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-rw-r--r--src/modules/module-volume-restore.c176
1 files changed, 140 insertions, 36 deletions
diff --git a/src/modules/module-volume-restore.c b/src/modules/module-volume-restore.c
index 59c47743..efa59f40 100644
--- a/src/modules/module-volume-restore.c
+++ b/src/modules/module-volume-restore.c
@@ -41,19 +41,21 @@
#include <pulsecore/log.h>
#include <pulsecore/core-subscribe.h>
#include <pulsecore/sink-input.h>
+#include <pulsecore/source-output.h>
#include <pulsecore/core-util.h>
+#include <pulsecore/namereg.h>
#include <pulse/volume.h>
#include "module-volume-restore-symdef.h"
PA_MODULE_AUTHOR("Lennart Poettering")
-PA_MODULE_DESCRIPTION("Automatically restore volume of playback streams")
+PA_MODULE_DESCRIPTION("Automatically restore the volume and the devices of streams")
PA_MODULE_USAGE("table=<filename>")
PA_MODULE_VERSION(PACKAGE_VERSION)
#define WHITESPACE "\n\r \t"
-#define DEFAULT_VOLUME_TABLE_FILE "volume.table"
+#define DEFAULT_VOLUME_TABLE_FILE "volume-restore.table"
static const char* const valid_modargs[] = {
"table",
@@ -62,13 +64,16 @@ static const char* const valid_modargs[] = {
struct rule {
char* name;
+ int volume_is_set;
pa_cvolume volume;
+ char *sink;
+ char *source;
};
struct userdata {
pa_hashmap *hashmap;
pa_subscription *subscription;
- pa_hook_slot *hook_slot;
+ pa_hook_slot *sink_input_hook_slot, *source_output_hook_slot;
int modified;
char *table_file;
};
@@ -114,7 +119,7 @@ static int load_rules(struct userdata *u) {
FILE *f;
int n = 0;
int ret = -1;
- char buf_name[256], buf_volume[256];
+ char buf_name[256], buf_volume[256], buf_sink[256], buf_source[256];
char *ln = buf_name;
f = u->table_file ?
@@ -136,6 +141,7 @@ static int load_rules(struct userdata *u) {
while (!feof(f)) {
struct rule *rule;
pa_cvolume v;
+ int v_is_set;
if (!fgets(ln, sizeof(buf_name), f))
break;
@@ -144,7 +150,7 @@ static int load_rules(struct userdata *u) {
pa_strip_nl(ln);
- if (ln[0] == '#' || !*ln )
+ if (ln[0] == '#')
continue;
if (ln == buf_name) {
@@ -152,28 +158,46 @@ static int load_rules(struct userdata *u) {
continue;
}
- assert(ln == buf_volume);
+ if (ln == buf_volume) {
+ ln = buf_sink;
+ continue;
+ }
- if (!parse_volume(buf_volume, &v)) {
- pa_log("parse failure in %s:%u, stopping parsing", u->table_file, n);
- goto finish;
+ if (ln == buf_sink) {
+ ln = buf_source;
+ continue;
}
+ assert(ln == buf_source);
+
+ if (buf_volume[0]) {
+ if (!parse_volume(buf_volume, &v)) {
+ pa_log("parse failure in %s:%u, stopping parsing", u->table_file, n);
+ goto finish;
+ }
+
+ v_is_set = 1;
+ } else
+ v_is_set = 0;
+
ln = buf_name;
if (pa_hashmap_get(u->hashmap, buf_name)) {
pa_log("double entry in %s:%u, ignoring", u->table_file, n);
- goto finish;
+ continue;
}
rule = pa_xnew(struct rule, 1);
rule->name = pa_xstrdup(buf_name);
- rule->volume = v;
+ if ((rule->volume_is_set = v_is_set))
+ rule->volume = v;
+ rule->sink = buf_sink[0] ? pa_xstrdup(buf_sink) : NULL;
+ rule->source = buf_source[0] ? pa_xstrdup(buf_source) : NULL;
pa_hashmap_put(u->hashmap, rule->name, rule);
