make test 'record' app in app_playback.c

You are best off doing wav (trust me) 
It can record at 8 16 22 and 32 khz if you can manage to have a channel at that speed.

syntax [record /tmp/blah.wav] 

dial * to end (dtmf only works in iax and portaudio {beg file to add it to mod_exosip})



git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@453 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/switch_core.c

@@ -212,6 +212,10 @@ SWITCH_DECLARE(switch_status) switch_core_session_set_read_codec(switch_core_ses
 	return SWITCH_STATUS_SUCCESS;
 }
 
+SWITCH_DECLARE(switch_codec *) switch_core_session_get_read_codec(switch_core_session *session)
+{
+	return session->read_codec;
+}
 
 SWITCH_DECLARE(switch_status) switch_core_session_set_write_codec(switch_core_session *session, switch_codec *codec)
 {
@@ -221,6 +225,11 @@ SWITCH_DECLARE(switch_status) switch_core_session_set_write_codec(switch_core_se
 	return SWITCH_STATUS_SUCCESS;
 }
 
+SWITCH_DECLARE(switch_codec *) switch_core_session_get_write_codec(switch_core_session *session)
+{
+	return session->write_codec;
+}
+
 SWITCH_DECLARE(switch_status) switch_core_codec_init(switch_codec *codec, char *codec_name, int rate, int ms,
 													 int channels, switch_codec_flag flags,
 													 const switch_codec_settings *codec_settings,
@@ -361,8 +370,6 @@ SWITCH_DECLARE(switch_status) switch_core_file_open(switch_file_handle *fh, char
 	char *ext;
 	switch_status status;
 
-	memset(fh, 0, sizeof(*fh));
-
 	if (!(ext = strrchr(file_path, '.'))) {
 		switch_console_printf(SWITCH_CHANNEL_CONSOLE, "Invalid Format\n");
 		return SWITCH_STATUS_FALSE;