public static BufferedImage ConvertPageToImage(File afile, int i)
throws IOException, InterruptedException, IM4JavaException {
IMOperation op = new IMOperation();
op.addImage(afile.getAbsolutePath() + "[" + i + "]"); // look at myscript.sh
op.colorspace("RGB");
op.resize(640, 830);
op.type("TrueColor");
op.addImage("jpg:-"); // place holder for output file
// op.alpha("off"); //this command is slow and not needed anymore
// op.interpolate("spline");
// op.colorspace("RGB");
ConvertCmd convert = new ConvertCmd();
// convert.setSearchPath("/usr/local/Cellar/imagemagick/6.7.7-6/bin/convert");
// convert.setSearchPath("/usr/bin/convert");
// convert.setSearchPath("/Volumes/Main
// Drive/Users/angellopozo/ImageMagick-6.7.8/bin/convert");
// convert.setSearchPath("Users/angellopozo/ImageMagick-6.7.8/bin/convert");
// convert.setSearchPath("/usr/local/bin");
Stream2BufferedImage s2b = new Stream2BufferedImage();
convert.setOutputConsumer(s2b);
convert.run(op);
// convert.createScript("myscript.sh",op);//debug`` line
BufferedImage aPDF_img = s2b.getImage(); // PDF_img is the pdf_image
ImageIO.write(
aPDF_img,
"jpeg",
new File("Page_" + (i + 1) + "of_PDF.jpg")); // write whole pdf page to png
return aPDF_img;
} // end of ConvertPagetoImage
/**
* 等比例图片缩放.
*
* @param srcFile 源文件
* @param destFile 目标文件
* @param destWidth 目标宽度(>0)
* @param destHeight 目标高度(>0)
*/
public static void zoom(File srcFile, File destFile, int destWidth, int destHeight) {
if (type == Type.jdk) {
try {
BufferedImage srcBufferedImage = ImageIO.read(srcFile);
int srcWidth = srcBufferedImage.getWidth();
int srcHeight = srcBufferedImage.getHeight();
int width = destWidth;
int height = destHeight;
if (srcHeight >= srcWidth) {
width = (int) Math.round(((destHeight * 1.0 / srcHeight) * srcWidth));
} else {
height = (int) Math.round(((destWidth * 1.0 / srcWidth) * srcHeight));
}
BufferedImage destBufferedImage =
new BufferedImage(destWidth, destHeight, BufferedImage.TYPE_INT_RGB);
Graphics2D graphics2D = destBufferedImage.createGraphics();
graphics2D.setBackground(BACKGROUND_COLOR);
graphics2D.clearRect(0, 0, destWidth, destHeight);
graphics2D.drawImage(
srcBufferedImage.getScaledInstance(width, height, Image.SCALE_SMOOTH),
(destWidth / 2) - (width / 2),
(destHeight / 2) - (height / 2),
null);
graphics2D.dispose();
ImageIO.write(destBufferedImage, FileUtil.getExtension(destFile), destFile);
} catch (IOException e) {
throw new RuntimeException(e);
}
} else {
IMOperation operation = new IMOperation();
operation.thumbnail(destWidth, destHeight);
operation.gravity("center");
operation.background(toHexEncoding(BACKGROUND_COLOR));
operation.extent(destWidth, destHeight);
operation.quality((double) DEST_QUALITY);
operation.addImage(srcFile.getPath());
operation.addImage(destFile.getPath());
if (type == Type.graphicsMagick) {
ConvertCmd convertCmd = new ConvertCmd(true);
if (graphicsMagickPath != null) {
convertCmd.setSearchPath(graphicsMagickPath);
}
try {
convertCmd.run(operation);
} catch (IOException | InterruptedException | IM4JavaException e) {
throw new RuntimeException(e);
}
} else {
ConvertCmd convertCmd = new ConvertCmd(false);
if (imageMagickPath != null) {
convertCmd.setSearchPath(imageMagickPath);
}
try {
convertCmd.run(operation);
} catch (IOException | InterruptedException | IM4JavaException e) {
throw new RuntimeException(e);
}
}
}
}
/**
* 根据尺寸缩放图片
*
* @param angle 旋转过图片的角度
* @param srcPath 源图片路径
