mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-24 01:00:37 +00:00
remove seeking example, they're in gst-plugins-base
Original commit message from CVS: remove seeking example, they're in gst-plugins-base
This commit is contained in:
Thomas Vander Stichele
parent
ea28d448c6
commit
b01792e15e
9 changed files with 1 additions and 2262 deletions
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@ -1,9 +1,3 @@
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if HAVE_FT2
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FT2_SUBDIRS=seeking
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else
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FT2_SUBDIRS=
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endif
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if HAVE_GTK
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GTK_SUBDIRS=dynparams level $(FT2_SUBDIRS)
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else
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@ -17,4 +11,4 @@ GCONF_SUBDIRS=
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endif
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SUBDIRS=$(GTK_SUBDIRS) $(GCONF_SUBDIRS) switch
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DIST_SUBDIRS=capsfilter dynparams seeking indexing gstplay switch level
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DIST_SUBDIRS=capsfilter dynparams indexing gstplay switch level
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6
examples/seeking/.gitignore
vendored
6
examples/seeking/.gitignore
vendored
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@ -1,6 +0,0 @@
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cdparanoia
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cdplayer
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seek
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spider_seek
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vorbisfile
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@ -1,7 +0,0 @@
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examples = seek spider_seek cdplayer cdparanoia vorbisfile playbin chained
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noinst_PROGRAMS = $(examples)
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# we have nothing but apps here, we can do this safely
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LIBS = $(GST_LIBS) $(GTK_LIBS)
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AM_CFLAGS = $(GST_CFLAGS) $(GTK_CFLAGS)
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@ -1,214 +0,0 @@
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdlib.h>
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#include <gst/gst.h>
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#include <string.h>
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static void
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get_position_info (GstElement * cdparanoia)
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{
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GstFormat track_format;
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const GstFormat *formats;
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GstPad *pad;
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track_format = gst_format_get_by_nick ("track");
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g_assert (track_format != 0);
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pad = gst_element_get_pad (cdparanoia, "src");
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formats = gst_pad_get_formats (pad);
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while (*formats) {
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const GstFormatDefinition *definition;
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GstFormat format;
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gint64 position;
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gboolean res;
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definition = gst_format_get_details (*formats);
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format = *formats;
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res = gst_pad_query (pad, GST_QUERY_POSITION, &format, &position);
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if (format == GST_FORMAT_TIME) {
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position /= GST_SECOND;
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g_print ("%s: %" G_GINT64_FORMAT ":%02" G_GINT64_FORMAT,
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definition->nick, position / 60, position % 60);
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} else {
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g_print ("%s: %" G_GINT64_FORMAT, definition->nick, position);
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}
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formats++;
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if (*formats) {
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g_print (", ");
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}
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}
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g_print ("\r");
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}
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static void
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get_track_info (GstElement * cdparanoia)
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{
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GstFormat track_format;
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gint64 total_tracks = 0, total_time = 0;
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GstPad *pad;
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const GstFormat *formats;
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gint i;
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gint64 time_count = 0;
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track_format = gst_format_get_by_nick ("track");
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g_assert (track_format != 0);
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pad = gst_element_get_pad (cdparanoia, "src");
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formats = gst_pad_get_formats (pad);
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/* we loop over all supported formats and report the total
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* number of them */
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while (*formats) {
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const GstFormatDefinition *definition;
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gint64 total;
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GstFormat format;
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gboolean res;
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definition = gst_format_get_details (*formats);
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format = *formats;
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res = gst_pad_query (pad, GST_QUERY_TOTAL, &format, &total);
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if (res) {
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if (format == GST_FORMAT_TIME) {
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total /= GST_SECOND;
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g_print ("%s total: %" G_GINT64_FORMAT ":%02" G_GINT64_FORMAT "\n",
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definition->nick, total / 60, total % 60);
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} else
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g_print ("%s total: %" G_GINT64_FORMAT "\n", definition->nick, total);
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if (format == track_format)
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total_tracks = total;
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else if (format == GST_FORMAT_TIME)
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total_time = total;
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} else
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g_print ("failed to get %s total\n", definition->nick);
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formats++;
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}
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/* then we loop over all the tracks to get more info.
