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further codec module optimization based on codec_alaw changes by rizzo

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(issue #7190, Mithraen)


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@29880 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Russell Bryant
2006-05-23 22:57:03 +00:00
parent 7370cb3221
commit 74cb39729b
2 changed files with 14 additions and 12 deletions
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14
codecs/codec_a_mu.c
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@@ -56,14 +56,15 @@ static unsigned char a2mu[256];
static int alawtoulaw_framein(struct ast_trans_pvt *pvt, struct ast_frame *f)
{
int x = f->samples;
int in_samples = f->samples;
unsigned char *src = f->data;
unsigned char *dst = (unsigned char *)pvt->outbuf + pvt->samples;
pvt->samples += x;
pvt->datalen += x;
while (x--)
*dst++ = a2mu[*src++];
pvt->samples += in_samples;
pvt->datalen += in_samples;
return 0;
}
@@ -71,14 +72,15 @@ static int alawtoulaw_framein(struct ast_trans_pvt *pvt, struct ast_frame *f)
static int ulawtoalaw_framein(struct ast_trans_pvt *pvt, struct ast_frame *f)
{
int x = f->samples;
int in_samples = f->samples;
unsigned char *src = f->data;
unsigned char *dst = (unsigned char *)pvt->outbuf + pvt->samples;
pvt->samples += x;
pvt->datalen += x;
while (x--)
*dst++ = mu2a[*src++];
pvt->samples += in_samples;
pvt->datalen += in_samples;
return 0;
}