* @param newPath 缩放后图片的路径
*/
public static void rotateImage(String srcPath, String newPath, Double angle)
throws InterruptedException, IOException, IM4JavaException {
IMOperation op = new IMOperation();
op.addImage(srcPath);
op.rotate(angle);
op.addImage(newPath);
// linux下不要设置此值，不然会报错
if (isWin) {
convertCmd.setSearchPath(imageMagickPath);
}
convertCmd.run(op);
}
/**
* 根据尺寸缩放图片
*
* @param width 缩放后的图片宽度
* @param height 缩放后的图片高度
* @param srcPath 源图片路径
* @param newPath 缩放后图片的路径
*/
public static void resizeImage(String srcPath, String newPath, int width, int height)
throws InterruptedException, IOException, IM4JavaException {
IMOperation op = new IMOperation();
op.addImage(srcPath);
op.resize(width, height);
op.addImage(newPath);
// linux下不要设置此值，不然会报错
if (isWin) {
convertCmd.setSearchPath(imageMagickPath);
}
convertCmd.run(op);
}
/**
* 根据坐标裁剪图片
*
* @param srcPath 要裁剪图片的路径
* @param newPath 裁剪图片后的路径
* @param x 起始横坐标
* @param y 起始挫坐标
* @param x1 结束横坐标
* @param y1 结束挫坐标
*/
public static void cropImage(String srcPath, String newPath, int x, int y, int x1, int y1)
throws InterruptedException, IOException, IM4JavaException {
int width = x1 - x;
int height = y1 - y;
IMOperation op = new IMOperation();
op.addImage(srcPath);
/** width：裁剪的宽度 height：裁剪的高度 x：裁剪的横坐标 y：裁剪的挫坐标 */
op.crop(width, height, x, y);
op.addImage(newPath);
if (isWin) {
convertCmd.setSearchPath(imageMagickPath);
}
convertCmd.run(op);
}
public RenderedImage convertCMYKtoRGB(byte[] bytes, String type, boolean fork) {
ImageMagick imageMagick = getImageMagick();
if (!imageMagick.isEnabled()) {
return null;
}
File inputFile = _fileUtil.createTempFile(type);
File outputFile = _fileUtil.createTempFile(type);
try {
_fileUtil.write(inputFile, bytes);
IMOperation imOperation = new IMOperation();
imOperation.addRawArgs("-format", "%[colorspace]");
imOperation.addImage(inputFile.getPath());
String[] output = imageMagick.identify(imOperation.getCmdArgs(), fork);
if ((output.length == 1) && output[0].equalsIgnoreCase("CMYK")) {
if (_log.isInfoEnabled()) {
_log.info("The image is in the CMYK colorspace");
}
imOperation = new IMOperation();
imOperation.addRawArgs("-colorspace", "RGB");
imOperation.addImage(inputFile.getPath());
imOperation.addImage(outputFile.getPath());
imageMagick.convert(imOperation.getCmdArgs(), fork);
bytes = _fileUtil.getBytes(outputFile);
return read(bytes, type);
}
} catch (Exception e) {
if (_log.isErrorEnabled()) {
_log.error(e, e);
}
} finally {
_fileUtil.delete(inputFile);
_fileUtil.delete(outputFile);
}
return null;
}
/**
* 给图片加水印
*
* @param srcPath 源图片路径
*/
public static void addImgText(String srcPath)
throws InterruptedException, IOException, IM4JavaException {
IMOperation op = new IMOperation();
op.font("宋体").gravity("southeast").pointsize(18).fill("#BCBFC8").draw("text 5,5 juziku.com");
op.addImage();
op.addImage();
// linux下不要设置此值，不然会报错
if (isWin) {
convertCmd.setSearchPath(imageMagickPath);
}
convertCmd.run(op, srcPath, srcPath);
}
/**
* 根据尺寸缩放图片[等比例缩放:参数height为null,按宽度缩放比例缩放;参数width为null,按高度缩放比例缩放]
*
* @param imagePath 源图片路径
* @param newPath 处理后图片路径
* @param width 缩放后的图片宽度
* @param height 缩放后的图片高度
* @return 返回true说明缩放成功,否则失败
*/
public static boolean zoomImage(
String imagePath, String newPath, Integer width, Integer height, String quality) {
boolean flag = false;
try {
IMOperation op = new IMOperation();
op.addImage(imagePath);
if (width == null) { // 根据高度缩放图片
op.resize(null, height);
