* along with dart-sounds. If not, see <http://www.gnu.org/licenses/>.
*/
-
+#include <unistd.h>
+#include <string.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
#include <gst/gst.h>
#include <glib.h>
-static gboolean bus_call(GstBus *bus, GstMessage *msg, gpointer data)
+struct bus_call_param
{
- GMainLoop *loop = (GMainLoop *) data;
-
+ GMainLoop *loop;
+ gint* sval;
+ GCond* cond;
+ GMutex* mutex;
+};
+
+static gboolean bus_call(GstBus *bus, GstMessage *msg, gpointer data)
+{
+ struct bus_call_param* p = (struct bus_call_param *)data;
+
switch(GST_MESSAGE_TYPE(msg))
{
case GST_MESSAGE_EOS:
- g_print("End of stream\n");
-// g_main_loop_quit(loop);
+ g_mutex_lock(p->mutex);
+ *(p->sval) = 1;
+ g_mutex_unlock(p->mutex);
+ g_cond_signal(p->cond);
break;
case GST_MESSAGE_ERROR: {
- gchar *debug;
GError *error;
-
- gst_message_parse_error(msg, &error, &debug);
- g_free(debug);
-
+ gst_message_parse_error(msg, &error, NULL);
g_printerr("Error: %s\n", error->message);
- g_error_free(error);
+ if(error->domain == GST_RESOURCE_ERROR || error->domain == GST_STREAM_ERROR) {
+ g_mutex_lock(p->mutex);
+ *(p->sval) = 1;
+ g_mutex_unlock(p->mutex);
+ g_cond_signal(p->cond);
+ } else g_main_loop_quit(p->loop);
- g_main_loop_quit(loop);
+ g_error_free(error);
break;
}
default:
gst_object_unref(sinkpad);
}
-GstElement* init(GMainLoop *loop, int pipe_out)
+struct play_file_param
+{
+ GstElement *pipeline;
+ GstElement *source;
+ gint* sval;
+ GCond* cond;
+ GMutex* mutex;
+ GAsyncQueue* queue;
+ const char* media_d;
+};
+
+static gpointer player(gpointer data)
+{
+ struct play_file_param *p = (struct play_file_param*)data;
+ GstElement* pipeline = p->pipeline;
+ GstElement* source = p->source;
+ gint* sval = p->sval;
+ GCond* cond = p->cond;
+ GMutex* mutex = p->mutex;
+ GAsyncQueue* queue = p->queue;
+ const char* media_d = p->media_d;
+ free(p);
+
+ g_printf("Player thread started\n");
+
+ for(;;) {
+ g_mutex_lock(mutex);
+ while((*sval) < 1)
+ g_cond_wait(cond, mutex);
+ *sval = 0;
+ g_mutex_unlock(mutex);
+
+ char* name = (char*)g_async_queue_pop(queue);
+ if(!name)
+ return NULL;
+
+ gst_element_set_state(pipeline, GST_STATE_READY);
+
+ char* path;
+ asprintf(&path, "%s/%s.ogg", media_d, name);
+ free(name);
+ if(!path)
+ return NULL;
+
+ g_print("playing '%s'\n", path);
+ g_object_set(G_OBJECT(source), "location", path, NULL);
+ free(path);
+ gst_element_set_state(pipeline, GST_STATE_PLAYING);
+ }
+
+ return NULL;
+}
+
+GstElement* init_pipeline(GMainLoop *loop, const char* media_d, GAsyncQueue* queue, gint* sval)
{
+ GCond* cond = g_cond_new();
+ if(!cond) {
+ g_printerr("Condition could not be created.\n");
+ return NULL;
+ }
+ GMutex* mutex = g_mutex_new();
+ if(!cond) {
+ g_printerr("Mutex could not be created.\n");
+ return NULL;
+ }
+
GstElement *pipeline = gst_pipeline_new("dart-sounds");
GstElement *source = gst_element_factory_make("filesrc", "source");
GstElement *demuxer = gst_element_factory_make("oggdemux", "demuxer");
GstElement *decoder = gst_element_factory_make("vorbisdec", "decoder");
GstElement *conv = gst_element_factory_make("audioconvert", "converter");
+ GstElement *filter = gst_element_factory_make("capsfilter", "filter");
GstElement *sink = gst_element_factory_make("autoaudiosink", "sink");
- if (!pipeline || !source || !demuxer || !decoder || !conv || !sink) {
+ if (!pipeline || !source || !demuxer || !decoder || !conv || !filter || !sink) {
g_printerr("One element could not be created. Exiting.\n");
return NULL;
}
- g_object_set(G_OBJECT(source), "location", "../media/bull.ogg", NULL);
-
GstBus *bus = gst_pipeline_get_bus(GST_PIPELINE (pipeline));
- gst_bus_add_watch(bus, bus_call, loop);
