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pulse-server: allow per-application latency quirks

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Make it possible to set latency and buffer parameters in the matching
rules.

Add a rule for speech-dispatcher and force it to some larger latency.
This commit is contained in:
Wim Taymans 2022-01-22 16:17:09 +01:00
parent 7f08cadca4
commit 4f57f3cdae
4 changed files with 55 additions and 18 deletions
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21
src/modules/module-protocol-pulse/stream.c
View file

@ -44,11 +44,25 @@
#include "reply.h"
#include "stream.h"
static int parse_frac(struct pw_properties *props, const char *key,
const struct spa_fraction *def, struct spa_fraction *res)
{
const char *str;
if (props == NULL ||
(str = pw_properties_get(props, key)) == NULL ||
sscanf(str, "%u/%u", &res->num, &res->denom) != 2 ||
res->denom == 0) {
*res = *def;
}
return 0;
}
struct stream *stream_new(struct client *client, enum stream_type type, uint32_t create_tag,
const struct sample_spec *ss, const struct channel_map *map,
const struct buffer_attr *attr)
{
int res;
struct defs *defs = &client->impl->defs;
struct stream *stream = calloc(1, sizeof(*stream));
if (stream == NULL)
@ -67,6 +81,13 @@ struct stream *stream_new(struct client *client, enum stream_type type, uint32_t
stream->attr = *attr;
spa_ringbuffer_init(&stream->ring);
parse_frac(client->props, "pulse.min.req", &defs->min_req, &stream->min_req);
parse_frac(client->props, "pulse.min.frag", &defs->min_frag, &stream->min_frag);
parse_frac(client->props, "pulse.min.quantum", &defs->min_quantum, &stream->min_quantum);
parse_frac(client->props, "pulse.default.req", &defs->default_req, &stream->default_req);
parse_frac(client->props, "pulse.default.frag", &defs->default_frag, &stream->default_frag);
parse_frac(client->props, "pulse.default.tlength", &defs->default_tlength, &stream->default_tlength);
switch (type) {
case STREAM_TYPE_RECORD:
stream->direction = PW_DIRECTION_INPUT;