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* since pad_convert always works from 0, the time from track 1 needs
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* to be substracted from track 2 */
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for (i = 0; i <= total_tracks; i++) {
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gint64 time;
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gboolean res;
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if (i < total_tracks) {
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GstFormat format;
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format = GST_FORMAT_TIME;
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res = gst_pad_convert (pad, track_format, i, &format, &time);
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time /= GST_SECOND;
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} else {
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time = total_time;
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res = TRUE;
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}
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if (res) {
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/* for the first track (i==0) we wait until we have the
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* time of the next track */
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if (i > 0) {
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gint64 length = time - time_count;
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g_print ("track %d: %" G_GINT64_FORMAT ":%02" G_GINT64_FORMAT
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" -> %" G_GINT64_FORMAT ":%02" G_GINT64_FORMAT ", length: %"
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G_GINT64_FORMAT ":%02" G_GINT64_FORMAT "\n",
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i - 1,
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time_count / 60, time_count % 60,
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time / 60, time % 60, length / 60, length % 60);
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}
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} else {
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g_print ("could not get time for track %d\n", i);
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}
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time_count = time;
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}
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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 *cdparanoia;
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GstElement *audiosink;
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GstPad *pad;
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GstFormat track_format;
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GstEvent *event;
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gint count;
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gboolean res;
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gst_init (&argc, &argv);
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pipeline = gst_pipeline_new ("pipeline");
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cdparanoia = gst_element_factory_make ("cdparanoia", "cdparanoia");
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g_assert (cdparanoia);
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g_object_set (G_OBJECT (cdparanoia), "paranoia_mode", 0, NULL);
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audiosink = gst_element_factory_make (DEFAULT_AUDIOSINK, DEFAULT_AUDIOSINK);
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g_assert (audiosink);
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gst_bin_add (GST_BIN (pipeline), cdparanoia);
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gst_bin_add (GST_BIN (pipeline), audiosink);
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gst_element_link_pads (cdparanoia, "src", audiosink, "sink");
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g_signal_connect (G_OBJECT (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_PAUSED);
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/* now we go into probe mode */
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get_track_info (cdparanoia);
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track_format = gst_format_get_by_nick ("track");
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g_assert (track_format != 0);
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pad = gst_element_get_pad (cdparanoia, "src");
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g_assert (pad);
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g_print ("playing from track 3\n");
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/* seek to track3 */
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event = gst_event_new_seek (track_format |
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GST_SEEK_METHOD_SET | GST_SEEK_FLAG_FLUSH, 3);
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res = gst_pad_send_event (pad, event);
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if (!res)
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g_warning ("seek failed");
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gst_element_set_state (pipeline, GST_STATE_PLAYING);
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count = 0;
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while (gst_bin_iterate (GST_BIN (pipeline))) {
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get_position_info (cdparanoia);
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if (count++ > 500)
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break;
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}
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gst_element_set_state (pipeline, GST_STATE_PAUSED);
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g_print ("\nplaying from second 25 to second 29\n");
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/* seek to some seconds */
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event = gst_event_new_segment_seek (GST_FORMAT_TIME |
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GST_SEEK_METHOD_SET |
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GST_SEEK_FLAG_FLUSH, 25 * GST_SECOND, 29 * GST_SECOND);
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res = gst_pad_send_event (pad, event);
