--- /dev/null
+/* GStreamer
+ * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#include <string.h>
+#include <gst/gst.h>
+
+static gboolean verbose = FALSE;
+static gboolean quiet = FALSE;
+
+static void
+entry_added (GstIndex * index, GstIndexEntry * entry)
+{
+ switch (entry->type) {
+ case GST_INDEX_ENTRY_ID:
+ g_print ("id %d describes writer %s\n", entry->id,
+ GST_INDEX_ID_DESCRIPTION (entry));
+ break;
+ case GST_INDEX_ENTRY_FORMAT:
+ g_print ("%d: registered format %d for %s\n", entry->id,
+ GST_INDEX_FORMAT_FORMAT (entry), GST_INDEX_FORMAT_KEY (entry));
+ break;
+ case GST_INDEX_ENTRY_ASSOCIATION:
+ {
+ gint i;
+
+ g_print ("%p, %d: %08x ", entry, entry->id,
+ GST_INDEX_ASSOC_FLAGS (entry));
+ for (i = 0; i < GST_INDEX_NASSOCS (entry); i++) {
+ g_print ("%d %" G_GINT64_FORMAT " ", GST_INDEX_ASSOC_FORMAT (entry, i),
+ GST_INDEX_ASSOC_VALUE (entry, i));
+ }
+ g_print ("\n");
+ break;
+ }
+ default:
+ break;
+ }
+}
+
+typedef struct
+{
+ const gchar *padname;
+ GstPad *target;
+ GstElement *bin;
+ GstElement *pipeline;
+ GstIndex *index;
+}
+dyn_link;
+
+static void
+dynamic_link (GstPadTemplate * templ, GstPad * newpad, gpointer data)
+{
+ dyn_link *link = (dyn_link *) data;
+
+ if (!strcmp (gst_pad_get_name (newpad), link->padname)) {
+ gst_element_set_state (link->pipeline, GST_STATE_PAUSED);
+ gst_bin_add (GST_BIN (link->pipeline), link->bin);
+ gst_pad_link (newpad, link->target);
+ gst_element_set_index (link->bin, link->index);
+ gst_element_set_state (link->pipeline, GST_STATE_PLAYING);
+ }
+}
+
+static void
+setup_dynamic_linking (GstElement * pipeline,
+ GstElement * element,
+ const gchar * padname, GstPad * target, GstElement * bin, GstIndex * index)
+{
+ dyn_link *link;
+
+ link = g_new0 (dyn_link, 1);
+ link->padname = g_strdup (padname);
+ link->target = target;
+ link->bin = bin;
+ link->pipeline = pipeline;
+ link->index = index;
+
+ g_signal_connect (G_OBJECT (element), "new_pad", G_CALLBACK (dynamic_link),
+ link);
+}
+
+static GstElement *
+make_mpeg_systems_pipeline (const gchar * path, GstIndex * index)
+{
+ GstElement *pipeline;
+ GstElement *src, *demux;
+
+ pipeline = gst_pipeline_new ("pipeline");
+
+ src = gst_element_factory_make ("filesrc", "src");
+ g_object_set (G_OBJECT (src), "location", path, NULL);
+
+ demux = gst_element_factory_make ("mpegdemux", "demux");
+
+ gst_bin_add (GST_BIN (pipeline), src);
+ gst_bin_add (GST_BIN (pipeline), demux);
+
+ if (index) {
+ gst_element_set_index (pipeline, index);
+ }
+
+ gst_element_link_pads (src, "src", demux, "sink");
+
+ return pipeline;
+}
+
+static GstElement *
+make_mpeg_decoder_pipeline (const gchar * path, GstIndex * index)
+{
+ GstElement *pipeline;
+ GstElement *src, *demux;
+ GstElement *video_bin, *audio_bin;
+ GstElement *video_decoder, *audio_decoder;
+
+ pipeline = gst_pipeline_new ("pipeline");
+
+ src = gst_element_factory_make ("filesrc", "src");
+ g_object_set (G_OBJECT (src), "location", path, NULL);
+
+ demux = gst_element_factory_make ("mpegdemux", "demux");
+
+ gst_bin_add (GST_BIN (pipeline), src);
+ gst_bin_add (GST_BIN (pipeline), demux);
+
+ gst_element_link_pads (src, "src", demux, "sink");
+
+ video_bin = gst_bin_new ("video_bin");
+ video_decoder = gst_element_factory_make ("mpeg2dec", "video_decoder");
+
+ gst_bin_add (GST_BIN (video_bin), video_decoder);
+
+ setup_dynamic_linking (pipeline, demux, "video_00",
+ gst_element_get_pad (video_decoder, "sink"), video_bin, index);
+
+ audio_bin = gst_bin_new ("audio_bin");
+ audio_decoder = gst_element_factory_make ("mad", "audio_decoder");
+
+ setup_dynamic_linking (pipeline, demux, "audio_00",
+ gst_element_get_pad (audio_decoder, "sink"), audio_bin, index);
+
+ gst_bin_add (GST_BIN (audio_bin), audio_decoder);
+
+ if (index) {
+ gst_element_set_index (pipeline, index);
+ }
+
+ return pipeline;
+}
+
+static void
+print_progress (GstPad * pad)
+{
