diff options
Diffstat (limited to 'src/pulsecore/sink.h')
| -rw-r--r-- | src/pulsecore/sink.h | 51 |
1 files changed, 37 insertions, 14 deletions
diff --git a/src/pulsecore/sink.h b/src/pulsecore/sink.h index d16fcc01..ba547fc3 100644 --- a/src/pulsecore/sink.h +++ b/src/pulsecore/sink.h @@ -42,6 +42,7 @@ typedef struct pa_device_port pa_device_port; #include <pulsecore/rtpoll.h> #include <pulsecore/card.h> #include <pulsecore/queue.h> +#include <pulsecore/thread-mq.h> #define PA_MAX_INPUTS_PER_SINK 32 @@ -89,9 +90,10 @@ struct pa_sink { unsigned n_volume_steps; /* shall be constant */ /* Also see http://pulseaudio.org/wiki/InternalVolumes */ - pa_cvolume virtual_volume; /* The volume clients are informed about */ - pa_cvolume reference_volume; /* The volume taken as refernce base for relative sink input volumes */ + pa_cvolume reference_volume; /* The volume exported and taken as reference base for relative sink input volumes */ + pa_cvolume real_volume; /* The volume that the hardware is configured to */ pa_cvolume soft_volume; /* The internal software volume we apply to all PCM data while it passes through */ + pa_bool_t muted:1; pa_bool_t refresh_volume:1; @@ -101,15 +103,14 @@ struct pa_sink { pa_bool_t save_muted:1; pa_asyncmsgq *asyncmsgq; - pa_rtpoll *rtpoll; pa_memchunk silence; - pa_usec_t fixed_latency; /* for sinks with PA_SINK_DYNAMIC_LATENCY this is 0 */ - pa_hashmap *ports; pa_device_port *active_port; + unsigned priority; + /* Called when the main loop requests a state change. Called from * main loop context. If returns -1 the state change will be * inhibited */ @@ -155,9 +156,14 @@ struct pa_sink { pa_sink_state_t state; pa_hashmap *inputs; + pa_rtpoll *rtpoll; + pa_cvolume soft_volume; pa_bool_t soft_muted:1; + /* The requested latency is used for dynamic latency + * sinks. For fixed latency sinks it is always identical to + * the fixed_latency. See below. */ pa_bool_t requested_latency_valid:1; pa_usec_t requested_latency; @@ -173,14 +179,21 @@ struct pa_sink { size_t rewind_nbytes; pa_bool_t rewind_requested; + /* Both dynamic and fixed latencies will be clamped to this + * range. */ pa_usec_t min_latency; /* we won't go below this latency */ pa_usec_t max_latency; /* An upper limit for the latencies */ + + /* 'Fixed' simply means that the latency is exclusively + * decided on by the sink, and the clients have no influence + * in changing it */ + pa_usec_t fixed_latency; /* for sinks with PA_SINK_DYNAMIC_LATENCY this is 0 */ } thread_info; void *userdata; }; -PA_DECLARE_CLASS(pa_sink); +PA_DECLARE_PUBLIC_CLASS(pa_sink); #define PA_SINK(s) (pa_sink_cast(s)) typedef enum pa_sink_message { @@ -200,6 +213,8 @@ typedef enum pa_sink_message { PA_SINK_MESSAGE_DETACH, PA_SINK_MESSAGE_SET_LATENCY_RANGE, PA_SINK_MESSAGE_GET_LATENCY_RANGE, + PA_SINK_MESSAGE_SET_FIXED_LATENCY, + PA_SINK_MESSAGE_GET_FIXED_LATENCY, PA_SINK_MESSAGE_GET_MAX_REWIND, PA_SINK_MESSAGE_GET_MAX_REQUEST, PA_SINK_MESSAGE_SET_MAX_REWIND, @@ -267,12 +282,15 @@ void pa_sink_detach(pa_sink *s); void pa_sink_attach(pa_sink *s); void pa_sink_set_soft_volume(pa_sink *s, const pa_cvolume *volume); -void pa_sink_volume_changed(pa_sink *s, const pa_cvolume *new_volume, pa_bool_t save); -void pa_sink_mute_changed(pa_sink *s, pa_bool_t new_muted, pa_bool_t save); +void pa_sink_volume_changed(pa_sink *s, const pa_cvolume *new_volume); +void pa_sink_mute_changed(pa_sink *s, pa_bool_t new_muted); + +void pa_sink_update_flags(pa_sink *s, pa_sink_flags_t mask, pa_sink_flags_t value); pa_bool_t pa_device_init_description(pa_proplist *p); pa_bool_t pa_device_init_icon(pa_proplist *p, pa_bool_t is_sink); pa_bool_t pa_device_init_intended_roles(pa_proplist *p); +unsigned pa_device_init_priority(pa_proplist *p); /**** May be called by everyone, from main context */ @@ -280,6 +298,7 @@ pa_bool_t pa_device_init_intended_roles(pa_proplist *p); pa_usec_t pa_sink_get_latency(pa_sink *s); pa_usec_t pa_sink_get_requested_latency(pa_sink *s); void pa_sink_get_latency_range(pa_sink *s, pa_usec_t *min_latency, pa_usec_t *max_latency); +pa_usec_t pa_sink_get_fixed_latency(pa_sink *s); size_t pa_sink_get_max_rewind(pa_sink *s); size_t pa_sink_get_max_request(pa_sink *s); @@ -288,11 +307,8 @@ int pa_sink_update_status(pa_sink*s); int pa_sink_suspend(pa_sink *s, pa_bool_t suspend, pa_suspend_cause_t cause); int pa_sink_suspend_all(pa_core *c, pa_bool_t suspend, pa_suspend_cause_t cause); -void pa_sink_update_flat_volume(pa_sink *s, pa_cvolume *new_volume); -void pa_sink_propagate_flat_volume(pa_sink *s); - -void pa_sink_set_volume(pa_sink *sink, const pa_cvolume *volume, pa_bool_t propagate, pa_bool_t sendmsg, pa_bool_t become_reference, pa_bool_t save); -const pa_cvolume *pa_sink_get_volume(pa_sink *sink, pa_bool_t force_refresh, pa_bool_t reference); +void pa_sink_set_volume(pa_sink *sink, const pa_cvolume *volume, pa_bool_t sendmsg, pa_bool_t save); +const pa_cvolume *pa_sink_get_volume(pa_sink *sink, pa_bool_t force_refresh); void pa_sink_set_mute(pa_sink *sink, pa_bool_t mute, pa_bool_t save); pa_bool_t pa_sink_get_mute(pa_sink *sink, pa_bool_t force_refresh); @@ -331,16 +347,23 @@ void pa_sink_set_max_rewind_within_thread(pa_sink *s, size_t max_rewind); void pa_sink_set_max_request_within_thread(pa_sink *s, size_t max_request); void pa_sink_set_latency_range_within_thread(pa_sink *s, pa_usec_t min_latency, pa_usec_t max_latency); +void pa_sink_set_fixed_latency_within_thread(pa_sink *s, pa_usec_t latency); /*** To be called exclusively by sink input drivers, from IO context */ void pa_sink_request_rewind(pa_sink*s, size_t nbytes); -void pa_sink_invalidate_requested_latency(pa_sink *s); +void pa_sink_invalidate_requested_latency(pa_sink *s, pa_bool_t dynamic); pa_usec_t pa_sink_get_latency_within_thread(pa_sink *s); pa_device_port *pa_device_port_new(const char *name, const char *description, size_t extra); void pa_device_port_free(pa_device_port *p); +/* Verify that we called in IO context (aka 'thread context), or that + * the sink is not yet set up, i.e. the thread not set up yet. See + * pa_assert_io_context() in thread-mq.h for more information. */ +#define pa_sink_assert_io_context(s) \ + pa_assert(pa_thread_mq_get() || !PA_SINK_IS_LINKED((s)->state)) + #endif |