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55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
#include <gst/gst.h>
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int main (int argc, char *argv[])
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{
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GstElement *fakesrc, *fakesink1, *fakesink2, *pipe1, *pipe2;
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gst_init(&argc, &argv);
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if (argc!=1) {
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g_print("usage: %s\n", argv[0]);
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exit(-1);
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}
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fakesrc = gst_elementfactory_make("fakesrc", "fakesrc");
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fakesink1 = gst_elementfactory_make("fakesink", "fakesink1");
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fakesink2 = gst_elementfactory_make("fakesink", "fakesink2");
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pipe1 = gst_pipeline_new("pipe1");
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pipe2 = gst_pipeline_new("pipe2");
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// make the first pipeline
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gst_bin_add (GST_BIN(pipe1), fakesrc);
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gst_bin_add (GST_BIN(pipe1), fakesink1);
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gst_element_connect(fakesrc, "src", fakesink1, "sink");
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// initialize cothreads
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gst_element_set_state(pipe1, GST_STATE_PLAYING);
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gst_element_set_state(pipe1, GST_STATE_READY);
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// destroy the fakesink, but keep fakesrc (its state is GST_STATE_READY)
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gst_element_disconnect(fakesrc, "src", fakesink1, "sink");
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gst_object_ref(GST_OBJECT(fakesrc));
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gst_bin_remove(GST_BIN(pipe1), fakesrc);
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gst_bin_remove(GST_BIN(pipe1), fakesink1);
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// make a new pipeline
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gst_bin_add (GST_BIN(pipe2), fakesink2);
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// change the new pipeline's state to READY (is this necessary?)
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gst_element_set_state(pipe2, GST_STATE_READY);
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gst_bin_add (GST_BIN(pipe2), fakesrc);
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gst_element_connect(fakesrc, "src", fakesink2, "sink");
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// show the pipeline state
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xmlDocDump(stdout, gst_xml_write(pipe2));
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// try to iterate the pipeline
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gst_element_set_state(pipe2, GST_STATE_PLAYING);
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gst_bin_iterate(GST_BIN(pipe2));
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gst_element_set_state(pipe2, GST_STATE_NULL);
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return 0;
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}
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