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up to latest (broken) autoplugger)

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Original commit message from CVS:
up to latest (broken) autoplugger)
This commit is contained in:
Erik Walthinsen 2001-05-16 21:18:15 +00:00
parent cff4720acf
commit 65a6e752bf
1 changed files with 86 additions and 22 deletions
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108
gst/autoplug/gstautoplugger.c
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@ -48,6 +48,7 @@ struct _GstAutoplugger {
GstBin bin;
GstElement *cache;
gboolean cache_first_buffer;
GstPad *cache_sinkpad, *cache_srcpad;
GstElement *typefind;
@ -88,6 +89,8 @@ 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_caps_nego_failed (GstPad *pad, GstAutoplugger *autoplugger);
static void gst_autoplugger_external_src_caps_nego_failed (GstPad *pad, 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);
@ -175,6 +178,10 @@ gst_autoplugger_init (GstAutoplugger *autoplugger)
GTK_SIGNAL_FUNC (gst_autoplugger_external_sink_caps_changed), autoplugger);
gtk_signal_connect (GTK_OBJECT (autoplugger->cache_srcpad), "caps_changed",
GTK_SIGNAL_FUNC (gst_autoplugger_external_src_caps_changed), autoplugger);
gtk_signal_connect (GTK_OBJECT (autoplugger->cache_sinkpad), "caps_nego_failed",
GTK_SIGNAL_FUNC (gst_autoplugger_external_sink_caps_nego_failed), autoplugger);
gtk_signal_connect (GTK_OBJECT (autoplugger->cache_srcpad), "caps_nego_failed",
GTK_SIGNAL_FUNC (gst_autoplugger_external_src_caps_nego_failed), autoplugger);
gtk_signal_connect (GTK_OBJECT (autoplugger->cache_sinkpad), "connected",
GTK_SIGNAL_FUNC (gst_autoplugger_external_sink_connected), autoplugger);
gtk_signal_connect (GTK_OBJECT (autoplugger->cache_srcpad), "connected",
@ -186,20 +193,6 @@ gst_autoplugger_init (GstAutoplugger *autoplugger)
}
static void
gst_autoplugger_external_sink_caps_changed(GstPad *pad, GstCaps *caps, GstAutoplugger *autoplugger)
{
GST_INFO(GST_CAT_AUTOPLUG, "have cache:sink caps of %s\n",gst_caps_get_mime(caps));
autoplugger->sinkcaps = caps;
}
static void
gst_autoplugger_external_src_caps_changed(GstPad *pad, GstCaps *caps, GstAutoplugger *autoplugger)
{
GST_INFO(GST_CAT_AUTOPLUG, "have cache:src caps of %s\n",gst_caps_get_mime(caps));
autoplugger->srccaps = caps;
}
static void
gst_autoplugger_external_sink_connected(GstPad *pad, GstPad *peerpad, GstAutoplugger *autoplugger)
{
@ -207,7 +200,7 @@ 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);
@ -234,10 +227,7 @@ gst_autoplugger_external_src_connected(GstPad *pad, GstPad *peerpad, GstAutoplug
GstCaps *peercaps, *peertemplatecaps;
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;
autoplugger->srcpadpeer = peerpad;
if (autoplugger->srcpadpeer) {
peercaps = GST_PAD_CAPS(autoplugger->srcpadpeer);
@ -258,6 +248,71 @@ gst_autoplugger_external_src_connected(GstPad *pad, GstPad *peerpad, GstAutoplug
}
}
static void
gst_autoplugger_external_sink_caps_changed(GstPad *pad, GstCaps *caps, GstAutoplugger *autoplugger)
{
GST_INFO(GST_CAT_AUTOPLUG, "have cache:sink caps of %s\n",gst_caps_get_mime(caps));
autoplugger->sinkcaps = caps;
}
static void
gst_autoplugger_external_src_caps_changed(GstPad *pad, GstCaps *caps, GstAutoplugger *autoplugger)
{
GST_INFO(GST_CAT_AUTOPLUG, "have cache:src caps of %s\n",gst_caps_get_mime(caps));
autoplugger->srccaps = caps;
}
static void
gst_autoplugger_external_sink_caps_nego_failed(GstPad *pad, GstAutoplugger *autoplugger)
{
GstCaps *srcpadcaps, *sinkpadcaps;
GST_INFO(GST_CAT_AUTOPLUG, "have caps nego failure on sink!!!\n");
GST_DEBUG(GST_CAT_AUTOPLUG,"failed pad is %s:%s, its peer is %s:%s\n",
