bool DtmfSession::OnSessionTerminate(mrcp_sig_status_code_e status)
{
if(m_pRecogChannel)
{
if(m_pRecogChannel->m_pDtmfGenerator)
{
mpf_dtmf_generator_destroy(m_pRecogChannel->m_pDtmfGenerator);
m_pRecogChannel->m_pDtmfGenerator = NULL;
}
delete m_pRecogChannel;
m_pRecogChannel = NULL;
}
return UmcSession::OnSessionTerminate(status);
}
/* Destroy the speech channel. */
int speech_channel_destroy(speech_channel_t *schannel)
{
if (schannel == NULL) {
ast_log(LOG_ERROR, "Speech channel structure pointer is NULL\n");
return -1;
}
ast_log(LOG_DEBUG, "Destroy speech channel: Name=%s, Type=%s, Codec=%s, Rate=%u\n", schannel->name, speech_channel_type_to_string(schannel->type), schannel->codec, schannel->rate);
if (schannel->mutex)
apr_thread_mutex_lock(schannel->mutex);
#if SPEECH_CHANNEL_DUMP
if(schannel->stream_out) {
fclose(schannel->stream_out);
schannel->stream_out = NULL;
}
if(schannel->stream_in) {
fclose(schannel->stream_in);
schannel->stream_in = NULL;
}
#endif
/* Destroy the channel and session if not already done. */
if (schannel->state != SPEECH_CHANNEL_CLOSED) {
int warned = 0;
if ((schannel->unimrcp_session != NULL) && (schannel->unimrcp_channel != NULL)) {
if (!mrcp_application_session_terminate(schannel->unimrcp_session))
ast_log(LOG_WARNING, "(%s) Unable to terminate application session\n", schannel->name);
}
ast_log(LOG_DEBUG, "(%s) Waiting for MRCP session to terminate\n", schannel->name);
while (schannel->state != SPEECH_CHANNEL_CLOSED) {
if (schannel->cond != NULL) {
if ((apr_thread_cond_timedwait(schannel->cond, schannel->mutex, SPEECH_CHANNEL_TIMEOUT_USEC) == APR_TIMEUP) && (!warned)) {
warned = 1;
ast_log(LOG_WARNING, "(%s) MRCP session has not terminated after %d ms\n", schannel->name, SPEECH_CHANNEL_TIMEOUT_USEC / 1000);
}
}
}
}
if (schannel->state != SPEECH_CHANNEL_CLOSED) {
ast_log(LOG_ERROR, "(%s) Failed to destroy channel. Continuing\n", schannel->name);
}
if (schannel->dtmf_generator != NULL) {
mpf_dtmf_generator_destroy(schannel->dtmf_generator);
schannel->dtmf_generator = NULL;
ast_log(LOG_DEBUG, "(%s) DTMF generator destroyed\n", schannel->name);
}
if (schannel->audio_queue != NULL) {
if (audio_queue_destroy(schannel->audio_queue) != 0)
ast_log(LOG_WARNING, "(%s) Unable to destroy channel audio queue\n",schannel->name);
}
if (schannel->mutex != NULL)
apr_thread_mutex_unlock(schannel->mutex);
if (schannel->cond != NULL) {
if (apr_thread_cond_destroy(schannel->cond) != APR_SUCCESS)
ast_log(LOG_WARNING, "(%s) Unable to destroy channel condition variable\n", schannel->name);
}
if (schannel->mutex != NULL) {
if (apr_thread_mutex_destroy(schannel->mutex) != APR_SUCCESS)
ast_log(LOG_WARNING, "(%s) Unable to destroy channel condition variable\n", schannel->name);
}
schannel->name = NULL;
schannel->profile = NULL;
schannel->application = NULL;
schannel->unimrcp_session = NULL;
schannel->unimrcp_channel = NULL;
schannel->stream = NULL;
schannel->dtmf_generator = NULL;
schannel->pool = NULL;
schannel->mutex = NULL;
schannel->cond = NULL;
schannel->audio_queue = NULL;
schannel->codec = NULL;
schannel->data = NULL;
schannel->chan = NULL;
return 0;
}