} else if (height == null) { // 根据宽度缩放图片
op.resize(width, null);
} else {
op.resize(width, height);
}
op.addImage(newPath);
if ((quality != null && quality.equals(""))) {
op.addRawArgs("-quality", quality);
}
ConvertCmd convert = new ConvertCmd(true);
if (OS_NAME.indexOf("win") >= 0) {
// linux下不要设置此值，不然会报错
String path = getGraphicsMagickPath();
if (StringUtils.isNotBlank(path)) convert.setSearchPath(path);
}
convert.run(op);
flag = true;
} catch (IOException e) {
flag = false;
e.printStackTrace();
} catch (InterruptedException e) {
flag = false;
e.printStackTrace();
} catch (IM4JavaException e) {
flag = false;
e.printStackTrace();
} finally {
}
return flag;
}
/**
* @param inputPath Absolute filename pathname or "-" to use a stream
* @param inputStream Can be null
* @param params
* @param sourceFormat
* @param fullSize
* @param outputStream Stream to write to
* @throws ProcessorException
*/
private void doProcess(
String inputPath,
InputStream inputStream,
Parameters params,
SourceFormat sourceFormat,
Dimension fullSize,
OutputStream outputStream)
throws ProcessorException {
final Set<OutputFormat> availableOutputFormats = getAvailableOutputFormats(sourceFormat);
if (getAvailableOutputFormats(sourceFormat).size() < 1) {
throw new UnsupportedSourceFormatException(sourceFormat);
} else if (!availableOutputFormats.contains(params.getOutputFormat())) {
throw new UnsupportedOutputFormatException();
}
try {
IMOperation op = new IMOperation();
op.addImage(inputPath);
assembleOperation(op, params, fullSize);
op.addImage(params.getOutputFormat().getExtension() + ":-"); // write to stdout
ConvertCmd convert = new ConvertCmd(true);
String binaryPath =
Application.getConfiguration().getString("GraphicsMagickProcessor.path_to_binaries", "");
if (binaryPath.length() > 0) {
convert.setSearchPath(binaryPath);
}
if (inputStream != null) {
convert.setInputProvider(new Pipe(inputStream, null));
}
convert.setOutputConsumer(new Pipe(null, outputStream));
convert.run(op);
} catch (InterruptedException | IM4JavaException | IOException e) {
throw new ProcessorException(e.getMessage(), e);
}
}
public static void main(String[] args) {
IMOperation op = new IMOperation();
op.addImage();
op.addImage();
ConvertCmd convert = new ConvertCmd();
try {
convert.createScript("convert.sh", op);
convert.run(op, (Object[]) args);
} catch (CommandException ce) {
ce.printStackTrace();
ArrayList<String> cmdError = ce.getErrorText();
for (String line : cmdError) {
System.err.println(line);
}
} catch (Exception e) {
e.printStackTrace();
}
}
public static void addWatermark(File srcFile, File destFile, File watermarkFile, int alpha) {
Assert.notNull(srcFile);
Assert.notNull(destFile);
Assert.state(alpha >= 0);
Assert.state(alpha <= 100);
if (watermarkFile == null || !watermarkFile.exists()) {
try {
FileUtils.copyFile(srcFile, destFile);
} catch (IOException e) {
e.printStackTrace();
}
return;
}
if (type == Type.jdk) {
Graphics2D graphics2D = null;
ImageOutputStream imageOutputStream = null;
ImageWriter imageWriter = null;
try {
BufferedImage srcBufferedImage = ImageIO.read(srcFile);
int srcWidth = srcBufferedImage.getWidth();
int srcHeight = srcBufferedImage.getHeight();
BufferedImage destBufferedImage =
new BufferedImage(srcWidth, srcHeight, BufferedImage.TYPE_INT_RGB);
graphics2D = destBufferedImage.createGraphics();
graphics2D.setBackground(BACKGROUND_COLOR);
graphics2D.clearRect(0, 0, srcWidth, srcHeight);
