = new File(filePath + "/" + fileName);
        outs = new FileOutputStream(file);
        DataOutput out = new DataOutputStream(outs);
        //fileID
        out.write(fileIdentifier);
        //endianness
        out.writeInt(0x04030201);
        GLImageFormat format = getGlFormat(image.getFormat());
        //glType
        out.writeInt(format.dataType);
        //glTypeSize
        out.writeInt(1);
        //glFormat
        out.writeInt(format.format);
        //glInernalFormat
        out.writeInt(format.internalFormat);
        //glBaseInternalFormat
        out.writeInt(format.format);
        //pixelWidth
        out.writeInt(image.getWidth());
        //pixelHeight
        out.writeInt(image.getHeight());
        int pixelDepth = 1;
        int numberOfArrayElements = 1;
        int numberOfFaces = 1;
        if (image.getDepth() > 1) {
            //pixelDepth
            if (textureType == Texture3D.class) {
                pixelDepth = image.getDepth();
            }
        }
        if (image.getData().size() > 1) {
            //numberOfArrayElements
            if (textureType == TextureArray.class) {
                numberOfArrayElements = image.getData().size();
            }
            //numberOfFaces                
            if (textureType == TextureCubeMap.class) {
                numberOfFaces = image.getData().size();
            }
        }
        out.writeInt(pixelDepth);
        out.writeInt(numberOfArrayElements);
        out.writeInt(numberOfFaces);
        int numberOfMipmapLevels = 1;
        //numberOfMipmapLevels
        if (image.hasMipmaps()) {
            numberOfMipmapLevels = image.getMipMapSizes().length;
        }
        out.writeInt(numberOfMipmapLevels);
        //bytesOfKeyValueData
        String keyValues = "KTXorientation\0S=r,T=u\0";
        int bytesOfKeyValueData = keyValues.length() + 4;
        int padding = 3 - ((bytesOfKeyValueData + 3) % 4);
        bytesOfKeyValueData += padding;
        out.writeInt(bytesOfKeyValueData);
        //keyAndValueByteSize
        out.writeInt(bytesOfKeyValueData - 4 - padding);
        //values
        out.writeBytes(keyValues);
        pad(padding, out);
        int offset = 0;
        //iterate over data
        for (int mipLevel = 0; mipLevel < numberOfMipmapLevels; mipLevel++) {
            int width = Math.max(1, image.getWidth() >> mipLevel);
            int height = Math.max(1, image.getHeight() >> mipLevel);
            int imageSize;
            if (image.hasMipmaps()) {
                imageSize = image.getMipMapSizes()[mipLevel];
            } else {
                imageSize = width * height * image.getFormat().getBitsPerPixel() / 8;
            }
            out.writeInt(imageSize);
            for (int arrayElem = 0; arrayElem < numberOfArrayElements; arrayElem++) {
                for (int face = 0; face < numberOfFaces; face++) {
                    int nbPixelWritten = 0;
                    for (int depth = 0; depth < pixelDepth; depth++) {
                        ByteBuffer byteBuffer = image.getData(getSlice(face, arrayElem));
                        // BufferUtils.ensureLargeEnough(byteBuffer, imageSize);
                        log.log(Level.FINE, "position {0}", byteBuffer.position());
                        byteBuffer.position(offset);
                        byte[] b = getByteBufferArray(byteBuffer, imageSize);
                        out.write(b);
                        nbPixelWritten = b.length;
                    }
                    //cube padding
                    if (numberOfFaces == 6 && numberOfArrayElements == 0) {
                        padding = 3 - ((nbPixelWritten + 3) % 4);
                        pad(padding, out);
                    }
                }
            }
            //mip padding
            log.log(Level.FINE, "skipping {0}", (3 - ((imageSize + 3) % 4)));
            padding = 3 - ((imageSize + 3) % 4);
            pad(padding, out);
            offset += imageSize;
        }
    } catch (FileNotFoundException ex) {
        Logger.getLogger(KTXWriter.class.getName()).log(Level.SEVERE, null, ex);
    } catch (IOException ex) {
        Logger.getLogger(KTXWriter.class.getName()).log(Level.SEVERE, null, ex);
    } finally {
        try {
            if (outs != null) {
                outs.close();
            }
        } catch (IOException ex) {
            Logger.getLogger(KTXWriter.class.getName()).log(Level.SEVERE, null, ex);
        }
    }
}

Example 97 with Image

use of com.jme3.texture.Image in project jmonkeyengine by jMonkeyEngine.

the class DDSLoader method load.

public Image load(InputStream stream) throws IOException {
    in = new LittleEndien(stream);
    loadHeader();
    ArrayList<ByteBuffer> data = readData(false);
    return new Image(pixelFormat, width, height, depth, data, sizes, ColorSpace.sRGB);
}

