#define MEMBLOCKQ_MAXLENGTH (32*1024*1024)
#define CONVERT_BUFFER_LENGTH (PA_PAGE_SIZE)
-#define MOVE_BUFFER_LENGTH (PA_PAGE_SIZE*256)
static PA_DEFINE_CHECK_TYPE(pa_sink_input, pa_msgobject);
pa_proplist_free(data->proplist);
}
+/* Called from main context */
static void reset_callbacks(pa_sink_input *i) {
pa_assert(i);
i->pop = NULL;
i->process_rewind = NULL;
i->update_max_rewind = NULL;
+ i->update_max_request = NULL;
+ i->update_sink_requested_latency = NULL;
+ i->update_sink_latency_range = NULL;
i->attach = NULL;
i->detach = NULL;
i->suspend = NULL;
i->state_change = NULL;
}
+/* Called from main context */
pa_sink_input* pa_sink_input_new(
pa_core *core,
pa_sink_input_new_data *data,
pa_return_null_if_fail(!data->driver || pa_utf8_valid(data->driver));
if (!data->sink)
- data->sink = pa_namereg_get(core, NULL, PA_NAMEREG_SINK, 1);
+ data->sink = pa_namereg_get(core, NULL, PA_NAMEREG_SINK, TRUE);
pa_return_null_if_fail(data->sink);
pa_return_null_if_fail(pa_sink_get_state(data->sink) != PA_SINK_UNLINKED);
i->sink = data->sink;
i->client = data->client;
- i->direct_outputs = pa_idxset_new(NULL, NULL);
-
i->resample_method = data->resample_method;
i->sample_spec = data->sample_spec;
i->channel_map = data->channel_map;
} else
i->sync_next = i->sync_prev = NULL;
+ i->direct_outputs = pa_idxset_new(NULL, NULL);
+
reset_callbacks(i);
i->userdata = NULL;
return i;
}
+/* Called from main context */
static void update_n_corked(pa_sink_input *i, pa_sink_input_state_t state) {
pa_assert(i);
pa_sink_update_status(i->sink);
}
+/* Called from main context */
static int sink_input_set_state(pa_sink_input *i, pa_sink_input_state_t state) {
pa_sink_input *ssync;
pa_assert(i);
if (i->state == state)
return 0;
- if (pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i), PA_SINK_INPUT_MESSAGE_SET_STATE, PA_UINT_TO_PTR(state), 0, NULL) < 0)
- return -1;
+ pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i), PA_SINK_INPUT_MESSAGE_SET_STATE, PA_UINT_TO_PTR(state), 0, NULL) == 0);
update_n_corked(i, state);
i->state = state;
ssync->state = state;
}
- if (state != PA_SINK_INPUT_UNLINKED)
+ if (state != PA_SINK_INPUT_UNLINKED) {
pa_hook_fire(&i->sink->core->hooks[PA_CORE_HOOK_SINK_INPUT_STATE_CHANGED], i);
+ for (ssync = i->sync_prev; ssync; ssync = ssync->sync_prev)
+ pa_hook_fire(&i->sink->core->hooks[PA_CORE_HOOK_SINK_INPUT_STATE_CHANGED], ssync);
+
+ for (ssync = i->sync_next; ssync; ssync = ssync->sync_next)
+ pa_hook_fire(&i->sink->core->hooks[PA_CORE_HOOK_SINK_INPUT_STATE_CHANGED], ssync);
+ }
+
return 0;
}
+/* Called from main context */
void pa_sink_input_unlink(pa_sink_input *i) {
pa_bool_t linked;
pa_source_output *o, *p = NULL;
if (linked)
if (i->sink->asyncmsgq)
- pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i->sink), PA_SINK_MESSAGE_REMOVE_INPUT, i, 0, NULL);
+ pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i->sink), PA_SINK_MESSAGE_REMOVE_INPUT, i, 0, NULL) == 0);
reset_callbacks(i);
pa_sink_input_unref(i);
}
+/* Called from main context */
static void sink_input_free(pa_object *o) {
pa_sink_input* i = PA_SINK_INPUT(o);
pa_xfree(i);
}
+/* Called from main context */
