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module-filter-apply: Don't implement policy in module-device-manager

Browse source 
This adds an ignore mechanism to module-device-manager and uses that
from within module-filter-apply, rather than having m-d-m have knowledge
of anything related to m-f-a.

Signed-off-by: Arun Raghavan <git@arunraghavan.net>
This commit is contained in:
Arun Raghavan 2016-04-25 18:14:04 +05:30
parent 87048cc334
commit 4331733c19
2 changed files with 50 additions and 24 deletions
Download patch file Download diff file Expand all files Collapse all files

22
src/modules/module-device-manager.c
View file

@ -649,7 +649,7 @@ static void update_highest_priority_device_indexes(struct userdata *u, const cha
}
static void route_sink_input(struct userdata *u, pa_sink_input *si) {
const char *filter_device;
const char *ignore;
const char *role;
uint32_t role_index, device_index;
pa_sink *sink;
@ -664,13 +664,8 @@ static void route_sink_input(struct userdata *u, pa_sink_input *si) {
if (!si->sink)
return;
/* If module-filter-apply has loaded a filter for the stream, let's not
* break the filtering. The pa_streq() check is needed, because
* module-filter-apply doesn't unset the property when the stream moves
* away from the filter device for whatever reason (this is ugly, but
* easier to do this way than appropriately unsetting the property). */
filter_device = pa_proplist_gets(si->proplist, "module-filter-apply.filter_device");
if (filter_device && pa_streq(filter_device, si->sink->name))
ignore = pa_proplist_gets(si->proplist, "module-device-manager.ignore");
if (ignore && (pa_parse_boolean(ignore) == 1))
return;
/* It might happen that a stream and a sink are set up at the
@ -717,7 +712,7 @@ static pa_hook_result_t route_sink_inputs(struct userdata *u, pa_sink *ignore_si
}
static void route_source_output(struct userdata *u, pa_source_output *so) {
const char *filter_device;
const char *ignore;
const char *role;
uint32_t role_index, device_index;
pa_source *source;
@ -735,13 +730,8 @@ static void route_source_output(struct userdata *u, pa_source_output *so) {
if (!so->source)
return;
/* If module-filter-apply has loaded a filter for the stream, let's not
* break the filtering. The pa_streq() check is needed, because
* module-filter-apply doesn't unset the property when the stream moves
* away from the filter device for whatever reason (this is ugly, but
* easier to do this way than appropriately unsetting the property). */
filter_device = pa_proplist_gets(so->proplist, "module-filter-apply.filter_device");
if (filter_device && pa_streq(filter_device, so->source->name))
ignore = pa_proplist_gets(so->proplist, "module-device-manager.ignore");
if (ignore && (pa_parse_boolean(ignore) == 1))
return;
/* It might happen that a stream and a source are set up at the

