1 | //codecfilter.c: |
---|
2 | |
---|
3 | #include "roard.h" |
---|
4 | |
---|
5 | struct roar_codecfilter g_codecfilter[] = { |
---|
6 | {-1, "null", "null codec filter", NULL, NULL, NULL, NULL, NULL, NULL, NULL}, |
---|
7 | {ROAR_CODEC_OGG_GENERAL, "cmd", "ogg123", "ogg123 -q -d raw -f - -", cf_cmd_open, NULL, NULL, NULL, NULL, NULL}, |
---|
8 | |
---|
9 | {-1, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL} // end of list |
---|
10 | }; |
---|
11 | |
---|
12 | void print_codecfilterlist (void) { |
---|
13 | int i; |
---|
14 | |
---|
15 | for (i = 0; g_codecfilter[i].name != NULL; i++) { |
---|
16 | printf(" %-8s %-8s - %s (options: %s)\n", |
---|
17 | roar_codec2str(g_codecfilter[i].codec), |
---|
18 | g_codecfilter[i].name, |
---|
19 | g_codecfilter[i].desc, |
---|
20 | g_codecfilter[i].options); |
---|
21 | } |
---|
22 | } |
---|
23 | |
---|
24 | int codecfilter_open (CODECFILTER_USERDATA_T * inst, |
---|
25 | int * codecfilter_id, char * codecfilter /* NOTE: this is not part of struct roar_codecfilter's def! */, |
---|
26 | int codec, struct roar_stream_server * info) { |
---|
27 | int i; |
---|
28 | struct roar_codecfilter * filter = NULL; |
---|
29 | |
---|
30 | *codecfilter_id = -1; |
---|
31 | |
---|
32 | for (i = 0; g_codecfilter[i].name != NULL; i++) { |
---|
33 | if ( g_codecfilter[i].codec == codec ) { |
---|
34 | if ( !codecfilter || strcmp(codecfilter, g_codecfilter[i].name) == 0 ) { |
---|
35 | *codecfilter_id = i; |
---|
36 | filter = &g_codecfilter[i]; |
---|
37 | break; |
---|
38 | } |
---|
39 | } |
---|
40 | } |
---|
41 | |
---|
42 | info->codecfilter = *codecfilter_id; |
---|
43 | |
---|
44 | if (*codecfilter_id != -1) { |
---|
45 | if ( filter->open ) |
---|
46 | return filter->open(inst, codec, info, filter); |
---|
47 | return 0; |
---|
48 | } |
---|
49 | |
---|
50 | return -1; |
---|
51 | } |
---|
52 | |
---|
53 | int codecfilter_close(CODECFILTER_USERDATA_T inst, int codecfilter) { |
---|
54 | ROAR_DBG("codecfilter_close(inst=%p, codecfilter=%i) = ?", inst, codecfilter); |
---|
55 | |
---|
56 | if ( codecfilter == -1 ) |
---|
57 | return -1; |
---|
58 | |
---|
59 | if ( g_codecfilter[codecfilter].close ) |
---|
60 | return g_codecfilter[codecfilter].close(inst); |
---|
61 | |
---|
62 | return 0; |
---|
63 | } |
---|
64 | |
---|
65 | int codecfilter_pause(CODECFILTER_USERDATA_T inst, int codecfilter, int newstate) { |
---|
66 | if ( codecfilter == -1 ) |
---|
67 | return -1; |
---|
68 | |
---|
69 | if ( g_codecfilter[codecfilter].pause ) |
---|
70 | return g_codecfilter[codecfilter].pause(inst, newstate); |
---|
71 | |
---|
72 | return 0; |
---|
73 | } |
---|
74 | |
---|
75 | int codecfilter_write(CODECFILTER_USERDATA_T inst, int codecfilter, char * buf, int len) { |
---|
76 | if ( codecfilter == -1 ) |
---|
77 | return -1; |
---|
78 | |
---|
79 | if ( g_codecfilter[codecfilter].write ) |
---|
80 | return g_codecfilter[codecfilter].write(inst, buf, len); |
---|
81 | |
---|
82 | return 0; |
---|
83 | } |
---|
84 | |
---|
85 | int codecfilter_read (CODECFILTER_USERDATA_T inst, int codecfilter, char * buf, int len) { |
---|
86 | if ( codecfilter == -1 ) |
---|
87 | return -1; |
---|
88 | |
---|
89 | if ( g_codecfilter[codecfilter].read ) |
---|
90 | return g_codecfilter[codecfilter].read(inst, buf, len); |
---|
91 | |
---|
92 | return 0; |
---|
93 | } |
---|
94 | |
---|
95 | int codecfilter_flush(CODECFILTER_USERDATA_T inst, int codecfilter) { |
---|
96 | if ( codecfilter == -1 ) |
---|
97 | return -1; |
---|
98 | |
---|
99 | if ( g_codecfilter[codecfilter].flush ) |
---|
100 | return g_codecfilter[codecfilter].flush(inst); |
---|
101 | |
---|
102 | return 0; |
---|
103 | } |
---|
104 | |
---|
105 | //ll |
---|