149   int16_t *dataptr;  variable
154   dataptr = data;
156     tmp0 = dataptr[0] + dataptr[7];
157     tmp7 = dataptr[0] - dataptr[7];
158     tmp1 = dataptr[1] + dataptr[6];
159     tmp6 = dataptr[1] - dataptr[6];
160     tmp2 = dataptr[2] + dataptr[5];
161     tmp5 = dataptr[2] - dataptr[5];
162     tmp3 = dataptr[3] + dataptr[4];
163     tmp4 = dataptr[3] - dataptr[4];
172     dataptr[0] = tmp10 + tmp11; /* phase 3 */
173     dataptr[4] = tmp10 - tmp11;
176     dataptr[2] = tmp13 + z1;    /* phase 5 */
177     dataptr[6] = tmp13 - z1;
194     dataptr[5] = z13 + z2;      /* phase 6 */
195     dataptr[3] = z13 - z2;
196     dataptr[1] = z11 + z4;
197     dataptr[7] = z11 - z4;
199     dataptr += DCTSIZE;         /* advance pointer to next row */
213   int16_t *dataptr;  in ff_fdct_ifast()  local
220   dataptr = data;  in ff_fdct_ifast()
222     tmp0 = dataptr[DCTSIZE*0] + dataptr[DCTSIZE*7];  in ff_fdct_ifast()
223     tmp7 = dataptr[DCTSIZE*0] - dataptr[DCTSIZE*7];  in ff_fdct_ifast()
224     tmp1 = dataptr[DCTSIZE*1] + dataptr[DCTSIZE*6];  in ff_fdct_ifast()
225     tmp6 = dataptr[DCTSIZE*1] - dataptr[DCTSIZE*6];  in ff_fdct_ifast()
226     tmp2 = dataptr[DCTSIZE*2] + dataptr[DCTSIZE*5];  in ff_fdct_ifast()
227     tmp5 = dataptr[DCTSIZE*2] - dataptr[DCTSIZE*5];  in ff_fdct_ifast()
228     tmp3 = dataptr[DCTSIZE*3] + dataptr[DCTSIZE*4];  in ff_fdct_ifast()
229     tmp4 = dataptr[DCTSIZE*3] - dataptr[DCTSIZE*4];  in ff_fdct_ifast()
238     dataptr[DCTSIZE*0] = tmp10 + tmp11; /* phase 3 */  in ff_fdct_ifast()
239     dataptr[DCTSIZE*4] = tmp10 - tmp11;  in ff_fdct_ifast()
242     dataptr[DCTSIZE*2] = tmp13 + z1; /* phase 5 */  in ff_fdct_ifast()
243     dataptr[DCTSIZE*6] = tmp13 - z1;  in ff_fdct_ifast()
260     dataptr[DCTSIZE*5] = z13 + z2; /* phase 6 */  in ff_fdct_ifast()
261     dataptr[DCTSIZE*3] = z13 - z2;  in ff_fdct_ifast()
262     dataptr[DCTSIZE*1] = z11 + z4;  in ff_fdct_ifast()
263     dataptr[DCTSIZE*7] = z11 - z4;  in ff_fdct_ifast()
265     dataptr++;                  /* advance pointer to next column */  in ff_fdct_ifast()
279   int16_t *dataptr;  in ff_fdct_ifast248()  local
286   dataptr = data;  in ff_fdct_ifast248()
288     tmp0 = dataptr[DCTSIZE*0] + dataptr[DCTSIZE*1];  in ff_fdct_ifast248()
289     tmp1 = dataptr[DCTSIZE*2] + dataptr[DCTSIZE*3];  in ff_fdct_ifast248()
290     tmp2 = dataptr[DCTSIZE*4] + dataptr[DCTSIZE*5];  in ff_fdct_ifast248()
291     tmp3 = dataptr[DCTSIZE*6] + dataptr[DCTSIZE*7];  in ff_fdct_ifast248()
292     tmp4 = dataptr[DCTSIZE*0] - dataptr[DCTSIZE*1];  in ff_fdct_ifast248()
293     tmp5 = dataptr[DCTSIZE*2] - dataptr[DCTSIZE*3];  in ff_fdct_ifast248()
294     tmp6 = dataptr[DCTSIZE*4] - dataptr[DCTSIZE*5];  in ff_fdct_ifast248()
295     tmp7 = dataptr[DCTSIZE*6] - dataptr[DCTSIZE*7];  in ff_fdct_ifast248()
304     dataptr[DCTSIZE*0] = tmp10 + tmp11;  in ff_fdct_ifast248()
305     dataptr[DCTSIZE*4] = tmp10 - tmp11;  in ff_fdct_ifast248()
308     dataptr[DCTSIZE*2] = tmp13 + z1;  in ff_fdct_ifast248()
309     dataptr[DCTSIZE*6] = tmp13 - z1;  in ff_fdct_ifast248()
316     dataptr[DCTSIZE*1] = tmp10 + tmp11;  in ff_fdct_ifast248()
317     dataptr[DCTSIZE*5] = tmp10 - tmp11;  in ff_fdct_ifast248()
320     dataptr[DCTSIZE*3] = tmp13 + z1;  in ff_fdct_ifast248()
321     dataptr[DCTSIZE*7] = tmp13 - z1;  in ff_fdct_ifast248()
323     dataptr++;                        /* advance pointer to next column */  in ff_fdct_ifast248()