下面对这些操作进行封装，以供上层使用。
1 class VlcPlayer
2 {
3 private IntPtr libvlc_instance_;
4 private IntPtr libvlc_media_player_;
5
6 private double duration_;
7
8 public VlcPlayer(string pluginPath)
9 {
10 string plugin_arg = "--plugin-path=" + pluginPath;
11 string[] arguments = { "-I", "dummy", "--ignore-config", "--no-video-title", plugin_arg };
12 libvlc_instance_ = LibVlcAPI.libvlc_new(arguments);
13
14 libvlc_media_player_ = LibVlcAPI.libvlc_media_player_new(libvlc_instance_);
15 }
16
17 public void SetRenderWindow(int wndHandle)
18 {
19 if (libvlc_instance_ != IntPtr.Zero && wndHandle != 0)
20 {
21 LibVlcAPI.libvlc_media_player_set_hwnd(libvlc_media_player_, wndHandle);
22 }
23 }
24
25 public void PlayFile(string filePath)
26 {
27 IntPtr libvlc_media = LibVlcAPI.libvlc_media_new_path(libvlc_instance_, filePath);
28 if (libvlc_media != IntPtr.Zero)
29 {
30 LibVlcAPI.libvlc_media_parse(libvlc_media);
31 duration_ = LibVlcAPI.libvlc_media_get_duration(libvlc_media) / 1000.0;
32
33 LibVlcAPI.libvlc_media_player_set_media(libvlc_media_player_, libvlc_media);
34 LibVlcAPI.libvlc_media_release(libvlc_media);
35
36 LibVlcAPI.libvlc_media_player_play(libvlc_media_player_);
37 }
38 }
39
40 public void Pause()
41 {
42 if (libvlc_media_player_ != IntPtr.Zero)
43 {
44 LibVlcAPI.libvlc_media_player_pause(libvlc_media_player_);
45 }
46 }
47
48 public void Stop()
49 {
50 if (libvlc_media_player_ != IntPtr.Zero)
51 {
52 LibVlcAPI.libvlc_media_player_stop(libvlc_media_player_);
53 }
54 }
55
56 public double GetPlayTime()
57 {
58 return LibVlcAPI.libvlc_media_player_get_time(libvlc_media_player_) / 1000.0;
59 }
60
2 {
3 private IntPtr libvlc_instance_;
4 private IntPtr libvlc_media_player_;
5
6 private double duration_;
7
8 public VlcPlayer(string pluginPath)
9 {
10 string plugin_arg = "--plugin-path=" + pluginPath;
11 string[] arguments = { "-I", "dummy", "--ignore-config", "--no-video-title", plugin_arg };
12 libvlc_instance_ = LibVlcAPI.libvlc_new(arguments);
13
14 libvlc_media_player_ = LibVlcAPI.libvlc_media_player_new(libvlc_instance_);
15 }
16
17 public void SetRenderWindow(int wndHandle)
18 {
19 if (libvlc_instance_ != IntPtr.Zero && wndHandle != 0)
20 {
21 LibVlcAPI.libvlc_media_player_set_hwnd(libvlc_media_player_, wndHandle);
22 }
23 }
24
25 public void PlayFile(string filePath)
26 {
27 IntPtr libvlc_media = LibVlcAPI.libvlc_media_new_path(libvlc_instance_, filePath);
28 if (libvlc_media != IntPtr.Zero)
29 {
30 LibVlcAPI.libvlc_media_parse(libvlc_media);
31 duration_ = LibVlcAPI.libvlc_media_get_duration(libvlc_media) / 1000.0;
32
33 LibVlcAPI.libvlc_media_player_set_media(libvlc_media_player_, libvlc_media);
34 LibVlcAPI.libvlc_media_release(libvlc_media);
35
36 LibVlcAPI.libvlc_media_player_play(libvlc_media_player_);
37 }
38 }
39
40 public void Pause()
41 {
42 if (libvlc_media_player_ != IntPtr.Zero)
43 {
44 LibVlcAPI.libvlc_media_player_pause(libvlc_media_player_);
45 }
46 }
47
48 public void Stop()
49 {
50 if (libvlc_media_player_ != IntPtr.Zero)
51 {
52 LibVlcAPI.libvlc_media_player_stop(libvlc_media_player_);
53 }
54 }
55
56 public double GetPlayTime()
57 {
58 return LibVlcAPI.libvlc_media_player_get_time(libvlc_media_player_) / 1000.0;
59 }
60