graphics2D.drawImage(srcBufferedImage, 0, 0, null);
graphics2D.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_ATOP, alpha / 100F));
BufferedImage watermarkBufferedImage = ImageIO.read(watermarkFile);
int watermarkImageWidth = watermarkBufferedImage.getWidth();
int watermarkImageHeight = watermarkBufferedImage.getHeight();
int x = srcWidth - watermarkImageWidth;
int y = srcHeight - watermarkImageHeight;
graphics2D.drawImage(
watermarkBufferedImage, x, y, watermarkImageWidth, watermarkImageHeight, null);
imageOutputStream = ImageIO.createImageOutputStream(destFile);
imageWriter =
ImageIO.getImageWritersByFormatName(FilenameUtils.getExtension(destFile.getName()))
.next();
imageWriter.setOutput(imageOutputStream);
ImageWriteParam imageWriteParam = imageWriter.getDefaultWriteParam();
imageWriteParam.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
imageWriteParam.setCompressionQuality(DEST_QUALITY / 100F);
imageWriter.write(null, new IIOImage(destBufferedImage, null, null), imageWriteParam);
imageOutputStream.flush();
} catch (IOException e) {
e.printStackTrace();
} finally {
if (graphics2D != null) {
graphics2D.dispose();
}
if (imageWriter != null) {
imageWriter.dispose();
}
if (imageOutputStream != null) {
try {
imageOutputStream.close();
} catch (IOException e) {
}
}
}
} else {
IMOperation operation = new IMOperation();
operation.dissolve(alpha);
operation.quality((double) DEST_QUALITY);
operation.addImage(watermarkFile.getPath());
operation.addImage(srcFile.getPath());
operation.addImage(destFile.getPath());
if (type == Type.graphicsMagick) {
CompositeCmd compositeCmd = new CompositeCmd(true);
if (graphicsMagickPath != null) {
compositeCmd.setSearchPath(graphicsMagickPath);
}
try {
compositeCmd.run(operation);
} catch (IOException e) {
e.printStackTrace();
} catch (InterruptedException e) {
e.printStackTrace();
} catch (IM4JavaException e) {
e.printStackTrace();
}
} else {
CompositeCmd compositeCmd = new CompositeCmd(false);
if (imageMagickPath != null) {
compositeCmd.setSearchPath(imageMagickPath);
}
try {
compositeCmd.run(operation);
} catch (IOException e) {
e.printStackTrace();
} catch (InterruptedException e) {
e.printStackTrace();
} catch (IM4JavaException e) {
e.printStackTrace();
}
}
}
}
public static void zoom(File srcFile, File destFile, int destWidth, int destHeight) {
Assert.notNull(srcFile);
Assert.notNull(destFile);
Assert.state(destWidth > 0);
Assert.state(destHeight > 0);
if (type == Type.jdk) {
Graphics2D graphics2D = null;
ImageOutputStream imageOutputStream = null;
ImageWriter imageWriter = null;
try {
BufferedImage srcBufferedImage = ImageIO.read(srcFile);
int srcWidth = srcBufferedImage.getWidth();
int srcHeight = srcBufferedImage.getHeight();
int width = destWidth;
int height = destHeight;
if (srcHeight >= srcWidth) {
width = (int) Math.round(((destHeight * 1.0 / srcHeight) * srcWidth));
} else {
height = (int) Math.round(((destWidth * 1.0 / srcWidth) * srcHeight));
}
BufferedImage destBufferedImage =
new BufferedImage(destWidth, destHeight, BufferedImage.TYPE_INT_RGB);
graphics2D = destBufferedImage.createGraphics();
graphics2D.setBackground(BACKGROUND_COLOR);
graphics2D.clearRect(0, 0, destWidth, destHeight);
graphics2D.drawImage(
srcBufferedImage.getScaledInstance(width, height, Image.SCALE_SMOOTH),
(destWidth / 2) - (width / 2),
(destHeight / 2) - (height / 2),
null);
imageOutputStream = ImageIO.createImageOutputStream(destFile);
