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Rework module-combine to work with glitch-free core; add new max_request field to pa_sink

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This commit is contained in:
Lennart Poettering 2008-06-20 22:32:41 +02:00
parent 1420e1d1b5
commit add6c0361a
17 changed files with 1084 additions and 511 deletions
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42
src/pulsecore/sink.h
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@ -80,17 +80,15 @@ struct pa_sink {
pa_cvolume volume;
pa_bool_t muted;
pa_bool_t refresh_volume;
pa_bool_t refresh_mute;
pa_bool_t refresh_volume:1;
pa_bool_t refresh_muted:1;
pa_asyncmsgq *asyncmsgq;
pa_rtpoll *rtpoll;
pa_memchunk silence;
pa_usec_t min_latency; /* we won't go below this latency */
pa_usec_t max_latency; /* An upper limit for the latencies */
/* Called when the main loop requests a state change. Called from
* main loop context. If returns -1 the state change will be
* inhibited */
@ -98,8 +96,9 @@ struct pa_sink {
/* Callled when the volume is queried. Called from main loop
* context. If this is NULL a PA_SINK_MESSAGE_GET_VOLUME message
* will be sent to the IO thread instead. */
int (*get_volume)(pa_sink *s); /* may be null */
* 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_sink *s); /* may be NULL */
/* Called when the volume shall be changed. Called from main loop
* context. If this is NULL a PA_SINK_MESSAGE_SET_VOLUME message
@ -108,7 +107,8 @@ struct pa_sink {
/* Called when the mute setting is queried. Called from main loop
* context. If this is NULL a PA_SINK_MESSAGE_GET_MUTE message
* will be sent to the IO thread instead. */
* 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_sink *s); /* dito */
/* Called when the mute setting shall be changed. Called from main
@ -130,17 +130,24 @@ struct pa_sink {
pa_sink_state_t state;
pa_hashmap *inputs;
pa_cvolume soft_volume;
pa_bool_t soft_muted;
pa_bool_t soft_muted:1;
pa_bool_t requested_latency_valid;
pa_bool_t requested_latency_valid:1;
pa_usec_t requested_latency;
/* The number of bytes we need keep around to be able to satisfy
* every DMA buffer rewrite */
/* The number of bytes streams need to keep around as history to
* be able to satisfy every DMA buffer rewrite */
size_t max_rewind;
/* The number of bytes streams need to keep around to satisfy
* every DMA write request */
size_t max_request;
/* Maximum of what clients requested to rewind in this cycle */
size_t rewind_nbytes;
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;
void *userdata;
@ -163,6 +170,10 @@ typedef enum pa_sink_message {
PA_SINK_MESSAGE_FINISH_MOVE,
PA_SINK_MESSAGE_ATTACH,
PA_SINK_MESSAGE_DETACH,
PA_SINK_MESSAGE_SET_LATENCY_RANGE,
PA_SINK_MESSAGE_GET_LATENCY_RANGE,
PA_SINK_MESSAGE_GET_MAX_REWIND,
PA_SINK_MESSAGE_GET_MAX_REQUEST,
PA_SINK_MESSAGE_MAX
} pa_sink_message_t;
@ -217,6 +228,10 @@ void pa_sink_attach(pa_sink *s);
/* The returned value is supposed to be in the time domain of the sound card! */
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);
size_t pa_sink_get_max_rewind(pa_sink *s);
size_t pa_sink_get_max_request(pa_sink *s);
int pa_sink_update_status(pa_sink*s);
int pa_sink_suspend(pa_sink *s, pa_bool_t suspend);
@ -248,6 +263,9 @@ void pa_sink_detach_within_thread(pa_sink *s);
pa_usec_t pa_sink_get_requested_latency_within_thread(pa_sink *s);
void pa_sink_set_max_rewind(pa_sink *s, size_t max_rewind);
void pa_sink_set_max_request(pa_sink *s, size_t max_request);
void pa_sink_update_latency_range(pa_sink *s, pa_usec_t min_latency, pa_usec_t max_latency);
/* To be called exclusively by sink input drivers, from IO context */