PipeWire  1.2.7
latency.h
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1 /* Simple Plugin API */
2 /* SPDX-FileCopyrightText: Copyright © 2023 Wim Taymans */
3 /* SPDX-License-Identifier: MIT */
4 
5 #ifndef SPA_PARAM_LATENY_H
6 #define SPA_PARAM_LATENY_H
7 
8 #ifdef __cplusplus
9 extern "C" {
10 #endif
11 
17 #include <spa/param/param.h>
18 
37 enum spa_param_latency {
46 };
47 
51  float min_quantum;
52  float max_quantum;
53  uint32_t min_rate;
54  uint32_t max_rate;
55  uint64_t min_ns;
56  uint64_t max_ns;
57 };
58 
59 #define SPA_LATENCY_INFO(dir,...) ((struct spa_latency_info) { .direction = (dir), ## __VA_ARGS__ })
60 
72 };
73 
76  float quantum;
77  uint32_t rate;
78  uint64_t ns;
79 };
80 
81 #define SPA_PROCESS_LATENCY_INFO_INIT(...) ((struct spa_process_latency_info) { __VA_ARGS__ })
82 
87 #ifdef __cplusplus
88 } /* extern "C" */
89 #endif
90 
91 #endif /* SPA_PARAM_LATENY_H */
spa_param_process_latency
Properties for SPA_TYPE_OBJECT_ParamProcessLatency.
Definition: latency.h:73
spa_param_latency
Properties for SPA_TYPE_OBJECT_ParamLatency.
Definition: latency.h:42
@ SPA_PARAM_PROCESS_LATENCY_rate
latency (Int) relative to graph rate
Definition: latency.h:76
@ SPA_PARAM_PROCESS_LATENCY_START
Definition: latency.h:74
@ SPA_PARAM_PROCESS_LATENCY_ns
latency (Long) in nanoseconds
Definition: latency.h:77
@ SPA_PARAM_PROCESS_LATENCY_quantum
latency relative to quantum (Float)
Definition: latency.h:75
@ SPA_PARAM_LATENCY_maxNs
max latency (Long) in nanoseconds
Definition: latency.h:50
@ SPA_PARAM_LATENCY_minRate
min latency (Int) relative to graph rate
Definition: latency.h:47
@ SPA_PARAM_LATENCY_minQuantum
min latency relative to quantum (Float)
Definition: latency.h:45
@ SPA_PARAM_LATENCY_START
Definition: latency.h:43
@ SPA_PARAM_LATENCY_maxRate
max latency (Int) relative to graph rate
Definition: latency.h:48
@ SPA_PARAM_LATENCY_maxQuantum
max latency relative to quantum (Float)
Definition: latency.h:46
@ SPA_PARAM_LATENCY_direction
direction, input/output (Id enum spa_direction)
Definition: latency.h:44
@ SPA_PARAM_LATENCY_minNs
min latency (Long) in nanoseconds
Definition: latency.h:49
spa_direction
Definition: defs.h:106
spa/param/param.h
helper structure for managing latency objects
Definition: latency.h:54
uint32_t min_rate
Definition: latency.h:58
uint32_t max_rate
Definition: latency.h:59
enum spa_direction direction
Definition: latency.h:55
float max_quantum
Definition: latency.h:57
float min_quantum
Definition: latency.h:56
uint64_t min_ns
Definition: latency.h:60
uint64_t max_ns
Definition: latency.h:61
Helper structure for managing process latency objects.
Definition: latency.h:81
float quantum
Definition: latency.h:82
uint32_t rate
Definition: latency.h:83
uint64_t ns
Definition: latency.h:84