#ifndef foopulsesinkinputhfoo
#define foopulsesinkinputhfoo
-/* $Id$ */
-
/***
This file is part of PulseAudio.
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
PA_SINK_INPUT_UNLINKED /*< The stream is dead */
} pa_sink_input_state_t;
-static inline pa_bool_t PA_SINK_INPUT_LINKED(pa_sink_input_state_t x) {
+static inline pa_bool_t PA_SINK_INPUT_IS_LINKED(pa_sink_input_state_t x) {
return x == PA_SINK_INPUT_DRAINED || x == PA_SINK_INPUT_RUNNING || x == PA_SINK_INPUT_CORKED;
}
PA_SINK_INPUT_NO_REMIX = 16,
PA_SINK_INPUT_FIX_FORMAT = 32,
PA_SINK_INPUT_FIX_RATE = 64,
- PA_SINK_INPUT_FIX_CHANNELS = 128
+ PA_SINK_INPUT_FIX_CHANNELS = 128,
+ PA_SINK_INPUT_DONT_INHIBIT_AUTO_SUSPEND = 256,
+ PA_SINK_INPUT_FAIL_ON_SUSPEND = 512
} pa_sink_input_flags_t;
struct pa_sink_input {
pa_sink_input_state_t state;
pa_sink_input_flags_t flags;
- pa_proplist *proplist;
char *driver; /* may be NULL */
+ pa_proplist *proplist;
+
pa_module *module; /* may be NULL */
pa_client *client; /* may be NULL */
- pa_sink *sink;
+ pa_sink *sink; /* NULL while we are being moved */
+
+ /* A sink input may be connected to multiple source outputs
+ * directly, so that they don't get mixed data of the entire
+ * source. */
+ pa_idxset *direct_outputs;
pa_sample_spec sample_spec;
pa_channel_map channel_map;
pa_sink_input *sync_prev, *sync_next;
- pa_cvolume volume;
- pa_bool_t muted;
+ pa_cvolume virtual_volume, soft_volume, volume_factor;
+ pa_bool_t muted:1;
- pa_resample_method_t resample_method;
+ /* if TRUE then the source we are connected to and/or the volume
+ * set is worth remembering, i.e. was explicitly chosen by the
+ * user and not automatically. module-stream-restore looks for
+ * this.*/
+ pa_bool_t save_sink:1, save_volume:1, save_muted:1;
+
+ pa_resample_method_t requested_resample_method, actual_resample_method;
/* Returns the chunk of audio data and drops it from the
* queue. Returns -1 on failure. Called from IO thread context. If
* only. If less data is available, it's fine to return a smaller
* block. If more data is already ready, it is better to return
* the full block. */
- int (*pop) (pa_sink_input *i, size_t request_nbytes, pa_memchunk *chunk);
+ int (*pop) (pa_sink_input *i, size_t request_nbytes, pa_memchunk *chunk); /* may NOT be NULL */
/* Rewind the queue by the specified number of bytes. Called just
* before peek() if it is called at all. Only called if the sink
* input driver ever plans to call
- * pa_sink_input_request_rewrite(). Called from IO context. */
- void (*rewind) (pa_sink_input *i, size_t nbytes); /* may be NULL */
+ * pa_sink_input_request_rewind(). Called from IO context. */
+ void (*process_rewind) (pa_sink_input *i, size_t nbytes); /* may NOT be NULL */
/* Called whenever the maximum rewindable size of the sink
- * changes. Called from UI context. */
- void (*set_max_rewind) (pa_sink_input *i, size_t nbytes); /* may be NULL */
+ * changes. Called from IO context. */
+ void (*update_max_rewind) (pa_sink_input *i, size_t nbytes); /* may be NULL */
+
+ /* Called whenever the maxiumum request size of the sink
+ * changes. Called from IO context. */
+ void (*update_max_request) (pa_sink_input *i, size_t nbytes); /* may be NULL */
+
