Added gst-plugins-base-subtitles0.10-0.10.34 for Meego Harmattan 1.2

[mafwsubrenderer] / gst-plugins-base-subtitles0.10 / tests / old / examples / capsfilter / capsfilter1.c

diff --git a/gst-plugins-base-subtitles0.10/tests/old/examples/capsfilter/capsfilter1.c b/gst-plugins-base-subtitles0.10/tests/old/examples/capsfilter/capsfilter1.c
new file mode 100644 (file)
index 0000000..a59f728
--- /dev/null
+++ b/gst-plugins-base-subtitles0.10/tests/old/examples/capsfilter/capsfilter1.c
@@ -0,0 +1,87 @@
+#include <string.h>
+#include <gst/gst.h>
+
+/* This app uses a filter to connect colorspace and videosink
+ * so that only RGB data can pass the connection, colorspace will use
+ * a converter to convert the I420 data to RGB. Without a filter, this
+ * connection would use the I420 format (assuming Xv is enabled) */
+
+static void
+new_pad_func (GstElement * element, GstPad * newpad, gpointer data)
+{
+  GstElement *pipeline = (GstElement *) data;
+  GstElement *queue = gst_bin_get_by_name (GST_BIN (pipeline), "queue");
+
+  if (!strcmp (gst_pad_get_name (newpad), "video_00")) {
+    gst_element_set_state (pipeline, GST_STATE_PAUSED);
+    gst_pad_link (newpad, gst_element_get_pad (queue, "sink"));
+    gst_element_set_state (pipeline, GST_STATE_PLAYING);
+  }
+}
+
+gint
+main (gint argc, gchar * argv[])
+{
+  GstElement *pipeline;
+  GstElement *filesrc;
+  GstElement *demux;
+  GstElement *thread;
+  GstElement *queue;
+  GstElement *mpeg2dec;
+  GstElement *colorspace;
+  GstElement *videosink;
+  gboolean res;
+
+  gst_init (&argc, &argv);
+
+  if (argc < 2) {
+    g_print ("usage: %s <mpeg1 system stream>\n", argv[0]);
+    return (-1);
+  }
+
+  pipeline = gst_pipeline_new ("main_pipeline");
+  filesrc = gst_element_factory_make ("filesrc", "filesrc");
+  g_return_val_if_fail (filesrc, -1);
+  g_object_set (G_OBJECT (filesrc), "location", argv[1], NULL);
+  demux = gst_element_factory_make ("mpegdemux", "demux");
+  g_return_val_if_fail (demux, -1);
+  g_signal_connect (G_OBJECT (demux), "new_pad", G_CALLBACK (new_pad_func),
+      pipeline);
+
+  thread = gst_thread_new ("thread");
+  queue = gst_element_factory_make ("queue", "queue");
+  mpeg2dec = gst_element_factory_make ("mpeg2dec", "mpeg2dec");
+  g_return_val_if_fail (mpeg2dec, -1);
+  colorspace = gst_element_factory_make ("ffmpegcolorspace", "colorspace");
+  g_return_val_if_fail (colorspace, -1);
+  videosink = gst_element_factory_make (DEFAULT_VIDEOSINK, "videosink");
+  g_return_val_if_fail (videosink, -1);
+
+  gst_bin_add (GST_BIN (pipeline), filesrc);
+  gst_bin_add (GST_BIN (pipeline), demux);
+
+  gst_bin_add (GST_BIN (thread), queue);
+  gst_bin_add (GST_BIN (thread), mpeg2dec);
+  gst_bin_add (GST_BIN (thread), colorspace);
+  gst_bin_add (GST_BIN (thread), videosink);
+  gst_bin_add (GST_BIN (pipeline), thread);
+
+  gst_element_link_pads (filesrc, "src", demux, "sink");
+  gst_element_link_pads (queue, "src", mpeg2dec, "sink");
+  gst_element_link_pads (mpeg2dec, "src", colorspace, "sink");
+  /* force RGB data passing between colorspace and videosink */
+  res = gst_element_link_pads_filtered (colorspace, "src", videosink, "sink",
+      gst_caps_new_simple ("video/x-raw-rgb", NULL));
+  if (!res) {
+    g_print ("could not connect colorspace and videosink\n");
+    return -1;
+  }
+
+  gst_element_set_state (pipeline, GST_STATE_PLAYING);
+
+  while (gst_bin_iterate (GST_BIN (pipeline)));
+
+  gst_element_set_state (pipeline, GST_STATE_NULL);
+
+  return 0;
+}