51     size_t frames_in;               // number of frames in main buffer  member
118     er->frames_in = 0;  in echo_reference_reset_l()
265     if (er->frames_in + inFrames > er->buf_size) {  in echo_reference_write()
267                 er->buf_size, er->frames_in + inFrames);  in echo_reference_write()
268                 er->buf_size = er->frames_in + inFrames;  in echo_reference_write()
271     memcpy((char *)er->buffer + er->frames_in * er->rd_frame_size,  in echo_reference_write()
274     er->frames_in += inFrames;  in echo_reference_write()
278           inFrames, er->frames_in, er->buf_size,  in echo_reference_write()
314     buffer->delay_ns, er->frames_in, buffer->frame_count);  in echo_reference_read()
331     if (er->frames_in < buffer->frame_count) {  in echo_reference_read()
352         ALOGV_IF((er->frames_in < buffer->frame_count),  in echo_reference_read()
355                  timeoutMs, er->frames_in, buffer->frame_count);  in echo_reference_read()
390             int64_t delayNs = ((int64_t)er->frames_in * 1000000000) / er->rd_sampling_rate;  in echo_reference_read()
409                     size_t previousFrameIn = er->frames_in;  in echo_reference_read()
410                     er->frames_in = (size_t)((expectedDelayNs * er->rd_sampling_rate)/1000000000);  in echo_reference_read()
411                     int offset = er->frames_in - previousFrameIn;  in echo_reference_read()
415                          delay_sign ? "positive" : "negative", er->frames_in, previousFrameIn);  in echo_reference_read()
419                         if (er->frames_in > er->buf_size) {  in echo_reference_read()
420                             er->buf_size = er->frames_in;  in echo_reference_read()
436                                    er->frames_in * er->rd_frame_size);  in echo_reference_read()
438                                   er->frames_in);  in echo_reference_read()
456     if (er->frames_in < buffer->frame_count) {  in echo_reference_read()
463         memset((char *)er->buffer + er->frames_in * er->rd_frame_size,  in echo_reference_read()
464             0, (buffer->frame_count - er->frames_in) * er->rd_frame_size);  in echo_reference_read()
465         er->frames_in = buffer->frame_count;  in echo_reference_read()
472     er->frames_in -= buffer->frame_count;  in echo_reference_read()
475            er->frames_in * er->rd_frame_size);  in echo_reference_read()
481           buffer->frame_count, er->frames_in);  in echo_reference_read()