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optimize data transport

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Remove queue and ringbuffer between nodes. transfer the buffer id
directly between the io areas when possible.
Let only pinos send push or pull requests for now.
Allow polling multiple fds, like how alsa wants it
Remove port_id from events.
This commit is contained in:
Wim Taymans 2017-01-18 18:29:15 +01:00
parent c8648eaf59
commit 7a9dc2c4fd
18 changed files with 265 additions and 214 deletions
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5
spa/plugins/alsa/alsa-sink.c
View file

@ -32,7 +32,7 @@
typedef struct _SpaALSAState SpaALSASink;
static const char default_device[] = "default";
static const uint32_t default_period_size = 128;
static const uint32_t default_period_size = 32;
static const uint32_t default_periods = 2;
static const bool default_period_event = 0;
@ -691,6 +691,7 @@ spa_alsa_sink_node_process_input (SpaNode *node)
b = &this->buffers[input->buffer_id];
if (!b->outstanding) {
input->buffer_id = SPA_ID_INVALID;
input->status = SPA_RESULT_INVALID_BUFFER_ID;
return SPA_RESULT_ERROR;
}
@ -700,7 +701,9 @@ spa_alsa_sink_node_process_input (SpaNode *node)
} else {
spa_list_insert (this->ready.prev, &b->link);
}
//spa_log_debug (this->log, "alsa-source: got buffer %u", input->buffer_id);
b->outstanding = false;
input->buffer_id = SPA_ID_INVALID;
input->status = SPA_RESULT_OK;
return SPA_RESULT_OK;