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if (!res)
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g_warning ("seek failed");
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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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get_position_info (cdparanoia);
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}
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g_print ("\n");
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/* shutdown everything again */
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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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@ -1,303 +0,0 @@
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#include <stdlib.h>
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#include <glib.h>
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#include <gtk/gtk.h>
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#include <gst/gst.h>
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#include <string.h>
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static GList *seekable_elements = NULL;
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static GstElement *pipeline;
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static GtkAdjustment *adjustment;
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static gboolean stats = FALSE;
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static guint64 duration;
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static guint update_id;
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#define UPDATE_INTERVAL 500
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static GstElement *
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make_cdaudio_pipeline (void)
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{
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GstElement *cdaudio;
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cdaudio = gst_element_factory_make ("cdaudio", "cdaudio");
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g_assert (cdaudio != NULL);
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seekable_elements = g_list_prepend (seekable_elements, cdaudio);
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return cdaudio;
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}
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static gchar *
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format_value (GtkScale * scale, gdouble value)
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{
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gint64 real;
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gint64 seconds;
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gint64 subseconds;
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real = value * duration / 100;
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seconds = (gint64) real / GST_SECOND;
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subseconds = (gint64) real / (GST_SECOND / 100);
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return g_strdup_printf ("%02" G_GINT64_FORMAT ":%02" G_GINT64_FORMAT ":%02"
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G_GINT64_FORMAT, seconds / 60, seconds % 60, subseconds % 100);
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}
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typedef struct
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{
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const gchar *name;
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const GstFormat format;
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}
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seek_format;
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static seek_format seek_formats[] = {
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{"tim", GST_FORMAT_TIME},
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{"byt", GST_FORMAT_BYTES},
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{"buf", GST_FORMAT_BUFFERS},
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{"def", GST_FORMAT_DEFAULT},
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{NULL, 0},
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};
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G_GNUC_UNUSED static void
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query_durations ()
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{
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GList *walk = seekable_elements;
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while (walk) {
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GstElement *element = GST_ELEMENT (walk->data);
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gint i = 0;
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g_print ("durations %8.8s: ", GST_ELEMENT_NAME (element));
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while (seek_formats[i].name) {
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gboolean res;
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gint64 value;
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GstFormat format;
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format = seek_formats[i].format;
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res = gst_element_query (element, GST_QUERY_TOTAL, &format, &value);
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if (res) {
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g_print ("%s %13" G_GINT64_FORMAT " | ", seek_formats[i].name, value);
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} else {
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g_print ("%s %13.13s | ", seek_formats[i].name, "*NA*");
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}
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i++;
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}
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g_print (" %s\n", GST_ELEMENT_NAME (element));
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walk = g_list_next (walk);
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}
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}
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G_GNUC_UNUSED static void
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query_positions ()
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{
