== Quote from Zirneklis (a...@dingspam.cc)'s article > On 18/03/2011 14:35, Craig Dillabaugh wrote: > > Hi, > > I have two binary files containing image data, and I want to go through them pixel by > > pixel and read the image data into arrays and compare the pixel values (images have the > > exact same dimensions but one is unsigned 1 byte per pixel, and the other signed 2 bytes > > per pixel). > > > > I am trying to read the data in using the following loop: > > > > for(int i = 0; i< num_blocks; i++) { > > auto resampbytes = resampFile.byChunk ( resamp_buffer_size ); > > auto normbytes = normalFile.byChunk ( normal_buffer_size ); > > ubyte[] resamp = cast(ubyte[]) resampbytes; > > short[] normaldata = cast(short[]) normbytes; > > > > //Process the data ... > > } > > > > However, when I attempt to compile this I get the following errors: > > > > Error: cannot cast from ByChunk to ubyte[] > > Error: cannot cast from ByChunk to short[] > > > > Oddly, the example for ByChunk in the documentation seems to do exactly what I think I > > am trying here, but apparently I am missing something. > > > > Any help would be appreciated (also if there is a better way of doing what I am trying > > to do any pointers on that would be appreciated too!) > > > > Regards, > > > > Craig > > > File.byChunk is designed to be used with a foreach loop, you could try: > ubyte[] resamp = new ubyte[resamp_buffer_size]; > short[] normaldata = new short[normal_buffer_size]; > for(int i = 0; i < num_blocks; i++) > { > resampFile.rawRead(resamp); > normaldata.rawRead(normaldata); > //Process the data ... > }
Thanks, that did the trick! Craig