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28c4ae43b2
Original commit message from CVS: * examples/seeking/Makefile.am: * examples/seeking/cdplayer.c: (update_scale): * examples/seeking/chained.c: (unlinked), (new_pad), (main): * examples/seeking/playbin.c: (make_playerbin_pipeline), (format_value), (update_scale), (iterate), (start_seek), (stop_seek), (print_media_info), (play_cb), (pause_cb), (stop_cb), (print_usage), (main): Added some more examples, update others.
104 lines
2.8 KiB
C
104 lines
2.8 KiB
C
#include <stdlib.h>
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#include <gst/gst.h>
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#include <string.h>
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static GstElement *bin;
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static void
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unlinked (GstPad * pad, GstPad * peerpad, GstElement * pipeline)
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{
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gst_element_set_state (pipeline, GST_STATE_PAUSED);
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gst_bin_remove (GST_BIN (pipeline), bin);
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gst_element_set_state (bin, GST_STATE_READY);
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gst_element_set_state (pipeline, GST_STATE_PLAYING);
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}
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static void
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new_pad (GstElement * elem, GstPad * newpad, GstElement * pipeline)
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{
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GstScheduler *sched;
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GstClock *clock;
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g_print ("new pad %s\n", gst_pad_get_name (newpad));
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gst_element_set_state (pipeline, GST_STATE_PAUSED);
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gst_bin_add (GST_BIN (pipeline), bin);
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sched = gst_element_get_scheduler (GST_ELEMENT (pipeline));
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clock = gst_scheduler_get_clock (sched);
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gst_scheduler_set_clock (sched, clock);
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gst_pad_link (newpad, gst_element_get_pad (bin, "sink"));
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g_signal_connect (G_OBJECT (newpad), "unlinked", G_CALLBACK (unlinked),
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pipeline);
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gst_element_set_state (pipeline, GST_STATE_PLAYING);
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}
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int
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main (int argc, char **argv)
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{
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GstElement *pipeline;
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GstElement *filesrc;
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GstElement *oggdemux;
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GstElement *vorbisdec;
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GstElement *audioconvert;
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GstElement *osssink;
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gst_init (&argc, &argv);
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if (argc < 2) {
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g_print ("usage: %s <oggfile>\n", argv[0]);
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return (-1);
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}
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pipeline = gst_pipeline_new ("pipeline");
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filesrc = gst_element_factory_make ("filesrc", "filesrc");
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g_assert (filesrc);
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g_object_set (G_OBJECT (filesrc), "location", argv[1], NULL);
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oggdemux = gst_element_factory_make ("oggdemux", "oggdemux");
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g_assert (oggdemux);
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gst_bin_add (GST_BIN (pipeline), filesrc);
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gst_bin_add (GST_BIN (pipeline), oggdemux);
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gst_element_link_pads (filesrc, "src", oggdemux, "sink");
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g_signal_connect (G_OBJECT (oggdemux), "new_pad", G_CALLBACK (new_pad),
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pipeline);
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bin = gst_bin_new ("bin");
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vorbisdec = gst_element_factory_make ("vorbisdec", "vorbisdec");
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g_assert (vorbisdec);
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audioconvert = gst_element_factory_make ("audioconvert", "audioconvert");
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g_assert (audioconvert);
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osssink = gst_element_factory_make ("osssink", "osssink");
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g_assert (osssink);
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gst_bin_add (GST_BIN (bin), vorbisdec);
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gst_bin_add (GST_BIN (bin), audioconvert);
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gst_bin_add (GST_BIN (bin), osssink);
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gst_element_link_pads (vorbisdec, "src", audioconvert, "sink");
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gst_element_link_pads (audioconvert, "src", osssink, "sink");
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gst_element_add_ghost_pad (bin, gst_element_get_pad (vorbisdec, "sink"),
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"sink");
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g_object_ref (G_OBJECT (bin));
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g_signal_connect (pipeline, "deep_notify",
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G_CALLBACK (gst_element_default_deep_notify), NULL);
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gst_element_set_state (pipeline, GST_STATE_PLAYING);
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while (gst_bin_iterate (GST_BIN (pipeline)))
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/* nop */ ;
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/* stop probe */
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gst_element_set_state (pipeline, GST_STATE_NULL);
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return 0;
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}
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