X-Git-Url: https://code.delx.au/pulseaudio/blobdiff_plain/c2002dcd1f769e0a54976ad2d586a29c9316ffce..8d12ab9e632420864fa024909c66863de2452987:/src/pulsecore/source.h diff --git a/src/pulsecore/source.h b/src/pulsecore/source.h index b93e4ad0..e3e56bc4 100644 --- a/src/pulsecore/source.h +++ b/src/pulsecore/source.h @@ -9,7 +9,7 @@ PulseAudio is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published - by the Free Software Foundation; either version 2 of the License, + by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. PulseAudio is distributed in the hope that it will be useful, but @@ -41,21 +41,13 @@ typedef struct pa_source pa_source; #include #include #include +#include +#include +#include #define PA_MAX_OUTPUTS_PER_SOURCE 32 -typedef enum pa_source_state { - PA_SOURCE_INIT, - PA_SOURCE_RUNNING, - PA_SOURCE_SUSPENDED, - PA_SOURCE_IDLE, - PA_SOURCE_UNLINKED -} pa_source_state_t; - -static inline pa_bool_t PA_SOURCE_IS_OPENED(pa_source_state_t x) { - return x == PA_SOURCE_RUNNING || x == PA_SOURCE_IDLE; -} - +/* Returns true if source is linked: registered and accessible from client side. */ static inline pa_bool_t PA_SOURCE_IS_LINKED(pa_source_state_t x) { return x == PA_SOURCE_RUNNING || x == PA_SOURCE_IDLE || x == PA_SOURCE_SUSPENDED; } @@ -65,14 +57,17 @@ struct pa_source { uint32_t index; pa_core *core; + pa_source_state_t state; pa_source_flags_t flags; + pa_suspend_cause_t suspend_cause; char *name; char *driver; /* may be NULL */ pa_proplist *proplist; pa_module *module; /* may be NULL */ + pa_card *card; /* may be NULL */ pa_sample_spec sample_spec; pa_channel_map channel_map; @@ -81,19 +76,28 @@ struct pa_source { unsigned n_corked; pa_sink *monitor_of; /* may be NULL */ - pa_cvolume volume; - pa_bool_t muted; - pa_volume_t base_volume; /* shall be constant */ + unsigned n_volume_steps; /* shall be constant */ + + pa_cvolume volume, soft_volume; + pa_bool_t muted:1; pa_bool_t refresh_volume:1; pa_bool_t refresh_muted:1; + pa_bool_t save_port:1; + pa_bool_t save_volume:1; + pa_bool_t save_muted:1; + pa_asyncmsgq *asyncmsgq; - pa_rtpoll *rtpoll; pa_memchunk silence; + 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 */ @@ -103,33 +107,40 @@ struct pa_source { * context. If this is NULL a PA_SOURCE_MESSAGE_GET_VOLUME message * will be sent to the IO thread instead. If refresh_volume is * FALSE neither this function is called nor a message is sent. */ - int (*get_volume)(pa_source *s); /* dito */ + void (*get_volume)(pa_source *s); /* dito */ /* Called when the volume shall be changed. Called from main loop * context. If this is NULL a PA_SOURCE_MESSAGE_SET_VOLUME message * will be sent to the IO thread instead. */ - int (*set_volume)(pa_source *s); /* dito */ + void (*set_volume)(pa_source *s); /* dito */ /* Called when the mute setting is queried. Called from main loop * context. If this is NULL a PA_SOURCE_MESSAGE_GET_MUTE message * will be sent to the IO thread instead. If refresh_mute is * FALSE neither this function is called nor a message is sent.