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Make sure that no pages will left in cache during 

channel switch (immediately stop decoding of vbi buffer when clear_cache is called).



git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@24321 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
voroshil 2007-09-01 18:49:51 +00:00
parent be450f8293
commit a108787e00
1 changed files with 9 additions and 1 deletions
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10
stream/tvi_vbi.c
View File

@ -149,6 +149,7 @@ typedef struct {
unsigned int juliandate;
unsigned int universaltime;
unsigned char networkname[21];
int cache_reset;
} priv_vbi_t;
static unsigned char fixParity[256];
@ -622,6 +623,8 @@ static inline tt_page* get_from_cache(priv_vbi_t* priv, int pagenum,int subpagen
static void clear_cache(priv_vbi_t* priv){
int i;
tt_page* tp;
priv->cache_reset=1;
for(i=0;i<VBI_MAX_PAGES;i++){
while(priv->ptt_cache[i]){
tp=priv->ptt_cache[i];
@ -1447,7 +1450,7 @@ static void vbi_decode(priv_vbi_t* priv,unsigned char*buf){
int d0,d1;
int i=0;
mp_msg(MSGT_TV,MSGL_DBG3,"vbi: vbi_decode\n");
for(linep=buf; linep<buf+priv->ptsp->bufsize; linep+=priv->ptsp->samples_per_line,i++){
for(linep=buf; !priv->cache_reset && linep<buf+priv->ptsp->bufsize; linep+=priv->ptsp->samples_per_line,i++){
#if 0
/*
This routine is alternative implementation of raw VBI data decoding.
@ -1487,6 +1490,11 @@ static void vbi_decode(priv_vbi_t* priv,unsigned char*buf){
mp_msg(MSGT_TV,MSGL_DBG3,"unsupported packet:%d\n",pkt);
}
}
if (priv->cache_reset){
pthread_mutex_lock(&(priv->buffer_mutex));
priv->cache_reset=0;
pthread_mutex_unlock(&(priv->buffer_mutex));
}
}