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Changed the way the typefind function works by creating a little pipeline as the toplevel bin..

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Original commit message from CVS:
Changed the way the typefind function works by creating a little
pipeline as the toplevel bin..
This commit is contained in:
Wim Taymans 2001-04-29 22:27:07 +00:00
parent 9ae4474e81
commit bbb64b5412
2 changed files with 20 additions and 8 deletions
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14
examples/mixer/mixer.c
View file

@ -48,10 +48,13 @@ gst_play_typefind (GstBin *bin, GstElement *element)
{ {
gboolean found = FALSE; gboolean found = FALSE;
GstElement *typefind; GstElement *typefind;
GstElement *pipeline;
GstCaps *caps = NULL; GstCaps *caps = NULL;
GST_DEBUG (0,"GstPipeline: typefind for element \"%s\" %p\n", GST_DEBUG (0,"GstPipeline: typefind for element \"%s\" %p\n",
GST_ELEMENT_NAME(element), &found); GST_ELEMENT_NAME(element), &found);
pipeline = gst_pipeline_new ("autoplug_pipeline");
typefind = gst_elementfactory_make ("typefind", "typefind"); typefind = gst_elementfactory_make ("typefind", "typefind");
g_return_val_if_fail (typefind != NULL, FALSE); g_return_val_if_fail (typefind != NULL, FALSE);
@ -62,20 +65,23 @@ gst_play_typefind (GstBin *bin, GstElement *element)
gst_pad_connect (gst_element_get_pad (element, "src"), gst_pad_connect (gst_element_get_pad (element, "src"),
gst_element_get_pad (typefind, "sink")); gst_element_get_pad (typefind, "sink"));
gst_bin_add (bin, typefind); gst_bin_add (bin, typefind);
gst_bin_add (GST_BIN (pipeline), GST_ELEMENT (bin));
gst_element_set_state (GST_ELEMENT (bin), GST_STATE_PLAYING); gst_element_set_state (pipeline, GST_STATE_PLAYING);
// push a buffer... the have_type signal handler will set the found flag // push a buffer... the have_type signal handler will set the found flag
gst_bin_iterate (bin); gst_bin_iterate (GST_BIN (pipeline));
gst_element_set_state (GST_ELEMENT (bin), GST_STATE_NULL); gst_element_set_state (pipeline, GST_STATE_NULL);
caps = gst_pad_get_caps (gst_element_get_pad (element, "src")); caps = gst_pad_get_caps (gst_element_get_pad (element, "src"));
gst_pad_disconnect (gst_element_get_pad (element, "src"), gst_pad_disconnect (gst_element_get_pad (element, "src"),
gst_element_get_pad (typefind, "sink")); gst_element_get_pad (typefind, "sink"));
gst_bin_remove (bin, typefind); gst_bin_remove (bin, typefind);
gst_bin_remove (GST_BIN (pipeline), GST_ELEMENT (bin));
gst_object_unref (GST_OBJECT (typefind)); gst_object_unref (GST_OBJECT (typefind));
gst_object_unref (GST_OBJECT (pipeline));
return caps; return caps;
} }
@ -137,7 +143,7 @@ int main(int argc,char *argv[])
channel_in = create_input_channel (i, argv[i]); channel_in = create_input_channel (i, argv[i]);
input_channels = g_list_append (input_channels, channel_in); input_channels = g_list_append (input_channels, channel_in);
gst_element_set_state (main_bin, GST_STATE_PAUSED); //gst_element_set_state (main_bin, GST_STATE_PAUSED);
gst_bin_add (GST_BIN(main_bin), channel_in->pipe); gst_bin_add (GST_BIN(main_bin), channel_in->pipe);
/* request pads and connect to adder */ /* request pads and connect to adder */

14
tests/old/examples/mixer/mixer.c
View file

@ -48,10 +48,13 @@ gst_play_typefind (GstBin *bin, GstElement *element)
{ {
gboolean found = FALSE; gboolean found = FALSE;
GstElement *typefind; GstElement *typefind;
GstElement *pipeline;
GstCaps *caps = NULL; GstCaps *caps = NULL;
GST_DEBUG (0,"GstPipeline: typefind for element \"%s\" %p\n", GST_DEBUG (0,"GstPipeline: typefind for element \"%s\" %p\n",
GST_ELEMENT_NAME(element), &found); GST_ELEMENT_NAME(element), &found);
pipeline = gst_pipeline_new ("autoplug_pipeline");
typefind = gst_elementfactory_make ("typefind", "typefind"); typefind = gst_elementfactory_make ("typefind", "typefind");
g_return_val_if_fail (typefind != NULL, FALSE); g_return_val_if_fail (typefind != NULL, FALSE);
@ -62,20 +65,23 @@ gst_play_typefind (GstBin *bin, GstElement *element)
gst_pad_connect (gst_element_get_pad (element, "src"), gst_pad_connect (gst_element_get_pad (element, "src"),
gst_element_get_pad (typefind, "sink")); gst_element_get_pad (typefind, "sink"));
gst_bin_add (bin, typefind); gst_bin_add (bin, typefind);
gst_bin_add (GST_BIN (pipeline), GST_ELEMENT (bin));
gst_element_set_state (GST_ELEMENT (bin), GST_STATE_PLAYING); gst_element_set_state (pipeline, GST_STATE_PLAYING);
// push a buffer... the have_type signal handler will set the found flag // push a buffer... the have_type signal handler will set the found flag
gst_bin_iterate (bin); gst_bin_iterate (GST_BIN (pipeline));
gst_element_set_state (GST_ELEMENT (bin), GST_STATE_NULL); gst_element_set_state (pipeline, GST_STATE_NULL);
caps = gst_pad_get_caps (gst_element_get_pad (element, "src")); caps = gst_pad_get_caps (gst_element_get_pad (element, "src"));
gst_pad_disconnect (gst_element_get_pad (element, "src"), gst_pad_disconnect (gst_element_get_pad (element, "src"),
gst_element_get_pad (typefind, "sink")); gst_element_get_pad (typefind, "sink"));
gst_bin_remove (bin, typefind); gst_bin_remove (bin, typefind);
gst_bin_remove (GST_BIN (pipeline), GST_ELEMENT (bin));
gst_object_unref (GST_OBJECT (typefind)); gst_object_unref (GST_OBJECT (typefind));
gst_object_unref (GST_OBJECT (pipeline));
return caps; return caps;
} }
@ -137,7 +143,7 @@ int main(int argc,char *argv[])
channel_in = create_input_channel (i, argv[i]); channel_in = create_input_channel (i, argv[i]);
input_channels = g_list_append (input_channels, channel_in); input_channels = g_list_append (input_channels, channel_in);
gst_element_set_state (main_bin, GST_STATE_PAUSED); //gst_element_set_state (main_bin, GST_STATE_PAUSED);
gst_bin_add (GST_BIN(main_bin), channel_in->pipe); gst_bin_add (GST_BIN(main_bin), channel_in->pipe);
/* request pads and connect to adder */ /* request pads and connect to adder */