From ac9b9fcd196199c665743c5cbd7e13fac084a14f Mon Sep 17 00:00:00 2001
From: nicodvb <nicodvb@b3059339-0415-0410-9bf9-f77b7e298cf2>
Date: Sat, 4 Nov 2006 23:03:52 +0000
Subject: nonsense removal: compare old and new frequency in order to skip
 tuning

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@20675 b3059339-0415-0410-9bf9-f77b7e298cf2
---
 stream/dvbin.h      |  2 +-
 stream/stream_dvb.c | 44 ++------------------------------------------
 2 files changed, 3 insertions(+), 43 deletions(-)

(limited to 'stream')

diff --git a/stream/dvbin.h b/stream/dvbin.h
index 18cdf4f933..2f2ce2c97d 100644
--- a/stream/dvbin.h
+++ b/stream/dvbin.h
@@ -100,9 +100,9 @@ typedef struct {
 	int tuner_type;
 	int is_on;
 	stream_t *stream;
-	char new_tuning[256], prev_tuning[256];
 	int retry;
 	int timeout;
+	int last_freq;
 } dvb_priv_t;
 
 
diff --git a/stream/stream_dvb.c b/stream/stream_dvb.c
index 142ce9af7f..b6b782b80c 100644
--- a/stream/stream_dvb.c
+++ b/stream/stream_dvb.c
@@ -458,7 +458,6 @@ int dvb_set_channel(dvb_priv_t *priv, int card, int n)
 {
 	dvb_channels_list *new_list;
 	dvb_channel_t *channel;
-	int do_tuning;
 	stream_t *stream  = (stream_t*) priv->stream;
 	char buf[4096];
 	dvb_config_t *conf = (dvb_config_t *) priv->config;
@@ -495,7 +494,6 @@ int dvb_set_channel(dvb_priv_t *priv, int card, int n)
 				mp_msg(MSGT_DEMUX, MSGL_ERR, "DVB_SET_CHANNEL, COULDN'T OPEN DEVICES OF CARD: %d, EXIT\n", card);
 				return 0;
 			}
-			strcpy(priv->prev_tuning, "");
 		}
 		else	//close all demux_fds with pos > pids required for the new channel or open other demux_fds if we have too few
 		{	
@@ -510,7 +508,6 @@ int dvb_set_channel(dvb_priv_t *priv, int card, int n)
 			mp_msg(MSGT_DEMUX, MSGL_ERR, "DVB_SET_CHANNEL2, COULDN'T OPEN DEVICES OF CARD: %d, EXIT\n", card);
 			return 0;
 		}
-		strcpy(priv->prev_tuning, "");
 	}
 
 	dvb_config->priv = priv;
@@ -521,52 +518,16 @@ int dvb_set_channel(dvb_priv_t *priv, int card, int n)
 	stream->fd = priv->dvr_fd;
 	mp_msg(MSGT_DEMUX, MSGL_V, "DVB_SET_CHANNEL: new channel name=%s, card: %d, channel %d\n", channel->name, card, n);
 
-	switch(priv->tuner_type)
-	{
-		case TUNER_SAT:
-			sprintf(priv->new_tuning, "%d|%09d|%09d|%d|%c", priv->card, channel->freq, channel->srate, channel->diseqc, channel->pol);
-			break;
-
-		case TUNER_TER:
-			sprintf(priv->new_tuning, "%d|%09d|%d|%d|%d|%d|%d|%d", priv->card, channel->freq, channel->inv,
-				channel->bw, channel->cr, channel->mod, channel->trans, channel->gi);
-		  break;
-
-		case TUNER_CBL:
-			sprintf(priv->new_tuning, "%d|%09d|%d|%d|%d|%d", priv->card, channel->freq, channel->inv, channel->srate,
-				channel->cr, channel->mod);
-		break;
-#ifdef DVB_ATSC
-		case TUNER_ATSC:
-			sprintf(priv->new_tuning, "%d|%09d|%d", priv->card, channel->freq, channel->mod);
-		break;
-#endif
-	}
-
-
-
-	if(strcmp(priv->prev_tuning, priv->new_tuning))
-	{
-		mp_msg(MSGT_DEMUX, MSGL_V, "DIFFERENT TUNING THAN THE PREVIOUS: %s  -> %s\n", priv->prev_tuning, priv->new_tuning);
-		strcpy(priv->prev_tuning, priv->new_tuning);
-		do_tuning = 1;
-	}
-	else
-	{
-		mp_msg(MSGT_DEMUX, MSGL_V, "SAME TUNING PARAMETERS, NO TUNING\n");
-		do_tuning = 0;
-	}
-
 	stream->eof=1;
 	stream_reset(stream);
 
 
-	if(do_tuning)
+	if(channel->freq != priv->last_freq)
 		if (! dvb_tune(priv, channel->freq, channel->pol, channel->srate, channel->diseqc, channel->tone,
 			channel->inv, channel->mod, channel->gi, channel->trans, channel->bw, channel->cr, channel->cr_lp, channel->hier, priv->timeout))
 			return 0;
 
-
+	priv->last_freq = channel->freq;
 	priv->is_on = 1;
 
 	//sets demux filters and restart the stream
@@ -666,7 +627,6 @@ static int dvb_streaming_start(dvb_priv_t *priv, struct stream_priv_s *opts, int
 	}
 
 
-	strcpy(priv->prev_tuning, "");
 	if(!dvb_set_channel(priv, priv->card, priv->list->current))
 	{
 		mp_msg(MSGT_DEMUX, MSGL_ERR, "ERROR, COULDN'T SET CHANNEL  %i: ", priv->list->current);
-- 
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