play a beep tone into the spied-on channel if we are about to whisper to them

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@38466 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/apps/app_chanspy.c b/apps/app_chanspy.c
index c4dfb34..3cd10e3 100644 (file)
--- a/apps/app_chanspy.c
+++ b/apps/app_chanspy.c
@@ -291,14 +291,27 @@ static int channel_spy(struct ast_channel *chan, struct ast_channel *spyee, int
                return 0;
        }
 
+       if (ast_test_flag(flags, OPTION_WHISPER)) {
+               struct ast_filestream *beepstream;
+
+               ast_channel_whisper_start(csth.spy.chan);
+               if ((beepstream = ast_openstream_full(chan, "beep", chan->language, 1))) {
+                       struct ast_frame *f;
+
+                       while ((f = ast_readframe(beepstream))) {
+                               ast_channel_whisper_feed(csth.spy.chan, f);
+                               ast_frfree(f);
+                       }
+
+                       ast_closestream(beepstream);
+               }
+       }
+
        if (ast_test_flag(flags, OPTION_PRIVATE))
                silgen = ast_channel_start_silence_generator(chan);
        else
                ast_activate_generator(chan, &spygen, &csth);
 
-       if (ast_test_flag(flags, OPTION_WHISPER))
-               ast_channel_whisper_start(csth.spy.chan);
-
        /* We can no longer rely on 'spyee' being an actual channel;
           it can be hung up and freed out from under us. However, the
           channel destructor will put NULL into our csth.spy.chan