#include <config.h>
#include <glib.h>
+#include <glib/gi18n.h>
#include <libchimara/glk.h>
#ifdef GSTREAMER_SOUND
#include <gst/gst.h>
#include "schannel.h"
#include "chimara-glk-private.h"
#include "gi_dispa.h"
+#include "gi_blorb.h"
+#include "resource.h"
extern GPrivate *glk_data_key;
+#ifdef GSTREAMER_SOUND
+static void
+on_pipeline_message(GstBus *bus, GstMessage *message, schanid_t s)
+{
+ g_print("Got %s message\n", GST_MESSAGE_TYPE_NAME(message));
+
+ switch(GST_MESSAGE_TYPE(message)) {
+ case GST_MESSAGE_ERROR:
+ {
+ GError *err;
+ gchar *debug;
+
+ gst_message_parse_error(message, &err, &debug);
+ g_print("Error: %s\n", err->message);
+ g_error_free(err);
+ g_free(debug);
+ }
+ break;
+ case GST_MESSAGE_STATE_CHANGED:
+ {
+ GstState old_state, new_state;
+ gst_message_parse_state_changed(message, &old_state, &new_state, NULL);
+ g_print("Element %s changed state from %s to %s.\n",
+ GST_OBJECT_NAME(message->src),
+ gst_element_state_get_name(old_state),
+ gst_element_state_get_name(new_state));
+ }
+ break;
+ case GST_MESSAGE_EOS:
+ /* end-of-stream */
+ if(!gst_element_set_state(s->pipeline, GST_STATE_READY))
+ WARNING_S(_("Could not set GstElement state to"), "READY");
+ break;
+ default:
+ /* unhandled message */
+ break;
+ }
+}
+
+static void
+on_ogg_demuxer_pad_added(GstElement *demux, GstPad *pad, schanid_t s)
+{
+ GstPad *sinkpad;
+
+ /* We can now link this pad with the vorbis-decoder sink pad */
+ sinkpad = gst_element_get_static_pad(s->decode, "sink");
+ gst_pad_link(pad, sinkpad);
+ gst_object_unref(sinkpad);
+}
+
+static void
+on_type_found(GstElement *typefind, guint probability, GstCaps *caps, schanid_t s)
+{
+ gchar *type = gst_caps_to_string(caps);
+ if(strcmp(type, "application/ogg") == 0)
+ {
+ s->demux = gst_element_factory_make("oggdemux", NULL);
+ s->decode = gst_element_factory_make("vorbisdec", NULL);
+ if(!s->demux || !s->decode)
+ {
+ WARNING(_("Could not create one or more GStreamer elements"));
+ goto finally;
+ }
+ gst_bin_add_many(GST_BIN(s->pipeline), s->demux, s->decode, NULL);
+ if(!gst_element_link(s->typefind, s->demux) || !gst_element_link(s->decode, s->convert))
+ {
+ WARNING(_("Could not link GStreamer elements"));
+ goto finally;
+ }
+ /* We link the demuxer and decoder together dynamically, since the
+ demuxer doesn't know what source pads it will have until it starts
+ demuxing the stream */
+ g_signal_connect(s->demux, "pad-added", G_CALLBACK(on_ogg_demuxer_pad_added), s);
+ }
+ else if(strcmp(type, "audio/x-aiff") == 0)
+ {
+ s->decode = gst_element_factory_make("aiffparse", NULL);
+ if(!s->decode)
+ {
+ WARNING(_("Could not create 'aiffparse' GStreamer element"));
+ goto finally;
+ }
+ gst_bin_add(GST_BIN(s->pipeline), s->decode);
+ if(!gst_element_link_many(s->typefind, s->decode, s->convert, NULL))
+ {
+ WARNING(_("Could not link GStreamer elements"));
+ goto finally;
+ }
+ }
+ else
+ {
+ WARNING("Can't play that type, you FOOL!");
+ }
+
+finally:
+ g_free(type);
+}
+#endif /* GSTREAMER_SOUND */
+
/**
* glk_schannel_create:
* @rock: The rock value to give the new sound channel.