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GList *walk = seekable_elements;
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while (walk) {
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GstElement *element = GST_ELEMENT (walk->data);
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gint i = 0;
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g_print ("positions %8.8s: ", GST_ELEMENT_NAME (element));
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while (seek_formats[i].name) {
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gboolean res;
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gint64 value;
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GstFormat format;
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format = seek_formats[i].format;
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res = gst_element_query (element, GST_QUERY_POSITION, &format, &value);
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if (res) {
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g_print ("%s %13" G_GINT64_FORMAT " | ", seek_formats[i].name, value);
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} else {
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g_print ("%s %13.13s | ", seek_formats[i].name, "*NA*");
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}
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i++;
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}
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g_print (" %s\n", GST_ELEMENT_NAME (element));
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walk = g_list_next (walk);
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}
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}
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static gboolean
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update_scale (gpointer data)
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{
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GstClock *clock;
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guint64 position = 0;
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GstFormat format = GST_FORMAT_TIME;
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duration = 0;
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clock = gst_bin_get_clock (GST_BIN (pipeline));
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if (seekable_elements) {
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GstElement *element = GST_ELEMENT (seekable_elements->data);
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gst_element_query (element, GST_QUERY_TOTAL, &format, &duration);
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gst_element_query (element, GST_QUERY_POSITION, &format, &position);
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}
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if (stats) {
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if (clock)
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g_print ("clock: %13" G_GUINT64_FORMAT " (%s)\n",
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position, gst_object_get_name (GST_OBJECT (clock)));
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query_durations ();
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query_positions ();
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}
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if (duration > 0) {
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gtk_adjustment_set_value (adjustment, position * 100.0 / duration);
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}
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return TRUE;
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}
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static gboolean
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iterate (gpointer data)
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{
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gboolean res = TRUE;
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g_print ("iterate\n");
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res = gst_bin_iterate (GST_BIN (data));
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if (!res) {
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gtk_timeout_remove (update_id);
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g_print ("stopping iterations\n");
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}
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return res;
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}
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static gboolean
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start_seek (GtkWidget * widget, GdkEventButton * event, gpointer user_data)
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{
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gst_element_set_state (pipeline, GST_STATE_PAUSED);
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gtk_timeout_remove (update_id);
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return FALSE;
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}
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static gboolean
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stop_seek (GtkWidget * widget, GdkEventButton * event, gpointer user_data)
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{
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gint64 real = gtk_range_get_value (GTK_RANGE (widget)) * duration / 100;
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gboolean res;
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GstEvent *s_event;
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GList *walk = seekable_elements;
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while (walk) {
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GstElement *seekable = GST_ELEMENT (walk->data);
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g_print ("seek to %" G_GINT64_FORMAT " on element %s\n", real,
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GST_ELEMENT_NAME (seekable));
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s_event =
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gst_event_new_seek (GST_FORMAT_TIME | GST_SEEK_METHOD_SET |
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GST_SEEK_FLAG_FLUSH, real);
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res = gst_element_send_event (seekable, s_event);
