Add beginning of gstreamer stuff
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3c7449a1df
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@ -1,6 +1,6 @@
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## Process this file with automake to produce Makefile.in
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SUBDIRS = src
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SUBDIRS = src tools
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EXTRA_DIST = \
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README AUTHORS COPYING
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@ -10,6 +10,7 @@ AM_CONFIG_HEADER(src/config.h)
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AC_ISC_POSIX
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AC_PROG_CC
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AM_PROG_CC_STDC
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AM_PROG_CC_C_O
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AC_HEADER_STDC
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AC_C_CONST
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AM_ENABLE_SHARED
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@ -76,6 +77,17 @@ GST_MAJORMINOR=0.10
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GST_REQS=0.10.2
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GSTPLUG_REQS=0.10.1
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PKG_CHECK_MODULES(GSTREAMER, [
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gstreamer-$GST_MAJORMINOR >= $GST_REQS
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gstreamer-plugins-base-$GST_MAJORMINOR >= $GSTPLUG_REQS],
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[
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have_gstreamer="yes"
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AC_DEFINE(BUILD_GSTREAMER_SUPPORT, 1, [Enable Gstreamer Support for Ecdb])
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],
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[have_gstreamer="false"])
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AM_CONDITIONAL(GSTREAMER_BUILD_SUPPORT, test "x$have_gstreamer" = "xyes")
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dnl Make gstreamer an optional dependancy at some point
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PKG_CHECK_MODULES(ECDB, [
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ecore
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@ -84,12 +96,19 @@ PKG_CHECK_MODULES(ECDB, [
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efreet-mime
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libburn-1 >= $LIBBURN_REQUIRED
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libisofs-1 >= $LIBISOFS_REQUIRED
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gstreamer-$GST_MAJORMINOR >= $GST_REQS
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gstreamer-plugins-base-$GST_MAJORMINOR >= $GSTPLUG_REQS
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])
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AC_OUTPUT([
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Makefile
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src/Makefile
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src/Makefile
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tools/Makefile
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tools/ecdb_transcode_helper/Makefile
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])
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echo
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echo "ECDB"
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echo
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echo "Optional Components:"
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echo "Gstreamer Support............................: $have_gstreamer"
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echo
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@ -17,7 +17,6 @@
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#include <libburn/libburn.h>
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#include <libisofs/libisofs.h>
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#include <pthread.h>
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#include <gst/gst.h>
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#undef FREE
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#define FREE(dat) \
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3
experimental/ecdb/trunk/tools/Makefile.am
Normal file
3
experimental/ecdb/trunk/tools/Makefile.am
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@ -0,0 +1,3 @@
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MAINTAINERCLEANFILES = Makefile.in
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SUBDIRS = ecdb_transcode_helper
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@ -0,0 +1,12 @@
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if GSTREAMER_BUILD_SUPPORT
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MAINTAINERCLEANFILES = Makefile.im
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bin_PROGRAMS = ecdb_transcode_helper
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ecdb_transcode_helper_SOURCES = ecdb_transcode_helper.c
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ecdb_transcode_helper_CFLAGS = @GSTREAMER_CFLAGS@
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ecdb_transcode_helper_LDADD = @GSTREAMER_LIBS@
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endif
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@ -0,0 +1,132 @@
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#include <gst/gst.h>
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GstElement *pipeline, *audio;
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static gboolean
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bus_call(GstBus *bus, GstMessage *msg, gpointer data)
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{
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GMainLoop *loop = (GMainLoop *) data;
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switch (GST_MESSAGE_TYPE(msg))
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{
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case GST_MESSAGE_EOS:
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{
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g_print("End of stream\n");
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g_print("Send data back to main program\n");
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g_main_loop_quit(loop);
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break;
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}
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case GST_MESSAGE_ERROR:
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{
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gchar *debug;
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GError *err;
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gst_message_parse_error(msg, &err, &debug);
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g_free(debug);
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g_print("Error: %s\n", err->message);
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g_print("Send error back to main program\n");
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g_error_free(err);
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g_main_loop_quit(loop);
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break;
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}
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default:
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break;
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}
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return TRUE;
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}
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static void
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cb_newpad (GstElement *decodebin, GstPad *pad, gboolean last, gpointer data)
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{
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GstCaps *caps;
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GstStructure *str;
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GstPad *audiopad;
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audiopad = gst_element_get_static_pad (audio, "sink");
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if (GST_PAD_IS_LINKED (audiopad))
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{
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g_object_unref (audiopad);
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return;
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}
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caps = gst_pad_get_caps (pad);
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str = gst_caps_get_structure (caps, 0);
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if (!g_strrstr (gst_structure_get_name (str), "audio"))
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{
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gst_caps_unref (caps);
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gst_object_unref (audiopad);
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return;
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}
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gst_caps_unref (caps);
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gst_pad_link (pad, audiopad);
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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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GMainLoop *loop;
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GstElement *src, *dec, *conv, *resample, *filter, *sink;
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GstCaps *filtercaps;
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GstPad *audiopad;
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GstBus *bus;
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gst_init (&argc, &argv);
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loop = g_main_loop_new (NULL, FALSE);
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if (argc != 2)
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{
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g_print ("Error: no supplied file!\n");
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return 1;
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}
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pipeline = gst_pipeline_new ("pipeline");
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bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
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gst_bus_add_watch (bus, bus_call, loop);
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gst_object_unref (bus);
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src = gst_element_factory_make ("filesrc", NULL);
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g_object_set (G_OBJECT (src), "location", argv[1], NULL);
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dec = gst_element_factory_make ("decodebin", NULL);
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g_signal_connect (dec, "new-decoded-pad", G_CALLBACK (cb_newpad), NULL);
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gst_bin_add_many (GST_BIN (pipeline), src, dec, NULL);
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gst_element_link (src, dec);
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audio = gst_bin_new ("audiobin");
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conv = gst_element_factory_make ("audioconvert", NULL);
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/* Here's the bit of magic */
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resample = gst_element_factory_make("audioresample", NULL);
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filter = gst_element_factory_make("capsfilter", NULL);
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filtercaps = gst_caps_new_full(gst_structure_new("audio/x-raw-int",
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"channels", G_TYPE_INT, 2,
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"width", G_TYPE_INT, 16,
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"depth", G_TYPE_INT, 16,
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"endianness", G_TYPE_INT, 1234,
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"rate", G_TYPE_INT, 44100,
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"signed", G_TYPE_BOOLEAN, TRUE,
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NULL), NULL);
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g_object_set(GST_OBJECT(filter), "caps", filtercaps, NULL);
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gst_caps_unref(filtercaps);
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audiopad = gst_element_get_static_pad(conv, "sink");
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sink = gst_element_factory_make ("filesink", NULL);
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g_object_set(G_OBJECT(sink), "location", "/home/jaime/test.wav", NULL);
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gst_bin_add_many(GST_BIN (audio), conv, resample, filter, sink, NULL);
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gst_element_link_many(conv, resample, filter, sink, NULL);
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gst_element_add_pad (audio, gst_ghost_pad_new ("sink", audiopad));
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gst_object_unref (audiopad);
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gst_bin_add (GST_BIN (pipeline), audio);
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gst_element_set_state (pipeline, GST_STATE_PLAYING);
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g_main_loop_run (loop);
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gst_element_set_state (pipeline, GST_STATE_NULL);
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gst_object_unref (GST_OBJECT (pipeline));
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return 0;
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}
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