#endif
#include <stdio.h>
-#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include "source-output.h"
-#define CHECK_VALIDITY_RETURN_NULL(condition) \
-do {\
-if (!(condition)) \
- return NULL; \
-} while (0)
+static PA_DEFINE_CHECK_TYPE(pa_source_output, pa_msgobject);
+
+static void source_output_free(pa_object* mo);
pa_source_output_new_data* pa_source_output_new_data_init(pa_source_output_new_data *data) {
- assert(data);
+ pa_assert(data);
memset(data, 0, sizeof(*data));
data->resample_method = PA_RESAMPLER_INVALID;
}
void pa_source_output_new_data_set_channel_map(pa_source_output_new_data *data, const pa_channel_map *map) {
- assert(data);
+ pa_assert(data);
if ((data->channel_map_is_set = !!map))
data->channel_map = *map;
}
void pa_source_output_new_data_set_sample_spec(pa_source_output_new_data *data, const pa_sample_spec *spec) {
- assert(data);
+ pa_assert(data);
if ((data->sample_spec_is_set = !!spec))
data->sample_spec = *spec;
pa_source_output *o;
pa_resampler *resampler = NULL;
- int r;
char st[PA_SAMPLE_SPEC_SNPRINT_MAX];
- assert(core);
- assert(data);
+ pa_assert(core);
+ pa_assert(data);
- if (!(flags & PA_SOURCE_OUTPUT_NO_HOOKS))
- if (pa_hook_fire(&core->hook_source_output_new, data) < 0)
- return NULL;
+ if (pa_hook_fire(&core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_NEW], data) < 0)
+ return NULL;
- CHECK_VALIDITY_RETURN_NULL(!data->driver || pa_utf8_valid(data->driver));
- CHECK_VALIDITY_RETURN_NULL(!data->name || pa_utf8_valid(data->name));
+ pa_return_null_if_fail(!data->driver || pa_utf8_valid(data->driver));
+ pa_return_null_if_fail(!data->name || pa_utf8_valid(data->name));
if (!data->source)
data->source = pa_namereg_get(core, NULL, PA_NAMEREG_SOURCE, 1);
- CHECK_VALIDITY_RETURN_NULL(data->source);
- CHECK_VALIDITY_RETURN_NULL(data->source->state == PA_SOURCE_RUNNING);
+ pa_return_null_if_fail(data->source);
+ pa_return_null_if_fail(pa_source_get_state(data->source) != PA_SOURCE_DISCONNECTED);
if (!data->sample_spec_is_set)
data->sample_spec = data->source->sample_spec;
- CHECK_VALIDITY_RETURN_NULL(pa_sample_spec_valid(&data->sample_spec));
+ pa_return_null_if_fail(pa_sample_spec_valid(&data->sample_spec));
- if (!data->channel_map_is_set)
- pa_channel_map_init_auto(&data->channel_map, data->sample_spec.channels, PA_CHANNEL_MAP_DEFAULT);
+ if (!data->channel_map_is_set) {
+ if (data->source->channel_map.channels == data->sample_spec.channels)
+ data->channel_map = data->source->channel_map;
+ else
+ pa_channel_map_init_auto(&data->channel_map, data->sample_spec.channels, PA_CHANNEL_MAP_DEFAULT);
+ }
- CHECK_VALIDITY_RETURN_NULL(pa_channel_map_valid(&data->channel_map));
- CHECK_VALIDITY_RETURN_NULL(data->channel_map.channels == data->sample_spec.channels);
+ pa_return_null_if_fail(pa_channel_map_valid(&data->channel_map));
+ pa_return_null_if_fail(data->channel_map.channels == data->sample_spec.channels);
if (data->resample_method == PA_RESAMPLER_INVALID)
data->resample_method = core->resample_method;
- CHECK_VALIDITY_RETURN_NULL(data->resample_method < PA_RESAMPLER_MAX);
+ pa_return_null_if_fail(data->resample_method < PA_RESAMPLER_MAX);
if (pa_idxset_size(data->source->outputs) >= PA_MAX_OUTPUTS_PER_SOURCE) {
pa_log("Failed to create source output: too many outputs per source.");
return NULL;
}
- if (!pa_sample_spec_equal(&data->sample_spec, &data->source->sample_spec) ||
- !pa_channel_map_equal(&data->channel_map, &data->source->channel_map))
+ if ((flags & PA_SOURCE_OUTPUT_VARIABLE_RATE) ||
+ !pa_sample_spec_equal(&data->sample_spec, &data->source->sample_spec) ||
+ !pa_channel_map_equal(&data->channel_map, &data->source->channel_map)) {
+
if (!(resampler = pa_resampler_new(
core->mempool,
&data->source->sample_spec, &data->source->channel_map,
