bytebuffer

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Java ByteBuffer performance issue

While processing multiple gigabyte files I noticed something odd: it seems that reading from a file using a filechannel into a re-used ByteBuffer object allocated with allocateDirect is much slower th[详细]

2023-04-12 16:49 分类：问答
how can I subclass ByteBuffer?

So the Java NIO architects didn\'t make a ByteBuffer interface, but rather a ByteBuffer class, which isn\'t a final class, but it has no package-public constructors, and therefore it can\'t be subclas[详细]

2023-04-11 20:18 分类：问答
android bytebuffer as intbuffer - asarray always gives unsupportedoperationexception

I\'m trying to grab a set of mipmaplevels and save to a local cache file to avoid rebuilding them each time (and it is not practical to pre-generate them...)[详细]

2023-04-10 23:40 分类：问答
Extracting <CRLF>-Strings from a ByteBuffer - I'm getting all confused

I\'ve been sitting with this problem for some hours now without getting it to work the way I want it to work.[详细]

2023-04-08 03:33 分类：问答
java data types to byte array

I have a Java class public class MsgLayout{ int field1; String field2; long field3; } I have to write this object as a byte array in a Socket output stream. The three fields (instance variables) ha[详细]

2023-04-08 02:42 分类：问答
FileChannel.write on Linux produces lots of garbage, but not on Mac

I am trying to limit the amount of garbage produced by my log library, so I coded a test to show me how much memory is FileChannel.write creating. The code below allocates ZERO memory on my Mac, but c[详细]

2023-04-06 11:01 分类：问答
ByteBuffer and Byte Array

Problem I need to convert two ints and a string of variable length to bytes. What I did I converted each data type into a byte array and then 开发者_如何学Pythonadded them into a byte buffer. Of wh[详细]

2023-03-31 19:53 分类：问答
Putting an Object into a ByteBuffer without serializing it

I am trying to put an object into a ByteBuffer to no avail. I am trying to make a VertexBuffer class for Android that mimics a DirectX/XNA vertex buffer.What I mean is that I want to allow any type o[详细]

2023-03-28 20:01 分类：问答
RenderTargetBitmap save raw data to disk

I have a hight fps stream of RenderTargetBitmap\'s I want to save them to disk to process them later, I do not want to encode them to Png, bmp or开发者_JAVA百科 what ever, I want to save the raw byte[详细]

2023-03-28 18:04 分类：问答
Need explanation of transferring binary data using Thrift rpc

Lets say I defined following Thrift service service FileResource { binary get_file(1:string file_name) }[详细]

2023-03-27 11:15 分类：问答