From e54d5476211d9a54c245c74ade20bfbb2d9cf47b Mon Sep 17 00:00:00 2001 From: Wim Taymans Date: Wed, 27 Nov 2002 21:01:41 +0000 Subject: [PATCH] Added example indexing program for mpeg Original commit message from CVS: Added example indexing program for mpeg --- examples/indexing/Makefile.am | 7 +++ examples/indexing/indexmpeg.c | 101 ++++++++++++++++++++++++++++++++ tests/old/examples/indexing/Makefile.am | 7 +++ tests/old/examples/indexing/indexmpeg.c | 101 ++++++++++++++++++++++++++++++++ 4 files changed, 216 insertions(+) create mode 100644 examples/indexing/Makefile.am create mode 100644 examples/indexing/indexmpeg.c create mode 100644 tests/old/examples/indexing/Makefile.am create mode 100644 tests/old/examples/indexing/indexmpeg.c diff --git a/examples/indexing/Makefile.am b/examples/indexing/Makefile.am new file mode 100644 index 0000000..800135f --- /dev/null +++ b/examples/indexing/Makefile.am @@ -0,0 +1,7 @@ +examples = indexmpeg + +noinst_PROGRAMS = $(examples) + +# we have nothing but apps here, we can do this safely +LIBS = $(GST_LIBS) $(GTK_LIBS) $(FT2_LIBS) +AM_CFLAGS = $(GST_CFLAGS) $(GTK_CFLAGS) diff --git a/examples/indexing/indexmpeg.c b/examples/indexing/indexmpeg.c new file mode 100644 index 0000000..8c7a134 --- /dev/null +++ b/examples/indexing/indexmpeg.c @@ -0,0 +1,101 @@ +/* GStreamer + * Copyright (C) <1999> Erik Walthinsen + * + * 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 + +static void +entry_added (GstCache *tc, GstCacheEntry *entry) +{ + switch (entry->type) { + case GST_CACHE_ENTRY_ID: + g_print ("id %d describes writer %s\n", entry->id, + GST_CACHE_ID_DESCRIPTION (entry)); + break; + case GST_CACHE_ENTRY_FORMAT: + g_print ("%d: registered format %d for %s\n", entry->id, + GST_CACHE_FORMAT_FORMAT (entry), + GST_CACHE_FORMAT_KEY (entry)); + break; + case GST_CACHE_ENTRY_ASSOCIATION: + { + gint i; + + g_print ("%d: %08x ", entry->id, GST_CACHE_ASSOC_FLAGS (entry)); + for (i = 0; i < GST_CACHE_NASSOCS (entry); i++) { + g_print ("%d %lld ", GST_CACHE_ASSOC_FORMAT (entry, i), + GST_CACHE_ASSOC_VALUE (entry, i)); + } + g_print ("\n"); + break; + } + default: + break; + } +} + +static GstElement* +make_mpeg_pipeline (const gchar *path) +{ + GstElement *pipeline; + GstElement *src, *demux; + GstCache *cache; + + 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); + + cache = gst_cache_new (); + g_signal_connect (G_OBJECT (cache), "entry_added", G_CALLBACK (entry_added), NULL); + gst_element_set_cache (demux, cache); + + gst_element_connect_pads (src, "src", demux, "sink"); + + return pipeline; +} + +gint +main (gint argc, gchar *argv[]) +{ + GstElement *pipeline; + + gst_init (&argc, &argv); + + if (argc < 2) { + g_print ("usage: %s \n", argv[0]); + return -1; + } + + + pipeline = make_mpeg_pipeline (argv[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 1; +} + diff --git a/tests/old/examples/indexing/Makefile.am b/tests/old/examples/indexing/Makefile.am new file mode 100644 index 0000000..800135f --- /dev/null +++ b/tests/old/examples/indexing/Makefile.am @@ -0,0 +1,7 @@ +examples = indexmpeg + +noinst_PROGRAMS = $(examples) + +# we have nothing but apps here, we can do this safely +LIBS = $(GST_LIBS) $(GTK_LIBS) $(FT2_LIBS) +AM_CFLAGS = $(GST_CFLAGS) $(GTK_CFLAGS) diff --git a/tests/old/examples/indexing/indexmpeg.c b/tests/old/examples/indexing/indexmpeg.c new file mode 100644 index 0000000..8c7a134 --- /dev/null +++ b/tests/old/examples/indexing/indexmpeg.c @@ -0,0 +1,101 @@ +/* GStreamer + * Copyright (C) <1999> Erik Walthinsen + * + * 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 + +static void +entry_added (GstCache *tc, GstCacheEntry *entry) +{ + switch (entry->type) { + case GST_CACHE_ENTRY_ID: + g_print ("id %d describes writer %s\n", entry->id, + GST_CACHE_ID_DESCRIPTION (entry)); + break; + case GST_CACHE_ENTRY_FORMAT: + g_print ("%d: registered format %d for %s\n", entry->id, + GST_CACHE_FORMAT_FORMAT (entry), + GST_CACHE_FORMAT_KEY (entry)); + break; + case GST_CACHE_ENTRY_ASSOCIATION: + { + gint i; + + g_print ("%d: %08x ", entry->id, GST_CACHE_ASSOC_FLAGS (entry)); + for (i = 0; i < GST_CACHE_NASSOCS (entry); i++) { + g_print ("%d %lld ", GST_CACHE_ASSOC_FORMAT (entry, i), + GST_CACHE_ASSOC_VALUE (entry, i)); + } + g_print ("\n"); + break; + } + default: + break; + } +} + +static GstElement* +make_mpeg_pipeline (const gchar *path) +{ + GstElement *pipeline; + GstElement *src, *demux; + GstCache *cache; + + 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); + + cache = gst_cache_new (); + g_signal_connect (G_OBJECT (cache), "entry_added", G_CALLBACK (entry_added), NULL); + gst_element_set_cache (demux, cache); + + gst_element_connect_pads (src, "src", demux, "sink"); + + return pipeline; +} + +gint +main (gint argc, gchar *argv[]) +{ + GstElement *pipeline; + + gst_init (&argc, &argv); + + if (argc < 2) { + g_print ("usage: %s \n", argv[0]); + return -1; + } + + + pipeline = make_mpeg_pipeline (argv[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 1; +} + -- 2.7.4