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				https://gitlab.freedesktop.org/pipewire/pipewire.git
				synced 2025-11-03 09:01:54 -05:00 
			
		
		
		
	graph: provide in and out counters
Make it possible to have input and output counters to see when a node can be scheduled.
This commit is contained in:
		
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						commit
						26e9daf6b7
					
				
					 6 changed files with 42 additions and 38 deletions
				
			
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			@ -48,14 +48,15 @@ static inline void spa_graph_data_init(struct spa_graph_data *data,
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static inline void spa_graph_data_port_check(struct spa_graph_data *data, struct spa_graph_port *port)
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{
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	struct spa_graph_node *node = port->node;
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	uint32_t required = node->required[SPA_DIRECTION_INPUT];
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	if (port->io->status == SPA_RESULT_HAVE_BUFFER)
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		node->ready_in++;
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		node->ready[SPA_DIRECTION_INPUT]++;
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	debug("port %p node %p check %d %d %d\n", port, node,
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	      port->io->status, node->ready_in, node->required_in);
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	      port->io->status, node->ready[SPA_DIRECTION_INPUT], required);
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	if (node->required_in > 0 && node->ready_in == node->required_in) {
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	if (required > 0 && node->ready[SPA_DIRECTION_INPUT] == required) {
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		node->state = SPA_GRAPH_STATE_IN;
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		if (node->ready_link.next == NULL)
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			spa_list_insert(data->ready.prev, &node->ready_link);
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			@ -105,7 +106,7 @@ static inline bool spa_graph_data_iterate(struct spa_graph_data *data)
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			break;
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		case SPA_GRAPH_STATE_CHECK_IN:
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			n->ready_in = 0;
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			n->ready[SPA_DIRECTION_INPUT] = 0;
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			spa_list_for_each(p, &n->ports[SPA_DIRECTION_INPUT], link) {
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				struct spa_graph_node *pn = p->peer->node;
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				if (p->io->status == SPA_RESULT_NEED_BUFFER) {
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			@ -116,7 +117,7 @@ static inline bool spa_graph_data_iterate(struct spa_graph_data *data)
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								&pn->ready_link);
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					}
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				} else if (p->io->status == SPA_RESULT_OK)
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					n->ready_in++;
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					n->ready[SPA_DIRECTION_INPUT]++;
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			}
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		case SPA_GRAPH_STATE_CHECK_OUT:
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			spa_list_for_each(p, &n->ports[SPA_DIRECTION_OUTPUT], link)
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			@ -46,11 +46,11 @@ static inline void spa_graph_port_check(struct spa_graph *graph, struct spa_grap
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	struct spa_graph_node *node = port->node;
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	if (port->io->status == SPA_RESULT_HAVE_BUFFER)
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		node->ready_in++;
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		node->ready++;
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	debug("port %p node %p check %d %d %d\n", port, node, port->io->status, node->ready_in, node->required_in);
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	debug("port %p node %p check %d %d %d\n", port, node, port->io->status, node->ready, node->required);
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	if (node->required_in > 0 && node->ready_in == node->required_in) {
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	if (node->required > 0 && node->ready == node->required) {
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		node->action = SPA_GRAPH_ACTION_IN;
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		if (node->ready_link.next == NULL)
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			spa_list_insert(graph->ready.prev, &node->ready_link);
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			@ -63,12 +63,12 @@ static inline void spa_graph_port_check(struct spa_graph *graph, struct spa_grap
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static inline void spa_graph_node_update(struct spa_graph *graph, struct spa_graph_node *node) {
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	struct spa_graph_port *p;
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	node->ready_in = 0;
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	node->ready = 0;
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	spa_list_for_each(p, &node->ports[SPA_DIRECTION_INPUT], link) {
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		if (p->io->status == SPA_RESULT_OK && !(node->flags & SPA_GRAPH_NODE_FLAG_ASYNC))
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			node->ready_in++;
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			node->ready++;
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	}
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	debug("node %p update %d ready\n", node, node->ready_in);
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	debug("node %p update %d ready\n", node, node->ready);
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}
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static inline bool spa_graph_scheduler_iterate(struct spa_graph *graph)
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			@ -125,7 +125,7 @@ next:
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		break;
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	case SPA_GRAPH_STATE_CHECK_IN:
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		n->ready_in = 0;
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		n->ready = 0;
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		spa_list_for_each(p, &n->ports[SPA_DIRECTION_INPUT], link) {
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			struct spa_graph_node *pn = p->peer->node;
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			if (p->io->status == SPA_RESULT_NEED_BUFFER) {
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			@ -137,7 +137,7 @@ next:
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							&pn->ready_link);
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				}
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			} else if (p->io->status == SPA_RESULT_OK)
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				n->ready_in++;
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				n->ready++;
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		}
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		break;
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			@ -36,20 +36,20 @@ static inline int spa_graph_impl_need_input(void *data, struct spa_graph_node *n