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walk = g_list_next (walk);
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}
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gst_element_set_state (pipeline, GST_STATE_PLAYING);
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if (!GST_FLAG_IS_SET (pipeline, GST_BIN_SELF_SCHEDULABLE))
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gtk_idle_add ((GtkFunction) iterate, pipeline);
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update_id =
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gtk_timeout_add (UPDATE_INTERVAL, (GtkFunction) update_scale, pipeline);
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return FALSE;
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}
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static void
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play_cb (GtkButton * button, gpointer data)
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{
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if (gst_element_get_state (pipeline) != GST_STATE_PLAYING) {
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gst_element_set_state (pipeline, GST_STATE_PLAYING);
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if (!GST_FLAG_IS_SET (pipeline, GST_BIN_SELF_SCHEDULABLE))
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gtk_idle_add ((GtkFunction) iterate, pipeline);
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update_id =
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gtk_timeout_add (UPDATE_INTERVAL, (GtkFunction) update_scale, pipeline);
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}
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}
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static void
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pause_cb (GtkButton * button, gpointer data)
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{
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if (gst_element_get_state (pipeline) != GST_STATE_PAUSED) {
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gst_element_set_state (pipeline, GST_STATE_PAUSED);
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gtk_timeout_remove (update_id);
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}
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}
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static void
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stop_cb (GtkButton * button, gpointer data)
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{
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if (gst_element_get_state (pipeline) != GST_STATE_READY) {
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gst_element_set_state (pipeline, GST_STATE_READY);
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gtk_timeout_remove (update_id);
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}
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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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GtkWidget *window, *hbox, *vbox,
|
||||
*play_button, *pause_button, *stop_button, *hscale;
|
||||
struct poptOption options[] = {
|
||||
{"stats", 's', POPT_ARG_NONE | POPT_ARGFLAG_STRIP, &stats, 0,
|
||||
"Show element stats", NULL},
|
||||
POPT_TABLEEND
|
||||
};
|
||||
|
||||
gst_init_with_popt_table (&argc, &argv, options);
|
||||
gtk_init (&argc, &argv);
|
||||
|
||||
pipeline = make_cdaudio_pipeline ();
|
||||
|
||||
g_signal_connect (pipeline, "deep_notify",
|
||||
G_CALLBACK (gst_element_default_deep_notify), NULL);
|
||||
g_signal_connect (pipeline, "error", G_CALLBACK (gst_element_default_error),
|
||||
NULL);
|
||||
|
||||
/* initialize gui elements ... */
|
||||
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
|
||||
hbox = gtk_hbox_new (FALSE, 0);
|
||||
vbox = gtk_vbox_new (FALSE, 0);
|
||||
play_button = gtk_button_new_with_label ("play");
|
||||
pause_button = gtk_button_new_with_label ("pause");
|
||||
stop_button = gtk_button_new_with_label ("stop");
|
||||
|
||||
adjustment =
|
||||
GTK_ADJUSTMENT (gtk_adjustment_new (0.0, 0.00, 100.0, 0.1, 1.0, 1.0));
|
||||
hscale = gtk_hscale_new (adjustment);
|
||||
gtk_scale_set_digits (GTK_SCALE (hscale), 2);
|
||||
gtk_range_set_update_policy (GTK_RANGE (hscale), GTK_UPDATE_CONTINUOUS);
|
||||
|
||||
gtk_signal_connect (GTK_OBJECT (hscale),
|
||||
"button_press_event", G_CALLBACK (start_seek), pipeline);
|
||||
gtk_signal_connect (GTK_OBJECT (hscale),
|
||||
"button_release_event", G_CALLBACK (stop_seek), pipeline);
|
||||
gtk_signal_connect (GTK_OBJECT (hscale),
|
||||
"format_value", G_CALLBACK (format_value), pipeline);
|
||||
|
||||
/* do the packing stuff ... */
|
||||
gtk_window_set_default_size (GTK_WINDOW (window), 96, 96);
|
||||
gtk_container_add (GTK_CONTAINER (window), vbox);
|
||||
gtk_container_add (GTK_CONTAINER (vbox), hbox);
|
||||
gtk_box_pack_start (GTK_BOX (hbox), play_button, FALSE, FALSE, 2);
|
||||
gtk_box_pack_start (GTK_BOX (hbox), pause_button, FALSE, FALSE, 2);
|
||||
gtk_box_pack_start (GTK_BOX (hbox), stop_button, FALSE, FALSE, 2);
|
||||
gtk_box_pack_start (GTK_BOX (vbox), hscale, TRUE, TRUE, 2);
|
||||
|
||||
/* connect things ... */
|
||||
g_signal_connect (G_OBJECT (play_button), "clicked", G_CALLBACK (play_cb),
|
||||
pipeline);
|
||||
g_signal_connect (G_OBJECT (pause_button), "clicked", G_CALLBACK (pause_cb),
|
||||
pipeline);
|
||||
g_signal_connect (G_OBJECT (stop_button), "clicked", G_CALLBACK (stop_cb),
|
||||
pipeline);
|
||||
g_signal_connect (G_OBJECT (window), "delete_event", gtk_main_quit, NULL);
|
||||
|
||||
/* show the gui. */
|
||||
gtk_widget_show_all (window);
|
||||
|
||||
gtk_main ();
|
||||
|
||||
gst_element_set_state (pipeline, GST_STATE_NULL);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
|
@ -1,107 +0,0 @@
|
|||
#ifdef HAVE_CONFIG_H
|
||||
#include "config.h"
|
||||
#endif
|
||||
#include <stdlib.h>
|
||||
#include <gst/gst.h>
|
||||
#include <string.h>
|
||||
|
||||
static GstElement *bin;
|
||||
|
||||
static void
|
||||
unlinked (GstPad * pad, GstPad * peerpad, GstElement * pipeline)
|
||||
{
|
||||
gst_element_set_state (pipeline, GST_STATE_PAUSED);
|
||||
gst_bin_remove (GST_BIN (pipeline), bin);
|
||||
gst_element_set_state (bin, GST_STATE_READY);
|
||||
gst_element_set_state (pipeline, GST_STATE_PLAYING);
|
||||
}
|
||||
|
||||
static void
|
||||
new_pad (GstElement * elem, GstPad * newpad, GstElement * pipeline)