&data->sample_spec, &data->channel_map,
- data->resample_method))) {
+ data->resample_method,
+ !!(flags & PA_SOURCE_OUTPUT_VARIABLE_RATE)))) {
pa_log_warn("Unsupported resampling operation.");
return NULL;
}
- o = pa_xnew(pa_source_output, 1);
- o->ref = 1;
- o->state = PA_SOURCE_OUTPUT_RUNNING;
+ data->resample_method = pa_resampler_get_method(resampler);
+ }
+
+ o = pa_msgobject_new(pa_source_output);
+ o->parent.parent.free = source_output_free;
+ o->parent.process_msg = pa_source_output_process_msg;
+
+ o->core = core;
+ o->state = data->start_corked ? PA_SOURCE_OUTPUT_CORKED : PA_SOURCE_OUTPUT_RUNNING;
+ o->flags = flags;
o->name = pa_xstrdup(data->name);
o->driver = pa_xstrdup(data->driver);
o->module = data->module;
o->source = data->source;
o->client = data->client;
+ o->resample_method = data->resample_method;
o->sample_spec = data->sample_spec;
o->channel_map = data->channel_map;
o->get_latency = NULL;
o->userdata = NULL;
- o->resampler = resampler;
- o->resample_method = data->resample_method;
+ o->thread_info.state = o->state;
+ o->thread_info.sample_spec = o->sample_spec;
+ o->thread_info.resampler = resampler;
- r = pa_idxset_put(core->source_outputs, o, &o->index);
- assert(r == 0);
- r = pa_idxset_put(o->source->outputs, o, NULL);
- assert(r == 0);
+ pa_assert_se(pa_idxset_put(core->source_outputs, o, &o->index) == 0);
+ pa_assert_se(pa_idxset_put(o->source->outputs, pa_source_output_ref(o), NULL) == 0);
- pa_log_info("created %u \"%s\" on %s with sample spec %s",
+ pa_log_info("Created output %u \"%s\" on %s with sample spec %s",
o->index,
o->name,
o->source->name,
pa_sample_spec_snprint(st, sizeof(st), &o->sample_spec));
- pa_subscription_post(core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_NEW, o->index);
-
- /* We do not call pa_source_notify() here, because the virtual
- * functions have not yet been initialized */
+ /* Don't forget to call pa_source_output_put! */
return o;
}
+static int source_output_set_state(pa_source_output *o, pa_source_output_state_t state) {
+ pa_assert(o);
+
+ if (o->state == state)
+ return 0;
+
+ if (pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o), PA_SOURCE_OUTPUT_MESSAGE_SET_STATE, PA_UINT_TO_PTR(state), 0, NULL) < 0)
+ return -1;
+
+ o->state = state;
+ return 0;
+}
+
void pa_source_output_disconnect(pa_source_output*o) {
- assert(o);
- assert(o->state != PA_SOURCE_OUTPUT_DISCONNECTED);
- assert(o->source);
- assert(o->source->core);
+ pa_assert(o);
+ pa_return_if_fail(o->state != PA_SOURCE_OUTPUT_DISCONNECTED);
+
+ pa_hook_fire(&o->source->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_DISCONNECT], o);
+
+ pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o->source), PA_SOURCE_MESSAGE_REMOVE_OUTPUT, o, 0, NULL);
pa_idxset_remove_by_data(o->source->core->source_outputs, o, NULL);
pa_idxset_remove_by_data(o->source->outputs, o, NULL);
pa_subscription_post(o->source->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_REMOVE, o->index);
- o->source = NULL;
+
+ source_output_set_state(o, PA_SOURCE_OUTPUT_DISCONNECTED);
+ pa_source_update_status(o->source);
o->push = NULL;
o->kill = NULL;
o->get_latency = NULL;
- o->state = PA_SOURCE_OUTPUT_DISCONNECTED;
+ pa_hook_fire(&o->source->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_DISCONNECT_POST], o);
+
+ o->source = NULL;
+ pa_source_output_unref(o);
}
-static void source_output_free(pa_source_output* o) {
- assert(o);
+static void source_output_free(pa_object* mo) {
+ pa_source_output *o = PA_SOURCE_OUTPUT(mo);
+
+ pa_assert(pa_source_output_refcnt(o) == 0);
if (o->state != PA_SOURCE_OUTPUT_DISCONNECTED)
pa_source_output_disconnect(o);
- pa_log_info("freed %u \"%s\"", o->index, o->name);
+ pa_log_info("Freeing output %u \"%s\"", o->index, o->name);
