java get image file size
File imageFile = new File("Pic.jpg"); double bytes = imageFile.length(); System.out.println("File Size: " + String.format("%.2f", bytes/1024) + "kb"); ..., You should do something like this : BufferedImage bimg = ImageIO.read(new File(filename)); int width = bimg.getWidth(); int height = bimg.
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 java get image file size 相關參考資料
Get file size of BufferedImage before writing the data - Stack ...
You would need to generate the entire image first. ... like HTTP since there exist lot of API-provided or 3rd party tools for this like java.net. https://stackoverflow.com Get Image Dimension and Image Size from Binary - Stack Overflow
File imageFile = new File("Pic.jpg"); double bytes = imageFile.length(); System.out.println("File Size: " + String.format("%.2f", bytes/1024) + "kb"); ... https://stackoverflow.com Get Image Width and Height in Java - Stack Overflow
You should do something like this : BufferedImage bimg = ImageIO.read(new File(filename)); int width = bimg.getWidth(); int height = bimg. https://stackoverflow.com How to calculate java BufferedImage filesize - Stack Overflow
If you want to calculate it's size in memory you can get a copy of the image's raster using getData() and then measuring the size of the data buffer in the raster. Unless it is a very small i... https://stackoverflow.com How to get file size in Java – Mkyong.com
In Java, you can use the File.length() method to get the file size in bytes. Example. Get an image file (c:--java_xml_logo.jpg) 14KB, and display ... https://www.mkyong.com How to get image height and width using java? - Stack Overflow
This solution is very quick as only image size is read from the file and not the whole image. I tested it and there is no comparison to ImageIO.read performance. https://stackoverflow.com how to get image size in java - Stack Overflow
The part of your code which gets the size of image is correct. I copied that part and put it inside a desktop java program and i got the correct file ... https://stackoverflow.com how to get the original size of the image in java - Stack Overflow
If you want to get an original size when copying image file. You can ... For just one example, this is one of the old-style code by using java's NIO. https://stackoverflow.com how to get the size of an image in java - Stack Overflow
This is one of the simplest method to find the dimensions of image. URL url=new URL("Any web image url"); BufferedImage image ... https://stackoverflow.com javax.imageio - How to get image height and width using java ...
getImage(CLibImageReader.java:320) - locked <0xd96fb668> (a ..... This solution is very quick as only image size is read from the file and not the whole image. https://stackoverflow.com |