}
- if (ln == buf_volume) {
+ if (ln != buf_name) {
pa_log("invalid number of lines in %s.", u->table_file);
goto finish;
}
@@ -209,12 +233,18 @@ static int save_rules(struct userdata *u) {
while ((rule = pa_hashmap_iterate(u->hashmap, &state, NULL))) {
unsigned i;
- fprintf(f, "%s\n%u", rule->name, rule->volume.channels);
-
- for (i = 0; i < rule->volume.channels; i++)
- fprintf(f, " %u", rule->volume.values[i]);
+ fprintf(f, "%s\n", rule->name);
- fprintf(f, "\n");
+ if (rule->volume_is_set) {
+ fprintf(f, "%u", rule->volume.channels);
+
+ for (i = 0; i < rule->volume.channels; i++)
+ fprintf(f, " %u", rule->volume.values[i]);
+ }
+
+ fprintf(f, "\n%s\n%s\n",
+ rule->sink ? rule->sink : "",
+ rule->source ? rule->source : "");
}
ret = 0;
@@ -260,7 +290,8 @@ static char* client_name(pa_client *c) {
static void subscribe_callback(pa_core *c, pa_subscription_event_type_t t, uint32_t idx, void *userdata) {
struct userdata *u = userdata;
- pa_sink_input *si;
+ pa_sink_input *si = NULL;
+ pa_source_output *so = NULL;
struct rule *r;
char *name;
@@ -268,36 +299,80 @@ static void subscribe_callback(pa_core *c, pa_subscription_event_type_t t, uint3
assert(u);
if (t != (PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_NEW) &&
- t != (PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE))
+ t != (PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE) &&
+ t != (PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_NEW) &&
+ t != (PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE))
return;
+
+ if ((t & PA_SUBSCRIPTION_EVENT_FACILITY_MASK) == PA_SUBSCRIPTION_EVENT_SINK_INPUT) {
+ if (!(si = pa_idxset_get_by_index(c->sink_inputs, idx)))
+ return;
- if (!(si = pa_idxset_get_by_index(c->sink_inputs, idx)))
- return;
-
- if (!si->client || !(name = client_name(si->client)))
- return;
+ if (!si->client || !(name = client_name(si->client)))
+ return;
+ } else {
+ assert((t & PA_SUBSCRIPTION_EVENT_FACILITY_MASK) == PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT);
+
+ if (!(so = pa_idxset_get_by_index(c->source_outputs, idx)))
+ return;
+
+ if (!so->client || !(name = client_name(so->client)))
+ return;
+ }
if ((r = pa_hashmap_get(u->hashmap, name))) {
pa_xfree(name);
- if (!pa_cvolume_equal(pa_sink_input_get_volume(si), &r->volume)) {
- pa_log_info("Saving volume for <%s>", r->name);
- r->volume = *pa_sink_input_get_volume(si);
- u->modified = 1;
+ if (si) {
+
+ if (!r->volume_is_set || !pa_cvolume_equal(pa_sink_input_get_volume(si), &r->volume)) {
+ pa_log_info("Saving volume for <%s>", r->name);
+ r->volume = *pa_sink_input_get_volume(si);
+ r->volume_is_set = 1;
+ u->modified = 1;
+ }
+
+ if (!r->sink || strcmp(si->sink->name, r->sink) != 0) {
+ pa_log_info("Saving sink for <%s>", r->name);
+ pa_xfree(r->sink);
+ r->sink = pa_xstrdup(si->sink->name);
+ u->modified = 1;
+ }
+ } else {
+ assert(so);
+
+ if (!r->source || strcmp(so->source->name, r->source) != 0) {
+ pa_log_info("Saving source for <%s>", r->name);
+ pa_xfree(r->source);
+ r->source = pa_xstrdup(so->source->name);
+ u->modified = 1;
