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Additional TDD changes (preparing for SIP changes - adding TDD support to SIP)

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@89048 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Olle Johansson
2007-11-06 19:10:26 +00:00
parent 23a02e04c5
commit 6519abeffc
2 changed files with 27 additions and 16 deletions
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12
main/tdd.c
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@@ -261,6 +261,18 @@ static inline float tdd_getcarrier(float *cr, float *ci, int bit)
PUT_TDD_STOP; /* Stop bit */ \
} while(0);
/*! Generate TDD hold tone */
int tdd_gen_holdtone(unsigned char *buf)
{
int bytes=0;
float scont=0.0,cr=1.0,ci=0.0;
while(scont < tddsb*10.0) {
PUT_AUDIO_SAMPLE(tdd_getcarrier(&cr, &ci, 1));
scont += 1.0;
}
return bytes;
}
int tdd_generate(struct tdd_state *tdd, unsigned char *buf, const char *str)
{
int bytes=0;