Lines Matching defs:delta
233 int delta = sample - c->prev_sample;
234 int nibble = FFMIN(7, abs(delta) * 4 /
235 ff_adpcm_step_table[c->step_index]) + (delta < 0) * 8;
245 const int delta = sample - c->prev_sample;
247 const int sign = (delta < 0) * 8;
249 int nibble = FFMIN(abs(delta) * 4 / step, 7);
265 int delta = sample - c->prev_sample;
267 int nibble = 8*(delta < 0);
269 delta= abs(delta);
270 diff = delta + (step >> 3);
272 if (delta >= step) {
274 delta -= step;
277 if (delta >= step) {
279 delta -= step;
282 if (delta >= step) {
284 delta -= step;
286 diff -= delta;
331 int nibble, delta;
338 delta = sample - c->predictor;
340 nibble = FFMIN(7, abs(delta) * 4 / c->step) + (delta < 0) * 8;