private void parseImage(Image image, File file) throws Exception {
try {
// Detects the file type
BodyContentHandler handler = new BodyContentHandler();
Metadata metadata = new Metadata();
FileInputStream inputStream = new FileInputStream(file);
ParseContext parseContext = new ParseContext();
// Parser
AutoDetectParser parser = new AutoDetectParser();
parser.parse(inputStream, handler, metadata, parseContext);
// Image field setting
String date;
if (metadata.getDate(metadata.ORIGINAL_DATE) != null) {
date = metadata.getDate(metadata.ORIGINAL_DATE).toString();
} else if (metadata.getDate(TikaCoreProperties.CREATED) != null) {
date = metadata.getDate(TikaCoreProperties.CREATED).toString();
} else if (metadata.getDate(DublinCore.CREATED) != null) {
date = metadata.getDate(DublinCore.CREATED).toString();
} else if (metadata.getDate(TikaCoreProperties.METADATA_DATE) != null) {
date = metadata.getDate(TikaCoreProperties.METADATA_DATE).toString();
} else if (metadata.getDate(DublinCore.MODIFIED) != null) {
date = metadata.getDate(DublinCore.MODIFIED).toString();
} else {
// Current date+time
metadata.set(Metadata.DATE, new Date());
date = metadata.get(Metadata.DATE);
}
image.setLongitude(metadata.get(Geographic.LONGITUDE));
image.setLatitude(metadata.get(Geographic.LATITUDE));
ImageOperations.setMetadataParsingFinished();
if (date != null) {
image.setDate(date.toString());
} else {
image.setDate(null);
}
image.setLongitude(image.getLongitude());
image.setLatitude(image.getLatitude());
aPII.reverseGeocode(image);
ImageOperations.setReverseGeocodeFinished();
ImageOperations iO = new ImageOperations();
iO.doOCR(image, file);
ImageOperations.setOcrFinished();
} catch (IOException e) {
System.out.println(e.getMessage());
} catch (TikaException te) {
System.out.println(te.getMessage());
} catch (SAXException se) {
System.out.println(se.getMessage());
} catch (InterruptedException ie) {
System.out.println(ie.getMessage());
} catch (IM4JavaException je) {
je.printStackTrace();
}
}
/**
* 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;
}
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();
}
}
}
}