void pa_sink_input_put(pa_sink_input *i) {
pa_sink_input_state_t state;
pa_sink_input_assert_ref(i);
pa_assert(i->state == PA_SINK_INPUT_INIT);
+
+ /* The following fields must be initialized properly */
pa_assert(i->pop);
pa_assert(i->process_rewind);
+ pa_assert(i->kill);
i->thread_info.volume = i->volume;
i->thread_info.muted = i->muted;
update_n_corked(i, state);
i->state = state;
- pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i->sink), PA_SINK_MESSAGE_ADD_INPUT, i, 0, NULL);
+ pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i->sink), PA_SINK_MESSAGE_ADD_INPUT, i, 0, NULL) == 0);
pa_subscription_post(i->sink->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_NEW, i->index);
pa_hook_fire(&i->sink->core->hooks[PA_CORE_HOOK_SINK_INPUT_PUT], i);
}
+/* Called from main context */
void pa_sink_input_kill(pa_sink_input*i) {
pa_sink_input_assert_ref(i);
pa_assert(PA_SINK_INPUT_IS_LINKED(i->state));
- if (i->kill)
- i->kill(i);
+ i->kill(i);
}
-pa_usec_t pa_sink_input_get_latency(pa_sink_input *i) {
- pa_usec_t r = 0;
+/* Called from main context */
+pa_usec_t pa_sink_input_get_latency(pa_sink_input *i, pa_usec_t *sink_latency) {
+ pa_usec_t r[2] = { 0, 0 };
pa_sink_input_assert_ref(i);
pa_assert(PA_SINK_INPUT_IS_LINKED(i->state));
- if (pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i), PA_SINK_INPUT_MESSAGE_GET_LATENCY, &r, 0, NULL) < 0)
- r = 0;
+ pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i), PA_SINK_INPUT_MESSAGE_GET_LATENCY, r, 0, NULL) == 0);
if (i->get_latency)
- r += i->get_latency(i);
+ r[0] += i->get_latency(i);
+
+ if (sink_latency)
+ *sink_latency = r[1];
- return r;
+ return r[0];
}
/* Called from thread context */
i->update_max_rewind(i, i->thread_info.resampler ? pa_resampler_request(i->thread_info.resampler, nbytes) : nbytes);
}
+/* Called from thread context */
+void pa_sink_input_update_max_request(pa_sink_input *i, size_t nbytes /* in the sink's sample spec */) {
+ pa_sink_input_assert_ref(i);
+ pa_assert(PA_SINK_INPUT_IS_LINKED(i->thread_info.state));
+ pa_assert(pa_frame_aligned(nbytes, &i->sink->sample_spec));
+
+ if (i->update_max_request)
+ i->update_max_request(i, i->thread_info.resampler ? pa_resampler_request(i->thread_info.resampler, nbytes) : nbytes);
+}
+
+/* Called from thread context */
static pa_usec_t fixup_latency(pa_sink *s, pa_usec_t usec) {
pa_sink_assert_ref(s);
if (usec == (pa_usec_t) -1)
return usec;
- if (s->max_latency > 0 && usec > s->max_latency)
- usec = s->max_latency;
+ if (s->thread_info.max_latency > 0 && usec > s->thread_info.max_latency)
+ usec = s->thread_info.max_latency;
- if (s->min_latency > 0 && usec < s->min_latency)
- usec = s->min_latency;
+ if (s->thread_info.min_latency > 0 && usec < s->thread_info.min_latency)
+ usec = s->thread_info.min_latency;
return usec;
}
+/* Called from thread context */
pa_usec_t pa_sink_input_set_requested_latency_within_thread(pa_sink_input *i, pa_usec_t usec) {
pa_sink_input_assert_ref(i);
usec = fixup_latency(i->sink, usec);
-
i->thread_info.requested_sink_latency = usec;
pa_sink_invalidate_requested_latency(i->sink);
return usec;
}
+/* Called from main context */
