Searched refs:DCT_scaled_size (Results 1 - 9 of 9) sorted by relevance

/openjdk7/jdk/src/share/native/sun/awt/image/jpeg/
H A Djdmainct.c33 * is defined to be (v_samp_factor * DCT_scaled_size / min_DCT_scaled_size)
34 * sample rows of each component. (We require DCT_scaled_size values to be
35 * chosen such that these numbers are integers. In practice DCT_scaled_size
37 * condition that DCT_scaled_size / min_DCT_scaled_size is an integer.)
43 * each iMCU row contains v_samp_factor * DCT_scaled_size sample rows, or
71 * by adjusting the DCT_scaled_size values, so that the actual scale factor at
182 rgroup = (compptr->v_samp_factor * compptr->DCT_scaled_size) /
215 rgroup = (compptr->v_samp_factor * compptr->DCT_scaled_size) /
255 rgroup = (compptr->v_samp_factor * compptr->DCT_scaled_size) /
284 iMCUheight = compptr->v_samp_factor * compptr->DCT_scaled_size;
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H A Djdmaster.c68 if (cinfo->comp_info[0].DCT_scaled_size != cinfo->min_DCT_scaled_size ||
69 cinfo->comp_info[1].DCT_scaled_size != cinfo->min_DCT_scaled_size ||
70 cinfo->comp_info[2].DCT_scaled_size != cinfo->min_DCT_scaled_size)
145 compptr->DCT_scaled_size = ssize;
156 (long) (compptr->h_samp_factor * compptr->DCT_scaled_size),
160 (long) (compptr->v_samp_factor * compptr->DCT_scaled_size),
169 /* jdinput.c has already initialized DCT_scaled_size to DCTSIZE,
H A Djddctmgr.c105 switch (compptr->DCT_scaled_size) {
146 ERREXIT1(cinfo, JERR_BAD_DCTSIZE, compptr->DCT_scaled_size);
H A Djdcoefct.c194 yoffset * compptr->DCT_scaled_size;
204 output_col += compptr->DCT_scaled_size;
208 output_ptr += compptr->DCT_scaled_size;
369 output_col += compptr->DCT_scaled_size;
371 output_ptr += compptr->DCT_scaled_size;
661 output_col += compptr->DCT_scaled_size;
663 output_ptr += compptr->DCT_scaled_size;
H A Djdinput.c77 /* We initialize DCT_scaled_size and min_DCT_scaled_size to DCTSIZE.
86 compptr->DCT_scaled_size = DCTSIZE;
145 compptr->MCU_sample_width = compptr->DCT_scaled_size;
181 compptr->MCU_sample_width = compptr->MCU_width * compptr->DCT_scaled_size;
H A Djdsample.c15 * is defined to be (v_samp_factor * DCT_scaled_size / min_DCT_scaled_size)
435 h_in_group = (compptr->h_samp_factor * compptr->DCT_scaled_size) /
437 v_in_group = (compptr->v_samp_factor * compptr->DCT_scaled_size) /
H A Djdhuff.c129 entropy->ac_needed[blkn] = (compptr->DCT_scaled_size > 1);
H A Djcmaster.c103 compptr->DCT_scaled_size = DCTSIZE;
H A Djpeglib.h151 int DCT_scaled_size; member in struct:__anon729
156 * downsampled_width = ceil(image_width * Hi/Hmax * DCT_scaled_size/DCTSIZE)
171 int MCU_sample_width; /* MCU width in samples, MCU_width*DCT_scaled_size */
582 int min_DCT_scaled_size; /* smallest DCT_scaled_size of any component */
590 * v_samp_factor*DCT_scaled_size sample rows of a component per iMCU row.

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