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service/pipewire: add a way to set preferred default nodes

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This commit is contained in:
outfoxxed 2024-09-24 01:59:01 -07:00
parent f889f08901
commit fdc78ae16f
Signed by: outfoxxed
GPG key ID: 4C88A185FB89301E
4 changed files with 107 additions and 13 deletions
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69
src/services/pipewire/defaults.cpp
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@ -2,9 +2,12 @@
#include <array>
#include <cstring>
#include <qjsondocument.h>
#include <qjsonobject.h>
#include <qlogging.h>
#include <qloggingcategory.h>
#include <qobject.h>
#include <qstringview.h>
#include <qtmetamacros.h>
#include <spa/utils/json.h>
@ -63,7 +66,7 @@ void PwDefaultTracker::onMetadataProperty(const char* key, const char* type, con
} else return;
QString name;
if (strcmp(type, "Spa:String:JSON") == 0) {
if (type != nullptr && value != nullptr && strcmp(type, "Spa:String:JSON") == 0) {
auto failed = true;
auto iter = std::array<spa_json, 2>();
spa_json_init(&iter[0], value, strlen(value));
@ -138,6 +141,70 @@ void PwDefaultTracker::onNodeDestroyed(QObject* node) {
}
}
void PwDefaultTracker::changeConfiguredSink(PwNode* node) {
if (node != nullptr) {
if (!node->isSink) {
qCCritical(logDefaults) << "Cannot change default sink to a node that is not a sink.";
return;
}
this->changeConfiguredSinkName(node->name);
} else {
this->changeConfiguredSinkName("");
}
}
void PwDefaultTracker::changeConfiguredSinkName(const QString& sink) {
if (sink == this->mDefaultConfiguredSinkName) return;
if (this->setConfiguredDefault("default.configured.audio.sink", sink)) {
this->mDefaultConfiguredSinkName = sink;
qCInfo(logDefaults) << "Set default configured sink to" << sink;
}
}
void PwDefaultTracker::changeConfiguredSource(PwNode* node) {
if (node != nullptr) {
if (node->isSink) {
qCCritical(logDefaults) << "Cannot change default source to a node that is not a source.";
return;
}
this->changeConfiguredSourceName(node->name);
} else {
this->changeConfiguredSourceName("");
}
}
void PwDefaultTracker::changeConfiguredSourceName(const QString& source) {
if (source == this->mDefaultConfiguredSourceName) return;
if (this->setConfiguredDefault("default.configured.audio.source", source)) {
this->mDefaultConfiguredSourceName = source;
qCInfo(logDefaults) << "Set default configured source to" << source;
}
}
bool PwDefaultTracker::setConfiguredDefault(const char* key, const QString& value) {
auto* meta = this->defaultsMetadata.object();
if (!meta || !meta->proxy()) {
qCCritical(logDefaults) << "Cannot set default node as metadata is not ready.";
return false;
}
if (value.isEmpty()) {
meta->setProperty(key, "Spa:String:JSON", nullptr);
} else {
// Spa json is a superset of json so we can avoid the awful spa json api when serializing.
auto json = QJsonDocument({{"name", value}}).toJson(QJsonDocument::Compact);
meta->setProperty(key, "Spa:String:JSON", json.toStdString().c_str());
}
return true;
}
void PwDefaultTracker::setDefaultSink(PwNode* node) {
if (node == this->mDefaultSink) return;
qCInfo(logDefaults) << "Default sink changed to" << node;