1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
|
package mpvipc
import (
"fmt"
"time"
)
func ExampleConnection_Call() {
conn := NewConnection("/tmp/mpv_socket")
err := conn.Open()
if err != nil {
fmt.Print(err)
return
}
defer func() {
_ = conn.Close()
}()
// toggle play/pause
_, err = conn.Call("cycle", "pause")
if err != nil {
fmt.Print(err)
}
// increase volume by 5
_, err = conn.Call("add", "volume", 5)
if err != nil {
fmt.Print(err)
}
// decrease volume by 3, showing an osd message and progress bar
_, err = conn.Call("osd-msg-bar", "add", "volume", -3)
if err != nil {
fmt.Print(err)
}
// get mpv's version
version, err := conn.Call("get_version")
if err != nil {
fmt.Print(err)
}
fmt.Printf("version: %f\n", version.(float64))
}
func ExampleConnection_Set() {
conn := NewConnection("/tmp/mpv_socket")
err := conn.Open()
if err != nil {
fmt.Print(err)
return
}
defer func() {
_ = conn.Close()
}()
// pause playback
err = conn.Set("pause", true)
if err != nil {
fmt.Print(err)
}
// seek to the middle of file
err = conn.Set("percent-pos", 50)
if err != nil {
fmt.Print(err)
}
}
func ExampleConnection_Get() {
conn := NewConnection("/tmp/mpv_socket")
err := conn.Open()
if err != nil {
fmt.Print(err)
return
}
defer func() {
_ = conn.Close()
}()
// see if we're paused
paused, err := conn.Get("pause")
if err != nil {
fmt.Print(err)
} else if paused.(bool) {
fmt.Printf("we're paused!\n")
} else {
fmt.Printf("we're not paused.\n")
}
// see the current position in the file
elapsed, err := conn.Get("time-pos")
if err != nil {
fmt.Print(err)
} else {
fmt.Printf("seconds from start of video: %f\n", elapsed.(float64))
}
}
func ExampleConnection_ListenForEvents() {
conn := NewConnection("/tmp/mpv_socket")
err := conn.Open()
if err != nil {
fmt.Print(err)
return
}
defer func() {
_ = conn.Close()
}()
_, err = conn.Call("observe_property", 42, "volume")
if err != nil {
fmt.Print(err)
}
events := make(chan *Event)
stop := make(chan struct{})
go conn.ListenForEvents(events, stop)
// print all incoming events for 5 seconds, then exit
go func() {
time.Sleep(time.Second * 5)
stop <- struct{}{}
}()
for event := range events {
if event.ID == 42 {
fmt.Printf("volume now is %f\n", event.Data.(float64))
} else {
fmt.Printf("received event: %s\n", event.Name)
}
}
}
func ExampleConnection_NewEventListener() {
conn := NewConnection("/tmp/mpv_socket")
err := conn.Open()
if err != nil {
fmt.Print(err)
return
}
defer func() {
_ = conn.Close()
}()
_, err = conn.Call("observe_property", 42, "volume")
if err != nil {
fmt.Print(err)
}
events, stop := conn.NewEventListener()
// print all incoming events for 5 seconds, then exit
go func() {
time.Sleep(time.Second * 5)
stop <- struct{}{}
}()
for event := range events {
if event.ID == 42 {
fmt.Printf("volume now is %f\n", event.Data.(float64))
} else {
fmt.Printf("received event: %s\n", event.Name)
}
}
}
func ExampleConnection_WaitUntilClosed() {
conn := NewConnection("/tmp/mpv_socket")
err := conn.Open()
if err != nil {
fmt.Print(err)
return
}
defer func() {
_ = conn.Close()
}()
events, stop := conn.NewEventListener()
// print events until mpv exits, then exit
go func() {
conn.WaitUntilClosed()
stop <- struct{}{}
}()
for event := range events {
fmt.Printf("received event: %s\n", event.Name)
}
}
|
