static void callback_send_a_buffer_create(void *user, VNodeID node_id, VBufferID buffer_id, const char *name,
VNABlockType type, real64 frequency)
{
VSNodeAudio *node;
unsigned int i, j, count;
if(frequency < 0.0)
return;
node = (VSNodeAudio *)vs_get_node(node_id, V_NT_AUDIO);
if(node == NULL)
return;
for(i = 0; i < node->buffer_count; i++)
{
if(buffer_id != i)
{
for(j = 0; name[j] == node->buffers[i].name[j] && name[j] != 0; j++);
if(name[j] == node->buffers[i].name[j])
return;
}
}
if(buffer_id < node->buffer_count && node->buffers[buffer_id].name[0] != 0 && type != node->buffers[buffer_id].type)
{
free(node->buffers[buffer_id].data);
vs_destroy_subscription_list(node->buffers[buffer_id].subscribers);
node->buffers[buffer_id].name[0] = 0;
}
if(buffer_id >= node->buffer_count || node->buffers[buffer_id].name[0] == 0)
{
for(buffer_id = 0; buffer_id < node->buffer_count && node->buffers[buffer_id].name[0] != 0; buffer_id++);
if(buffer_id == node->buffer_count)
{
buffer_id = node->buffer_count;
node->buffer_count += 16;
node->buffers = realloc(node->buffers, (sizeof *node->buffers) * node->buffer_count);
for(i = buffer_id; i < node->buffer_count; i++)
node->buffers[i].name[0] = 0;
}
node->buffers[buffer_id].subscribers = vs_create_subscription_list();
node->buffers[buffer_id].type = type;
node->buffers[buffer_id].frequency = frequency;
node->buffers[buffer_id].length = 64;
node->buffers[buffer_id].data = malloc(sizeof(*node->buffers[buffer_id].data) * node->buffers[buffer_id].length);
for(i = 0; i < node->buffers[buffer_id].length; i++)
node->buffers[buffer_id].data[i] = NULL;
}
for(i = 0; name[i] != 0 && i < 15; i++)
node->buffers[buffer_id].name[i] = name[i];
node->buffers[buffer_id].name[i] = 0;
count = vs_get_subscript_count(node->head.subscribers);
for(i = 0; i < count; i++)
{
vs_set_subscript_session(node->head.subscribers, i);
verse_send_a_buffer_create(node_id, buffer_id, name, type, frequency);
}
vs_reset_subscript_session();
}
static int sync_audio(const NodeAudio *n, const NodeAudio *target)
{
unsigned int i, sync = 1;
const NdbABuffer *buffer, *tbuffer;
for(i = 0; (buffer = dynarr_index(n->buffers, i)) != NULL; i++)
{
if(buffer->name[0] == '\0')
continue;
if((tbuffer = nodedb_a_buffer_find(target, buffer->name)) != NULL)
{
printf("buffer: type=%d freq=%g target: type=%d freq=%g\n",
buffer->type, buffer->frequency,
tbuffer->type, tbuffer->frequency);
if(buffer->type == tbuffer->type && buffer->frequency == tbuffer->frequency)
sync &= sync_audio_buffer(n, buffer, target, tbuffer);
else
printf("can't sync mismatched (type/freq) audio buffers!\n"); /* FIXME: Do it. */
}
else
{
printf("sync sending create of buffer '%s' in %u\n", buffer->name, target->node.id);
verse_send_a_buffer_create(target->node.id, ~0, buffer->name, buffer->type, buffer->frequency);
sync = 0;
}
}
return sync;
}
void vs_a_subscribe(VSNodeAudio *node)
{
unsigned int i;
if(node == NULL)
return;
for(i = 0; i < node->buffer_count; i++)
if(node->buffers[i].name[0] != 0)
verse_send_a_buffer_create(node->head.id, i, node->buffers[i].name, node->buffers[i].type,
node->buffers[i].frequency);
for(i = 0; i < node->stream_count; i++)
if(node->streams[i].name[0] != 0)
verse_send_a_stream_create(node->head.id, i, node->streams[i].name);
}