Example 98 with Image

use of com.jme3.texture.Image in project jmonkeyengine by jMonkeyEngine.

the class AndroidBufferImageLoader method load.

public Object load(AssetInfo assetInfo) throws IOException {
    Bitmap bitmap = null;
    Image.Format format;
    InputStream in = null;
    int bpp;
    BitmapFactory.Options options = new BitmapFactory.Options();
    options.inPreferQualityOverSpeed = false;
    options.inPreferredConfig = Bitmap.Config.RGB_565;
    options.inTempStorage = tempData;
    options.inScaled = false;
    options.inDither = false;
    options.inInputShareable = true;
    options.inPurgeable = true;
    options.inSampleSize = 1;
    try {
        in = assetInfo.openStream();
        bitmap = BitmapFactory.decodeStream(in, null, options);
        if (bitmap == null) {
            throw new IOException("Failed to load image: " + assetInfo.getKey().getName());
        }
    } finally {
        if (in != null) {
            in.close();
        }
    }
    switch(bitmap.getConfig()) {
        case ALPHA_8:
            format = Image.Format.Alpha8;
            bpp = 1;
            break;
        case ARGB_8888:
            format = Image.Format.RGBA8;
            bpp = 4;
            break;
        case RGB_565:
            format = Image.Format.RGB565;
            bpp = 2;
            break;
        default:
            throw new UnsupportedOperationException("Unrecognized Android bitmap format: " + bitmap.getConfig());
    }
    TextureKey texKey = (TextureKey) assetInfo.getKey();
    int width = bitmap.getWidth();
    int height = bitmap.getHeight();
    ByteBuffer data = BufferUtils.createByteBuffer(bitmap.getWidth() * bitmap.getHeight() * bpp);
    if (format == Image.Format.RGBA8) {
        int[] pixelData = new int[width * height];
        bitmap.getPixels(pixelData, 0, width, 0, 0, width, height);
        if (texKey.isFlipY()) {
            int[] sln = new int[width];
            int y2;
            for (int y1 = 0; y1 < height / 2; y1++) {
                y2 = height - y1 - 1;
                convertARGBtoABGR(pixelData, y1 * width, sln, 0, width);
                convertARGBtoABGR(pixelData, y2 * width, pixelData, y1 * width, width);
                System.arraycopy(sln, 0, pixelData, y2 * width, width);
            }
        } else {
            convertARGBtoABGR(pixelData, 0, pixelData, 0, pixelData.length);
        }
        data.asIntBuffer().put(pixelData);
    } else {
        if (texKey.isFlipY()) {
            // Flip the image, then delete the old one.
            Matrix flipMat = new Matrix();
            flipMat.preScale(1.0f, -1.0f);
            Bitmap newBitmap = Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), flipMat, false);
            bitmap.recycle();
            bitmap = newBitmap;
            if (bitmap == null) {
                throw new IOException("Failed to flip image: " + texKey);
            }
        }
        bitmap.copyPixelsToBuffer(data);
    }
    data.flip();
    bitmap.recycle();
    Image image = new Image(format, width, height, data, ColorSpace.sRGB);
    return image;
}

Example 99 with Image

use of com.jme3.texture.Image in project jmonkeyengine by jMonkeyEngine.

the class AndroidNativeImageLoader method load.

public Image load(AssetInfo info) throws IOException {
    boolean flip = ((TextureKey) info.getKey()).isFlipY();
    InputStream in = null;
    try {
        in = info.openStream();
        return load(info.openStream(), flip, tmpArray);
    } finally {
        if (in != null) {
            in.close();
        }
    }
}

Example 100 with Image

use of com.jme3.texture.Image in project jmonkeyengine by jMonkeyEngine.

the class GLRenderer method updateRenderTexture.

public void updateRenderTexture(FrameBuffer fb, RenderBuffer rb) {
    Texture tex = rb.getTexture();
    Image image = tex.getImage();
    if (image.isUpdateNeeded()) {
        // Check NPOT requirements
        checkNonPowerOfTwo(tex);
        updateTexImageData(image, tex.getType(), 0, false);
        // NOTE: For depth textures, sets nearest/no-mips mode
        // Required to fix "framebuffer unsupported"
        // for old NVIDIA drivers!
        setupTextureParams(0, tex);
    }
    if (rb.getLayer() < 0) {
        glfbo.glFramebufferTexture2DEXT(GLFbo.GL_FRAMEBUFFER_EXT, convertAttachmentSlot(rb.getSlot()), convertTextureType(tex.getType(), image.getMultiSamples(), rb.getFace()), image.getId(), 0);
    } else {
        gl3.glFramebufferTextureLayer(GLFbo.GL_FRAMEBUFFER_EXT, convertAttachmentSlot(rb.getSlot()), image.getId(), 0, rb.getLayer());
    }
}