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proxy: when requesting Props, only try to enum them if the proxy supports them

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otherwise we get stuck waiting for the param event
and we get warnings on the debug log
This commit is contained in:
George Kiagiadakis 2020-06-02 19:09:18 +03:00
parent 8627fdf1a0
commit e1e6411e19
1 changed files with 43 additions and 12 deletions
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55
lib/wp/proxy.c
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@ -284,6 +284,43 @@ wp_proxy_get_gobj_property (GObject * object, guint property_id, GValue * value,
}
}
static void
wp_proxy_enable_feature_props (WpProxy * self)
{
WpProxyClass *klass = WP_PROXY_GET_CLASS (self);
struct spa_param_info *param_info;
guint n_params;
guint have_propinfo = FALSE, have_props = FALSE;
uint32_t ids[] = { SPA_PARAM_Props };
/* check if we actually have props */
param_info = klass->get_param_info (self, &n_params);
for (guint i = 0; i < n_params; i++) {
if (param_info[i].id == SPA_PARAM_PropInfo)
have_propinfo = TRUE;
else if (param_info[i].id == SPA_PARAM_Props)
have_props = TRUE;
}
if (have_propinfo && have_props) {
if (!klass->enum_params || !klass->subscribe_params) {
wp_proxy_augment_error (self, g_error_new (WP_DOMAIN_LIBRARY,
WP_LIBRARY_ERROR_INVARIANT,
"Proxy does not support enum/subscribe params API"));
return;
}
klass->enum_params (self, SPA_PARAM_PropInfo, 0, -1, NULL);
klass->subscribe_params (self, ids, SPA_N_ELEMENTS (ids));
} else {
/* declare as ready with no props */
wp_proxy_set_feature_ready (self, WP_PROXY_FEATURE_PROPS);
}
g_signal_handlers_disconnect_by_func (self,
wp_proxy_enable_feature_props, self);
}
static void
wp_proxy_default_augment (WpProxy * self, WpProxyFeatures features)
{
@ -310,19 +347,13 @@ wp_proxy_default_augment (WpProxy * self, WpProxyFeatures features)
}
if (features & WP_PROXY_FEATURE_PROPS && !priv->props) {
WpProxyClass *klass = WP_PROXY_GET_CLASS (self);
uint32_t ids[] = { SPA_PARAM_Props };
if (!klass->enum_params || !klass->subscribe_params) {
wp_proxy_augment_error (self, g_error_new (WP_DOMAIN_LIBRARY,
WP_LIBRARY_ERROR_OPERATION_FAILED,
"Proxy does not support enum/subscribe params API"));
return;
}
wp_proxy_set_props (self, wp_props_new (WP_PROPS_MODE_CACHE, self));
klass->enum_params (self, SPA_PARAM_PropInfo, 0, -1, NULL);
klass->subscribe_params (self, ids, SPA_N_ELEMENTS (ids));
if (priv->ft_ready & WP_PROXY_FEATURE_INFO)
wp_proxy_enable_feature_props (self);
else
g_signal_connect (self, "notify::param-info",
G_CALLBACK (wp_proxy_enable_feature_props), self);
}
}