|
||||
{
|
||||
GstScheduler *sched;
|
||||
GstClock *clock;
|
||||
|
||||
g_print ("new pad %s\n", gst_pad_get_name (newpad));
|
||||
|
||||
gst_element_set_state (pipeline, GST_STATE_PAUSED);
|
||||
gst_bin_add (GST_BIN (pipeline), bin);
|
||||
|
||||
sched = gst_element_get_scheduler (GST_ELEMENT (pipeline));
|
||||
clock = gst_scheduler_get_clock (sched);
|
||||
gst_scheduler_set_clock (sched, clock);
|
||||
|
||||
gst_pad_link (newpad, gst_element_get_pad (bin, "sink"));
|
||||
|
||||
g_signal_connect (G_OBJECT (newpad), "unlinked", G_CALLBACK (unlinked),
|
||||
pipeline);
|
||||
|
||||
gst_element_set_state (pipeline, GST_STATE_PLAYING);
|
||||
}
|
||||
|
||||
int
|
||||
main (int argc, char **argv)
|
||||
{
|
||||
GstElement *pipeline;
|
||||
GstElement *filesrc;
|
||||
GstElement *oggdemux;
|
||||
GstElement *vorbisdec;
|
||||
GstElement *audioconvert;
|
||||
GstElement *audiosink;
|
||||
|
||||
gst_init (&argc, &argv);
|
||||
|
||||
if (argc < 2) {
|
||||
g_print ("usage: %s <oggfile>\n", argv[0]);
|
||||
return (-1);
|
||||
}
|
||||
|
||||
pipeline = gst_pipeline_new ("pipeline");
|
||||
|
||||
filesrc = gst_element_factory_make ("filesrc", "filesrc");
|
||||
g_assert (filesrc);
|
||||
g_object_set (G_OBJECT (filesrc), "location", argv[1], NULL);
|
||||
|
||||
oggdemux = gst_element_factory_make ("oggdemux", "oggdemux");
|
||||
g_assert (oggdemux);
|
||||
|
||||
gst_bin_add (GST_BIN (pipeline), filesrc);
|
||||
gst_bin_add (GST_BIN (pipeline), oggdemux);
|
||||
|
||||
gst_element_link_pads (filesrc, "src", oggdemux, "sink");
|
||||
|
||||
g_signal_connect (G_OBJECT (oggdemux), "new_pad", G_CALLBACK (new_pad),
|
||||
pipeline);
|
||||
|
||||
bin = gst_bin_new ("bin");
|
||||
vorbisdec = gst_element_factory_make ("vorbisdec", "vorbisdec");
|
||||
g_assert (vorbisdec);
|
||||
audioconvert = gst_element_factory_make ("audioconvert", "audioconvert");
|
||||
g_assert (audioconvert);
|
||||
audiosink = gst_element_factory_make (DEFAULT_AUDIOSINK, DEFAULT_AUDIOSINK);
|
||||
g_assert (audiosink);
|
||||
gst_bin_add (GST_BIN (bin), vorbisdec);
|
||||
gst_bin_add (GST_BIN (bin), audioconvert);
|
||||
gst_bin_add (GST_BIN (bin), audiosink);
|
||||
|
||||
gst_element_link_pads (vorbisdec, "src", audioconvert, "sink");
|
||||
gst_element_link_pads (audioconvert, "src", audiosink, "sink");
|
||||
|
||||
gst_element_add_ghost_pad (bin, gst_element_get_pad (vorbisdec, "sink"),
|
||||
"sink");
|
||||
|
||||
g_object_ref (G_OBJECT (bin));
|
||||
|
||||
g_signal_connect (pipeline, "deep_notify",
|
||||
G_CALLBACK (gst_element_default_deep_notify), NULL);
|
||||
|
||||
gst_element_set_state (pipeline, GST_STATE_PLAYING);
|
||||
|
||||
while (gst_bin_iterate (GST_BIN (pipeline)))
|
||||
/* nop */ ;
|
||||
|
||||
/* stop probe */
|
||||
gst_element_set_state (pipeline, GST_STATE_NULL);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
|
@ -1,270 +0,0 @@
|
|||
#include <stdlib.h>
|
||||
#include <glib.h>
|
||||
#include <gtk/gtk.h>
|
||||
#include <gst/gst.h>
|
||||
#include <string.h>
|
||||
|
||||
static GstElement *playbin = NULL;
|
||||
static GstElement *pipeline;
|
||||
static guint64 duration;
|
||||
static GtkAdjustment *adjustment;
|
||||
static GtkWidget *hscale;
|
||||
static gboolean verbose = FALSE;
|
||||
|
||||
static guint update_id;
|
||||
|
||||
#define UPDATE_INTERVAL 500
|
||||
|
||||
static GstElement *
|
||||
make_playerbin_pipeline (const gchar * location)
|
||||
{
|
||||
playbin = gst_element_factory_make ("playbin", "player");
|
||||
g_assert (playbin);
|
||||
|
||||
g_object_set (G_OBJECT (playbin), "uri", location, NULL);
|
||||
|
||||
return playbin;
|
||||
}
|
||||
|
||||
static gchar *
|
||||
format_value (GtkScale * scale, gdouble value)
|
||||
{
|
||||
gint64 real;
|
||||
gint64 seconds;
|
||||
gint64 subseconds;
|
||||
|
||||
real = value * duration / 100;
|
||||
seconds = (gint64) real / GST_SECOND;
|
||||
subseconds = (gint64) real / (GST_SECOND / 100);
|
||||
|
||||
return g_strdup_printf ("%02" G_GINT64_FORMAT ":%02" G_GINT64_FORMAT ":%02"
|
||||
G_GINT64_FORMAT, seconds / 60, seconds % 60, subseconds % 100);
|
||||
}
|
||||
|
||||
static gboolean
|
||||
update_scale (gpointer data)
|
||||
{
|
||||
GstClock *clock;
|
||||
guint64 position;
|
||||
GstFormat format = GST_FORMAT_TIME;
|
||||
gboolean res;
|
||||
|
||||
duration = 0;
|
||||
clock = gst_bin_get_clock (GST_BIN (pipeline));
|
||||
|
||||
res = gst_element_query (playbin, GST_QUERY_TOTAL, &format, &duration);
|
||||
if (!res)
|
||||
duration = 0;
|
||||
res = gst_element_query (playbin, GST_QUERY_POSITION, &format, &position);
|
||||
if (!res)
|
||||
position = 0;
|
||||
|
||||
if (position >= duration)
|
||||
duration = position;
|
||||
|
||||
if (duration > 0) {
|
||||
gtk_adjustment_set_value (adjustment, position * 100.0 / duration);
|
||||
gtk_widget_queue_draw (hscale);
|
||||
}
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
iterate (gpointer data)
|
||||
{
|
||||
gboolean res;
|
||||
|
||||
if (!GST_FLAG_IS_SET (GST_OBJECT (data), GST_BIN_SELF_SCHEDULABLE)) {
|
||||
res = gst_bin_iterate (GST_BIN (data));
|
||||
} else {
|
||||
g_usleep (UPDATE_INTERVAL);
|
||||
res = gst_element_get_state (GST_ELEMENT (data)) == GST_STATE_PLAYING;
|
||||
}
|
||||
|
||||
if (!res) {
|
||||
gtk_timeout_remove (update_id);
|
||||
g_print ("stopping iterations\n");
|
||||
}
|
||||
return res;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
start_seek (GtkWidget * widget, GdkEventButton * event, gpointer user_data)
|
||||
{
|
||||
gst_element_set_state (pipeline, GST_STATE_PAUSED);
|
||||
gtk_timeout_remove (update_id);
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
static gboolean
|
||||
stop_seek (GtkWidget * widget, GdkEventButton * event, gpointer user_data)
|
||||
{
|
||||
gint64 real = gtk_range_get_value (GTK_RANGE (widget)) * duration / 100;
|
||||
gboolean res;
|
||||
GstEvent *s_event;
|
||||
|
||||
g_print ("seek to %" G_GINT64_FORMAT " on element %s\n", real,
|
||||
gst_element_get_name (playbin));
|
||||
s_event =
|
||||
gst_event_new_seek (GST_FORMAT_TIME | GST_SEEK_METHOD_SET |
|
||||
GST_SEEK_FLAG_FLUSH, real);
|
||||
|
||||
res = gst_element_send_event (playbin, s_event);
|
||||
|
||||
gst_element_set_state (pipeline, GST_STATE_PLAYING);
|
||||
gtk_idle_add ((GtkFunction) iterate, pipeline);
|
||||
update_id =
|
||||
gtk_timeout_add (UPDATE_INTERVAL, (GtkFunction) update_scale, pipeline);
|
||||
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