pa_usec_t pa_sink_input_set_requested_latency(pa_sink_input *i, pa_usec_t usec) {
pa_sink_input_assert_ref(i);
- usec = fixup_latency(i->sink, usec);
-
if (PA_SINK_INPUT_IS_LINKED(i->state))
- pa_asyncmsgq_post(i->sink->asyncmsgq, PA_MSGOBJECT(i), PA_SINK_INPUT_MESSAGE_SET_REQUESTED_LATENCY, NULL, (int64_t) usec, NULL, NULL);
+ pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i), PA_SINK_INPUT_MESSAGE_SET_REQUESTED_LATENCY, &usec, 0, NULL) == 0);
else {
/* If this sink input is not realized yet, we have to touch
* the thread info data directly */
+
+ usec = fixup_latency(i->sink, usec);
i->thread_info.requested_sink_latency = usec;
i->sink->thread_info.requested_latency_valid = FALSE;
}
return usec;
}
+/* Called from main context */
pa_usec_t pa_sink_input_get_requested_latency(pa_sink_input *i) {
pa_usec_t usec = 0;
pa_sink_input_assert_ref(i);
if (PA_SINK_INPUT_IS_LINKED(i->state))
- pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i), PA_SINK_INPUT_MESSAGE_GET_REQUESTED_LATENCY, &usec, 0, NULL);
+ pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i), PA_SINK_INPUT_MESSAGE_GET_REQUESTED_LATENCY, &usec, 0, NULL) == 0);
else
/* If this sink input is not realized yet, we have to touch
* the thread info data directly */
return usec;
}
+/* Called from main context */
void pa_sink_input_set_volume(pa_sink_input *i, const pa_cvolume *volume) {
pa_sink_input_assert_ref(i);
pa_assert(PA_SINK_INPUT_IS_LINKED(i->state));
+ pa_assert(volume);
if (pa_cvolume_equal(&i->volume, volume))
return;
i->volume = *volume;
- pa_asyncmsgq_post(i->sink->asyncmsgq, PA_MSGOBJECT(i), PA_SINK_INPUT_MESSAGE_SET_VOLUME, pa_xnewdup(struct pa_cvolume, volume, 1), 0, NULL, pa_xfree);
+ pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i), PA_SINK_INPUT_MESSAGE_SET_VOLUME, &i->volume, 0, NULL) == 0);
pa_subscription_post(i->sink->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, i->index);
}
+/* Called from main context */
const pa_cvolume *pa_sink_input_get_volume(pa_sink_input *i) {
pa_sink_input_assert_ref(i);
pa_assert(PA_SINK_INPUT_IS_LINKED(i->state));
return &i->volume;
}
+/* Called from main context */
void pa_sink_input_set_mute(pa_sink_input *i, pa_bool_t mute) {
pa_assert(i);
pa_sink_input_assert_ref(i);
pa_subscription_post(i->sink->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, i->index);
}
-int pa_sink_input_get_mute(pa_sink_input *i) {
+/* Called from main context */
+pa_bool_t pa_sink_input_get_mute(pa_sink_input *i) {
pa_sink_input_assert_ref(i);
pa_assert(PA_SINK_INPUT_IS_LINKED(i->state));
- return !!i->muted;
+ return i->muted;
}
+/* Called from main context */
void pa_sink_input_cork(pa_sink_input *i, pa_bool_t b) {
pa_sink_input_assert_ref(i);
pa_assert(PA_SINK_INPUT_IS_LINKED(i->state));
sink_input_set_state(i, b ? PA_SINK_INPUT_CORKED : PA_SINK_INPUT_RUNNING);
}
+/* Called from main context */
int pa_sink_input_set_rate(pa_sink_input *i, uint32_t rate) {
pa_sink_input_assert_ref(i);
pa_assert(PA_SINK_INPUT_IS_LINKED(i->state));
return 0;
}
+/* Called from main context */
void pa_sink_input_set_name(pa_sink_input *i, const char *name) {
const char *old;
