]> code.delx.au - pulseaudio/blobdiff - src/pulse/internal.h
protocol-native: Allow clients to know at what index underrun occurred
[pulseaudio] / src / pulse / internal.h
index 2a808d178d6c1b57e175796cb71cbbc5c8d49395..60b37999c17dbdef2d073a32e6ea3707358f202f 100644 (file)
@@ -1,8 +1,6 @@
 #ifndef foointernalhfoo
 #define foointernalhfoo
 
-/* $Id$ */
-
 /***
   This file is part of PulseAudio.
 
@@ -11,7 +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
 #include <pulse/stream.h>
 #include <pulse/operation.h>
 #include <pulse/subscribe.h>
+#include <pulse/ext-device-manager.h>
+#include <pulse/ext-device-restore.h>
+#include <pulse/ext-stream-restore.h>
 
 #include <pulsecore/socket-client.h>
 #include <pulsecore/pstream.h>
 #include <pulsecore/pdispatch.h>
-#include <pulsecore/dynarray.h>
 #include <pulsecore/llist.h>
 #include <pulsecore/native-common.h>
 #include <pulsecore/strlist.h>
@@ -43,6 +43,9 @@
 #include <pulsecore/hashmap.h>
 #include <pulsecore/refcnt.h>
 #include <pulsecore/time-smoother.h>
+#ifdef HAVE_DBUS
+#include <pulsecore/dbus-util.h>
+#endif
 
 #include "client-conf.h"
 
 struct pa_context {
     PA_REFCNT_DECLARE;
 
+#ifdef HAVE_DBUS
+    pa_dbus_wrap_connection *system_bus;
+    pa_dbus_wrap_connection *session_bus;
+#endif
+
     pa_proplist *proplist;
     pa_mainloop_api* mainloop;
 
@@ -58,27 +66,32 @@ struct pa_context {
     pa_pstream *pstream;
     pa_pdispatch *pdispatch;
 
-    pa_dynarray *record_streams, *playback_streams;
+    pa_hashmap *record_streams, *playback_streams;
     PA_LLIST_HEAD(pa_stream, streams);
     PA_LLIST_HEAD(pa_operation, operations);
 
     uint32_t version;
     uint32_t ctag;
     uint32_t csyncid;
-    uint32_t error;
+    int error;
     pa_context_state_t state;
 
     pa_context_notify_cb_t state_callback;
     void *state_userdata;
     pa_context_subscribe_cb_t subscribe_callback;
     void *subscribe_userdata;
+    pa_context_event_cb_t event_callback;
+    void *event_userdata;
 
     pa_mempool *mempool;
 
     pa_bool_t is_local:1;
-    pa_bool_t do_autospawn:1;
     pa_bool_t do_shm:1;
-    int autospawn_lock_fd;
+    pa_bool_t server_specified:1;
+    pa_bool_t no_fail:1;
+    pa_bool_t do_autospawn:1;
+    pa_bool_t use_rtclock:1;
+    pa_bool_t filter_added:1;
     pa_spawn_api spawn_api;
 
     pa_strlist *server_list;
@@ -88,6 +101,20 @@ struct pa_context {
     pa_client_conf *conf;
 
     uint32_t client_index;
+
+    /* Extension specific data */
+    struct {
+        pa_ext_device_manager_subscribe_cb_t callback;
+        void *userdata;
+    } ext_device_manager;
+    struct {
+        pa_ext_device_restore_subscribe_cb_t callback;
+        void *userdata;
+    } ext_device_restore;
+    struct {
+        pa_ext_stream_restore_subscribe_cb_t callback;
+        void *userdata;
+    } ext_stream_restore;
 };
 
 #define PA_MAX_WRITE_INDEX_CORRECTIONS 32
@@ -100,6 +127,8 @@ typedef struct pa_index_correction {
     pa_bool_t corrupt:1;
 } pa_index_correction;
 
+#define PA_MAX_FORMATS (PA_ENCODING_MAX)
+
 struct pa_stream {
     PA_REFCNT_DECLARE;
     PA_LLIST_FIELDS(pa_stream);
@@ -115,6 +144,9 @@ struct pa_stream {
 
     pa_sample_spec sample_spec;
     pa_channel_map channel_map;
+    uint8_t n_formats;
+    pa_format_info *req_formats[PA_MAX_FORMATS];
+    pa_format_info *format;
 
     pa_proplist *proplist;
 
@@ -128,12 +160,18 @@ struct pa_stream {
     uint32_t syncid;
     uint32_t stream_index;
 
-    uint32_t requested_bytes;
+    int64_t requested_bytes;
     pa_buffer_attr buffer_attr;
 
     uint32_t device_index;
     char *device_name;
 
