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audiomixer: small improvements

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Improve the audiomixer state handling
Improve PortIO status handling.
This commit is contained in:
Wim Taymans 2017-04-28 17:22:23 +02:00
parent e734d239b9
commit fe68ca1be3
9 changed files with 109 additions and 97 deletions
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41
spa/plugins/alsa/alsa-sink.c
View file

@ -550,43 +550,30 @@ spa_alsa_sink_node_process_input (SpaNode *node)
{
SpaALSASink *this;
SpaPortIO *input;
SpaALSABuffer *b;
spa_return_val_if_fail (node != NULL, SPA_RESULT_INVALID_ARGUMENTS);
this = SPA_CONTAINER_OF (node, SpaALSASink, node);
input = this->io;
spa_return_val_if_fail (input != NULL, SPA_RESULT_WRONG_STATE);
if ((input = this->io) == NULL) {
return SPA_RESULT_OK;
}
if (input->status == SPA_RESULT_HAVE_BUFFER &&
input->buffer_id != SPA_ID_INVALID) {
SpaALSABuffer *b = &this->buffers[input->buffer_id];
if (!this->have_format) {
spa_log_error (this->log, "alsa-sink %p: no format", this);
input->status = SPA_RESULT_NO_FORMAT;
return SPA_RESULT_ERROR;
}
if (!b->outstanding) {
spa_log_warn (this->log, "alsa-sink %p: buffer %u in use", this, input->buffer_id);
input->status = SPA_RESULT_INVALID_BUFFER_ID;
return SPA_RESULT_ERROR;
}
if (input->buffer_id >= this->n_buffers) {
spa_log_error (this->log, "alsa-sink %p: invalid buffer %u", this, input->buffer_id);
input->status = SPA_RESULT_INVALID_BUFFER_ID;
return SPA_RESULT_ERROR;
}
spa_log_trace (this->log, "alsa-sink %p: queue buffer %u", this, input->buffer_id);
b = &this->buffers[input->buffer_id];
if (!b->outstanding) {
spa_log_error (this->log, "alsa-sink %p: buffer %u in use", this, input->buffer_id);
spa_list_insert (this->ready.prev, &b->link);
b->outstanding = false;
input->buffer_id = SPA_ID_INVALID;
input->status = SPA_RESULT_INVALID_BUFFER_ID;
return SPA_RESULT_ERROR;
input->status = SPA_RESULT_OK;
}
spa_log_trace (this->log, "alsa-sink %p: queue buffer %u", this, input->buffer_id);
spa_list_insert (this->ready.prev, &b->link);
b->outstanding = false;
input->buffer_id = SPA_ID_INVALID;
input->status = SPA_RESULT_OK;
return SPA_RESULT_OK;
}