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stream: add more timing info

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Keep track of queued data in the stream
Pass delay field around to make it possible to know about the raw
software read/write pointer and the hardware one.
Start stream position at 0
This commit is contained in:
Wim Taymans 2018-07-19 13:30:27 +02:00
parent d3c203b744
commit 0d148654c0
8 changed files with 72 additions and 21 deletions
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5
src/modules/module-client-node/client-node.c
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@ -163,6 +163,7 @@ struct impl {
int other_fds[2];
struct pw_client_node_position *position;
uint64_t start;
};
/** \endcond */
@ -818,6 +819,7 @@ impl_node_port_use_buffers(struct spa_node *node,
}
}
}
impl->start = -1;
pw_client_node_resource_port_use_buffers(this->resource,
this->seq,
@ -912,7 +914,10 @@ static int impl_node_process(struct spa_node *node)
rq = SPA_MEMBER(impl->position, sizeof(struct pw_client_node_position),
struct pw_driver_quantum);
if (impl->start == -1)
impl->start = q->position;
*rq = *q;
rq->position -= impl->start;
if (write(this->writefd, &cmd, 8) != 8)
spa_log_warn(this->log, "node %p: error %s", this, strerror(errno));