- if (o->resampler)
- pa_resampler_free(o->resampler);
+ if (o->thread_info.resampler)
+ pa_resampler_free(o->thread_info.resampler);
pa_xfree(o->name);
pa_xfree(o->driver);
pa_xfree(o);
}
-void pa_source_output_unref(pa_source_output* o) {
- assert(o);
- assert(o->ref >= 1);
+void pa_source_output_put(pa_source_output *o) {
+ pa_source_output_assert_ref(o);
- if (!(--o->ref))
- source_output_free(o);
-}
+ pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o->source), PA_SOURCE_MESSAGE_ADD_OUTPUT, o, 0, NULL);
+ pa_source_update_status(o->source);
-pa_source_output* pa_source_output_ref(pa_source_output *o) {
- assert(o);
- assert(o->ref >= 1);
+ pa_subscription_post(o->source->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_NEW, o->index);
- o->ref++;
- return o;
+ pa_hook_fire(&o->source->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_PUT], o);
}
void pa_source_output_kill(pa_source_output*o) {
- assert(o);
- assert(o->ref >= 1);
+ pa_source_output_assert_ref(o);
if (o->kill)
o->kill(o);
}
+pa_usec_t pa_source_output_get_latency(pa_source_output *o) {
+ pa_usec_t r = 0;
+
+ pa_source_output_assert_ref(o);
+
+ if (pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o), PA_SOURCE_OUTPUT_MESSAGE_GET_LATENCY, &r, 0, NULL) < 0)
+ r = 0;
+
+ if (o->get_latency)
+ r += o->get_latency(o);
+
+ return r;
+}
+
+/* Called from thread context */
void pa_source_output_push(pa_source_output *o, const pa_memchunk *chunk) {
pa_memchunk rchunk;
- assert(o);
- assert(chunk);
- assert(chunk->length);
- assert(o->push);
+ pa_source_output_assert_ref(o);
+ pa_assert(chunk);
+ pa_assert(chunk->length);
- if (o->state == PA_SOURCE_OUTPUT_CORKED)
+ if (!o->push || o->state == PA_SOURCE_OUTPUT_DISCONNECTED || o->state == PA_SOURCE_OUTPUT_CORKED)
return;
- if (!o->resampler) {
+ pa_assert(o->state == PA_SOURCE_OUTPUT_RUNNING);
+
+ if (!o->thread_info.resampler) {
o->push(o, chunk);
return;
}
- pa_resampler_run(o->resampler, chunk, &rchunk);
+ pa_resampler_run(o->thread_info.resampler, chunk, &rchunk);
if (!rchunk.length)
return;
- assert(rchunk.memblock);
+ pa_assert(rchunk.memblock);
o->push(o, &rchunk);
pa_memblock_unref(rchunk.memblock);
}
-void pa_source_output_set_name(pa_source_output *o, const char *name) {
- assert(o);
- assert(o->ref >= 1);
-
- if (!o->name && !name)
- return;
+void pa_source_output_cork(pa_source_output *o, int b) {
+ pa_source_output_assert_ref(o);
- if (o->name && name && !strcmp(o->name, name))
- return;
+ source_output_set_state(o, b ? PA_SOURCE_OUTPUT_CORKED : PA_SOURCE_OUTPUT_RUNNING);
+}
- pa_xfree(o->name);
- o->name = pa_xstrdup(name);
+int pa_source_output_set_rate(pa_source_output *o, uint32_t rate) {
+ pa_source_output_assert_ref(o);
+ pa_return_val_if_fail(o->thread_info.resampler, -1);
- pa_subscription_post(o->source->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, o->index);
-}
+ if (o->sample_spec.rate == rate)
+ return 0;
-pa_usec_t pa_source_output_get_latency(pa_source_output *o) {
- assert(o);
- assert(o->ref >= 1);
+ o->sample_spec.rate = rate;
- if (o->get_latency)
- return o->get_latency(o);
+ pa_asyncmsgq_post(o->source->asyncmsgq, PA_MSGOBJECT(o), PA_SOURCE_OUTPUT_MESSAGE_SET_RATE, PA_UINT_TO_PTR(rate), 0, NULL, NULL);
+ pa_subscription_post(o->source->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, o->index);
return 0;
}
-void pa_source_output_cork(pa_source_output *o, int b) {
- int n;
-
- assert(o);
- assert(o->ref >= 1);
+void pa_source_output_set_name(pa_source_output *o, const char *name) {
+ pa_source_output_assert_ref(o);
- if (o->state == PA_SOURCE_OUTPUT_DISCONNECTED)
+ if (!o->name && !name)
return;
- n = o->state == PA_SOURCE_OUTPUT_CORKED && !b;
+ if (o->name && name && !strcmp(o->name, name))
