mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2024-06-09 01:29:28 +00:00
Code Issues 1 Projects Releases Wiki Activity

IT WORKS\!\!\!

Browse source 
Original commit message from CVS:
IT WORKS\!\!\!
This commit is contained in:
Erik Walthinsen 2001-05-15 04:13:01 +00:00
parent d769aaaf99
commit 05a517acf1
1 changed files with 34 additions and 12 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

46
gst/autoplug/gstautoplugger.c
View file

@ -55,6 +55,11 @@ struct _GstAutoplugger {
GstPad *sinkpadpeer, *srcpadpeer;
GstCaps *sinkcaps, *srccaps;
GstCaps *sinktemplatecaps;
GstAutoplug *autoplug;
GstElement *autobin;
};
struct _GstAutopluggerClass {
@ -83,13 +88,12 @@ static void gst_autoplugger_get_arg (GtkObject *object, GtkArg *arg, guint id
static void gst_autoplugger_external_sink_caps_changed (GstPad *pad, GstCaps *caps, GstAutoplugger *autoplugger);
static void gst_autoplugger_external_src_caps_changed (GstPad *pad, GstCaps *caps, GstAutoplugger *autoplugger);
static void gst_autoplugger_external_sink_connected (GstPad *pad, GstPad *peerpad, GstAutoplugger *autoplugger);
static void gst_autoplugger_external_src_connected (GstPad *pad, GstPad *peerpad, GstAutoplugger *autoplugger);
static void gst_autoplugger_typefind_have_type (GstElement *element, GstCaps *caps, GstAutoplugger *autoplugger);
static void gst_autoplugger_cache_first_buffer (GstElement *element,GstBuffer *buf,GstAutoplugger *autoplugger);
static void gst_autoplugger_cache_empty (GstElement *element, GstAutoplugger *autoplugger);
static void gst_autoplugger_typefind_have_type (GstElement *element, GstCaps *caps, GstAutoplugger *autoplugger);
static GstElementClass *parent_class = NULL;
//static guint gst_autoplugger_signals[LAST_SIGNAL] = { 0 };
@ -203,7 +207,7 @@ gst_autoplugger_external_sink_connected(GstPad *pad, GstPad *peerpad, GstAutoplu
GstCaps *peercaps, *peertemplatecaps;
GST_INFO(GST_CAT_AUTOPLUG, "have cache:sink connected");
autoplugger->sinkpadpeer = peerpad;
// autoplugger->sinkpadpeer = peerpad;
if (autoplugger->sinkpadpeer) {
peercaps = GST_PAD_CAPS(autoplugger->sinkpadpeer);
@ -232,8 +236,8 @@ gst_autoplugger_external_src_connected(GstPad *pad, GstPad *peerpad, GstAutoplug
GST_INFO(GST_CAT_AUTOPLUG, "have cache:src connected");
// only save this off if it isn't a pad we're using internally...
if (peerpad != autoplugger->typefind_sinkpad)
autoplugger->srcpadpeer = peerpad;
// if (peerpad != autoplugger->typefind_sinkpad)
// autoplugger->srcpadpeer = peerpad;
if (autoplugger->srcpadpeer) {
peercaps = GST_PAD_CAPS(autoplugger->srcpadpeer);
@ -246,6 +250,7 @@ gst_autoplugger_external_src_connected(GstPad *pad, GstPad *peerpad, GstAutoplug
if (peertemplatecaps) {
GST_INFO(GST_CAT_AUTOPLUG, "there are some caps on this pad's peer's padtemplate %s",
gst_caps_get_mime(peertemplatecaps));
autoplugger->sinktemplatecaps = peertemplatecaps;
GST_DEBUG(GST_CAT_AUTOPLUG, "turning on caps nego proxying in cache\n");
gtk_object_set(GTK_OBJECT(autoplugger->cache),"caps_proxy",TRUE,NULL);
}
@ -256,7 +261,7 @@ gst_autoplugger_external_src_connected(GstPad *pad, GstPad *peerpad, GstAutoplug
static void
gst_autoplugger_cache_empty(GstElement *element, GstAutoplugger *autoplugger)
{
GstPad *cache_srcpad_peer;
GstPad *cache_sinkpad_peer,*cache_srcpad_peer;