+ /* Called whenever the configured latency of the sink
+ * changes. Called from IO context. */
+ void (*update_sink_requested_latency) (pa_sink_input *i); /* may be NULL */
+
+ /* Called whenver the latency range of the sink changes. Called
+ * from IO context. */
+ void (*update_sink_latency_range) (pa_sink_input *i); /* may be NULL */
/* If non-NULL this function is called when the input is first
* connected to a sink or when the rtpoll/asyncmsgq fields
/* Supposed to unlink and destroy this stream. Called from main
* context. */
- void (*kill) (pa_sink_input *i); /* may be NULL */
+ void (*kill) (pa_sink_input *i); /* may NOT be NULL */
/* Return the current latency (i.e. length of bufferd audio) of
- this stream. Called from main context. If NULL a
- PA_SINK_INPUT_MESSAGE_GET_LATENCY message is sent to the IO thread
- instead. */
+ this stream. Called from main context. This is added to what the
+ PA_SINK_INPUT_MESSAGE_GET_LATENCY message sent to the IO thread
+ returns */
pa_usec_t (*get_latency) (pa_sink_input *i); /* may be NULL */
+ /* If non-NULL this function is called from thread context if the
+ * state changes. The old state is found in thread_info.state. */
+ void (*state_change) (pa_sink_input *i, pa_sink_input_state_t state); /* may be NULL */
+
+ /* If non-NULL this function is called before this sink input is
+ * move to a sink and if it returns FALSE the move will not
+ * be allowed */
+ pa_bool_t (*may_move_to) (pa_sink_input *i, pa_sink *s); /* may be NULL */
+
+ /* If non-NULL this function is used to dispatch asynchronous
+ * control events. */
+ void (*send_event)(pa_sink_input *i, const char *event, pa_proplist* data);
+
struct {
pa_sink_input_state_t state;
- pa_atomic_t drained, render_memblockq_is_empty;
+ pa_atomic_t drained;
+
+ pa_cvolume soft_volume;
+ pa_bool_t muted:1;
- pa_bool_t attached; /* True only between ->attach() and ->detach() calls */
+ pa_bool_t attached:1; /* True only between ->attach() and ->detach() calls */
+
+ /* 0: rewrite nothing, (size_t) -1: rewrite everything, otherwise how many bytes to rewrite */
+ pa_bool_t rewrite_flush:1, dont_rewind_render:1;
+ size_t rewrite_nbytes;
+ uint64_t underrun_for, playing_for;
pa_sample_spec sample_spec;
/* We maintain a history of resampled audio data here. */
pa_memblockq *render_memblockq;
- size_t rewrite_nbytes;
- pa_bool_t ignore_rewind;
pa_sink_input *sync_prev, *sync_next;
- pa_cvolume volume;
- pa_bool_t muted;
-
/* The requested latency for the sink */
pa_usec_t requested_sink_latency;
+
+ pa_hashmap *direct_outputs;
} thread_info;
void *userdata;
#define PA_SINK_INPUT(o) pa_sink_input_cast(o)
enum {
- PA_SINK_INPUT_MESSAGE_SET_VOLUME,
- PA_SINK_INPUT_MESSAGE_SET_MUTE,
+ PA_SINK_INPUT_MESSAGE_SET_SOFT_VOLUME,
+ PA_SINK_INPUT_MESSAGE_SET_SOFT_MUTE,
PA_SINK_INPUT_MESSAGE_GET_LATENCY,
PA_SINK_INPUT_MESSAGE_SET_RATE,
PA_SINK_INPUT_MESSAGE_SET_STATE,
PA_SINK_INPUT_MESSAGE_SET_REQUESTED_LATENCY,
+ PA_SINK_INPUT_MESSAGE_GET_REQUESTED_LATENCY,
PA_SINK_INPUT_MESSAGE_MAX
};
+typedef struct pa_sink_input_send_event_hook_data {
+ pa_sink_input *sink_input;
+ const char *event;
+ pa_proplist *data;
+} pa_sink_input_send_event_hook_data;
+