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	spa_list_init(&ready);
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	node->ready_in = 0;
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	node->ready[SPA_DIRECTION_INPUT] = 0;
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	spa_list_for_each(p, &node->ports[SPA_DIRECTION_INPUT], link) {
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		struct spa_graph_port *pport;
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		struct spa_graph_node *pnode;
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		if ((pport = p->peer) == NULL)
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			continue;
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		pnode = pport->node;
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		debug("node %p peer %p io %d\n", node, pnode, pport->io->status);
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		debug("node %p peer %p io %d %d\n", node, pnode, pport->io->status, pport->io->buffer_id);
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		if (pport->io->status == SPA_RESULT_NEED_BUFFER) {
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			if (pnode->ready_link.next == NULL)
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				spa_list_append(&ready, &pnode->ready_link);
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		}
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		else if (pport->io->status == SPA_RESULT_OK && !(pnode->flags & SPA_GRAPH_NODE_FLAG_ASYNC))
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			node->ready_in++;
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			node->ready[SPA_DIRECTION_INPUT]++;
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	}
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	spa_list_for_each_safe(n, t, &ready, ready_link) {
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			@ -60,23 +60,23 @@ static inline int spa_graph_impl_need_input(void *data, struct spa_graph_node *n
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		else {
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			spa_list_for_each(p, &n->ports[SPA_DIRECTION_OUTPUT], link) {
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				if (p->io->status == SPA_RESULT_HAVE_BUFFER)
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			                node->ready_in++;
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			                node->ready[SPA_DIRECTION_INPUT]++;
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			}
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		}
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		spa_list_remove(&n->ready_link);
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		n->ready_link.next = NULL;
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	}
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	debug("node %p ready_in:%d required_in:%d\n", node, node->ready_in, node->required_in);
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	debug("node %p ready:%d required:%d\n", node, node->ready[SPA_DIRECTION_INPUT], node->required[SPA_DIRECTION_INPUT]);
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	if (node->required_in > 0 && node->ready_in == node->required_in) {
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	if (node->required[SPA_DIRECTION_INPUT] > 0 && node->ready[SPA_DIRECTION_INPUT] == node->required[SPA_DIRECTION_INPUT]) {
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		node->state = spa_node_process_input(node->implementation);
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		debug("node %p processed in %d\n", node, node->state);
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		if (node->state == SPA_RESULT_HAVE_BUFFER) {
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			spa_list_for_each(p, &node->ports[SPA_DIRECTION_OUTPUT], link) {
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				if (p->io->status == SPA_RESULT_HAVE_BUFFER)
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					if (p->peer)
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				                p->peer->node->ready_in++;
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				                p->peer->node->ready[SPA_DIRECTION_INPUT]++;
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			}
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		}
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	}
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			@ -100,12 +100,12 @@ static inline int spa_graph_impl_have_output(void *data, struct spa_graph_node *
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			continue;
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		pnode = pport->node;
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		if (pport->io->status == SPA_RESULT_HAVE_BUFFER)
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			pnode->ready_in++;
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			pnode->ready[SPA_DIRECTION_INPUT]++;
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		debug("node %p peer %p io %d %d %d\n", node, pnode, pport->io->status,
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				pnode->ready_in, pnode->required_in);
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				pnode->ready[SPA_DIRECTION_INPUT], pnode->required[SPA_DIRECTION_INPUT]);
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		if (pnode->required_in > 0 && pnode->ready_in == pnode->required_in)
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		if (pnode->required > 0 && pnode->ready == pnode->required)
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			if (pnode->ready_link.next == NULL)
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				spa_list_append(&ready, &pnode->ready_link);
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	}
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			@ -116,11 +116,11 @@ static inline int spa_graph_impl_have_output(void *data, struct spa_graph_node *
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		if (n->state == SPA_RESULT_HAVE_BUFFER)
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			spa_graph_have_output(n->graph, n);
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		else {
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			n->ready_in = 0;
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			n->ready[SPA_DIRECTION_INPUT] = 0;
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			spa_list_for_each(p, &n->ports[SPA_DIRECTION_INPUT], link) {
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				if (p->io->status == SPA_RESULT_OK &&
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				    !(n->flags & SPA_GRAPH_NODE_FLAG_ASYNC))
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			                n->ready_in++;
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			                n->ready[SPA_DIRECTION_INPUT]++;
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			}
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		}
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		spa_list_remove(&n->ready_link);
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			@ -130,10 +130,10 @@ static inline int spa_graph_impl_have_output(void *data, struct spa_graph_node *
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	node->state = spa_node_process_output(node->implementation);
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	debug("node %p processed out %d\n", node, node->state);
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	if (node->state == SPA_RESULT_NEED_BUFFER) {
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		node->ready_in = 0;
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		node->ready[SPA_DIRECTION_INPUT] = 0;
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		spa_list_for_each(p, &node->ports[SPA_DIRECTION_INPUT], link) {