52
src/modules/module-filter-apply.c
View file

@ -38,6 +38,7 @@
#include "module-filter-apply-symdef.h"
#define PA_PROP_FILTER_APPLY_MOVING "filter.apply.moving"
#define PA_PROP_MDM_IGNORE "module-device-manager.ignore"
PA_MODULE_AUTHOR("Colin Guthrie");
PA_MODULE_DESCRIPTION("Load filter sinks automatically when needed");
@ -65,6 +66,10 @@ struct filter {
struct userdata {
pa_core *core;
pa_hashmap *filters;
/* Keep track of streams we're managing PA_PROP_MDM_IGNORE on, we're only
* maintaining membership, so key and value are just the
* pa_sink_input/pa_source_output. */
pa_hashmap *mdm_ignored_inputs, *mdm_ignored_outputs;
bool autoclean;
pa_time_event *housekeeping_time_event;
};
@ -270,17 +275,20 @@ static void trigger_housekeeping(struct userdata *u) {
u->housekeeping_time_event = pa_core_rttime_new(u->core, pa_rtclock_now() + HOUSEKEEPING_INTERVAL, housekeeping_time_callback, u);
}
static int do_move(pa_object *obj, pa_object *parent, bool is_input) {
static int do_move(struct userdata *u, pa_object *obj, pa_object *parent, bool is_input) {
/* Keep track of objects that we've marked for module-device-manager to ignore */
pa_hashmap_put(is_input ? u->mdm_ignored_inputs : u->mdm_ignored_outputs, obj, obj);
if (is_input) {
pa_sink_input_set_property(PA_SINK_INPUT(obj), "module-filter-apply.filter_device", PA_SINK(parent)->name);
pa_sink_input_set_property(PA_SINK_INPUT(obj), PA_PROP_MDM_IGNORE, "1");
return pa_sink_input_move_to(PA_SINK_INPUT(obj), PA_SINK(parent), false);
} else {
pa_source_output_set_property(PA_SOURCE_OUTPUT(obj), "module-filter-apply.filter_device", PA_SOURCE(parent)->name);
pa_source_output_set_property(PA_SOURCE_OUTPUT(obj), PA_PROP_MDM_IGNORE, "1");
return pa_source_output_move_to(PA_SOURCE_OUTPUT(obj), PA_SOURCE(parent), false);
}
}
static void move_object_for_filter(pa_object *o, struct filter* filter, bool restore, bool is_sink_input) {
static void move_object_for_filter(struct userdata *u, pa_object *o, struct filter* filter, bool restore, bool is_sink_input) {
pa_object *parent;
pa_proplist *pl;
const char *name;
@ -304,7 +312,7 @@ static void move_object_for_filter(pa_object *o, struct filter* filter, bool res
pa_proplist_sets(pl, PA_PROP_FILTER_APPLY_MOVING, "1");
if (do_move(o, parent, is_sink_input) < 0)
if (do_move(u, o, parent, is_sink_input) < 0)
pa_log_info("Failed to move %s for \"%s\" to <%s>.", is_sink_input ? "sink-input" : "source-output",
pa_strnull(pa_proplist_gets(pl, PA_PROP_APPLICATION_NAME)), name);
else
@ -318,7 +326,7 @@ static void move_objects_for_filter(struct userdata *u, pa_object *o, struct fil
bool is_sink_input) {
if (!should_group_filter(filter))
move_object_for_filter(o, filter, restore, is_sink_input);
move_object_for_filter(u, o, filter, restore, is_sink_input);
else {
pa_source_output *so;
pa_sink_input *si;
@ -331,7 +339,7 @@ static void move_objects_for_filter(struct userdata *u, pa_object *o, struct fil
g = get_group(PA_OBJECT(so), false);
if (pa_streq(g, group))
move_object_for_filter(PA_OBJECT(so), filter, restore, false);
move_object_for_filter(u, PA_OBJECT(so), filter, restore, false);
pa_xfree(g);
}
@ -340,7 +348,7 @@ static void move_objects_for_filter(struct userdata *u, pa_object *o, struct fil
g = get_group(PA_OBJECT(si), true);
if (pa_streq(g, group))
move_object_for_filter(PA_OBJECT(si), filter, restore, true);
move_object_for_filter(u, PA_OBJECT(si), filter, restore, true);
pa_xfree(g);
}
@ -520,6 +528,9 @@ static pa_hook_result_t sink_input_move_finish_cb(pa_core *core, pa_sink_input *
if (pa_proplist_gets(i->proplist, PA_PROP_FILTER_APPLY_MOVING))
return PA_HOOK_OK;
/* If we're managing m-d-m.ignore on this, remove and re-add if we're continuing to manage it */
pa_hashmap_remove(u->mdm_ignored_inputs, i);
return process(u, PA_OBJECT(i), true);
}
@ -539,6 +550,8 @@ static pa_hook_result_t sink_input_unlink_cb(pa_core *core, pa_sink_input *i, st
if (pa_hashmap_size(u->filters) > 0)
trigger_housekeeping(u);
pa_hashmap_remove(u->mdm_ignored_inputs, i);
return PA_HOOK_OK;
}
@ -592,6 +605,9 @@ static pa_hook_result_t source_output_move_finish_cb(pa_core *core, pa_source_ou
if (pa_proplist_gets(o->proplist, PA_PROP_FILTER_APPLY_MOVING))
return PA_HOOK_OK;
/* If we're managing m-d-m.ignore on this, remove and re-add if we're continuing to manage it */
pa_hashmap_remove(u->mdm_ignored_outputs, o);
return process(u, PA_OBJECT(o), false);
}
@ -611,6 +627,8 @@ static pa_hook_result_t source_output_unlink_cb(pa_core *core, pa_source_output
if (pa_hashmap_size(u->filters) > 0)
trigger_housekeeping(u);
pa_hashmap_remove(u->mdm_ignored_outputs, o);
return PA_HOOK_OK;
}
@ -650,6 +668,16 @@ static pa_hook_result_t source_unlink_cb(pa_core *core, pa_source *source, struc
return PA_HOOK_OK;
}
static void unset_mdm_ignore_input(pa_sink_input *i)
{
pa_sink_input_set_property(i, PA_PROP_MDM_IGNORE, NULL);
}
static void unset_mdm_ignore_output(pa_source_output *o)
{
pa_source_output_set_property(o, PA_PROP_MDM_IGNORE, NULL);
}
int pa__init(pa_module *m) {
pa_modargs *ma = NULL;
struct userdata *u;
@ -672,6 +700,8 @@ int pa__init(pa_module *m) {
}
u->filters = pa_hashmap_new(filter_hash, filter_compare);
u->mdm_ignored_inputs = pa_hashmap_new_full(NULL, NULL, (pa_free_cb_t) unset_mdm_ignore_input, NULL);
u->mdm_ignored_outputs = pa_hashmap_new_full(NULL, NULL, (pa_free_cb_t) unset_mdm_ignore_output, NULL);
pa_module_hook_connect(m, &m->core->hooks[PA_CORE_HOOK_SINK_INPUT_PUT], PA_HOOK_LATE, (pa_hook_cb_t) sink_input_put_cb, u);
pa_module_hook_connect(m, &m->core->hooks[PA_CORE_HOOK_SINK_INPUT_MOVE_FINISH], PA_HOOK_LATE, (pa_hook_cb_t) sink_input_move_finish_cb, u);
@ -719,5 +749,11 @@ void pa__done(pa_module *m) {
pa_hashmap_free(u->filters);
}
if (u->mdm_ignored_inputs)
pa_hashmap_free(u->mdm_ignored_inputs);
if (u->mdm_ignored_outputs)
pa_hashmap_free(u->mdm_ignored_outputs);
pa_xfree(u);
}