From 6230aab9bff3edf1067bef8b3675eeaee050af64 Mon Sep 17 00:00:00 2001 From: ben Date: Sat, 26 Jan 2008 16:17:44 +0000 Subject: add a new state flag to dvdnav in order to notify if something has changed in the current stream (being title, chapter, audio layer or SPU one) git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@25858 b3059339-0415-0410-9bf9-f77b7e298cf2 --- stream/stream_dvdnav.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) (limited to 'stream/stream_dvdnav.c') diff --git a/stream/stream_dvdnav.c b/stream/stream_dvdnav.c index 1bb3a17210..76d5ade3df 100644 --- a/stream/stream_dvdnav.c +++ b/stream/stream_dvdnav.c @@ -30,6 +30,7 @@ typedef enum { NAV_FLAG_WAIT_READ = 1 << 5, /* suspend read from stream */ NAV_FLAG_VTS_DOMAIN = 1 << 6, /* vts domain */ NAV_FLAG_SPU_SET = 1 << 7, /* spu_clut is valid */ + NAV_FLAG_STREAM_CHANGE = 1 << 8, /* title, chapter, audio or SPU */ } dvdnav_state_t; typedef struct { @@ -198,6 +199,7 @@ static int dvdnav_stream_read(dvdnav_priv_t * priv, unsigned char *buf, int *len uint32_t nextstill; priv->state &= ~NAV_FLAG_WAIT_SKIP; + priv->state |= NAV_FLAG_STREAM_CHANGE; if(ev->pgc_length) priv->duration = ev->pgc_length/90; @@ -233,6 +235,11 @@ static int dvdnav_stream_read(dvdnav_priv_t * priv, unsigned char *buf, int *len } case DVDNAV_VTS_CHANGE: { priv->state &= ~NAV_FLAG_WAIT_SKIP; + priv->state |= NAV_FLAG_STREAM_CHANGE; + break; + } + case DVDNAV_SPU_STREAM_CHANGE: { + priv->state |= NAV_FLAG_STREAM_CHANGE; break; } } @@ -899,9 +906,22 @@ int mp_dvdnav_cell_has_changed (stream_t *stream, int clear) { return 0; if (clear) priv->state &= ~NAV_FLAG_CELL_CHANGED; + if (clear) priv->state |= NAV_FLAG_STREAM_CHANGE; return 1; } +/* Notify if something has changed in stream + * Can be related to title, chapter, audio or SPU + */ +int mp_dvdnav_stream_has_changed (stream_t *stream) { + dvdnav_priv_t *priv = stream->priv; + + if (!(priv->state & NAV_FLAG_STREAM_CHANGE)) + return 0; + + priv->state &= ~NAV_FLAG_STREAM_CHANGE; + return 1; +} const stream_info_t stream_info_dvdnav = { "DVDNAV stream", -- cgit v1.2.3