+    /* playback */
+    pa_memblock *write_memblock;
+    void *write_data;
+    int64_t latest_underrun_at_index;
+
+    /* recording */
     pa_memchunk peek_memchunk;
     void *peek_data;
     pa_memblockq *record_memblockq;
@@ -148,12 +186,13 @@ struct pa_stream {
     uint32_t write_index_not_before;
     uint32_t read_index_not_before;
 
-    /* Data about individual timing update correctoins */
+    /* Data about individual timing update corrections */
     pa_index_correction write_index_corrections[PA_MAX_WRITE_INDEX_CORRECTIONS];
     int current_write_index_correction;
 
     /* Latency interpolation stuff */
     pa_time_event *auto_timing_update_event;
+    pa_usec_t auto_timing_interval_usec;
 
     pa_smoother *smoother;
 
@@ -176,6 +215,10 @@ struct pa_stream {
     void *suspended_userdata;
     pa_stream_notify_cb_t started_callback;
     void *started_userdata;
+    pa_stream_event_cb_t event_callback;
+    void *event_userdata;
+    pa_stream_notify_cb_t buffer_attr_callback;
+    void *buffer_attr_userdata;
 };
 
 typedef void (*pa_operation_cb_t)(void);
@@ -202,6 +245,10 @@ void pa_command_overflow_or_underflow(pa_pdispatch *pd, uint32_t command, uint32
 void pa_command_stream_suspended(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
 void pa_command_stream_moved(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
 void pa_command_stream_started(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
+void pa_command_stream_event(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
+void pa_command_client_event(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
+void pa_command_stream_buffer_attr(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata);
+
 pa_operation *pa_operation_new(pa_context *c, pa_stream *s, pa_operation_cb_t callback, void *userdata);
 void pa_operation_done(pa_operation *o);
 
@@ -220,19 +267,49 @@ void pa_stream_set_state(pa_stream *s, pa_stream_state_t st);
 
 pa_tagstruct *pa_tagstruct_command(pa_context *c, uint32_t command, uint32_t *tag);
 
-#define PA_CHECK_VALIDITY(context, expression, error) do { \
-        if (!(expression)) \
+#define PA_CHECK_VALIDITY(context, expression, error)         \
+    do {                                                      \
+        if (!(expression))                                    \
             return -pa_context_set_error((context), (error)); \
-} while(0)
-
-
-#define PA_CHECK_VALIDITY_RETURN_ANY(context, expression, error, value) do { \
-        if (!(expression)) { \
-            pa_context_set_error((context), (error)); \
-            return value; \
-        } \
-} while(0)
-
-#define PA_CHECK_VALIDITY_RETURN_NULL(context, expression, error) PA_CHECK_VALIDITY_RETURN_ANY(context, expression, error, NULL)
+    } while(FALSE)
+
+
+#define PA_CHECK_VALIDITY_RETURN_ANY(context, expression, error, value) \
+    do {                                                                \
+        if (!(expression)) {                                            \
+            pa_context_set_error((context), (error));                   \
+            return value;                                               \
+        }                                                               \
+    } while(FALSE)
+
+#define PA_CHECK_VALIDITY_RETURN_NULL(context, expression, error)       \
+    PA_CHECK_VALIDITY_RETURN_ANY(context, expression, error, NULL)
+
+#define PA_FAIL(context, error)                                 \
+    do {                                                        \
+        return -pa_context_set_error((context), (error));       \
+    } while(FALSE)
+
+#define PA_FAIL_RETURN_ANY(context, error, value)      \
+    do {                                               \
+        pa_context_set_error((context), (error));      \
+        return value;                                  \
+    } while(FALSE)
+
+#define PA_FAIL_RETURN_NULL(context, error)     \
+    PA_FAIL_RETURN_ANY(context, error, NULL)
+
+void pa_ext_device_manager_command(pa_context *c, uint32_t tag, pa_tagstruct *t);
+void pa_ext_device_restore_command(pa_context *c, uint32_t tag, pa_tagstruct *t);
+void pa_ext_stream_restore_command(pa_context *c, uint32_t tag, pa_tagstruct *t);
+
+void pa_format_info_free2(pa_format_info *f, void *userdata);
+pa_format_info* pa_format_info_from_sample_spec(pa_sample_spec *ss, pa_channel_map *map);
+pa_bool_t pa_format_info_to_sample_spec(pa_format_info *f, pa_sample_spec *ss, pa_channel_map *map);
+pa_bool_t pa_format_info_to_sample_spec_fake(pa_format_info *f, pa_sample_spec *ss);
+pa_bool_t pa_format_info_get_prop_int(pa_format_info *f, const char *key, int *v);
+pa_bool_t pa_format_info_get_prop_string(pa_format_info *f, const char *key, char **v);
+
+pa_bool_t pa_mainloop_is_our_api(pa_mainloop_api*m);
 
 #endif