*/ - int (*get_mute)(pa_source *s); /* dito */ + void (*get_mute)(pa_source *s); /* dito */ /* Called when the mute setting shall be changed. Called from main * loop context. If this is NULL a PA_SOURCE_MESSAGE_SET_MUTE * message will be sent to the IO thread instead. */ - int (*set_mute)(pa_source *s); /* dito */ + void (*set_mute)(pa_source *s); /* dito */ /* Called when a the requested latency is changed. Called from IO * thread context. */ void (*update_requested_latency)(pa_source *s); /* dito */ + /* Called whenever the port shall be changed. Called from main + * thread. */ + int (*set_port)(pa_source *s, pa_device_port *port); /*dito */ + /* Contains copies of the above data so that the real-time worker * thread can work without access locking */ struct { pa_source_state_t state; pa_hashmap *outputs; + + pa_rtpoll *rtpoll; + pa_cvolume soft_volume; pa_bool_t soft_muted:1; @@ -142,12 +153,14 @@ struct pa_source { pa_usec_t min_latency; /* we won't go below this latency */ pa_usec_t max_latency; /* An upper limit for the latencies */ - } thread_info; + + pa_usec_t fixed_latency; /* for sources with PA_SOURCE_DYNAMIC_LATENCY this is 0 */ + } thread_info; void *userdata; }; -PA_DECLARE_CLASS(pa_source); +PA_DECLARE_PUBLIC_CLASS(pa_source); #define PA_SOURCE(s) pa_source_cast(s) typedef enum pa_source_message { @@ -164,7 +177,10 @@ typedef enum pa_source_message { PA_SOURCE_MESSAGE_DETACH, PA_SOURCE_MESSAGE_SET_LATENCY_RANGE, PA_SOURCE_MESSAGE_GET_LATENCY_RANGE, + PA_SOURCE_MESSAGE_SET_FIXED_LATENCY, + PA_SOURCE_MESSAGE_GET_FIXED_LATENCY, PA_SOURCE_MESSAGE_GET_MAX_REWIND, + PA_SOURCE_MESSAGE_SET_MAX_REWIND, PA_SOURCE_MESSAGE_MAX } pa_source_message_t; @@ -174,6 +190,10 @@ typedef struct pa_source_new_data { const char *driver; pa_module *module; + pa_card *card; + + pa_hashmap *ports; + char *active_port; pa_sample_spec sample_spec; pa_channel_map channel_map; @@ -186,6 +206,10 @@ typedef struct pa_source_new_data { pa_bool_t channel_map_is_set:1; pa_bool_t namereg_fail:1; + + pa_bool_t save_port:1; + pa_bool_t save_volume:1; + pa_bool_t save_muted:1; } pa_source_new_data; pa_source_new_data* pa_source_new_data_init(pa_source_new_data *data); @@ -194,9 +218,10 @@ void pa_source_new_data_set_sample_spec(pa_source_new_data *data, const pa_sampl void pa_source_new_data_set_channel_map(pa_source_new_data *data, const pa_channel_map *map); void pa_source_new_data_set_volume(pa_source_new_data *data, const pa_cvolume *volume); void pa_source_new_data_set_muted(pa_source_new_data *data, pa_bool_t mute); +void pa_source_new_data_set_port(pa_source_new_data *data, const char *port); void pa_source_new_data_done(pa_source_new_data *data); -/* To be called exclusively by the source driver, from main context */ +/*** To be called exclusively by the source driver, from main context */ pa_source* pa_source_new( pa_core *core, @@ -210,36 +235,56 @@ void pa_source_set_description(pa_source *s, const char *description); void pa_source_set_asyncmsgq(pa_source *s, pa_asyncmsgq *q); void pa_source_set_rtpoll(pa_source *s, pa_rtpoll *p); +void pa_source_set_max_rewind(pa_source *s, size_t max_rewind); void pa_source_set_latency_range(pa_source *s, pa_usec_t min_latency, pa_usec_t max_latency); +void pa_source_set_fixed_latency(pa_source *s, pa_usec_t latency); void pa_source_detach(pa_source *s); void pa_source_attach(pa_source *s); -/* May be called by everyone, from main context */ +void pa_source_set_soft_volume(pa_source *s, const pa_cvolume *volume); +void pa_source_volume_changed(pa_source *s, const pa_cvolume *new_volume); +void pa_source_mute_changed(pa_source *s, pa_bool_t new_muted); + +int pa_source_sync_suspend(pa_source *s); + +void pa_source_update_flags(pa_source *s, pa_source_flags_t mask, pa_source_flags_t