X-Git-Url: https://code.delx.au/pulseaudio/blobdiff_plain/0933f1a2a401a418a90dc948824e184b5dcc9c93..427758aa4ca0b1fb2f1dc8cc9aacfe37dfdac586:/src/pulsecore/source-output.h diff --git a/src/pulsecore/source-output.h b/src/pulsecore/source-output.h index 91f28f94..273b78fc 100644 --- a/src/pulsecore/source-output.h +++ b/src/pulsecore/source-output.h @@ -8,7 +8,7 @@ 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 @@ -55,7 +55,8 @@ typedef enum pa_source_output_flags { PA_SOURCE_OUTPUT_FIX_RATE = 64, PA_SOURCE_OUTPUT_FIX_CHANNELS = 128, PA_SOURCE_OUTPUT_DONT_INHIBIT_AUTO_SUSPEND = 256, - PA_SOURCE_OUTPUT_FAIL_ON_SUSPEND = 512 + PA_SOURCE_OUTPUT_NO_CREATE_ON_SUSPEND = 512, + PA_SOURCE_OUTPUT_KILL_ON_SUSPEND = 1024 } pa_source_output_flags_t; struct pa_source_output { @@ -108,6 +109,10 @@ struct pa_source_output { * from IO context. */ void (*update_source_latency_range) (pa_source_output *o); /* may be NULL */ + /* Called whenver the fixed latency of the source changes, if there + * is one. Called from IO context. */ + void (*update_source_fixed_latency) (pa_source_output *i); /* may be NULL */ + /* If non-NULL this function is called when the output is first * connected to a source. Called from IO thread context */ void (*attach) (pa_source_output *o); /* may be NULL */ @@ -116,13 +121,21 @@ struct pa_source_output { * disconnected from its source. Called from IO thread context */ void (*detach) (pa_source_output *o); /* may be NULL */ - /* If non-NULL called whenever the the source this output is attached + /* If non-NULL called whenever the source this output is attached * to suspends or resumes. Called from main context */ void (*suspend) (pa_source_output *o, pa_bool_t b); /* may be NULL */ - /* If non-NULL called whenever the the source this output is attached - * to changes. Called from main context */ - void (*moved) (pa_source_output *o); /* may be NULL */ + /* If non-NULL called whenever the source this output is attached + * to suspends or resumes. Called from IO context */ + void (*suspend_within_thread) (pa_source_output *o, pa_bool_t b); /* may be NULL */ + + /* If non-NULL called whenever the source output is moved to a new + * source. Called from main context after the stream was detached + * from the old source and before it is attached to the new + * source. If dest is NULL the move was executed in two + * phases and the second one failed; the stream will be destroyed + * after this call. */ + void (*moving) (pa_source_output *o, pa_source *dest); /* may be NULL */ /* Supposed to unlink and destroy this stream. Called from main * context. */ @@ -143,6 +156,10 @@ struct pa_source_output { * will not be allowed */ pa_bool_t (*may_move_to) (pa_source_output *o, pa_source *s); /* may be NULL */ + /* If non-NULL this function is used to dispatch asynchronous + * control events. */ + void (*send_event)(pa_source_output *o, const char *event, pa_proplist* data); + struct { pa_source_output_state_t state; @@ -165,7 +182,7 @@ struct pa_source_output { void *userdata; }; -PA_DECLARE_CLASS(pa_source_output); +PA_DECLARE_PUBLIC_CLASS(pa_source_output); #define PA_SOURCE_OUTPUT(o) pa_source_output_cast(o) enum { @@ -177,7 +194,15 @@ enum { PA_SOURCE_OUTPUT_MESSAGE_MAX }; +typedef struct pa_source_output_send_event_hook_data { + pa_source_output *source_output; + const char *event; + pa_proplist *data; +} pa_source_output_send_event_hook_data; + typedef struct pa_source_output_new_data { + pa_source_output_flags_t flags; + pa_proplist *proplist; pa_sink_input *direct_on_input; @@ -208,8 +233,7 @@ void pa_source_output_new_data_done(pa_source_output_new_data *data); int pa_source_output_new( pa_source_output**o, pa_core *core, - pa_source_output_new_data *data, - pa_source_output_flags_t flags); + pa_source_output_new_data *data); void pa_source_output_put(pa_source_output *o); void pa_source_output_unlink(pa_source_output*o); @@ -222,6 +246,8 @@ void pa_source_output_cork(pa_source_output *o, pa_bool_t b); int pa_source_output_set_rate(pa_source_output *o, uint32_t rate); +size_t pa_source_output_get_max_rewind(pa_source_output *o); + /* Callable by everyone */ /* External code may request disconnection with this funcion */ @@ -229,10 +255,12 @@ void pa_source_output_kill(pa_source_output*o); pa_usec_t pa_source_output_get_latency(pa_source_output *o, pa_usec_t *source_latency); -pa_bool_t pa_source_output_update_proplist(pa_source_output *o, pa_update_mode_t mode, pa_proplist *p); +void pa_source_output_update_proplist(pa_source_output *o, pa_update_mode_t mode, pa_proplist *p); pa_resample_method_t pa_source_output_get_resample_method(pa_source_output *o); +void pa_source_output_send_event(pa_source_output *o, const char *name, pa_proplist *data); + pa_bool_t pa_source_output_may_move(pa_source_output *o); pa_bool_t pa_source_output_may_move_to(pa_source_output *o, pa_source *dest); int pa_source_output_move_to(pa_source_output *o, pa_source *dest, pa_bool_t save); @@ -242,6 +270,7 @@ int pa_source_output_move_to(pa_source_output *o, pa_source *dest, pa_bool_t sav * new source */ int pa_source_output_start_move(pa_source_output *o); int pa_source_output_finish_move(pa_source_output *o, pa_source *dest, pa_bool_t save); +void pa_source_output_fail_move(pa_source_output *o); #define pa_source_output_get_state(o) ((o)->state) @@ -259,4 +288,7 @@ int pa_source_output_process_msg(pa_msgobject *mo, int code, void *userdata, int pa_usec_t pa_source_output_set_requested_latency_within_thread(pa_source_output *o, pa_usec_t usec); +#define pa_source_output_assert_io_context(s) \ + pa_assert(pa_thread_mq_get() || !PA_SOURCE_OUTPUT_IS_LINKED((s)->state)) + #endif