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adapter: always negotiate from convert to follower

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Make the converter format a higher priority in all cases. The converter
has been negotiated first and is able to make a better suggestion for
the ideal format in all cases.
This commit is contained in:
Wim Taymans 2025-05-05 10:33:07 +02:00
parent 14eb03a821
commit 399ff82ab2
2 changed files with 30 additions and 68 deletions
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49
spa/plugins/audioconvert/audioadapter.c
View file

@ -946,7 +946,6 @@ static int negotiate_format(struct impl *this)
uint8_t buffer[4096];
struct spa_pod_builder b = { 0 };
int res, fres;
struct spa_node *src, *dst;
spa_log_debug(this->log, "%p: have_format:%d recheck:%d", this, this->have_format,
this->recheck_format);
@ -964,36 +963,13 @@ static int negotiate_format(struct impl *this)
spa_node_send_command(this->follower,
&SPA_NODE_COMMAND_INIT(SPA_NODE_COMMAND_ParamBegin));
if (this->direction == SPA_DIRECTION_INPUT) {
src = this->target;
dst = this->follower;
} else {
src = this->follower;
dst = this->target;
}
/* first try the ideal converter format, which is likely passthrough */
tstate = 0;
fres = node_port_enum_params_sync(this, this->target,
SPA_DIRECTION_REVERSE(this->direction), 0,
SPA_PARAM_EnumFormat, &tstate,
NULL, &format, &b);
if (fres == 1) {
fstate = 0;
res = node_port_enum_params_sync(this, this->follower,
this->direction, 0,
SPA_PARAM_EnumFormat, &fstate,
format, &format, &b);
if (res == 1)
goto found;
}
/* then try something the follower can accept */
/* The target has been negotiated on its other ports and so it can propose
* a passthrough format or an ideal conversion. We use the suggestions of the
* target to find the best follower format */
for (fstate = 0;;) {
format = NULL;
res = node_port_enum_params_sync(this, src,
SPA_DIRECTION_OUTPUT, 0,
res = node_port_enum_params_sync(this, this->target,
SPA_DIRECTION_REVERSE(this->direction), 0,
SPA_PARAM_EnumFormat, &fstate,
NULL, &format, &b);
@ -1002,18 +978,23 @@ static int negotiate_format(struct impl *this)
else if (res <= 0)
break;
if (format != NULL)
spa_debug_log_pod(this->log, SPA_LOG_LEVEL_DEBUG, 0, NULL, format);
tstate = 0;
fres = node_port_enum_params_sync(this, dst,
SPA_DIRECTION_INPUT, 0,
fres = node_port_enum_params_sync(this, this->follower,
this->direction, 0,
SPA_PARAM_EnumFormat, &tstate,
format, &format, &b);
if (fres == 0 && res == 1)
continue;
if (format != NULL)
spa_debug_log_pod(this->log, SPA_LOG_LEVEL_DEBUG, 0, NULL, format);
res = fres;
break;
}
found:
if (format == NULL) {
debug_params(this, this->follower, this->direction, 0,
SPA_PARAM_EnumFormat, format, "follower format", res);
@ -1283,8 +1264,8 @@ static void follower_info(void *data, const struct spa_node_info *info)
struct impl *this = data;
uint32_t i;
spa_log_debug(this->log, "%p: info change:%08"PRIx64, this,
info->change_mask);
spa_log_debug(this->log, "%p: info change:%08"PRIx64" %d:%d", this,
info->change_mask, info->max_input_ports, info->max_output_ports);
if (this->follower_removing)
return;