metadata

问题 I'm working on a project and I need to read and parse video metadata.(duration, date created,title,bit rate , ...) as far as I know there isn't any good package for Python 3.X for this issue. 1 -- I found these : enzyme hachoir-metadata but they are designed for python 2.X 2 -- I also know how to use ffmpeg and other libraries that process video files. but they are so slow, I want to simply read the metadata from the windows file. 3 -- I tried to use exifread package to read video metadata ,

问题 I want to add a variable length userdata to my exe. For example I don't want to change the build version everytime i hand a quick test for someone to look at. I'd like to add the git/mercurial branch info and maybe build options if i don't have build options stored/available in the exe. This way i can put the exe in a util and get data i need. Would adding extra data to the end of an exe be ok? It would be a windows C++ exe build with visual studios or gcc or it may be a .NET application 回答1:

问题 In an altruistic manner I would like to expose as much structured data about my website. I also wouldn't mind SEO boost but its secondary. Seems there are a couple of options: Full on RDF (kill me now XML) Atom with your own custom tags (liking that) RDFa in your webpage (might help SEO) Dublin Core Meta tags Dublin Core using RDFa Atom with RDFa I'm just trying to make it easy for people to get data off my site. The nice thing about standards is that there are so many of them to choose from.

问题 How to extract from video, it duration, codecs, size and more information ? 回答1: Use the AV Foundation framework. AV Foundation Programming Guide AV Foundation Framework Reference 来源： https://stackoverflow.com/questions/9035245/how-to-accesing-metadata-from-video-file-in-objective-c-ios

问题 I am working with NSFileManager and I am able to get the file's last update, creation date, ... but I am not able to get when was the last time the file was opened. Is there any way to get this information? And other question, I get the MIME by the pathExtension property, but this way I get for example .pdf, .doc, ... instead of application/pdf, application/doc, text/txt, audio/vmw, ...is any way to get this information automatically? Thanks a lot! 回答1: Use Spotlight's MDItem API to get all

问题 I'm developing an application that needs the original photos uploaded to Facebook so can I use the "date" metadata for it? Is there any way to get this data? 来源： https://stackoverflow.com/questions/14633352/is-there-any-ways-to-retrieve-the-original-photos-uploaded-to-facebook

问题 I am using a camera intent to take pictures, then I convert that image to a bytearray and eventually save it locally in my database. The original image taken with the camera has all the metadata like GPS latitude and longtitude etc. However, the bitmap I create from that image does not include any meta data. How can I add the original metedata to my image ? Here is my code where the camera intent returns: picUri = data.getData() Bitmap yourSelectedImage62 = null; String imagebytes2 ; try {

问题 I am using ExtendScript to work on metadata information of .indd files in InDesignCC 2019. My requirement is that I need to access all individual links metadata associated with the .indd file and see whether any of the links metadata is missing DocumentID and InstanceID . If any of the links metadata do not have a value for DocumentID and/or InstanceID properties then I need to display the file name associated with that link, indicating that, that particular file is missing a DocumentID and

问题 I have a jpeg image in the form of a byte array. How can I get the byte array in a form where I can strip the comments node of the metadata? byte[] myimagedata = ... ImageWriter writer = ImageIO.getImageWritersBySuffix("jpeg").next(); ImageReader reader = ImageIO.getImageReader(writer); //Looking for file here but have byte array reader.setInput(new FileImageInputStream(new File(Byte array cant go here))); IIOMetadata imageMetadata = reader.getImageMetadata(0); Element tree = (Element)

问题 I have been following the article Github Metadata with Jekyll and JavaScript which mentions how to use Github Repository Metadata using Jekyll and Javascript. The article there says that you need to add the following to index.html before the link to an external JS file. Now repos is globally available so you can use it in our external JS file. <script> var repos = {{ site.github.public_repositories | jsonify }}; </script> I have created an index.html file which contains the following contents