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			if (p->io->status == SPA_RESULT_OK && !(node->flags & SPA_GRAPH_NODE_FLAG_ASYNC))
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				node->ready_in++;
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				node->ready[SPA_DIRECTION_INPUT]++;
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		}
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	}
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	return SPA_RESULT_OK;
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			@ -65,8 +65,8 @@ struct spa_graph_node {
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	struct spa_list ready_link;	/**< link for scheduler */
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#define SPA_GRAPH_NODE_FLAG_ASYNC       (1 << 0)
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	uint32_t flags;			/**< node flags */
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	uint32_t required_in;		/**< required number of ports */
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	uint32_t ready_in;		/**< number of ports with data */
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	uint32_t required[2];		/**< required number of ports */
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	uint32_t ready[2];		/**< number of ports with data */
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	int state;			/**< state of the node */
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	struct spa_node *implementation;/**< node implementation */
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	void *scheduler_data;		/**< scheduler private data */
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			@ -103,7 +103,8 @@ spa_graph_node_init(struct spa_graph_node *node)
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	spa_list_init(&node->ports[SPA_DIRECTION_INPUT]);
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	spa_list_init(&node->ports[SPA_DIRECTION_OUTPUT]);
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	node->flags = 0;
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	node->required_in = node->ready_in = 0;
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	node->required[SPA_DIRECTION_INPUT] = node->ready[SPA_DIRECTION_INPUT] = 0;
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	node->required[SPA_DIRECTION_OUTPUT] = node->ready[SPA_DIRECTION_OUTPUT] = 0;
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	debug("node %p init\n", node);
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}
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			@ -146,8 +147,8 @@ spa_graph_port_add(struct spa_graph_node *node,
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	debug("port %p add to node %p\n", port, node);
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	port->node = node;
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	spa_list_append(&node->ports[port->direction], &port->link);
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	if (!(port->flags & SPA_PORT_INFO_FLAG_OPTIONAL) && port->direction == SPA_DIRECTION_INPUT)
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		node->required_in++;
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	if (!(port->flags & SPA_PORT_INFO_FLAG_OPTIONAL))
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		node->required[port->direction]++;
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}
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static inline void spa_graph_node_remove(struct spa_graph_node *node)
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			@ -162,8 +163,8 @@ static inline void spa_graph_port_remove(struct spa_graph_port *port)
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{
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	debug("port %p remove\n", port);
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	spa_list_remove(&port->link);
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	if (!(port->flags & SPA_PORT_INFO_FLAG_OPTIONAL) && port->direction == SPA_DIRECTION_INPUT)
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		port->node->required_in--;
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	if (!(port->flags & SPA_PORT_INFO_FLAG_OPTIONAL))
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		port->node->required[port->direction]--;
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}
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static inline void
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			@ -299,7 +299,7 @@ static int driver_process_output(struct spa_node *node)
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	out->outbuf->datas[0].chunk->size = ctrl->buffer_size * sizeof(int16_t) * 2;
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	spa_hook_list_call(&nd->listener_list, struct pw_jack_node_events, push);
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	gn->ready_in = gn->required_in;
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	gn->ready[SPA_DIRECTION_INPUT] = gn->required[SPA_DIRECTION_OUTPUT] = 0;
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	return SPA_RESULT_HAVE_BUFFER;
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}
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			@ -433,11 +433,11 @@ static void handle_rtnode_message(struct pw_proxy *proxy, struct pw_client_node_
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	                if (pn->state == SPA_RESULT_HAVE_BUFFER)
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	                        spa_graph_have_output(data->node->rt.graph, pn);
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			else {
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	                        pn->ready_in = 0;
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	                        pn->ready[SPA_DIRECTION_INPUT] = 0;
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	                        spa_list_for_each(pp, &pn->ports[SPA_DIRECTION_INPUT], link) {
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					if (pp->io->status == SPA_RESULT_OK &&
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					    !(pn->flags & SPA_GRAPH_NODE_FLAG_ASYNC))
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						pn->ready_in++;
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						pn->ready[SPA_DIRECTION_INPUT]++;
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				}
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	                }
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		}
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			@ -446,10 +446,12 @@ static void handle_rtnode_message(struct pw_proxy *proxy, struct pw_client_node_
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		spa_list_for_each(port, &n->ports[SPA_DIRECTION_OUTPUT], link) {
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			pn = port->peer->node;
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			pn->state = spa_node_process_output(pn->implementation);
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			if (pn->state == SPA_RESULT_NEED_BUFFER)
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			pw_log_trace("node %p: process output %d", pn->implementation, pn->state);
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			if (pn->state == SPA_RESULT_NEED_BUFFER) {
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				spa_graph_need_input(data->node->rt.graph, pn);
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			}
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		}
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	}
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	else if (PW_CLIENT_NODE_MESSAGE_TYPE(message) == PW_CLIENT_NODE_MESSAGE_REUSE_BUFFER) {
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	}
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	else {
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