+ struct bus_call_param* datab = malloc(sizeof(struct bus_call_param));
+ if(!datab) {
+ g_printerr("Memory error\n");
+ return NULL;
+ }
+ datab->loop = loop;
+ datab->sval = sval;
+ datab->cond = cond;
+ datab->mutex = mutex;
+ gst_bus_add_watch(bus, bus_call, datab);
gst_object_unref(bus);
- gst_bin_add_many(GST_BIN(pipeline), source, demuxer, decoder, conv, sink, NULL);
+ GstCaps* caps = gst_caps_new_simple("audio/x-raw-int", "channels", G_TYPE_INT, 2, NULL);
+ g_object_set(G_OBJECT(filter), "caps", caps, NULL);
+
+ gst_bin_add_many(GST_BIN(pipeline), source, demuxer, decoder, conv, filter, sink, NULL);
gst_element_link(source, demuxer);
- gst_element_link_many(decoder, conv, sink, NULL);
+ gst_element_link_many(decoder, conv, filter, sink, NULL);
g_signal_connect(demuxer, "pad-added", G_CALLBACK(on_pad_added), decoder);
- gst_element_set_state(pipeline, GST_STATE_PLAYING);
+ struct play_file_param* datap = malloc(sizeof(struct play_file_param));
+ if(datap) {
+ datap->pipeline = pipeline;
+ datap->source = source;
+ datap->sval = sval;
+ datap->cond = cond;
+ datap->mutex = mutex;
+ datap->queue = queue;
+ datap->media_d = media_d;
+ g_thread_create(player, datap, 0, NULL);
+ } else {
+ g_printerr("Memory Error\n");
+ return NULL;
+ }
return pipeline;
}
-static void stdin_read(gpointer data)
+struct stdin_read_param
{
- u_int8_t buf[100];
- int len = read(0, buf, sizeof(buf));
- g_print("read %d bytes from stdin\n", len);
+ GMainLoop *loop;
+ GAsyncQueue *queue;
+};
+
+static gboolean stdin_read(GIOChannel* src, GIOCondition cond, gpointer data)
+{
+ struct stdin_read_param *p = (struct stdin_read_param*)data;
+ static size_t offset = 0;
+ static u_int8_t buf[100];
+
+ int len = read(0, &(buf[offset]), sizeof(buf) - offset);
+ if(len <= 0) {
+ if(len) g_printerr("Error on STDIN\n");
+ else g_print("EOF on STDIN\n");
+ g_main_loop_quit(p->loop);
+ }
+
+ offset+=len;
+ if(offset > sizeof(buf)) offset = sizeof(buf);
+
+ size_t i = 0;
+ for(;i < offset;) {
+ if(buf[i] == '\n') {
+ buf[i] = 0;
+
+ char* tmp = strdup(buf);
+ if(tmp) g_async_queue_push(p->queue, tmp);
+
+ if(i < offset) {
+ memmove(buf, &(buf[i+1]), offset - (i+1));
+ offset -= i+1;
+ i = 0;
+ } else {
+ offset = 0;
+ break;
+ }
+ }
+ else i++;
+ }
+
+ return 1;
}
-int main(int argc, char *argv[])
+int main(int argc, char *argv[])
{
- gst_init(&argc, &argv);
+ if(argc < 2) {
+ fprintf(stderr, "Please specify the path to the media directory");
+ return 2;
+ }
+ char* media_d = argv[1];
+
+ gst_init(NULL, NULL);
GMainLoop *loop = g_main_loop_new(NULL, FALSE);
+ if(!loop) {
+ g_printerr("MainLoop could not be created.\n");
+ return 1;
+ }
- GstElement *pipeline = init(loop, 0);
+ GAsyncQueue *queue = g_async_queue_new();
+ if(!queue) {
+ g_printerr("Async queue could not be created.\n");
+ return 1;
+ }
+
+ gint sval = 1;
+ GstElement *pipeline = init_pipeline(loop, media_d, queue, &sval);
if(!pipeline) return 1;
- GMainContext *ctx = g_main_loop_get_context(loop);
GIOChannel* chan = g_io_channel_unix_new(0);
if(!chan) {
g_printerr("IO Channel could not be created.\n");
return 1;
}
-
- GSource* src = g_io_create_watch(chan, G_IO_IN);
-
- g_source_set_callback(src, (GSourceFunc)stdin_read, (gpointer)pipeline, NULL);
- g_source_attach(src, ctx);
+ struct stdin_read_param p;
+ p.loop = loop;
+ p.queue = queue;
+ if(!g_io_add_watch(chan, G_IO_IN | G_IO_ERR | G_IO_HUP, (GIOFunc)stdin_read, &p)) {
+ g_printerr("watch for IO Channel could not be added.\n");
+ return 1;
+ }
g_print("Running...\n");
g_main_loop_run(loop);
g_print("finished, stopping playback\n");
gst_element_set_state(pipeline, GST_STATE_NULL);
- g_print("Deleting pipeline\n");
- gst_object_unref(GST_OBJECT (pipeline));
-
return 0;
}