imageWriter =
ImageIO.getImageWritersByFormatName(FilenameUtils.getExtension(destFile.getName()))
.next();
imageWriter.setOutput(imageOutputStream);
ImageWriteParam imageWriteParam = imageWriter.getDefaultWriteParam();
imageWriteParam.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
imageWriteParam.setCompressionQuality((float) (DEST_QUALITY / 100.0));
imageWriter.write(null, new IIOImage(destBufferedImage, null, null), imageWriteParam);
imageOutputStream.flush();
} catch (IOException e) {
e.printStackTrace();
} finally {
if (graphics2D != null) {
graphics2D.dispose();
}
if (imageWriter != null) {
imageWriter.dispose();
}
if (imageOutputStream != null) {
try {
imageOutputStream.close();
} catch (IOException e) {
}
}
}
} else {
IMOperation operation = new IMOperation();
operation.thumbnail(destWidth, destHeight);
operation.gravity("center");
operation.background(toHexEncoding(BACKGROUND_COLOR));
operation.extent(destWidth, destHeight);
operation.quality((double) DEST_QUALITY);
operation.addImage(srcFile.getPath());
operation.addImage(destFile.getPath());
if (type == Type.graphicsMagick) {
ConvertCmd convertCmd = new ConvertCmd(true);
if (graphicsMagickPath != null) {
convertCmd.setSearchPath(graphicsMagickPath);
}
try {
convertCmd.run(operation);
} catch (IOException e) {
e.printStackTrace();
} catch (InterruptedException e) {
e.printStackTrace();
} catch (IM4JavaException e) {
e.printStackTrace();
}
} else {
ConvertCmd convertCmd = new ConvertCmd(false);
if (imageMagickPath != null) {
convertCmd.setSearchPath(imageMagickPath);
}
try {
convertCmd.run(operation);
} catch (IOException e) {
e.printStackTrace();
} catch (InterruptedException e) {
e.printStackTrace();
} catch (IM4JavaException e) {
e.printStackTrace();
}
}
}
}
private void _generateImagesIM(
FileVersion fileVersion,
File file,
int depth,
int dpi,
int height,
int width,
boolean thumbnail)
throws Exception {
// Generate images
String tempFileId =
DLUtil.getTempFileId(fileVersion.getFileEntryId(), fileVersion.getVersion());
IMOperation imOperation = new IMOperation();
imOperation.alpha("off");
imOperation.density(dpi, dpi);
if (height != 0) {
imOperation.adaptiveResize(width, height);
} else {
imOperation.adaptiveResize(width);
}
imOperation.depth(depth);
if (thumbnail) {
imOperation.addImage(file.getPath() + "[0]");
imOperation.addImage(getThumbnailTempFilePath(tempFileId));
} else {
imOperation.addImage(file.getPath());
imOperation.addImage(getPreviewTempFilePath(tempFileId, -1));
}
_convertCmd.run(imOperation);
// Store images
if (thumbnail) {
File thumbnailTempFile = getThumbnailTempFile(tempFileId);
try {
addFileToStore(
fileVersion.getCompanyId(), THUMBNAIL_PATH,
getThumbnailFilePath(fileVersion), thumbnailTempFile);
} finally {
FileUtil.delete(thumbnailTempFile);
}
} else {
// ImageMagick converts single page PDFs without appending an
// index. Rename file for consistency.
File singlePagePreviewFile = getPreviewTempFile(tempFileId, -1);
if (singlePagePreviewFile.exists()) {
singlePagePreviewFile.renameTo(getPreviewTempFile(tempFileId, 1));
}
int total = getPreviewTempFileCount(fileVersion);
for (int i = 0; i < total; i++) {
File previewTempFile = getPreviewTempFile(tempFileId, i + 1);
try {
addFileToStore(
fileVersion.getCompanyId(),
PREVIEW_PATH,
getPreviewFilePath(fileVersion, i + 1),
previewTempFile);
} finally {
FileUtil.delete(previewTempFile);
}
}
}
}
/**
* 添加水印.