+ }
}
+
} else {
pa_log_info("Creating new entry for <%s>", name);
r = pa_xnew(struct rule, 1);
r->name = name;
- r->volume = *pa_sink_input_get_volume(si);
- pa_hashmap_put(u->hashmap, r->name, r);
+ if (si) {
+ r->volume = *pa_sink_input_get_volume(si);
+ r->volume_is_set = 1;
+ r->sink = pa_xstrdup(si->sink->name);
+ r->source = NULL;
+ } else {
+ assert(so);
+ r->volume_is_set = 0;
+ r->sink = NULL;
+ r->source = pa_xstrdup(so->source->name);
+ }
+
+ pa_hashmap_put(u->hashmap, r->name, r);
u->modified = 1;
}
}
-static pa_hook_result_t hook_callback(pa_core *c, pa_sink_input_new_data *data, struct userdata *u) {
+static pa_hook_result_t sink_input_hook_callback(pa_core *c, pa_sink_input_new_data *data, struct userdata *u) {
struct rule *r;
char *name;
@@ -308,10 +383,34 @@ static pa_hook_result_t hook_callback(pa_core *c, pa_sink_input_new_data *data,
if ((r = pa_hashmap_get(u->hashmap, name))) {
- if (data->sample_spec_is_set && data->sample_spec.channels == r->volume.channels) {
+ if (r->volume_is_set && data->sample_spec.channels == r->volume.channels) {
pa_log_info("Restoring volume for <%s>", r->name);
pa_sink_input_new_data_set_volume(data, &r->volume);
}
+
+ if (!data->sink && r->sink) {
+ if ((data->sink = pa_namereg_get(c, r->sink, PA_NAMEREG_SINK, 1)))
+ pa_log_info("Restoring sink for <%s>", r->name);
+ }
+ }
+
+ return PA_HOOK_OK;
+}
+
+static pa_hook_result_t source_output_hook_callback(pa_core *c, pa_source_output_new_data *data, struct userdata *u) {
+ struct rule *r;
+ char *name;
+
+ assert(data);
+
+ if (!data->client || !(name = client_name(data->client)))
+ return PA_HOOK_OK;
+
+ if ((r = pa_hashmap_get(u->hashmap, name))) {
+ if (!data->source && r->source) {
+ if ((data->source = pa_namereg_get(c, r->source, PA_NAMEREG_SOURCE, 1)))
+ pa_log_info("Restoring source for <%s>", r->name);
+ }
}
return PA_HOOK_OK;
@@ -340,8 +439,9 @@ int pa__init(pa_core *c, pa_module*m) {
if (load_rules(u) < 0)
goto fail;
- u->subscription = pa_subscription_new(c, PA_SUBSCRIPTION_MASK_SINK_INPUT, subscribe_callback, u);
- u->hook_slot = pa_hook_connect(&c->hook_sink_input_new, (pa_hook_cb_t) hook_callback, u);
+ u->subscription = pa_subscription_new(c, PA_SUBSCRIPTION_MASK_SINK_INPUT|PA_SUBSCRIPTION_MASK_SOURCE_OUTPUT, subscribe_callback, u);
+ u->sink_input_hook_slot = pa_hook_connect(&c->hook_sink_input_new, (pa_hook_cb_t) sink_input_hook_callback, u);
+ u->source_output_hook_slot = pa_hook_connect(&c->hook_source_output_new, (pa_hook_cb_t) source_output_hook_callback, u);
pa_modargs_free(ma);
return 0;
@@ -360,6 +460,8 @@ static void free_func(void *p, void *userdata) {
assert(r);
pa_xfree(r->name);
+ pa_xfree(r->sink);
+ pa_xfree(r->source);
pa_xfree(r);
}
@@ -375,8 +477,10 @@ void pa__done(pa_core *c, pa_module*m) {
if (u->subscription)
pa_subscription_free(u->subscription);
- if (u->hook_slot)
- pa_hook_slot_free(u->hook_slot);
+ if (u->sink_input_hook_slot)
+ pa_hook_slot_free(u->sink_input_hook_slot);
+ if (u->source_output_hook_slot)
+ pa_hook_slot_free(u->source_output_hook_slot);
if (u->hashmap) {