static void
|
||||
print_media_info (GstElement * playbin)
|
||||
{
|
||||
GList *streaminfo;
|
||||
GList *s;
|
||||
|
||||
g_print ("have media info now\n");
|
||||
|
||||
/* get info about the stream */
|
||||
g_object_get (G_OBJECT (playbin), "stream-info", &streaminfo, NULL);
|
||||
|
||||
for (s = streaminfo; s; s = g_list_next (s)) {
|
||||
GObject *obj = G_OBJECT (s->data);
|
||||
gint type;
|
||||
gboolean mute;
|
||||
|
||||
g_object_get (obj, "type", &type, NULL);
|
||||
g_object_get (obj, "mute", &mute, NULL);
|
||||
|
||||
g_print ("%d %d\n", type, mute);
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
play_cb (GtkButton * button, gpointer data)
|
||||
{
|
||||
if (gst_element_get_state (pipeline) != GST_STATE_PLAYING) {
|
||||
GstElementStateReturn res;
|
||||
|
||||
res = gst_element_set_state (pipeline, GST_STATE_PAUSED);
|
||||
if (res == GST_STATE_SUCCESS) {
|
||||
print_media_info (playbin);
|
||||
|
||||
res = gst_element_set_state (pipeline, GST_STATE_PLAYING);
|
||||
gtk_idle_add ((GtkFunction) iterate, pipeline);
|
||||
update_id =
|
||||
gtk_timeout_add (UPDATE_INTERVAL, (GtkFunction) update_scale,
|
||||
pipeline);
|
||||
} else {
|
||||
g_print ("failed playing\n");
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
pause_cb (GtkButton * button, gpointer data)
|
||||
{
|
||||
if (gst_element_get_state (pipeline) != GST_STATE_PAUSED) {
|
||||
gst_element_set_state (pipeline, GST_STATE_PAUSED);
|
||||
gtk_timeout_remove (update_id);
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
stop_cb (GtkButton * button, gpointer data)
|
||||
{
|
||||
if (gst_element_get_state (pipeline) != GST_STATE_READY) {
|
||||
gst_element_set_state (pipeline, GST_STATE_READY);
|
||||
gtk_adjustment_set_value (adjustment, 0.0);
|
||||
gtk_timeout_remove (update_id);
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
print_usage (int argc, char **argv)
|
||||
{
|
||||
g_print ("usage: %s <uri>\n", argv[0]);
|
||||
}
|
||||
|
||||
int
|
||||
main (int argc, char **argv)
|
||||
{
|
||||
GtkWidget *window, *hbox, *vbox, *play_button, *pause_button, *stop_button;
|
||||
struct poptOption options[] = {
|
||||
{"verbose", 'v', POPT_ARG_NONE | POPT_ARGFLAG_STRIP, &verbose, 0,
|
||||
"Verbose properties", NULL},
|
||||
POPT_TABLEEND
|
||||
};
|
||||
|
||||
gst_init_with_popt_table (&argc, &argv, options);
|
||||
gtk_init (&argc, &argv);
|
||||
|
||||
if (argc != 2) {
|
||||
print_usage (argc, argv);
|
||||
exit (-1);
|
||||
}
|
||||
|
||||
pipeline = make_playerbin_pipeline (argv[1]);
|
||||
g_assert (pipeline);
|
||||
|
||||
/* initialize gui elements ... */
|
||||
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
|
||||
hbox = gtk_hbox_new (FALSE, 0);
|
||||
vbox = gtk_vbox_new (FALSE, 0);
|
||||
play_button = gtk_button_new_with_label ("play");
|
||||
pause_button = gtk_button_new_with_label ("pause");
|
||||
stop_button = gtk_button_new_with_label ("stop");
|
||||
|
||||
adjustment =
|
||||
GTK_ADJUSTMENT (gtk_adjustment_new (0.0, 0.00, 100.0, 0.1, 1.0, 1.0));
|
||||
hscale = gtk_hscale_new (adjustment);
|
||||
gtk_scale_set_digits (GTK_SCALE (hscale), 2);
|
||||
gtk_range_set_update_policy (GTK_RANGE (hscale), GTK_UPDATE_CONTINUOUS);
|
||||
|
||||
gtk_signal_connect (GTK_OBJECT (hscale),
|
||||
"button_press_event", G_CALLBACK (start_seek), pipeline);
|
||||
gtk_signal_connect (GTK_OBJECT (hscale),
|
||||
"button_release_event", G_CALLBACK (stop_seek), pipeline);
|
||||
gtk_signal_connect (GTK_OBJECT (hscale),
|
||||
"format_value", G_CALLBACK (format_value), pipeline);
|
||||
|
||||
/* do the packing stuff ... */
|
||||
gtk_window_set_default_size (GTK_WINDOW (window), 96, 96);
|
||||
gtk_container_add (GTK_CONTAINER (window), vbox);
|
||||
gtk_container_add (GTK_CONTAINER (vbox), hbox);
|
||||
gtk_box_pack_start (GTK_BOX (hbox), play_button, FALSE, FALSE, 2);
|
||||
gtk_box_pack_start (GTK_BOX (hbox), pause_button, FALSE, FALSE, 2);
|
||||
gtk_box_pack_start (GTK_BOX (hbox), stop_button, FALSE, FALSE, 2);
|
||||
gtk_box_pack_start (GTK_BOX (vbox), hscale, TRUE, TRUE, 2);
|
||||
|
||||
/* connect things ... */
|
||||
g_signal_connect (G_OBJECT (play_button), "clicked", G_CALLBACK (play_cb),
|
||||
pipeline);
|
||||
g_signal_connect (G_OBJECT (pause_button), "clicked", G_CALLBACK (pause_cb),
|
||||
pipeline);
|
||||
g_signal_connect (G_OBJECT (stop_button), "clicked", G_CALLBACK (stop_cb),
|
||||
pipeline);
|
||||
g_signal_connect (G_OBJECT (window), "delete_event", gtk_main_quit, NULL);
|
||||
|
||||
/* show the gui. */
|
||||
gtk_widget_show_all (window);
|
||||
|
||||
if (verbose) {
|
||||
g_signal_connect (pipeline, "deep_notify",
|
||||
G_CALLBACK (gst_element_default_deep_notify), NULL);
|
||||
}
|
||||
g_signal_connect (pipeline, "error", G_CALLBACK (gst_element_default_error),
|
||||
NULL);
|
||||
|
||||
gtk_main ();
|
||||
|
||||
gst_element_set_state (pipeline, GST_STATE_NULL);
|
||||
|
||||
gst_object_unref (GST_OBJECT (pipeline));
|
||||
|
||||
return 0;
|
||||
}
|
||||
File diff suppressed because it is too large
Load diff
|
|
@ -1,266 +0,0 @@
|
|||
#include <stdlib.h>
|
||||
#include <gst/gst.h>
|
||||
#include <string.h>
|
||||
|
||||
static gboolean ready = FALSE;
|
||||
|
||||
struct probe_context
|
||||
{
|
||||
GstElement *pipeline;
|
||||
GstElement *element;
|
||||
GstPad *pad;
|
||||
GstFormat ls_format;
|
||||
|
||||
gint total_ls;
|
||||
|
||||
GstCaps *metadata;
|
||||
GstCaps *streaminfo;
|
||||
GstCaps *caps;
|
||||
};
|
||||
|
||||
static void
|
||||
print_caps (GstCaps * caps)
|
||||
{
|
||||
char *s;
|
||||
|
||||
s = gst_caps_to_string (caps);
|
||||
g_print (" %s\n", s);
|
||||
g_free (s);
|
||||
}
|
||||
|
||||
static void
|
||||
print_format (GstCaps * caps)
|
||||
{
|
||||
char *s;
|
||||
|
||||
s = gst_caps_to_string (caps);
|
||||
g_print (" format: %s\n", s);
|
||||
g_free (s);
|
||||
}
|
||||
|
||||
static void
|
||||
print_lbs_info (struct probe_context *context, gint stream)
|
||||
{
|
||||
const GstFormat *formats;
|
||||
|
||||
/* FIXME: need a better name here */
|
||||
g_print (" stream info:\n");
|
||||
|
||||
/* report info in all supported formats */
|
||||
formats = gst_pad_get_formats (context->pad);
|
||||
while (*formats) {
|
||||
const GstFormatDefinition *definition;
|
||||
gint64 value_start, value_end;
|
||||
gboolean res;
|
||||
GstFormat format;
|
||||
|
||||
format = *formats;
|
||||
formats++;
|
||||
|
||||
if (format == context->ls_format) {
|
||||
continue;
|
||||
}
|
||||
|
||||