typedef struct pa_sink_input_new_data {
pa_proplist *proplist;
pa_sink *sink;
+ pa_resample_method_t resample_method;
+
+ pa_sink_input *sync_base;
+
pa_sample_spec sample_spec;
- pa_bool_t sample_spec_is_set;
pa_channel_map channel_map;
- pa_bool_t channel_map_is_set;
- pa_cvolume volume;
- pa_bool_t volume_is_set;
- pa_bool_t muted;
- pa_bool_t muted_is_set;
+ pa_cvolume volume, volume_factor;
+ pa_bool_t muted:1;
- pa_resample_method_t resample_method;
+ pa_bool_t sample_spec_is_set:1;
+ pa_bool_t channel_map_is_set:1;
- pa_sink_input *sync_base;
+ pa_bool_t volume_is_set:1, volume_factor_is_set:1;
+ pa_bool_t muted_is_set:1;
+
+ pa_bool_t volume_is_absolute:1;
+
+ pa_bool_t save_sink:1, save_volume:1, save_muted:1;
} pa_sink_input_new_data;
pa_sink_input_new_data* pa_sink_input_new_data_init(pa_sink_input_new_data *data);
void pa_sink_input_new_data_set_sample_spec(pa_sink_input_new_data *data, const pa_sample_spec *spec);
void pa_sink_input_new_data_set_channel_map(pa_sink_input_new_data *data, const pa_channel_map *map);
void pa_sink_input_new_data_set_volume(pa_sink_input_new_data *data, const pa_cvolume *volume);
+void pa_sink_input_new_data_apply_volume_factor(pa_sink_input_new_data *data, const pa_cvolume *volume_factor);
void pa_sink_input_new_data_set_muted(pa_sink_input_new_data *data, pa_bool_t mute);
void pa_sink_input_new_data_done(pa_sink_input_new_data *data);
-typedef struct pa_sink_input_move_hook_data {
- pa_sink_input *sink_input;
- pa_sink *destination;
-} pa_sink_input_move_hook_data;
-
/* To be called by the implementing module only */
-pa_sink_input* pa_sink_input_new(
+int pa_sink_input_new(
+ pa_sink_input **i,
pa_core *core,
pa_sink_input_new_data *data,
pa_sink_input_flags_t flags);
pa_usec_t pa_sink_input_set_requested_latency(pa_sink_input *i, pa_usec_t usec);
/* Request that the specified number of bytes already written out to
-the hw device is rewritten, if possible. If this function is used you
-need to supply the ->rewind() function pointer. Please note that this
-is only a kind request. The sink driver may not be able to fulfill it
+the hw device is rewritten, if possible. Please note that this is
+only a kind request. The sink driver may not be able to fulfill it
fully -- or at all. If the request for a rewrite was successful, the
sink driver will call ->rewind() and pass the number of bytes that
could be rewound in the HW device. This functionality is required for
implementing the "zero latency" write-through functionality. */
-void pa_sink_input_request_rewrite(pa_sink_input *i, size_t nbytes);
+void pa_sink_input_request_rewind(pa_sink_input *i, size_t nbytes, pa_bool_t rewrite, pa_bool_t flush, pa_bool_t dont_rewind_render);
+
+void pa_sink_input_cork(pa_sink_input *i, pa_bool_t b);
+
+int pa_sink_input_set_rate(pa_sink_input *i, uint32_t rate);
/* Callable by everyone from main thread*/
/* External code may request disconnection with this function */
void pa_sink_input_kill(pa_sink_input*i);
-pa_usec_t pa_sink_input_get_latency(pa_sink_input *i);
+pa_usec_t pa_sink_input_get_latency(pa_sink_input *i, pa_usec_t *sink_latency);
-void pa_sink_input_set_volume(pa_sink_input *i, const pa_cvolume *volume);
