minor performance improvement

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@42477 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Kevin P. Fleming
2006-09-08 21:33:32 +00:00
parent 160cea6139
commit c63fe750bb
4 changed files with 22 additions and 18 deletions

View File

@@ -176,17 +176,21 @@ static struct ast_frame *lintoilbc_frameout(struct ast_trans_pvt *pvt)
while (pvt->samples >= ILBC_SAMPLES) {
float tmpf[ILBC_SAMPLES];
int i;
/* Encode a frame of data */
for ( i = 0 ; i < ILBC_SAMPLES ; i++ )
tmpf[i] = tmp->buf[i];
for (i = 0 ; i < ILBC_SAMPLES ; i++)
tmpf[i] = tmp->buf[samples + i];
iLBC_encode((unsigned char *) pvt->outbuf + datalen, tmpf, &tmp->enc);
datalen += ILBC_FRAME_LEN;
samples += ILBC_SAMPLES;
pvt->samples -= ILBC_SAMPLES;
/* Move the data at the end of the buffer to the front */
if (pvt->samples)
memmove(tmp->buf, tmp->buf + ILBC_SAMPLES, pvt->samples * 2);
}
/* Move the data at the end of the buffer to the front */
if (pvt->samples)
memmove(tmp->buf, tmp->buf + samples, pvt->samples * 2);
return ast_trans_frameout(pvt, datalen, samples);
}