definition = gst_format_get_details (format);
|
||||
|
||||
/* get start and end position of this stream */
|
||||
res = gst_pad_convert (context->pad,
|
||||
context->ls_format, stream, &format, &value_start);
|
||||
res &= gst_pad_convert (context->pad,
|
||||
context->ls_format, stream + 1, &format, &value_end);
|
||||
|
||||
if (res) {
|
||||
/* substract to get the length */
|
||||
value_end -= value_start;
|
||||
|
||||
if (format == GST_FORMAT_TIME) {
|
||||
value_end /= (GST_SECOND / 100);
|
||||
g_print (" %s: %" G_GINT64_FORMAT ":%02" G_GINT64_FORMAT ".%02"
|
||||
G_GINT64_FORMAT "\n", definition->nick, value_end / 6000,
|
||||
(value_end / 100) % 60, (value_end % 100));
|
||||
} else {
|
||||
g_print (" %s: %" G_GINT64_FORMAT "\n", definition->nick, value_end);
|
||||
}
|
||||
} else
|
||||
g_print (" could not get logical stream %s\n", definition->nick);
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
static void
|
||||
deep_notify (GObject * object, GstObject * origin,
|
||||
GParamSpec * pspec, gpointer data)
|
||||
{
|
||||
struct probe_context *context = (struct probe_context *) data;
|
||||
GValue value = { 0, };
|
||||
|
||||
if (!strcmp (pspec->name, "metadata")) {
|
||||
|
||||
g_value_init (&value, pspec->value_type);
|
||||
g_object_get_property (G_OBJECT (origin), pspec->name, &value);
|
||||
context->metadata = g_value_peek_pointer (&value);
|
||||
} else if (!strcmp (pspec->name, "streaminfo")) {
|
||||
|
||||
g_value_init (&value, pspec->value_type);
|
||||
g_object_get_property (G_OBJECT (origin), pspec->name, &value);
|
||||
context->streaminfo = g_value_peek_pointer (&value);
|
||||
} else if (!strcmp (pspec->name, "caps")) {
|
||||
if (GST_IS_PAD (origin) && GST_PAD (origin) == context->pad) {
|
||||
g_value_init (&value, pspec->value_type);
|
||||
g_object_get_property (G_OBJECT (origin), pspec->name, &value);
|
||||
context->caps = g_value_peek_pointer (&value);
|
||||
|
||||
ready = TRUE;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
static gboolean
|
||||
collect_logical_stream_properties (struct probe_context *context, gint stream)
|
||||
{
|
||||
GstEvent *event;
|
||||
gboolean res;
|
||||
gint count;
|
||||
|
||||
g_print ("info for logical stream %d:\n", stream);
|
||||
|
||||
/* seek to stream */
|
||||
event = gst_event_new_seek (context->ls_format |
|
||||
GST_SEEK_METHOD_SET | GST_SEEK_FLAG_FLUSH, stream);
|
||||
res = gst_pad_send_event (context->pad, event);
|
||||
if (!res) {
|
||||
g_warning ("seek to logical track failed");
|
||||
return FALSE;
|
||||
}
|
||||
|
||||
/* run the pipeline to get the info */
|
||||
count = 0;
|
||||
ready = FALSE;
|
||||
while (gst_bin_iterate (GST_BIN (context->pipeline)) && !ready) {
|
||||
count++;
|
||||
if (count > 10)
|
||||
break;
|
||||
}
|
||||
|
||||
print_caps (context->metadata);
|
||||
print_caps (context->streaminfo);
|
||||
print_format (context->caps);
|
||||
print_lbs_info (context, stream);
|
||||
|
||||
g_print ("\n");
|
||||
|
||||
return TRUE;
|
||||
}
|
||||
|
||||
static void
|
||||
collect_stream_properties (struct probe_context *context)
|
||||
{
|
||||
const GstFormat *formats;
|
||||
|
||||
ready = FALSE;
|
||||
while (gst_bin_iterate (GST_BIN (context->pipeline)) && !ready);
|
||||
|
||||
g_print ("stream info:\n");
|
||||
|
||||
context->total_ls = -1;
|
||||
|
||||
/* report info in all supported formats */
|
||||
formats = gst_pad_get_formats (context->pad);
|
||||
while (*formats) {
|
||||
const GstFormatDefinition *definition;
|
||||
gint64 value;
|
||||
gboolean res;
|
||||
GstFormat format;
|
||||
|
||||
format = *formats;
|
||||
formats++;
|
||||
|
||||
res = gst_pad_query (context->pad, GST_QUERY_TOTAL, &format, &value);
|
||||
|
||||
definition = gst_format_get_details (format);
|
||||
|
||||
if (res) {
|
||||
if (format == GST_FORMAT_TIME) {
|
||||
value /= (GST_SECOND / 100);
|
||||
g_print (" total %s: %" G_GINT64_FORMAT ":%02" G_GINT64_FORMAT ".%02"
|
||||
G_GINT64_FORMAT "\n", definition->nick, value / 6000,
|
||||
(value / 100) % 60, (value % 100));
|
||||
} else {
|
||||
if (format == context->ls_format)
|
||||
context->total_ls = value;
|
||||
g_print (" total %s: %" G_GINT64_FORMAT "\n", definition->nick, value);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (context->total_ls == -1) {
|
||||
g_warning (" could not get number of logical streams");
|
||||
}
|
||||
g_print ("\n");
|
||||
}
|
||||
|
||||
int
|
||||
main (int argc, char **argv)
|
||||
{
|
||||
GstElement *pipeline;
|
||||
GstElement *filesrc;
|
||||
GstElement *vorbisfile;
|
||||
GstPad *pad;
|
||||
GstFormat logical_stream_format;
|
||||
struct probe_context *context;
|
||||
gint stream;
|
||||
|
||||
gst_init (&argc, &argv);
|
||||
|
||||
if (argc < 2) {
|
||||
g_print ("usage: %s <oggfile>\n", argv[0]);
|
||||
return (-1);
|
||||
}
|
||||
|
||||
pipeline = gst_pipeline_new ("pipeline");
|
||||
|
||||
filesrc = gst_element_factory_make ("filesrc", "filesrc");
|
||||
g_assert (filesrc);
|
||||
g_object_set (G_OBJECT (filesrc), "location", argv[1], NULL);
|
||||
|
||||
vorbisfile = gst_element_factory_make ("vorbisfile", "vorbisfile");
|
||||
//vorbisfile = gst_element_factory_make ("mad", "vorbisfile");
|
||||
g_assert (vorbisfile);
|
||||
|
||||
gst_bin_add (GST_BIN (pipeline), filesrc);
|
||||
gst_bin_add (GST_BIN (pipeline), vorbisfile);
|
||||
|
||||
gst_element_link_pads (filesrc, "src", vorbisfile, "sink");
|
||||
|
||||
pad = gst_element_get_pad (vorbisfile, "src");
|
||||
g_assert (pad);
|
||||
|
||||
logical_stream_format = gst_format_get_by_nick ("logical_stream");
|
||||
g_assert (logical_stream_format != 0);
|
||||
|
||||
context = g_new0 (struct probe_context, 1);
|
||||
context->pipeline = pipeline;
|
||||
context->element = vorbisfile;
|
||||
context->pad = pad;
|
||||
context->ls_format = logical_stream_format;
|
||||
|
||||
g_signal_connect (G_OBJECT (pipeline), "deep_notify",
|
||||
G_CALLBACK (deep_notify), context);
|
||||
|
||||
gst_element_set_state (pipeline, GST_STATE_PLAYING);
|
||||
|
||||
/* at this point we can inspect the stream */
|
||||
collect_stream_properties (context);
|
||||
|
||||
/* loop over all logical streams to get info */
|
||||
stream = 0;
|
||||
while (stream < context->total_ls) {
|
||||
collect_logical_stream_properties (context, stream);
|
||||
stream++;
|
||||
}
|
||||
|
||||
/* stop probe */
|
||||
gst_element_set_state (pipeline, GST_STATE_NULL);
|
||||
|
||||
return 0;
|
||||
}
|
||||
Loading…
Reference in a new issue