pa_sink_input_assert_ref(i);
}
}
+/* Called from main context */
pa_resample_method_t pa_sink_input_get_resample_method(pa_sink_input *i) {
pa_sink_input_assert_ref(i);
return i->resample_method;
}
+/* Called from main context */
int pa_sink_input_move_to(pa_sink_input *i, pa_sink *dest) {
pa_resampler *new_resampler;
pa_sink *origin;
hook_data.destination = dest;
pa_hook_fire(&i->sink->core->hooks[PA_CORE_HOOK_SINK_INPUT_MOVE], &hook_data);
- pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i->sink), PA_SINK_MESSAGE_START_MOVE, i, 0, NULL);
+ pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i->sink), PA_SINK_MESSAGE_START_MOVE, i, 0, NULL) == 0);
pa_idxset_remove_by_data(origin->inputs, i, NULL);
pa_idxset_put(dest->inputs, i, NULL);
pa_sink_update_status(origin);
pa_sink_update_status(dest);
- pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i->sink), PA_SINK_MESSAGE_FINISH_MOVE, i, 0, NULL);
+ pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i->sink), PA_SINK_MESSAGE_FINISH_MOVE, i, 0, NULL) == 0);
if (i->moved)
i->moved(i);
return 0;
}
+/* Called from IO thread context */
void pa_sink_input_set_state_within_thread(pa_sink_input *i, pa_sink_input_state_t state) {
pa_sink_input_assert_ref(i);
i->thread_info.state = state;
}
-/* Called from thread context */
+/* Called from thread context, except when it is not. */
int pa_sink_input_process_msg(pa_msgobject *o, int code, void *userdata, int64_t offset, pa_memchunk *chunk) {
pa_sink_input *i = PA_SINK_INPUT(o);
-
pa_sink_input_assert_ref(i);
- pa_assert(PA_SINK_INPUT_IS_LINKED(i->thread_info.state));
switch (code) {
+
case PA_SINK_INPUT_MESSAGE_SET_VOLUME:
i->thread_info.volume = *((pa_cvolume*) userdata);
pa_sink_input_request_rewind(i, 0, TRUE, FALSE);
case PA_SINK_INPUT_MESSAGE_GET_LATENCY: {
pa_usec_t *r = userdata;
+ pa_usec_t sink_usec = 0;
+
+ r[0] += pa_bytes_to_usec(pa_memblockq_get_length(i->thread_info.render_memblockq), &i->sink->sample_spec);
+
+ if (i->sink->parent.process_msg(PA_MSGOBJECT(i->sink), PA_SINK_MESSAGE_GET_LATENCY, &sink_usec, 0, NULL) >= 0)
+ r[1] += sink_usec;
- *r += pa_bytes_to_usec(pa_memblockq_get_length(i->thread_info.render_memblockq), &i->sink->sample_spec);
return 0;
}
return 0;
}
- case PA_SINK_INPUT_MESSAGE_SET_REQUESTED_LATENCY:
+ case PA_SINK_INPUT_MESSAGE_SET_REQUESTED_LATENCY: {
+ pa_usec_t *usec = userdata;
- pa_sink_input_set_requested_latency_within_thread(i, (pa_usec_t) offset);
+ *usec = pa_sink_input_set_requested_latency_within_thread(i, *usec);
return 0;
+ }
case PA_SINK_INPUT_MESSAGE_GET_REQUESTED_LATENCY: {
pa_usec_t *r = userdata;
return -1;
}
+/* Called from main thread */
pa_sink_input_state_t pa_sink_input_get_state(pa_sink_input *i) {
pa_sink_input_assert_ref(i);
return TRUE;
}
+/* Called from IO context */
void pa_sink_input_request_rewind(pa_sink_input *i, size_t nbytes /* in our sample spec */, pa_bool_t rewrite, pa_bool_t flush) {
size_t lbq;
pa_sink_request_rewind(i->sink, nbytes - lbq);
}
+/* Called from main context */
pa_memchunk* pa_sink_input_get_silence(pa_sink_input *i, pa_memchunk *ret) {
pa_sink_input_assert_ref(i);
pa_assert(ret);