GST_DEBUG_PAD_NAME(pad),GST_DEBUG_PAD_NAME(GST_PAD_PEER(pad)));
srcpadcaps = GST_PAD_CAPS(GST_PAD_PEER(pad));
g_return_if_fail(srcpadcaps != NULL);
GST_DEBUG(GST_CAT_AUTOPLUG,"srcpadcaps are of type %s\n",gst_caps_get_mime(srcpadcaps));
sinkpadcaps = GST_PADTEMPLATE_CAPS(GST_PAD_PADTEMPLATE(autoplugger->srcpadpeer));
g_return_if_fail(sinkpadcaps != NULL);
GST_DEBUG(GST_CAT_AUTOPLUG,"sinkpadcaps are of type %s\n",gst_caps_get_mime(sinkpadcaps));
// try to PAUSE the whole thing
gst_element_set_state(GST_ELEMENT_SCHED(autoplugger)->parent,GST_STATE_PAUSED);
// disconnect the downstream side of the cache
GST_DEBUG(GST_CAT_AUTOPLUG, "disconnecting the pads that failed caps nego\n");
gst_pad_disconnect(autoplugger->cache_srcpad, autoplugger->srcpadpeer);
if (!autoplugger->autoplug) {
autoplugger->autoplug = gst_autoplugfactory_make("static");
}
GST_DEBUG(GST_CAT_AUTOPLUG, "building autoplugged bin between caps\n");
autoplugger->autobin = gst_autoplug_to_caps(autoplugger->autoplug,
srcpadcaps,sinkpadcaps,NULL);
g_return_if_fail(autoplugger->autobin != NULL);
gst_bin_add(GST_BIN(autoplugger),autoplugger->autobin);
// 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);
// try to PLAY the whole thing
gst_element_set_state(GST_ELEMENT_SCHED(autoplugger)->parent,GST_STATE_PLAYING);
}
static void
gst_autoplugger_external_src_caps_nego_failed(GstPad *pad, GstAutoplugger *autoplugger)
{
GST_INFO(GST_CAT_AUTOPLUG, "have caps nego failure on src!!!\n");
}
static void
gst_autoplugger_cache_empty(GstElement *element, GstAutoplugger *autoplugger)
{
@ -303,12 +358,13 @@ gst_element_set_state(GST_ELEMENT_SCHED(autoplugger)->parent,GST_STATE_PAUSED);
// first disconnect the typefind and shut it down
GST_DEBUG(GST_CAT_AUTOPLUG, "disconnecting typefind from the cache\n");
gst_element_disconnect(autoplugger->cache,"src",autoplugger->typefind,"sink");
gst_pad_disconnect(autoplugger->cache_srcpad,autoplugger->typefind_sinkpad);
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
// FIXME FIXME FIXME!!!: this should really be done in the caps failure!!!
/*
if (!autoplugger->autoplug) {
autoplugger->autoplug = gst_autoplugfactory_make("static");
}
@ -325,6 +381,11 @@ gst_element_set_state(GST_ELEMENT_SCHED(autoplugger)->parent,GST_STATE_PAUSED);
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);
*/
// reattach the original outside srcpad
GST_DEBUG(GST_CAT_AUTOPLUG,"re-attaching downstream peer to autoplugcache\n");
gst_pad_connect(autoplugger->cache_srcpad,autoplugger->srcpadpeer);
// now reset the autoplugcache
GST_DEBUG(GST_CAT_AUTOPLUG, "resetting the cache to send first buffer(s) again\n");
@ -346,9 +407,10 @@ static void
gst_autoplugger_cache_first_buffer(GstElement *element,GstBuffer *buf,GstAutoplugger *autoplugger)
{
GST_INFO(GST_CAT_AUTOPLUG, "have first buffer through cache");
autoplugger->cache_first_buffer = TRUE;
// if there are no established caps, worry
if (!autoplugger->sinkcaps && !autoplugger->srccaps) {
if (!autoplugger->sinkcaps) {
GST_INFO(GST_CAT_AUTOPLUG, "have no caps for the buffer, Danger Will Robinson!");
gst_schedule_show(GST_ELEMENT_SCHED(autoplugger));
@ -384,7 +446,9 @@ gst_element_set_state(GST_ELEMENT_SCHED(autoplugger)->parent,GST_STATE_PLAYING);
GST_INFO(GST_CAT_AUTOPLUG,"here we go into nothingness, hoping the typefind will return us to safety");
gst_schedule_show(GST_ELEMENT_SCHED(autoplugger));
} else {
GST_INFO(GST_CAT_AUTOPLUG, "caps are set, nothing happening here, move along");
// // attach the cache_empty handler, since the cache simply isn't needed
// gtk_signal_connect(GTK_OBJECT(autoplugger->cache),"cache_empty",
// GTK_SIGNAL_FUNC(gst_autoplugger_cache_empty),autoplugger);
}
}