/**
* To use this class as a command line application, give it either some file names as parameters
* (information on them will be printed to standard output, one line per file) or call it with no
* parameters. It will then check data given to it via standard input.
*
* @param args the program arguments which must be file names
*/
public static void main(String[] args) {
ImageInfo imageInfo = new ImageInfo();
imageInfo.setDetermineImageNumber(true);
boolean verbose = determineVerbosity(args);
if (args.length == 0) {
run(null, System.in, imageInfo, verbose);
} else {
int index = 0;
while (index < args.length) {
InputStream in = null;
try {
String name = args[index++];
System.out.print(name + ";");
if (name.startsWith("http://")) {
in = new URL(name).openConnection().getInputStream();
} else {
in = new FileInputStream(name);
}
run(name, in, imageInfo, verbose);
in.close();
} catch (IOException e) {
System.out.println(e);
try {
if (in != null) {
in.close();
}
} catch (IOException ee) {
}
}
}
}
}
private static void run(String sourceName, InputStream in, ImageInfo imageInfo, boolean verbose) {
imageInfo.setInput(in);
imageInfo.setDetermineImageNumber(true);
imageInfo.setCollectComments(verbose);
if (imageInfo.check()) {
print(sourceName, imageInfo, verbose);
}
}
private static void printCompact(String sourceName, ImageInfo imageInfo) {
final String SEP = "\t";
System.out.println(
sourceName
+ SEP
+ imageInfo.getFormatName()
+ SEP
+ imageInfo.getMimeType()
+ SEP
+ imageInfo.getWidth()
+ SEP
+ imageInfo.getHeight()
+ SEP
+ imageInfo.getBitsPerPixel()
+ SEP
+ imageInfo.getNumberOfImages()
+ SEP
+ imageInfo.getPhysicalWidthDpi()
+ SEP
+ imageInfo.getPhysicalHeightDpi()
+ SEP
+ imageInfo.getPhysicalWidthInch()
+ SEP
+ imageInfo.getPhysicalHeightInch()
+ SEP
+ imageInfo.isProgressive());
}
private static void printVerbose(String sourceName, ImageInfo ii) {
printLine(0, null, sourceName);
printLine(1, "File format: ", ii.getFormatName());
printLine(1, "MIME type: ", ii.getMimeType());
printLine(1, "Width (pixels): ", ii.getWidth(), 1);
printLine(1, "Height (pixels): ", ii.getHeight(), 1);
printLine(1, "Bits per pixel: ", ii.getBitsPerPixel(), 1);
printLine(1, "Progressive: ", ii.isProgressive() ? "yes" : "no");
printLine(1, "Number of images: ", ii.getNumberOfImages(), 1);
printLine(1, "Physical width (dpi): ", ii.getPhysicalWidthDpi(), 1);
printLine(1, "Physical height (dpi): ", ii.getPhysicalHeightDpi(), 1);
printLine(1, "Physical width (inches): ", ii.getPhysicalWidthInch(), 1.0f);
printLine(1, "Physical height (inches): ", ii.getPhysicalHeightInch(), 1.0f);
int numComments = ii.getNumberOfComments();
printLine(1, "Number of textual comments: ", numComments, 1);
if (numComments > 0) {
for (int i = 0; i < numComments; i++) {
printLine(2, null, ii.getComment(i));
}
}
}