+ return;
- o->state = b ? PA_SOURCE_OUTPUT_CORKED : PA_SOURCE_OUTPUT_RUNNING;
+ pa_xfree(o->name);
+ o->name = pa_xstrdup(name);
- if (n)
- pa_source_notify(o->source);
+ pa_subscription_post(o->source->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, o->index);
}
pa_resample_method_t pa_source_output_get_resample_method(pa_source_output *o) {
- assert(o);
- assert(o->ref >= 1);
+ pa_source_output_assert_ref(o);
- if (!o->resampler)
- return o->resample_method;
-
- return pa_resampler_get_method(o->resampler);
+ return o->resample_method;
}
int pa_source_output_move_to(pa_source_output *o, pa_source *dest) {
pa_source *origin;
pa_resampler *new_resampler = NULL;
- assert(o);
- assert(o->ref >= 1);
- assert(dest);
-
+ pa_source_output_assert_ref(o);
+ pa_source_assert_ref(dest);
+
origin = o->source;
if (dest == origin)
return -1;
}
- if (o->resampler &&
+ if (o->thread_info.resampler &&
pa_sample_spec_equal(&origin->sample_spec, &dest->sample_spec) &&
pa_channel_map_equal(&origin->channel_map, &dest->channel_map))
/* Try to reuse the old resampler if possible */
- new_resampler = o->resampler;
+ new_resampler = o->thread_info.resampler;
- else if (!pa_sample_spec_equal(&o->sample_spec, &dest->sample_spec) ||
- !pa_channel_map_equal(&o->channel_map, &dest->channel_map)) {
+ else if ((o->flags & PA_SOURCE_OUTPUT_VARIABLE_RATE) ||
+ !pa_sample_spec_equal(&o->sample_spec, &dest->sample_spec) ||
+ !pa_channel_map_equal(&o->channel_map, &dest->channel_map)) {
- /* Okey, we need a new resampler for the new sink */
+ /* Okey, we need a new resampler for the new source */
if (!(new_resampler = pa_resampler_new(
dest->core->mempool,
&dest->sample_spec, &dest->channel_map,
&o->sample_spec, &o->channel_map,
- o->resample_method))) {
+ o->resample_method,
+ !!(o->flags & PA_SOURCE_OUTPUT_VARIABLE_RATE)))) {
pa_log_warn("Unsupported resampling operation.");
return -1;
}
}
+ pa_hook_fire(&o->source->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_MOVE], o);
+
/* Okey, let's move it */
+ pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o->source), PA_SOURCE_MESSAGE_REMOVE_OUTPUT, o, 0, NULL);
+
pa_idxset_remove_by_data(origin->outputs, o, NULL);
pa_idxset_put(dest->outputs, o, NULL);
o->source = dest;
/* Replace resampler */
- if (new_resampler != o->resampler) {
- if (o->resampler)
- pa_resampler_free(o->resampler);
- o->resampler = new_resampler;
+ if (new_resampler != o->thread_info.resampler) {
+ if (o->thread_info.resampler)
+ pa_resampler_free(o->thread_info.resampler);
+ o->thread_info.resampler = new_resampler;
}
+ pa_asyncmsgq_send(o->source->asyncmsgq, PA_MSGOBJECT(o->source), PA_SOURCE_MESSAGE_ADD_OUTPUT, o, 0, NULL);
+
+ pa_source_update_status(origin);
+ pa_source_update_status(dest);
+
+ pa_hook_fire(&o->source->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_MOVE_POST], o);
+
+ pa_log_debug("Successfully moved source output %i from %s to %s.", o->index, origin->name, dest->name);
+
/* Notify everyone */
pa_subscription_post(o->source->core, PA_SUBSCRIPTION_EVENT_SOURCE_OUTPUT|PA_SUBSCRIPTION_EVENT_CHANGE, o->index);
- pa_source_notify(o->source);
return 0;
}
+
+/* Called from thread context */
+int pa_source_output_process_msg(pa_msgobject *mo, int code, void *userdata, int64_t offset, pa_memchunk* chunk) {
+ pa_source_output *o = PA_SOURCE_OUTPUT(mo);
+
+ pa_source_output_assert_ref(o);
+
+ switch (code) {
+
+ case PA_SOURCE_OUTPUT_MESSAGE_SET_RATE: {
+
+ o->thread_info.sample_spec.rate = PA_PTR_TO_UINT(userdata);
+ pa_resampler_set_output_rate(o->thread_info.resampler, PA_PTR_TO_UINT(userdata));
+
+ return 0;
+ }
+
+ case PA_SOURCE_OUTPUT_MESSAGE_SET_STATE: {
+ o->thread_info.state = PA_PTR_TO_UINT(userdata);
+
+ return 0;
+ }
+
+ }
+
+ return -1;
+}