GST_INFO(GST_CAT_AUTOPLUG, "autoplugger cache has hit empty, we can now remove it");
@ -265,8 +270,9 @@ gst_element_set_state(GST_ELEMENT_SCHED(autoplugger)->parent,GST_STATE_PAUSED);
// disconnect the cache from its peers
GST_DEBUG(GST_CAT_AUTOPLUG, "disconnecting autoplugcache from its peers\n");
gst_pad_disconnect(autoplugger->sinkpadpeer,autoplugger->cache_sinkpad);
cache_sinkpad_peer = GST_PAD (GST_PAD_PEER(autoplugger->cache_sinkpad));
cache_srcpad_peer = GST_PAD (GST_PAD_PEER(autoplugger->cache_srcpad));
gst_pad_disconnect(cache_sinkpad_peer,autoplugger->cache_sinkpad);
gst_pad_disconnect(autoplugger->cache_srcpad,cache_srcpad_peer);
// remove the cache from self
@ -275,11 +281,13 @@ gst_element_set_state(GST_ELEMENT_SCHED(autoplugger)->parent,GST_STATE_PAUSED);
// connect the two pads
GST_DEBUG(GST_CAT_AUTOPLUG, "reconnecting the autoplugcache's former peers\n");
gst_pad_connect(autoplugger->sinkpadpeer,cache_srcpad_peer);
gst_pad_connect(cache_sinkpad_peer,cache_srcpad_peer);
// try to PLAY the whole thing
gst_element_set_state(GST_ELEMENT_SCHED(autoplugger)->parent,GST_STATE_PLAYING);
xmlSaveFile("autoplugger.gst", gst_xml_write(GST_ELEMENT_SCHED(autoplugger)->parent));
GST_INFO(GST_CAT_AUTOPLUG, "autoplugger_cache_empty finished");
}
@ -299,11 +307,24 @@ gst_element_set_state(GST_ELEMENT_SCHED(autoplugger)->parent,GST_STATE_PAUSED);
gst_bin_remove(GST_BIN(autoplugger),autoplugger->typefind);
// FIXME FIXME now we'd compare caps and see if we need to autoplug something in the middle, but for
// now we're going to just reconnect where we left off
// now we're going to just reconnect where we left off
// FIXME FIXME FIXME!!!: this should really be done in the caps failure!!!
if (!autoplugger->autoplug) {
autoplugger->autoplug = gst_autoplugfactory_make("static");
}
autoplugger->autobin = gst_autoplug_to_caps(autoplugger->autoplug,
caps,autoplugger->sinktemplatecaps,NULL);
g_return_if_fail(autoplugger->autobin != NULL);
gst_bin_add(GST_BIN(autoplugger),autoplugger->autobin);
// re-attach the srcpad's original peer to the cache
GST_DEBUG(GST_CAT_AUTOPLUG, "reconnecting the cache to the downstream peer\n");
gst_pad_connect(autoplugger->cache_srcpad,autoplugger->srcpadpeer);
// // re-attach the srcpad's original peer to the cache
// GST_DEBUG(GST_CAT_AUTOPLUG, "reconnecting the cache to the downstream peer\n");
// gst_pad_connect(autoplugger->cache_srcpad,autoplugger->srcpadpeer);
// attach the autoplugged bin
GST_DEBUG(GST_CAT_AUTOPLUG, "attaching the autoplugged bin between cache and downstream peer\n");
gst_pad_connect(autoplugger->cache_srcpad,gst_element_get_pad(autoplugger->autobin,"sink"));
gst_pad_connect(gst_element_get_pad(autoplugger->autobin,"src_00"),autoplugger->srcpadpeer);
// now reset the autoplugcache
GST_DEBUG(GST_CAT_AUTOPLUG, "resetting the cache to send first buffer(s) again\n");
@ -337,6 +358,7 @@ gst_element_set_state(GST_ELEMENT_SCHED(autoplugger)->parent,GST_STATE_PAUSED);
// detach the srcpad
GST_DEBUG(GST_CAT_AUTOPLUG, "disconnecting cache from its downstream peer\n");
autoplugger->srcpadpeer = GST_PAD(GST_PAD_PEER(autoplugger->cache_srcpad));
gst_pad_disconnect(autoplugger->cache_srcpad,autoplugger->srcpadpeer);
// instantiate the typefind and set up the signal handlers