--- /dev/null
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+#include <stdlib.h>
+#include <gst/gst.h>
+#include <string.h>
+
+static void
+get_position_info (GstElement * cdparanoia)
+{
+ GstFormat track_format;
+ const GstFormat *formats;
+ GstPad *pad;
+
+ track_format = gst_format_get_by_nick ("track");
+ g_assert (track_format != 0);
+
+ pad = gst_element_get_pad (cdparanoia, "src");
+ formats = gst_pad_get_formats (pad);
+
+ while (*formats) {
+ const GstFormatDefinition *definition;
+ GstFormat format;
+ gint64 position;
+ gboolean res;
+
+ definition = gst_format_get_details (*formats);
+
+ format = *formats;
+ res = gst_pad_query (pad, GST_QUERY_POSITION, &format, &position);
+
+ if (format == GST_FORMAT_TIME) {
+ position /= GST_SECOND;
+ g_print ("%s: %" G_GINT64_FORMAT ":%02" G_GINT64_FORMAT,
+ definition->nick, position / 60, position % 60);
+ } else {
+ g_print ("%s: %" G_GINT64_FORMAT, definition->nick, position);
+ }
+
+ formats++;
+ if (*formats) {
+ g_print (", ");
+ }
+ }
+ g_print ("\r");
+}
+
+static void
+get_track_info (GstElement * cdparanoia)
+{
+ GstFormat track_format;
+ gint64 total_tracks = 0, total_time = 0;
+ GstPad *pad;
+ const GstFormat *formats;
+ gint i;
+ gint64 time_count = 0;
+
+ track_format = gst_format_get_by_nick ("track");
+ g_assert (track_format != 0);
+
+ pad = gst_element_get_pad (cdparanoia, "src");
+ formats = gst_pad_get_formats (pad);
+
+ /* we loop over all supported formats and report the total
+ * number of them */
+ while (*formats) {
+ const GstFormatDefinition *definition;
+ gint64 total;
+ GstFormat format;
+ gboolean res;
+
+ definition = gst_format_get_details (*formats);
+
+ format = *formats;
+ res = gst_pad_query (pad, GST_QUERY_TOTAL, &format, &total);
+ if (res) {
+ if (format == GST_FORMAT_TIME) {
+ total /= GST_SECOND;
+ g_print ("%s total: %" G_GINT64_FORMAT ":%02" G_GINT64_FORMAT "\n",
+ definition->nick, total / 60, total % 60);
+ } else
+ g_print ("%s total: %" G_GINT64_FORMAT "\n", definition->nick, total);
+
+ if (format == track_format)
+ total_tracks = total;
+ else if (format == GST_FORMAT_TIME)
+ total_time = total;
+ } else
+ g_print ("failed to get %s total\n", definition->nick);
+
+ formats++;
+ }
+
+ /* then we loop over all the tracks to get more info.
+ * since pad_convert always works from 0, the time from track 1 needs
+ * to be substracted from track 2 */
+ for (i = 0; i <= total_tracks; i++) {
+ gint64 time;
+ gboolean res;
+
+ if (i < total_tracks) {
+ GstFormat format;
+
+ format = GST_FORMAT_TIME;
+ res = gst_pad_convert (pad, track_format, i, &format, &time);
+ time /= GST_SECOND;
+ } else {
+ time = total_time;
+ res = TRUE;
+ }
+
+ if (res) {
+ /* for the first track (i==0) we wait until we have the
+ * time of the next track */
+ if (i > 0) {
+ gint64 length = time - time_count;
+
+ g_print ("track %d: %" G_GINT64_FORMAT ":%02" G_GINT64_FORMAT
+ " -> %" G_GINT64_FORMAT ":%02" G_GINT64_FORMAT ", length: %"
+ G_GINT64_FORMAT ":%02" G_GINT64_FORMAT "\n",
+ i - 1,
+ time_count / 60, time_count % 60,
+ time / 60, time % 60, length / 60, length % 60);
+ }
+ } else {
+ g_print ("could not get time for track %d\n", i);
+ }
+
+ time_count = time;
+ }
+}
+
+int
+main (int argc, char **argv)
+{
+ GstElement *pipeline;
+ GstElement *cdparanoia;
+ GstElement *audiosink;
+ GstPad *pad;
+ GstFormat track_format;
+ GstEvent *event;
+ gint count;
+ gboolean res;
+
+ gst_init (&argc, &argv);
+
+ pipeline = gst_pipeline_new ("pipeline");
+
+ cdparanoia = gst_element_factory_make ("cdparanoia", "cdparanoia");
+ g_assert (cdparanoia);
+ g_object_set (G_OBJECT (cdparanoia), "paranoia_mode", 0, NULL);
+
+ audiosink = gst_element_factory_make (DEFAULT_AUDIOSINK, DEFAULT_AUDIOSINK);
+ g_assert (audiosink);
+
+ gst_bin_add (GST_BIN (pipeline), cdparanoia);
+ gst_bin_add (GST_BIN (pipeline), audiosink);
+
+ gst_element_link_pads (cdparanoia, "src", audiosink, "sink");
+
+ g_signal_connect (G_OBJECT (pipeline), "deep_notify",
+ G_CALLBACK (gst_object_default_deep_notify), NULL);
+
+ gst_element_set_state (pipeline, GST_STATE_PAUSED);
+
+ /* now we go into probe mode */
+ get_track_info (cdparanoia);
+
+ track_format = gst_format_get_by_nick ("track");
+ g_assert (track_format != 0);
+
+ pad = gst_element_get_pad (cdparanoia, "src");
+ g_assert (pad);
+
+ g_print ("playing from track 3\n");
+ /* seek to track3 */
+ event = gst_event_new_seek (track_format |
+ GST_SEEK_METHOD_SET | GST_SEEK_FLAG_FLUSH, 3);
+
+ res = gst_pad_send_event (pad, event);
+ if (!res)
+ g_warning ("seek failed");
+
+ gst_element_set_state (pipeline, GST_STATE_PLAYING);
+
+ count = 0;
+ while (count++ < 500) {
+ get_position_info (cdparanoia);
+ g_usleep (G_USEC_PER_SEC / 2);
+ }
+ gst_element_set_state (pipeline, GST_STATE_PAUSED);
+
+ g_print ("\nplaying from second 25 to second 29\n");
+ /* seek to some seconds */
+ event = gst_event_new_segment_seek (GST_FORMAT_TIME |
+ GST_SEEK_METHOD_SET |
+ GST_SEEK_FLAG_FLUSH, 25 * GST_SECOND, 29 * GST_SECOND);
+ res = gst_pad_send_event (pad, event);
+ if (!res)
+ g_warning ("seek failed");
+
+ gst_element_set_state (pipeline, GST_STATE_PLAYING);
+
+ count = 0;
+ while (count++ < 500) {
+ get_position_info (cdparanoia);
+ g_usleep (G_USEC_PER_SEC / 2);
+ }
+ g_print ("\n");
+
+ /* shutdown everything again */
+ gst_element_set_state (pipeline, GST_STATE_NULL);
+
+ return 0;
+}
projects / mafwsubrenderer / blobdiff