+void pa_sink_input_set_volume(pa_sink_input *i, const pa_cvolume *volume, pa_bool_t save);
const pa_cvolume *pa_sink_input_get_volume(pa_sink_input *i);
-void pa_sink_input_set_mute(pa_sink_input *i, pa_bool_t mute);
-int pa_sink_input_get_mute(pa_sink_input *i);
+pa_cvolume *pa_sink_input_get_relative_volume(pa_sink_input *i, pa_cvolume *v);
+void pa_sink_input_set_mute(pa_sink_input *i, pa_bool_t mute, pa_bool_t save);
+pa_bool_t pa_sink_input_get_mute(pa_sink_input *i);
+void pa_sink_input_update_proplist(pa_sink_input *i, pa_update_mode_t mode, pa_proplist *p);
-void pa_sink_input_cork(pa_sink_input *i, pa_bool_t b);
+pa_resample_method_t pa_sink_input_get_resample_method(pa_sink_input *i);
-int pa_sink_input_set_rate(pa_sink_input *i, uint32_t rate);
+void pa_sink_input_send_event(pa_sink_input *i, const char *name, pa_proplist *data);
-pa_resample_method_t pa_sink_input_get_resample_method(pa_sink_input *i);
+int pa_sink_input_move_to(pa_sink_input *i, pa_sink *dest, pa_bool_t save);
+pa_bool_t pa_sink_input_may_move(pa_sink_input *i); /* may this sink input move at all? */
+pa_bool_t pa_sink_input_may_move_to(pa_sink_input *i, pa_sink *dest); /* may this sink input move to this sink? */
-int pa_sink_input_move_to(pa_sink_input *i, pa_sink *dest, int immediately);
+/* The same as pa_sink_input_move_to() but in two seperate steps,
+ * first the detaching from the old sink, then the attaching to the
+ * new sink */
+int pa_sink_input_start_move(pa_sink_input *i);
+int pa_sink_input_finish_move(pa_sink_input *i, pa_sink *dest, pa_bool_t save);
pa_sink_input_state_t pa_sink_input_get_state(pa_sink_input *i);
-pa_bool_t pa_sink_input_safe_to_remove(pa_sink_input *i);
+pa_usec_t pa_sink_input_get_requested_latency(pa_sink_input *i);
+
/* To be used exclusively by the sink driver IO thread */
-int pa_sink_input_peek(pa_sink_input *i, size_t length, pa_memchunk *chunk, pa_cvolume *volume);
+void pa_sink_input_peek(pa_sink_input *i, size_t length, pa_memchunk *chunk, pa_cvolume *volume);
void pa_sink_input_drop(pa_sink_input *i, size_t length);
-void pa_sink_input_rewind(pa_sink_input *i, size_t nbytes /* in the sink's sample spec */);
-void pa_sink_input_set_max_rewind(pa_sink_input *i, size_t nbytes /* in the sink's sample spec */);
+void pa_sink_input_process_rewind(pa_sink_input *i, size_t nbytes /* in the sink's sample spec */);
+void pa_sink_input_update_max_rewind(pa_sink_input *i, size_t nbytes /* in the sink's sample spec */);
+void pa_sink_input_update_max_request(pa_sink_input *i, size_t nbytes /* in the sink's sample spec */);
+
+void pa_sink_input_set_state_within_thread(pa_sink_input *i, pa_sink_input_state_t state);
int pa_sink_input_process_msg(pa_msgobject *o, int code, void *userdata, int64_t offset, pa_memchunk *chunk);
-typedef struct pa_sink_input_move_info {
- pa_sink_input *sink_input;
- pa_sink_input *ghost_sink_input;
- pa_memblockq *buffer;
- size_t buffer_bytes;
-} pa_sink_input_move_info;
+pa_usec_t pa_sink_input_set_requested_latency_within_thread(pa_sink_input *i, pa_usec_t usec);
+
+pa_bool_t pa_sink_input_safe_to_remove(pa_sink_input *i);
+pa_memchunk* pa_sink_input_get_silence(pa_sink_input *i, pa_memchunk *ret);
#endif