c++ Programming Glossary: jbyte

http://stackoverflow.com/questions/12854333/jni-in-c-to-read-file-to-jbytearray

in C to read file to jbyteArray I am writing a C program in UNIX to generate a shared.. a file in UNIX box then it will have to be converted into jbyteArray JNI data type so that JAVA can use it. I read the file.. I read the file in C into char but could not convert into jbyteArray . Please help it. Code is below #include iostream #include..

Convert char* to jstring in JNI, when char* is passed using va_arg

http://stackoverflow.com/questions/16939349/convert-char-to-jstring-in-jni-when-char-is-passed-using-va-arg

is passed using va_arg Is it necessary to convert char to jbyteArray then call java String's contructor to generate a jstring.. arguments jobjectArray return_array jclass obj_class jbyteArray bytes jstring str obj_class env FindClass env java lang.. env size1 env SetByteArrayRegion env bytes 0 size1 jbyte va_arg arguments char str jstring env NewObject env clazz id..

Converting from signed char to unsigned char and back again?

http://stackoverflow.com/questions/5040920/converting-from-signed-char-to-unsigned-char-and-back-again

back again I'm working with JNI and have an array of type jbyte where jbyte is represented as an signed char i.e. ranging from.. I'm working with JNI and have an array of type jbyte where jbyte is represented as an signed char i.e. ranging from 128 to 127... as an signed char i.e. ranging from 128 to 127. The jbytes represent image pixels. For image processing we usually want..