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29 lines
747 B
C
29 lines
747 B
C
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/*
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* jcsample.h
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*
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* This file was part of the Independent JPEG Group's software:
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* Copyright (C) 1991-1996, Thomas G. Lane.
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* For conditions of distribution and use, see the accompanying README.ijg
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* file.
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*/
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LOCAL(void)
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expand_right_edge (JSAMPARRAY image_data, int num_rows,
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JDIMENSION input_cols, JDIMENSION output_cols)
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{
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register JSAMPROW ptr;
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register JSAMPLE pixval;
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register int count;
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int row;
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int numcols = (int) (output_cols - input_cols);
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if (numcols > 0) {
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for (row = 0; row < num_rows; row++) {
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ptr = image_data[row] + input_cols;
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pixval = ptr[-1]; /* don't need GETJSAMPLE() here */
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for (count = numcols; count > 0; count--)
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*ptr++ = pixval;
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}
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}
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}
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