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-rw-r--r--1.4.23-rc4/apps/app_talkdetect.c227
1 files changed, 0 insertions, 227 deletions
diff --git a/1.4.23-rc4/apps/app_talkdetect.c b/1.4.23-rc4/apps/app_talkdetect.c
deleted file mode 100644
index 79cbbd5d0..000000000
--- a/1.4.23-rc4/apps/app_talkdetect.c
+++ /dev/null
@@ -1,227 +0,0 @@
-/*
- * Asterisk -- An open source telephony toolkit.
- *
- * Copyright (C) 1999 - 2005, Digium, Inc.
- *
- * Mark Spencer <markster@digium.com>
- *
- * See http://www.asterisk.org for more information about
- * the Asterisk project. Please do not directly contact
- * any of the maintainers of this project for assistance;
- * the project provides a web site, mailing lists and IRC
- * channels for your use.
- *
- * This program is free software, distributed under the terms of
- * the GNU General Public License Version 2. See the LICENSE file
- * at the top of the source tree.
- */
-
-/*! \file
- *
- * \brief Playback a file with audio detect
- *
- * \author Mark Spencer <markster@digium.com>
- *
- * \ingroup applications
- */
-
-#include "asterisk.h"
-
-ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-
-#include "asterisk/lock.h"
-#include "asterisk/file.h"
-#include "asterisk/logger.h"
-#include "asterisk/channel.h"
-#include "asterisk/pbx.h"
-#include "asterisk/module.h"
-#include "asterisk/translate.h"
-#include "asterisk/utils.h"
-#include "asterisk/dsp.h"
-
-static char *app = "BackgroundDetect";
-
-static char *synopsis = "Background a file with talk detect";
-
-static char *descrip =
-" BackgroundDetect(filename[|sil[|min|[max]]]): Plays back a given\n"
-"filename, waiting for interruption from a given digit (the digit must\n"
-"start the beginning of a valid extension, or it will be ignored).\n"
-"During the playback of the file, audio is monitored in the receive\n"
-"direction, and if a period of non-silence which is greater than 'min' ms\n"
-"yet less than 'max' ms is followed by silence for at least 'sil' ms then\n"
-"the audio playback is aborted and processing jumps to the 'talk' extension\n"
-"if available. If unspecified, sil, min, and max default to 1000, 100, and\n"
-"infinity respectively.\n";
-
-
-static int background_detect_exec(struct ast_channel *chan, void *data)
-{
- int res = 0;
- struct ast_module_user *u;
- char *tmp;
- char *options;
- char *stringp;
- struct ast_frame *fr;
- int notsilent=0;
- struct timeval start = { 0, 0};
- int sil = 1000;
- int min = 100;
- int max = -1;
- int x;
- int origrformat=0;
- struct ast_dsp *dsp;
-
- if (ast_strlen_zero(data)) {
- ast_log(LOG_WARNING, "BackgroundDetect requires an argument (filename)\n");
- return -1;
- }
-
- u = ast_module_user_add(chan);
-
- tmp = ast_strdupa(data);
-
- stringp=tmp;
- strsep(&stringp, "|");
- options = strsep(&stringp, "|");
- if (options) {
- if ((sscanf(options, "%d", &x) == 1) && (x > 0))
- sil = x;
- options = strsep(&stringp, "|");
- if (options) {
- if ((sscanf(options, "%d", &x) == 1) && (x > 0))
- min = x;
- options = strsep(&stringp, "|");
- if (options) {
- if ((sscanf(options, "%d", &x) == 1) && (x > 0))
- max = x;
- }
- }
- }
- ast_log(LOG_DEBUG, "Preparing detect of '%s', sil=%d,min=%d,max=%d\n",
- tmp, sil, min, max);
- if (chan->_state != AST_STATE_UP) {
- /* Otherwise answer unless we're supposed to send this while on-hook */
- res = ast_answer(chan);
- }
- if (!res) {
- origrformat = chan->readformat;
- if ((res = ast_set_read_format(chan, AST_FORMAT_SLINEAR)))
- ast_log(LOG_WARNING, "Unable to set read format to linear!\n");
- }
- if (!(dsp = ast_dsp_new())) {
- ast_log(LOG_WARNING, "Unable to allocate DSP!\n");
- res = -1;
- }
- if (!res) {
- ast_stopstream(chan);
- res = ast_streamfile(chan, tmp, chan->language);
- if (!res) {
- while(chan->stream) {
- res = ast_sched_wait(chan->sched);
- if ((res < 0) && !chan->timingfunc) {
- res = 0;
- break;
- }
- if (res < 0)
- res = 1000;
- res = ast_waitfor(chan, res);
- if (res < 0) {
- ast_log(LOG_WARNING, "Waitfor failed on %s\n", chan->name);
- break;
- } else if (res > 0) {
- fr = ast_read(chan);
- if (!fr) {
- res = -1;
- break;
- } else if (fr->frametype == AST_FRAME_DTMF) {
- char t[2];
- t[0] = fr->subclass;
- t[1] = '\0';
- if (ast_canmatch_extension(chan, chan->context, t, 1, chan->cid.cid_num)) {
- /* They entered a valid extension, or might be anyhow */
- res = fr->subclass;
- ast_frfree(fr);
- break;
- }
- } else if ((fr->frametype == AST_FRAME_VOICE) && (fr->subclass == AST_FORMAT_SLINEAR)) {
- int totalsilence;
- int ms;
- res = ast_dsp_silence(dsp, fr, &totalsilence);
- if (res && (totalsilence > sil)) {
- /* We've been quiet a little while */
- if (notsilent) {
- /* We had heard some talking */
- ms = ast_tvdiff_ms(ast_tvnow(), start);
- ms -= sil;
- if (ms < 0)
- ms = 0;
- if ((ms > min) && ((max < 0) || (ms < max))) {
- char ms_str[10];
- ast_log(LOG_DEBUG, "Found qualified token of %d ms\n", ms);
-
- /* Save detected talk time (in milliseconds) */
- sprintf(ms_str, "%d", ms );
- pbx_builtin_setvar_helper(chan, "TALK_DETECTED", ms_str);
-
- ast_goto_if_exists(chan, chan->context, "talk", 1);
- res = 0;
- ast_frfree(fr);
- break;
- } else
- ast_log(LOG_DEBUG, "Found unqualified token of %d ms\n", ms);
- notsilent = 0;
- }
- } else {
- if (!notsilent) {
- /* Heard some audio, mark the begining of the token */
- start = ast_tvnow();
- ast_log(LOG_DEBUG, "Start of voice token!\n");
- notsilent = 1;
- }
- }
-
- }
- ast_frfree(fr);
- }
- ast_sched_runq(chan->sched);
- }
- ast_stopstream(chan);
- } else {
- ast_log(LOG_WARNING, "ast_streamfile failed on %s for %s\n", chan->name, (char *)data);
- res = 0;
- }
- }
- if (res > -1) {
- if (origrformat && ast_set_read_format(chan, origrformat)) {
- ast_log(LOG_WARNING, "Failed to restore read format for %s to %s\n",
- chan->name, ast_getformatname(origrformat));
- }
- }
- if (dsp)
- ast_dsp_free(dsp);
- ast_module_user_remove(u);
- return res;
-}
-
-static int unload_module(void)
-{
- int res;
-
- res = ast_unregister_application(app);
-
- ast_module_user_hangup_all();
-
- return res;
-}
-
-static int load_module(void)
-{
- return ast_register_application(app, background_detect_exec, synopsis, descrip);
-}
-
-AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Playback with Talk Detection");
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