Changeset 114:a68766835a6a in roaraudio

Timestamp:

07/13/08 04:24:43 (16 years ago)

Author:

phi

Branch:

default

Phase:

public

Message:

added support to list meta tags on streams in libroar

Files:

• include/libroar/meta.h (modified) (1 diff)
• include/roaraudio/proto.h (modified) (1 diff)
• libroar/meta.c (modified) (1 diff)

include/libroar/meta.h

@@ -9 +9 @@
 int roar_stream_meta_get (struct roar_connection * con, struct roar_stream * s, struct roar_meta * meta);
 
+int roar_stream_meta_list (struct roar_connection * con, struct roar_stream * s, int * types, size_t len);
+
 int roar_meta_free (struct roar_meta * meta);
 

include/roaraudio/proto.h

@@ -39 +39 @@
 
 #define ROAR_CMD_GET_META      22 /* get meta data of streamed data */
+#define ROAR_CMD_LIST_META     23 /* get list of meta data of streamed data */
 
 

libroar/meta.c

@@ -132 +132 @@
 }
 
+int roar_stream_meta_list (struct roar_connection * con, struct roar_stream * s, int * types, size_t len) {
+ int i;
+ struct roar_message m;
+
+ m.cmd     = ROAR_CMD_LIST_META;
+ m.stream  = s->id;
+
+ m.data[0] = 0;
+ m.datalen = 1;
+
+ if ( roar_req(con, &m, NULL) == -1 )
+  return -1;
+
+ if ( m.cmd != ROAR_CMD_OK )
+  return -1;
+
+ if ( m.datalen < 1 )
+  return -1;
+
+ if ( m.data[0] != 0 )
+  return -1;
+
+ if ( len < (m.datalen - 1 ) )
+  return -1;
+
+ for (i = 1; i < m.datalen; i++)
+  types[i-1] = (unsigned) m.data[i];
+
+ return m.datalen - 1;
+}
+
 int roar_meta_free (struct roar_meta * meta) {
  if ( meta->value )