s->pipeline = gst_pipeline_new(pipeline_name);
g_free(pipeline_name);
+ /* Watch for messages from the pipeline */
+ GstBus *bus = gst_pipeline_get_bus(GST_PIPELINE(s->pipeline));
+ gst_bus_add_signal_watch(bus);
+ g_signal_connect(bus, "message", G_CALLBACK(on_pipeline_message), s);
+ gst_object_unref(bus);
+
/* Create GStreamer elements to put in the pipeline */
- s->source = gst_element_factory_make("filesrc", NULL);
+ s->source = gst_element_factory_make("giostreamsrc", NULL);
+ s->typefind = gst_element_factory_make("typefind", NULL);
+ s->convert = gst_element_factory_make("audioconvert", NULL);
s->filter = gst_element_factory_make("volume", NULL);
s->sink = gst_element_factory_make("autoaudiosink", NULL);
- if(!s->source || !s->filter || !s->sink) {
- WARNING("Could not create one or more GStreamer elements");
+ if(!s->source || !s->typefind || !s->convert || !s->filter || !s->sink) {
+ WARNING(_("Could not create one or more GStreamer elements"));
goto fail;
}
- gst_bin_add_many(GST_BIN(s->pipeline), s->source, s->filter, s->sink, NULL);
- if(!gst_element_link_many(s->source, s->filter, s->sink, NULL)) {
- WARNING("Could not link GStreamer elements");
+ gst_bin_add_many(GST_BIN(s->pipeline), s->source, s->typefind, s->convert, s->filter, s->sink, NULL);
+ /* Link elements: Source -> typefinder -> ??? -> Converter -> Volume filter -> Sink */
+ if(!gst_element_link(s->source, s->typefind) || !gst_element_link_many(s->convert, s->filter, s->sink, NULL)) {
+ WARNING(_("Could not link GStreamer elements"));
goto fail;
}
+ g_signal_connect(s->typefind, "have-type", G_CALLBACK(on_type_found), s);
return s;
#ifdef GSTREAMER_SOUND
ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key);
+
+ if(!gst_element_set_state(chan->pipeline, GST_STATE_NULL))
+ WARNING_S(_("Could not set GstElement state to"), "NULL");
glk_data->schannel_list = g_list_delete_link(glk_data->schannel_list, chan->schannel_list);
* in which case playing a MOD resource would fail if one was already playing.
* </para></note>
*
- * <warning><para>This function is not implemented yet.</para></warning>
- *
* Returns: 1 on success, 0 on failure.
*/
glui32
* %gestalt_SoundNotify selector before you rely on it; see <link
* linkend="chimara-Testing-for-Sound-Capabilities">Testing for Sound
* Capabilities</link>.
- *
- * <warning><para>This function is not implemented yet.</para></warning>
*
* Returns: 1 on success, 0 on failure.
*/
glk_schannel_play_ext(schanid_t chan, glui32 snd, glui32 repeats, glui32 notify)
{
VALID_SCHANNEL(chan, return 0);
+#ifdef GSTREAMER_SOUND
+ ChimaraGlkPrivate *glk_data = g_private_get(glk_data_key);
+
+ if(!glk_data->resource_map) {
+ if(!glk_data->resource_load_callback) {
+ WARNING(_("No resource map has been loaded yet."));
+ return 0;
+ }
+ WARNING(_("Loading sound resources from alternative location not yet supported."));
+ return 0;
+ }
+
+ giblorb_result_t resource;
+ giblorb_err_t result = giblorb_load_resource(glk_data->resource_map, giblorb_method_Memory, &resource, giblorb_ID_Snd, snd);
+ if(result != giblorb_err_None) {
+ WARNING_S( _("Error loading resource"), giblorb_get_error_message(result) );
+ return 0;
+ }
+ g_printerr("playing sound resource %d on channel %p\n", snd, chan);
+ GInputStream *stream = g_memory_input_stream_new_from_data(resource.data.ptr, resource.length, NULL);
+ g_object_set(chan->source, "stream", stream, NULL);
+
+ if(!gst_element_set_state(chan->pipeline, GST_STATE_PLAYING)) {
+ WARNING_S(_("Could not set GstElement state to"), "PLAYING");
+ return 0;
+ }
+ return 1;
+#else
return 0;
+#endif
}
/**
*
* Stops any sound playing in the channel. No notification event is generated,
* even if you requested one. If no sound is playing, this has no effect.
- *
- * <warning><para>This function is not implemented yet.</para></warning>
*/
void
glk_schannel_stop(schanid_t chan)
{
VALID_SCHANNEL(chan, return);
+#ifdef GSTREAMER_SOUND
+ if(!gst_element_set_state(chan->pipeline, GST_STATE_READY))
+ WARNING_S(_("Could not set GstElement state to"), "READY");
+#endif
}
/**