Re: Please help...
Hi Timothy, Here's a better example on wikipedia, they go thru the general cases of fopen/fwrite... http://en.wikipedia.org/wiki/C_file_input/output Regards,
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I don't quiet get it, Robert..Suppose we consider our example as shown...#include <stdio.h> #include <stdlib.h> int main(void) { char buffer[5] = {0}; /* initialized to zeroes */ int i,...
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Hi Timothy, FILE *fp = fopen("myfile", "rb"); if (fp == NULL) { perror("Failed to open file \"myfile\""); return EXIT_FAILURE; } You've just opened "myfile".. for (i = 0; (rc = getc(fp)) !=...
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Hello Robert... Can you please help me to read a .jpeg into memory , as pixels.. I want to read a 256 x 256 image Regards,Timothy
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Hi Timothy, A ".jpeg" file is actually a compressed image format, you can not directly read the 256x256 pixel data from the file without first running the data/image thru a jpeg decompression routine....
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Hi Robert .. I was unable to load the whole image into memory... I need help.. Regards,Timothy
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Hi Timothy, Can you please be more specific with your question? Where are you having issues? With the above example code, you should now able to open the file, pull the first 5 bytes from it and...
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Hi Robert. Thanks for your previous message.. To be more specific, i now need to read a .jpeg into memory - Pixel By Pixel I think the example you suggested, reads it Bits by BitsSo, Robert, the need...
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Hi Timothy, The "Pixels" are encoded into the Bit stream of the file... JPEG's is a compressed image format, all the pixels are there in a compressed form, you just need to run a decompression program...
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