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Update CONTROL STREAM FILE to accept an 'offsetms' parameter

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This patch allows starting playback of audio through the CONTROL STREAM FILE
AGI command to start at a particular offset. It will also return the final
position of the file in the 'endpos' attribute.

(closes issue ASTERISK-17803)
Reported by: Murray Melvin
patches:
  res_agi.c.r316293.diff uploaded by murraytm (license 6221)


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@395906 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Matthew Jordan
2013-07-31 23:48:35 +00:00
parent a479821c91
commit 9ea74182ef
2 changed files with 30 additions and 16 deletions
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4
CHANGES
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@@ -305,6 +305,10 @@ AGI (Asterisk Gateway Interface)
* The manager event AsyncAGI has been split into AsyncAGIStart, AsyncAGIExec,
and AsyncAGIEnd.
* The CONTROL STREAM FILE command now accepts an offsetms parameter. This
will start the playback of the audio at the position specified. It will
also return the final position of the file in 'endpos'.
CDR (Call Detail Records)
------------------
* Significant changes have been made to the behavior of CDRs. For a full

42
res/res_agi.c
View File

@@ -155,13 +155,19 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
<para>Defaults to <literal>#</literal></para>
</parameter>
<parameter name="pausechr" />
<parameter name="offsetms">
<para>Offset, in milliseconds, to start the audio playback</para>
</parameter>
</syntax>
<description>
<para>Send the given file, allowing playback to be controlled by the given
digits, if any. Use double quotes for the digits if you wish none to be
permitted. Returns <literal>0</literal> if playback completes without a digit
permitted. If offsetms is provided then the audio will seek to offsetms
before play starts. Returns <literal>0</literal> if playback completes without a digit
being pressed, or the ASCII numerical value of the digit if one was pressed,
or <literal>-1</literal> on error or if the channel was disconnected.</para>
or <literal>-1</literal> on error or if the channel was disconnected. Returns the
position where playback was terminated as endpos.</para>
<para>It sets the following channel variables upon completion:</para>
<variablelist>
<variable name="CPLAYBACKSTATUS">
@@ -368,9 +374,9 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
</parameter>
</syntax>
<description>
<para>Receives a string of text on a channel. Most channels
<para>Receives a string of text on a channel. Most channels
do not support the reception of text. Returns <literal>-1</literal> for failure
or <literal>1</literal> for success, and the string in parenthesis.</para>
or <literal>1</literal> for success, and the string in parenthesis.</para>
</description>
</agi>
<agi name="record file" language="en_US">
@@ -2092,7 +2098,7 @@ static int handle_controlstreamfile(struct ast_channel *chan, AGI *agi, int argc
long offsetms = 0;
char offsetbuf[20];
if (argc < 5 || argc > 9) {
if (argc < 5 || argc > 10) {
return RESULT_SHOWUSAGE;
}
@@ -2116,7 +2122,11 @@ static int handle_controlstreamfile(struct ast_channel *chan, AGI *agi, int argc
suspend = argv[8];
}
res = ast_control_streamfile(chan, argv[3], fwd, rev, stop, suspend, NULL, skipms, NULL);
if (argc > 9 && (sscanf(argv[9], "%30ld", &offsetms) != 1)) {
return RESULT_SHOWUSAGE;
}
res = ast_control_streamfile(chan, argv[3], fwd, rev, stop, suspend, NULL, skipms, &offsetms);
/* If we stopped on one of our stop keys, return 0 */
if (res > 0 && stop && strchr(stop, res)) {
@@ -2137,7 +2147,7 @@ static int handle_controlstreamfile(struct ast_channel *chan, AGI *agi, int argc
snprintf(offsetbuf, sizeof(offsetbuf), "%ld", offsetms);
pbx_builtin_setvar_helper(chan, "CPLAYBACKOFFSET", offsetbuf);
ast_agi_send(agi->fd, chan, "200 result=%d\n", res);
ast_agi_send(agi->fd, chan, "200 result=%d endpos=%ld\n", res, offsetms);
return (res >= 0) ? RESULT_SUCCESS : RESULT_FAILURE;
}
@@ -2518,7 +2528,7 @@ static int handle_recordfile(struct ast_channel *chan, AGI *agi, int argc, const
}
ast_dsp_set_threshold(sildet, ast_dsp_get_threshold_from_settings(THRESHOLD_SILENCE));
}
/* backward compatibility, if no offset given, arg[6] would have been
* caught below and taken to be a beep, else if it is a digit then it is a
* offset */
@@ -2881,7 +2891,7 @@ static int handle_dbget(struct ast_channel *chan, AGI *agi, int argc, const char
break;
}
} while (1);
if (res)
ast_agi_send(agi->fd, chan, "200 result=0\n");
else
@@ -3294,15 +3304,15 @@ static struct agi_command commands[] = {
{ { "noop", NULL }, handle_noop, NULL, NULL, 1 },
{ { "receive", "char", NULL }, handle_recvchar, NULL, NULL, 0 },
{ { "receive", "text", NULL }, handle_recvtext, NULL, NULL, 0 },
{ { "record", "file", NULL }, handle_recordfile, NULL, NULL, 0 },
{ { "record", "file", NULL }, handle_recordfile, NULL, NULL, 0 },
{ { "say", "alpha", NULL }, handle_sayalpha, NULL, NULL, 0},
{ { "say", "digits", NULL }, handle_saydigits, NULL, NULL, 0 },
{ { "say", "number", NULL }, handle_saynumber, NULL, NULL, 0 },
{ { "say", "phonetic", NULL }, handle_sayphonetic, NULL, NULL, 0},
{ { "say", "date", NULL }, handle_saydate, NULL, NULL, 0},
{ { "say", "time", NULL }, handle_saytime, NULL, NULL, 0},
{ { "say", "phonetic", NULL }, handle_sayphonetic, NULL, NULL, 0},
{ { "say", "date", NULL }, handle_saydate, NULL, NULL, 0},
{ { "say", "time", NULL }, handle_saytime, NULL, NULL, 0},
{ { "say", "datetime", NULL }, handle_saydatetime, NULL, NULL, 0},
{ { "send", "image", NULL }, handle_sendimage, NULL, NULL, 0},
{ { "send", "image", NULL }, handle_sendimage, NULL, NULL, 0},
{ { "send", "text", NULL }, handle_sendtext, NULL, NULL, 0},
{ { "set", "autohangup", NULL }, handle_autohangup, NULL, NULL, 0},
{ { "set", "callerid", NULL }, handle_setcallerid, NULL, NULL, 0},
@@ -3706,7 +3716,7 @@ static enum agi_result run_agi(struct ast_channel *chan, char *request, AGI *agi
const char *sighup_str;
const char *exit_on_hangup_str;
int exit_on_hangup;
ast_channel_lock(chan);
sighup_str = pbx_builtin_getvar_helper(chan, "AGISIGHUP");
send_sighup = !ast_false(sighup_str);
@@ -3721,7 +3731,7 @@ static enum agi_result run_agi(struct ast_channel *chan, char *request, AGI *agi
close(agi->ctrl);
return AGI_RESULT_FAILURE;
}
setlinebuf(readf);
setup_env(chan, request, agi->fd, (agi->audio > -1), argc, argv);
for (;;) {