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author | Christian Grothoff <christian@grothoff.org> | 2021-05-06 08:23:24 +0200 |
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committer | Christian Grothoff <christian@grothoff.org> | 2021-05-06 08:23:24 +0200 |
commit | 4684001abc50706c6c5696623d6285edd58fcf99 (patch) | |
tree | ca8a327e83f92ec8ad6e5f2135c0605203b2f71f | |
parent | 9f6480dc09acfefe02dbb438ace34573fa056af9 (diff) | |
download | libextractor-4684001abc50706c6c5696623d6285edd58fcf99.tar.gz libextractor-4684001abc50706c6c5696623d6285edd58fcf99.zip |
add test
-rw-r--r-- | src/plugins/test-vlc.c | 216 |
1 files changed, 216 insertions, 0 deletions
diff --git a/src/plugins/test-vlc.c b/src/plugins/test-vlc.c new file mode 100644 index 0000000..c80f6b6 --- /dev/null +++ b/src/plugins/test-vlc.c | |||
@@ -0,0 +1,216 @@ | |||
1 | /* | ||
2 | This file is part of libextractor. | ||
3 | Copyright (C) 2021 Christian Grothoff | ||
4 | |||
5 | libextractor is free software; you can redistribute it and/or modify | ||
6 | it under the terms of the GNU General Public License as published | ||
7 | by the Free Software Foundation; either version 3, or (at your | ||
8 | option) any later version. | ||
9 | |||
10 | libextractor is distributed in the hope that it will be useful, but | ||
11 | WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
13 | General Public License for more details. | ||
14 | |||
15 | You should have received a copy of the GNU General Public License | ||
16 | along with libextractor; see the file COPYING. If not, write to the | ||
17 | Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | ||
18 | Boston, MA 02110-1301, USA. | ||
19 | |||
20 | NOTE: This plugin is not yet working. Somehow libvlc never calls any of the IO callbacks. | ||
21 | |||
22 | */ | ||
23 | /** | ||
24 | * @file plugins/vlc_extractor.c | ||
25 | * @brief plugin to extract metadata using libvlc | ||
26 | * @author Christian Grothoff | ||
27 | */ | ||
28 | #include <vlc/vlc.h> | ||
29 | #include <signal.h> | ||
30 | #include <stdlib.h> | ||
31 | #include <stdio.h> | ||
32 | #include <errno.h> | ||
33 | #include <sys/types.h> | ||
34 | #include <sys/stat.h> | ||
35 | #include <fcntl.h> | ||
36 | #include <string.h> | ||
37 | #include <unistd.h> | ||
38 | |||
39 | |||
40 | static void | ||
41 | extract (void *ptr, | ||
42 | libvlc_media_t *media) | ||
43 | { | ||
44 | struct | ||
45 | { | ||
46 | enum libvlc_meta_t vt; | ||
47 | } map[] = { | ||
48 | { libvlc_meta_Title, }, | ||
49 | { libvlc_meta_Artist, }, | ||
50 | { libvlc_meta_Genre, }, | ||
51 | { libvlc_meta_Copyright, }, | ||
52 | { libvlc_meta_Album, }, | ||
53 | { libvlc_meta_TrackNumber, }, | ||
54 | { libvlc_meta_Description, }, | ||
55 | { libvlc_meta_Rating, }, | ||
56 | { libvlc_meta_Date, }, | ||
57 | { libvlc_meta_Setting, }, | ||
58 | { libvlc_meta_URL, }, | ||
59 | { libvlc_meta_Language, }, | ||
60 | { libvlc_meta_NowPlaying, }, | ||
61 | { libvlc_meta_Publisher, }, | ||
62 | { libvlc_meta_EncodedBy, }, | ||
63 | { libvlc_meta_ArtworkURL, }, | ||
64 | { libvlc_meta_TrackID, }, | ||
65 | { libvlc_meta_TrackTotal, }, | ||
66 | { libvlc_meta_Director, }, | ||
67 | { libvlc_meta_Season, }, | ||
68 | { libvlc_meta_Episode, }, | ||
69 | { libvlc_meta_ShowName, }, | ||
70 | { libvlc_meta_Actors, }, | ||
71 | { libvlc_meta_AlbumArtist, }, | ||
72 | { libvlc_meta_DiscNumber, }, | ||
73 | { libvlc_meta_DiscTotal, }, | ||
74 | { -1 } | ||
75 | }; | ||
76 | |||
