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DSP enhancements (bug #2826) courtesy pcadach

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@4248 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer
2004-11-15 00:48:36 +00:00
parent 0e3c6239fc
commit 9bf48f9ce7
2 changed files with 17 additions and 11 deletions
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13
dsp.c
View File

@@ -1174,15 +1174,15 @@ static int __ast_dsp_call_progress(struct ast_dsp *dsp, short *s, int len)
if (newstate == dsp->tstate) {
dsp->tcount++;
if (dsp->tcount == COUNT_THRESH) {
if (dsp->tstate == TONE_STATE_BUSY) {
if ((dsp->features & DSP_PROGRESS_BUSY) && dsp->tstate == TONE_STATE_BUSY) {
res = AST_CONTROL_BUSY;
dsp->features &= ~DSP_FEATURE_CALL_PROGRESS;
} else if (dsp->tstate == TONE_STATE_TALKING) {
} else if ((dsp->features & DSP_PROGRESS_TALK) && dsp->tstate == TONE_STATE_TALKING) {
res = AST_CONTROL_ANSWER;
dsp->features &= ~DSP_FEATURE_CALL_PROGRESS;
} else if (dsp->tstate == TONE_STATE_RINGING)
} else if ((dsp->features & DSP_PROGRESS_RINGING) && dsp->tstate == TONE_STATE_RINGING)
res = AST_CONTROL_RINGING;
else if (dsp->tstate == TONE_STATE_SPECIAL3) {
else if ((dsp->features & DSP_PROGRESS_CONGESTION) && dsp->tstate == TONE_STATE_SPECIAL3) {
res = AST_CONTROL_CONGESTION;
dsp->features &= ~DSP_FEATURE_CALL_PROGRESS;
}
@@ -1576,15 +1576,16 @@ struct ast_frame *ast_dsp_process(struct ast_channel *chan, struct ast_dsp *dsp,
}
if ((dsp->features & DSP_FEATURE_CALL_PROGRESS)) {
res = __ast_dsp_call_progress(dsp, shortdata, len);
memset(&dsp->f, 0, sizeof(dsp->f));
dsp->f.frametype = AST_FRAME_CONTROL;
if (res) {
switch(res) {
case AST_CONTROL_ANSWER:
case AST_CONTROL_BUSY:
case AST_CONTROL_RINGING:
case AST_CONTROL_CONGESTION:
memset(&dsp->f, 0, sizeof(dsp->f));
dsp->f.frametype = AST_FRAME_CONTROL;
dsp->f.subclass = res;
dsp->f.src = "dsp_progress";
if (chan)
ast_queue_frame(chan, &dsp->f);
break;

15
include/asterisk/dsp.h
View File

@@ -14,11 +14,10 @@
#ifndef _ASTERISK_DSP_H
#define _ASTERISK_DSP_H
#define DSP_FEATURE_SILENCE_SUPPRESS (1 << 0)
#define DSP_FEATURE_BUSY_DETECT (1 << 1)
#define DSP_FEATURE_CALL_PROGRESS (1 << 2)
#define DSP_FEATURE_DTMF_DETECT (1 << 3)
#define DSP_FEATURE_FAX_DETECT (1 << 4)
#define DSP_FEATURE_SILENCE_SUPPRESS (1 << 0)
#define DSP_FEATURE_BUSY_DETECT (1 << 1)
#define DSP_FEATURE_DTMF_DETECT (1 << 3)
#define DSP_FEATURE_FAX_DETECT (1 << 4)
#define DSP_DIGITMODE_DTMF 0 /* Detect DTMF digits */
#define DSP_DIGITMODE_MF 1 /* Detect MF digits */
@@ -28,6 +27,12 @@
#define DSP_DIGITMODE_MUTEMAX (1 << 10) /* Delay audio by a frame to try to extra quelch */
#define DSP_DIGITMODE_RELAXDTMF (1 << 11) /* "Radio" mode (relaxed DTMF) */
#define DSP_PROGRESS_TALK (1 << 16) /* Enable talk detection */
#define DSP_PROGRESS_RINGING (1 << 17) /* Enable calling tone detection */
#define DSP_PROGRESS_BUSY (1 << 18) /* Enable busy tone detection */
#define DSP_PROGRESS_CONGESTION (1 << 19) /* Enable congestion tone detection */
#define DSP_FEATURE_CALL_PROGRESS (DSP_PROGRESS_TALK | DSP_PROGRESS_RINGING | DSP_PROGRESS_BUSY | DSP_PROGRESS_CONGESTION)
struct ast_dsp;
struct ast_dsp *ast_dsp_new(void);