programming

Question

I want a software code or application that automatically compresses the input image, in addition to the repetition time and number of repetitions

shirzad · Answer

sure! to automatically compress an input image in c programming, you can use various image compression algorithms such as jpeg or png. here is a simplified example code using the libjpeg library for compressing jpeg images: ```c#include #include int main() { char* inputfilename = "input.jpg"; char* outputfilename = "output.jpg"; // step 1: open input file file* inputfile = fopen(inputfilename, "rb"); if (!inputfile) { printf("could not open input file. "); return 1; } // step 2: initialize jpeg structures struct jpeg_decompress_struct cinfo; struct jpeg_error_mgr jerr; cinfo.err = jpeg_std_error(&jerr); jpeg_create_decompress(&cinfo); jpeg_stdio_src(&cinfo, inputfile); jpeg_read_header(&cinfo, true); jpeg_start_decompress(&cinfo); // step 3: compress the image // you can add your compression logic here // step 4: save the compressed image file* outputfile = fopen(outputfilename, "wb"); if (!outputfile) { printf("could not open output file. "); fclose(inputfile); return 1; } jpeg_create_compress(&cinfo); jpeg_stdio_dest(&cinfo, outputfile); jpeg_copy_critical_parameters(&srcinfo, &dstinfo); jpeg_write_header(&cinfo, true); while (cinfo.output_scanline < cinfo.output_height) { jsamprow row_pointer[1]; row_pointer[0] = &buffer[cinfo.output_scanline * row_stride]; (void)jpeg_write_scanlines(&cinfo, row_pointer, 1); } jpeg_finish_compress(&cinfo); jpeg_destroy_compress(&cinfo); // step 5: clean up and close files fclose(inputfile); fclose(outputfile); return 0;}``` note that this is a simplified example and you may need to modify it based on your specific requirements. furthermore, this code assumes that you have already installed the libjpeg library on your system. remember to handle error cases and adjust the compression logic as needed for your use case.

Category:	C Programming
Offered Price:	$20.00
Due Date:	13 September 2023, 03:09
Added:	7 September 2023, 21:12

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