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client-node: pass position around

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Pass the position from server to clients
Implement current time in stream.c using the position info
This commit is contained in:
Wim Taymans 2018-06-07 11:01:20 +02:00
parent 3d25e254ef
commit e5629b23f3
6 changed files with 34 additions and 31 deletions
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14
src/modules/module-client-node/client-node.c
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@ -896,7 +896,7 @@ static int impl_node_process(struct spa_node *node)
{
struct node *this = SPA_CONTAINER_OF(node, struct node, node);
struct impl *impl = this->impl;
struct pw_driver_quantum *q;
struct pw_driver_quantum *q, *rq;
uint64_t cmd = 1;
if (this->impl->this.status != SPA_ID_INVALID) {
@ -907,12 +907,12 @@ static int impl_node_process(struct spa_node *node)
spa_log_trace(this->log, "%p: send process %p", this, impl->this.node->driver_node);
q = impl->this.node->driver_node->rt.quantum;
rq = SPA_MEMBER(impl->position, sizeof(struct pw_client_node_position),
struct pw_driver_quantum);
impl->position->nsec = q->time;
impl->position->duration = q->size;
impl->position->position = impl->next_position;
impl->position->rate = q->rate;
impl->next_position += q->size;
*rq = *q;
rq->position = impl->next_position;
impl->next_position += rq->size;
if (write(this->writefd, &cmd, 8) != 8)
spa_log_warn(this->log, "node %p: error %s", this, strerror(errno));
@ -1185,7 +1185,7 @@ static void node_initialized(void *data)
pw_log_debug("client-node %p: transport fd %d %d", node, impl->fds[0], impl->fds[1]);
area_size = sizeof(struct spa_io_buffers) * MAX_AREAS;
size = area_size + sizeof(struct pw_client_node_position);
size = area_size + sizeof(struct pw_client_node_position) + sizeof(struct pw_driver_quantum);
if (pw_memblock_alloc(PW_MEMBLOCK_FLAG_WITH_FD |
PW_MEMBLOCK_FLAG_MAP_READWRITE |