more work

git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@17 fefdeb5f-60dc-0310-8127-8f9354f1896f

src/sourceoutput.c

@@ -0,0 +1,57 @@
+#include <assert.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "outputstream.h"
+
+struct output_stream* output_stream_new(struct source *s, struct sample_spec *spec, const char *name) {
+    struct output_stream *o;
+    int r;
+    assert(s && spec);
+
+    o = malloc(sizeof(struct output_stream));
+    assert(o);
+    o->name = name ? strdup(name) : NULL;
+    o->source = s;
+    o->spec = *spec;
+    o->kill = NULL;
+    o->kill_userdata = NULL;
+
+    o->memblockq = memblockq_new(bytes_per_second(spec)*5, sample_size(spec), (size_t) -1);
+    assert(o->memblockq);
+    
+    assert(s->core);
+    r = idxset_put(s->core->output_streams, o, &o->index);
+    assert(r == 0 && o->index != IDXSET_INVALID);
+    r = idxset_put(s->output_streams, o, NULL);
+    assert(r == 0);
+    
+    return o;    
+}
+
+void output_stream_free(struct output_stream* o) {
+    assert(o);
+
+    memblockq_free(o->memblockq);
+
+    assert(o->source && o->source->core);
+    idxset_remove_by_data(o->source->core->output_streams, o, NULL);
+    idxset_remove_by_data(o->source->output_streams, o, NULL);
+    
+    free(o->name);
+    free(o);
+}
+
+void output_stream_set_kill_callback(struct output_stream *i, void (*kill)(struct output_stream*i, void *userdata), void *userdata) {
+    assert(i && kill);
+    i->kill = kill;
+    i->kill_userdata = userdata;
+}
+
+
+void output_stream_kill(struct output_stream*i) {
+    assert(i);
+
+    if (i->kill)
+        i->kill(i, i->kill_userdata);
+}