+ gint i = 0;
+ gchar status[53];
+ GstFormat format;
+ gboolean res;
+ gint64 value;
+ gint percent = 0;
+
+ status[0] = '|';
+
+ format = GST_FORMAT_PERCENT;
+ res = gst_pad_query (pad, GST_QUERY_POSITION, &format, &value);
+ if (res) {
+ percent = value / (2 * GST_FORMAT_PERCENT_SCALE);
+ }
+
+ for (i = 0; i < percent; i++) {
+ status[i + 1] = '=';
+ }
+ for (i = percent; i < 50; i++) {
+ status[i + 1] = ' ';
+ }
+ status[51] = '|';
+ status[52] = 0;
+
+ g_print ("%s\r", status);
+}
+
+gint
+main (gint argc, gchar * argv[])
+{
+ GstElement *pipeline;
+ GstElement *src;
+ GstPad *pad;
+ GstIndex *index;
+ gint count = 0;
+ GstEvent *event;
+ gboolean res;
+ GstElement *sink;
+ struct poptOption options[] = {
+ {"verbose", 'v', POPT_ARG_NONE | POPT_ARGFLAG_STRIP, &verbose, 0,
+ "Print index entries", NULL},
+ {"quiet", 'q', POPT_ARG_NONE | POPT_ARGFLAG_STRIP, &quiet, 0,
+ "don't print progress bar", NULL},
+ POPT_TABLEEND
+ };
+
+ if (!gst_init_check_with_popt_table (&argc, &argv, options) || argc < 3) {
+ g_print ("usage: %s [-v] <type> <filename> \n"
+ " type can be: 0 mpeg_systems\n"
+ " 1 mpeg_decoder\n"
+ " -v : report added index entries\n"
+ " -q : don't print progress\n", argv[0]);
+ return -1;
+ }
+
+ /* create index that elements can fill */
+ index = gst_index_factory_make ("memindex");
+ if (index) {
+ if (verbose)
+ g_signal_connect (G_OBJECT (index), "entry_added",
+ G_CALLBACK (entry_added), NULL);
+
+ g_object_set (G_OBJECT (index), "resolver", 1, NULL);
+ }
+
+ /* construct pipeline */
+ switch (atoi (argv[1])) {
+ case 0:
+ pipeline = make_mpeg_systems_pipeline (argv[2], index);
+ break;
+ case 1:
+ pipeline = make_mpeg_decoder_pipeline (argv[2], index);
+ break;
+ default:
+ g_print ("unknown type %d\n", atoi (argv[1]));
+ return -1;
+ }
+
+ /* setup some default info/error handlers */
+ g_signal_connect (G_OBJECT (pipeline), "deep_notify",
+ G_CALLBACK (gst_element_default_deep_notify), NULL);
+ g_signal_connect (G_OBJECT (pipeline), "error",
+ G_CALLBACK (gst_element_default_error), NULL);
+
+ /* get a pad to perform progress reporting on */
+ src = gst_bin_get_by_name (GST_BIN (pipeline), "src");
+ pad = gst_element_get_pad (src, "src");
+
+ /* prepare for iteration */
+ gst_element_set_state (pipeline, GST_STATE_PLAYING);
+
+ g_print ("indexing %s...\n", argv[2]);
+ /* run through the complete stream to let it generate an index */
+ while (gst_bin_iterate (GST_BIN (pipeline))) {
+ if (!quiet && (count % 1000 == 0)) {
+ print_progress (pad);
+ }
+ count++;
+ }
+ g_print ("\n");
+
+ /* bring to ready to restart the pipeline */
+ gst_element_set_state (pipeline, GST_STATE_READY);
+ gst_element_set_state (pipeline, GST_STATE_PAUSED);
+
+ if (index)
+ GST_OBJECT_FLAG_UNSET (index, GST_INDEX_WRITABLE);
+
+ src = gst_bin_get_by_name (GST_BIN (pipeline), "video_decoder");
+
+ {
+ gint id;
+ GstIndexEntry *entry;
+ gint64 result;
+ gint total_tm;
+
+ gst_index_get_writer_id (index, GST_OBJECT (src), &id);
+
+ entry = gst_index_get_assoc_entry (index, id, GST_INDEX_LOOKUP_BEFORE, 0,
+ GST_FORMAT_TIME, G_MAXINT64);
+ g_assert (entry);
+ gst_index_entry_assoc_map (entry, GST_FORMAT_TIME, &result);
+ total_tm = result * 60 / GST_SECOND;
+ g_print ("total time = %.2fs\n", total_tm / 60.0);
+ }
+
+ pad = gst_element_get_pad (src, "src");
+ sink = gst_element_factory_make ("fakesink", "sink");
+ gst_element_link_pads (src, "src", sink, "sink");
+ gst_bin_add (GST_BIN (pipeline), sink);
+
+ g_print ("seeking %s...\n", argv[2]);
+ event = gst_event_new_seek (GST_FORMAT_TIME |
+ GST_SEEK_METHOD_SET | GST_SEEK_FLAG_FLUSH, 5 * 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 (gst_bin_iterate (GST_BIN (pipeline))) {
+ if (!quiet && (count % 1000 == 0)) {
+ print_progress (pad);
+ }
+ count++;
+ }
+
+ gst_element_set_state (pipeline, GST_STATE_NULL);
+
+ return 1;
+}
projects / mafwsubrenderer / blobdiff