From 5c14b33d1f8c65a0a6fee61751a6d642dab7f312 Mon Sep 17 00:00:00 2001
From: "[CST] Focus" <focus.cst@gmail.com>
Date: Fri, 20 Apr 2012 15:41:52 +0400
Subject: [PATCH] zapit/src/zapit.cpp: attempt to fix lost sound after pmt
 update, not tested

---
 src/zapit/src/zapit.cpp | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/zapit/src/zapit.cpp b/src/zapit/src/zapit.cpp
index 03beb29a8..363ab5735 100644
--- a/src/zapit/src/zapit.cpp
+++ b/src/zapit/src/zapit.cpp
@@ -2089,9 +2089,19 @@ void CZapit::run()
 				if(current_channel) {
 					t_channel_id channel_id = current_channel->getChannelID();
 					int vpid = current_channel->getVideoPid();
+					int apid = current_channel->getAudioPid();
 					CPmt pmt;
 					pmt.Parse(current_channel);
-					if(vpid != current_channel->getVideoPid()) {
+					bool apid_found = false;
+					/* check if selected audio pid still present */
+					for (int i = 0; i <  current_channel->getAudioChannelCount(); i++) {
+						if (current_channel->getAudioChannel(i)->pid == apid) {
+							apid_found = true;
+							break;
+						}
+					}
+					
+					if(!apid_found || vpid != current_channel->getVideoPid()) {
 						ZapIt(current_channel->getChannelID(), true);
 					} else {
 						SendPMT(true);