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可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: I'm having problems converting a simple PNG into a JPEG format. I'm using the following code: ... File png = new File(filePath); try { SeekableStream s = new FileSeekableStream(png); PNGDecodeParam pngParams = new PNGDecodeParam(); ImageDecoder dec = ImageCodec.createImageDecoder("png", s, pngParams); RenderedImage pngImage = dec.decodeAsRenderedImage(); JPEGEncodeParam jparam = new JPEGEncodeParam(); jparam.setQuality(0.50f); // e.g. 0.25f File jpeg = new File("jpeg.jpeg"); FileOutputStream out = new FileOutputStream(jpeg); ImageEncoder

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 由 翻译 强力驱动 问题: $image = "[...]" ; //binary string containing PNG image $file = fopen ( 'image.tmp' , 'wb' ); fputs ( $file , $image ); fclose ( $file ); $image = new Imagick ( 'PNG:image.tmp' ); $image -> thumbnailImage ( $width , $height ); $image -> setImageFormat ( 'jpg' ); $image -> setCompressionQuality ( 97 ); $image -> writeImage ( 'image.jpg' ); The above doesn't work and gives me a black image for this image. When doing instead [...] $image -> setImageFormat ( 'png' ); $image -> setCompressionQuality ( 97 ); $image -> writeImage ( 'image

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 由 翻译 强力驱动 问题: I read about the byte vs cluster theory, but I don't think it can apply in my case; Doesn't seem to have to do with "a bunch of small files"; . ├―― [ 11K ] 2ndVisit _Checklist . xlsx ├―― [ 35K ] 2ndVisit FTS_Timetable . xlsx ├―― [ 34K ] 2ndVisit _Roomlist . pdf ├―― [ 27K ] 2ndVisit _Teilnehmer . xlsx ├―― [ 9.5K ] Belgian Pupils for European Parliament . xlsx ├―― [ 4.0K ] Brussel EU │ ├―― [ 64K ] Checkliste . doc │ ├―― [ 144K ] Plan A73 . doc │ ├―― [ 38K ] TN Liste EP . docx │ └―― [ 108K ] TN Liste EP V02 . doc ├―― [ 12K ] Financial

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: I was trying to perform some data augmentation in object detection models in tensorflow so I was checking the compatibility of different image representations. First I was just reading an image file using PIL ( Pillow to be precise) full_path = 'path/to/my/image.jpg' image = PIL.Image.open(full_path) image_np = np.array(image) encoded_jpg_io1 = io.BytesIO(image_np) Then I used the tensorflow version (used to create tfrecords as well): with tf.gfile.GFile(full_path, 'rb') as fid: encoded_jpg = fid.read() encoded_jpg_io2 = io.BytesIO(encoded

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: I want a button with an image in it. I am using this: But it does not show the image. I want the whole button to be the image. 回答1: It should be So "image" instead of "submit". It will still be a button which submits on click. If your image is bigger than the button which is shown; let's say the image is 200x200 pixels; add this to your stylesheet: #myimage { height: 200px; width: 200px; } or directly in the button tag: Note however that resizing the image like this might not yield ideal results; if e.g. your image is much smaller than you

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: I am trying to convert a PNG image to a JPEG image following this tutorial. But I encounter a problem. The resulting image has a pink layer. Does anyone have a solution for this problem? Or what code should I use in order to convert the image into the desired format? Thanks in advance! 回答1: Create a BufferedImage of desired size, e.g.: BufferedImage img = new BufferedImage(w,h,BufferedImage.TYPE_INT_RGB) fill it with a proper background color: img.getGraphics().fillRect(....) Call drawImage on the image's graphics atop of that background:

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: I’m attempting to convert PDF files into PNGs. It works great from the command line (I do have GhostScript 8.64 installed). But from PHP I’m having a problem: code: $im = new Imagick($pdf_file); // this is where it throws the exception below output: Fatal error: Uncaught exception ‘ImagickException’ with message ‘Postscript delegate failed `23_1235606503.pdf’: No such file or directory @ pdf.c/ReadPDFImage/612′ in get_thumbnail.php:93 Stack trace: \#0 get_thumbnail.php(93): Imagick->__construct(’…’) etc. etc. I'm not sure what I'm doing

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: I have a .jp2 image file that I want to convert to .jpg . BufferedImage background = ImageIO.read(new File("images\\" + randNum + ".jp2")); ImageIO.write(background, "jpg", new File("images\\" + randNum + ".jpg")); I have got this exception : java.util.ServiceConfigurationError: javax.imageio.spi.ImageWriterSpi: Provider com.github.jaiimageio.jpeg2000.impl.J2KImageWriterSpi could not be instantiated ... Caused by: java.lang.NoClassDefFoundError: com/github/jaiimageio/impl/common/PackageUtil ... Caused by: java.lang.ClassNotFoundException:

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: Below is the code from https://github.com/andrewpuch/aws-ses-node-js-examples where there is an example to send and email with attachment, I have modified the code to fetch a image file from aws s3 and and send it with mail as attachment, when i did it for an text file it work perfectly, but when I have sent an image, in the mail I was not able to see the image since it is corrupted. when I tried opening with apple photo app it has shown that meta data is missing, also I have added Content-Transfer-Encoding: base64 in the header of the mail,

可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效，请关闭广告屏蔽插件后再试): 问题: How we can convert a dicom file(.dcm) to a jpeg image using java? Here is my code: import java.io.File; import java.io.IOException; import org.dcm4che2.tool.dcm2jpg.Dcm2Jpg; public class MainClass { public static void main(String[] args) throws IOException{ Dcm2Jpg conv = new Dcm2Jpg(); conv.convert(new File("C:\\Users\\lijo.joseph\\Desktop\\Dicom\\IM-0001-0001.dcm"), new File("C:\\Users\\lijo.joseph\\Desktop\\Dicom\\IM-0001-0001.jpg")); } } and i am getting the following error while running the project Exception in thread "main" java.lang