77 | for (unsigned int i = 0; | ||
78 | -1 != map[i].vt; | ||
79 | i++) | ||
80 | { | ||
81 | char *meta; | ||
82 | |||
83 | fprintf (stderr, | ||
84 | "."); | ||
85 | meta = libvlc_media_get_meta (media, | ||
86 | map[i].vt); | ||
87 | if (NULL == meta) | ||
88 | continue; | ||
89 | fprintf (stderr, | ||
90 | "Found %d: %s\n", | ||
91 | map[i].vt, | ||
92 | meta); | ||
93 | free (meta); | ||
94 | } | ||
95 | } | ||
96 | |||
97 | |||
98 | static void | ||
99 | media_ready (const struct libvlc_event_t *p_event, | ||
100 | void *p_data) | ||
101 | { | ||
102 | fprintf (stderr, | ||
103 | "media status: %d, %d\n", | ||
104 | p_event->type == libvlc_MediaParsedChanged, | ||
105 | p_event->u.media_parsed_changed.new_status); | ||
106 | if (p_event->u.media_parsed_changed.new_status == | ||
107 | libvlc_media_parsed_status_done) | ||
108 | { | ||
109 | fprintf (stderr, | ||
110 | "media ready\n"); | ||
111 | } | ||
112 | } | ||
113 | |||
114 | |||
115 | static void | ||
116 | my_logger (void *data, | ||
117 | int level, | ||
118 | const libvlc_log_t *ctx, | ||
119 | const char *fmt, | ||
120 | va_list args) | ||
121 | { | ||
122 | vfprintf (stderr, | ||
123 | fmt, | ||
124 | args); | ||
125 | fprintf (stderr, "\n"); | ||
126 | } | ||
127 | |||
128 | |||
129 | /** | ||
130 | * Extract information using libvlc | ||
131 | * | ||
132 | * @param ec extraction context | ||
133 | */ | ||
134 | void | ||
135 | main(int argc, | ||
136 | char **argv) | ||
137 | { | ||
138 | libvlc_instance_t *vlc; | ||
139 | libvlc_media_t *media; | ||
140 | libvlc_event_manager_t *em; | ||
141 | |||
142 | { | ||
143 | sigset_t set; | ||
144 | |||
145 | signal (SIGCHLD, SIG_DFL); | ||
146 | sigemptyset (&set); | ||
147 | sigaddset (&set, SIGPIPE); | ||
148 | pthread_sigmask (SIG_BLOCK, &set, NULL); | ||
149 | } | ||
150 | |||
151 | { | ||
152 | const char *argv[] = { | ||
153 | "-v", | ||
154 | "3", | ||
155 | NULL | ||
156 | }; | ||
157 | vlc = libvlc_new (2, argv); | ||
158 | } | ||
159 | if (NULL == vlc) | ||
160 | return; | ||
161 | libvlc_log_set (vlc, | ||
162 | &my_logger, | ||
163 | NULL); | ||
164 | fprintf (stderr, | ||
165 | "Opening file `%s'\n", | ||
166 | argv[1]); | ||
167 | { | ||
168 | int fd = open (argv[1], | ||
169 | O_RDONLY); | ||
170 | if (-1 == fd) | ||
171 | { | ||
172 | fprintf (stderr, | ||
173 | "Open failed: %s\n", | ||
174 | strerror (errno)); | ||
175 | libvlc_release (vlc); | ||
176 | return; | ||
177 | } | ||
178 | media = libvlc_media_new_fd (vlc, | ||
179 | fd); | ||
180 | } | ||
181 | if (NULL == media) | ||
182 | { | ||
183 | libvlc_release (vlc); | ||
184 | return; | ||
185 | } | ||
186 | |||
187 | em = libvlc_media_event_manager (media); | ||
188 | libvlc_event_attach (em, | ||
189 | libvlc_MediaParsedChanged, | ||
190 | &media_ready, | ||
191 | NULL); | ||
192 | fprintf (stderr, | ||
193 | "Triggering parser\n"); | ||
194 | { | ||
195 | int status; | ||
196 | |||
197 | status = libvlc_media_parse_with_options (media, | ||
198 | libvlc_media_fetch_local | ||
199 | | libvlc_media_parse_network | ||
200 | | libvlc_media_fetch_network, | ||
201 | 30000); /* 30s timeout */ | ||
202 | fprintf (stderr, | ||
203 | "Status: %d\n", | ||
204 | status); | ||
205 | } | ||
206 | fprintf (stderr, | ||
207 | "Sleeping\n"); | ||
208 | sleep (1); | ||
209 | extract (NULL, | ||
210 | media); | ||
211 | libvlc_media_release (media); | ||
212 | libvlc_release (vlc); | ||
213 | } | ||
214 | |||
215 | |||
216 | /* end of vlc_extractor.c */ | ||