*
* @param srcFile 源文件
* @param destFile 目标文件
* @param watermarkFile 水印文件
* @param watermarkPosition 水印位置
* @param alpha 水印透明度(0-100)
*/
public static void addWatermark(
File srcFile,
File destFile,
File watermarkFile,
WatermarkPosition watermarkPosition,
int alpha) {
if (watermarkFile == null
|| !watermarkFile.exists()
|| watermarkPosition == null
|| watermarkPosition == WatermarkPosition.no) {
return;
}
if (type == Type.jdk) {
try {
BufferedImage srcBufferedImage = ImageIO.read(srcFile);
int srcWidth = srcBufferedImage.getWidth();
int srcHeight = srcBufferedImage.getHeight();
BufferedImage destBufferedImage =
new BufferedImage(srcWidth, srcHeight, BufferedImage.TYPE_INT_RGB);
Graphics2D graphics2D = destBufferedImage.createGraphics();
graphics2D.setBackground(BACKGROUND_COLOR);
graphics2D.clearRect(0, 0, srcWidth, srcHeight);
graphics2D.drawImage(srcBufferedImage, 0, 0, null);
graphics2D.setComposite(
AlphaComposite.getInstance(AlphaComposite.SRC_ATOP, alpha / 100.0F));
BufferedImage watermarkBufferedImage = ImageIO.read(watermarkFile);
int watermarkImageWidth = watermarkBufferedImage.getWidth();
int watermarkImageHeight = watermarkBufferedImage.getHeight();
int x = srcWidth - watermarkImageWidth;
int y = srcHeight - watermarkImageHeight;
if (watermarkPosition == WatermarkPosition.topLeft) {
x = 0;
y = 0;
} else if (watermarkPosition == WatermarkPosition.topRight) {
x = srcWidth - watermarkImageWidth;
y = 0;
} else if (watermarkPosition == WatermarkPosition.center) {
x = (srcWidth - watermarkImageWidth) / 2;
y = (srcHeight - watermarkImageHeight) / 2;
} else if (watermarkPosition == WatermarkPosition.bottomLeft) {
x = 0;
y = srcHeight - watermarkImageHeight;
} else if (watermarkPosition == WatermarkPosition.bottomRight) {
x = srcWidth - watermarkImageWidth;
y = srcHeight - watermarkImageHeight;
}
graphics2D.drawImage(
watermarkBufferedImage, x, y, watermarkImageWidth, watermarkImageHeight, null);
graphics2D.dispose();
ImageIO.write(destBufferedImage, FileUtil.getExtension(destFile), destFile);
} catch (IOException e) {
throw new RuntimeException(e);
}
} else {
String gravity = "SouthEast";
if (watermarkPosition == WatermarkPosition.topLeft) {
gravity = "NorthWest";
} else if (watermarkPosition == WatermarkPosition.topRight) {
gravity = "NorthEast";
} else if (watermarkPosition == WatermarkPosition.center) {
gravity = "Center";
} else if (watermarkPosition == WatermarkPosition.bottomLeft) {
gravity = "SouthWest";
} else if (watermarkPosition == WatermarkPosition.bottomRight) {
gravity = "SouthEast";
}
IMOperation operation = new IMOperation();
operation.gravity(gravity);
operation.dissolve(alpha);
operation.quality((double) DEST_QUALITY);
operation.addImage(watermarkFile.getPath());
operation.addImage(srcFile.getPath());
operation.addImage(destFile.getPath());
if (type == Type.graphicsMagick) {
CompositeCmd compositeCmd = new CompositeCmd(true);
if (graphicsMagickPath != null) {
compositeCmd.setSearchPath(graphicsMagickPath);
}
try {
compositeCmd.run(operation);
} catch (IOException | InterruptedException | IM4JavaException e) {
throw new RuntimeException(e);
}
} else {
CompositeCmd compositeCmd = new CompositeCmd(false);
if (imageMagickPath != null) {
compositeCmd.setSearchPath(imageMagickPath);
}
try {
compositeCmd.run(operation);
} catch (IOException | InterruptedException | IM4JavaException e) {
throw new RuntimeException(e);
}
}
}
}