38  *   when decay is close to 1.0, the samples can begin clipping and the output
60         ptrdiff_t samples[MAX_ECHOS], maxsamples;  member
123                 echo->samples[i] = echo->delay[i] * effp->in_signal.rate / 1000.0;  in sox_echo_start()
124                 if ( echo->samples[i] < 1 )  in sox_echo_start()
129                 if ( echo->samples[i] > (ptrdiff_t)DELAY_BUFSIZ )  in sox_echo_start()
145                 if ( echo->samples[i] > echo->maxsamples )  in sox_echo_start()
146                         echo->maxsamples = echo->samples[i];  in sox_echo_start()
166  * Processed signed long samples from ibuf to obuf.
167  * Return number of samples processed.
186 (echo->counter + echo->maxsamples - echo->samples[j]) % echo->maxsamples]  in sox_echo_flow()
198         /* processed all samples */  in sox_echo_flow()
214         /* drain out delay samples */  in sox_echo_drain()
220 (echo->counter + echo->maxsamples - echo->samples[j]) % echo->maxsamples]  in sox_echo_drain()
234         /* samples played, it remains */  in sox_echo_drain()