value); + +/*** May be called by everyone, from main context */ /* The returned value is supposed to be in the time domain of the sound card! */ pa_usec_t pa_source_get_latency(pa_source *s); pa_usec_t pa_source_get_requested_latency(pa_source *s); void pa_source_get_latency_range(pa_source *s, pa_usec_t *min_latency, pa_usec_t *max_latency); +pa_usec_t pa_source_get_fixed_latency(pa_source *s); size_t pa_source_get_max_rewind(pa_source *s); int pa_source_update_status(pa_source*s); -int pa_source_suspend(pa_source *s, pa_bool_t suspend); -int pa_source_suspend_all(pa_core *c, pa_bool_t suspend); +int pa_source_suspend(pa_source *s, pa_bool_t suspend, pa_suspend_cause_t cause); +int pa_source_suspend_all(pa_core *c, pa_bool_t suspend, pa_suspend_cause_t cause); -void pa_source_set_volume(pa_source *source, const pa_cvolume *volume); -void pa_source_set_soft_volume(pa_source *s, const pa_cvolume *volume); +void pa_source_set_volume(pa_source *source, const pa_cvolume *volume, pa_bool_t save); const pa_cvolume *pa_source_get_volume(pa_source *source, pa_bool_t force_refresh); -void pa_source_set_mute(pa_source *source, pa_bool_t mute); + +void pa_source_set_mute(pa_source *source, pa_bool_t mute, pa_bool_t save); pa_bool_t pa_source_get_mute(pa_source *source, pa_bool_t force_refresh); +pa_bool_t pa_source_update_proplist(pa_source *s, pa_update_mode_t mode, pa_proplist *p); + +int pa_source_set_port(pa_source *s, const char *name, pa_bool_t save); + unsigned pa_source_linked_by(pa_source *s); /* Number of connected streams */ unsigned pa_source_used_by(pa_source *s); /* Number of connected streams that are not corked */ unsigned pa_source_check_suspend(pa_source *s); /* Returns how many streams are active that don't allow suspensions */ #define pa_source_get_state(s) ((pa_source_state_t) (s)->state) -/* To be called exclusively by the source driver, from IO context */ +/* Moves all inputs away, and stores them in pa_queue */ +pa_queue *pa_source_move_all_start(pa_source *s, pa_queue *q); +void pa_source_move_all_finish(pa_source *s, pa_queue *q, pa_bool_t save); +void pa_source_move_all_fail(pa_queue *q); + +/*** To be called exclusively by the source driver, from IO context */ void pa_source_post(pa_source*s, const pa_memchunk *chunk); void pa_source_post_direct(pa_source*s, pa_source_output *o, const pa_memchunk *chunk); @@ -252,11 +297,17 @@ void pa_source_detach_within_thread(pa_source *s); pa_usec_t pa_source_get_requested_latency_within_thread(pa_source *s); -void pa_source_set_max_rewind(pa_source *s, size_t max_rewind); -void pa_source_update_latency_range(pa_source *s, pa_usec_t min_latency, pa_usec_t max_latency); +void pa_source_set_max_rewind_within_thread(pa_source *s, size_t max_rewind); + +void pa_source_set_latency_range_within_thread(pa_source *s, pa_usec_t min_latency, pa_usec_t max_latency); +void pa_source_set_fixed_latency_within_thread(pa_source *s, pa_usec_t latency); + +/*** To be called exclusively by source output drivers, from IO context */ -/* To be called exclusively by source output drivers, from IO context */ +void pa_source_invalidate_requested_latency(pa_source *s, pa_bool_t dynamic); +pa_usec_t pa_source_get_latency_within_thread(pa_source *s); -void pa_source_invalidate_requested_latency(pa_source *s); +#define pa_source_assert_io_context(s) \ + pa_assert(pa_thread_mq_get() || !PA_SOURCE_IS_LINKED((s)->state)) #endif