1 files changed, 91 insertions, 0 deletions
diff --git a/libmp3lame/id3tag.h b/libmp3lame/id3tag.h
new file mode 100644
index 0000000..15dbbad
--- /dev/null
+++ b/libmp3lame/id3tag.h
@@ -0,0 +1,91 @@
+
+#ifndef LAME_ID3_H
+#define LAME_ID3_H
+
+
+#define CHANGED_FLAG    (1U << 0)
+#define ADD_V2_FLAG     (1U << 1)
+#define V1_ONLY_FLAG    (1U << 2)
+#define V2_ONLY_FLAG    (1U << 3)
+#define SPACE_V1_FLAG   (1U << 4)
+#define PAD_V2_FLAG     (1U << 5)
+
+enum {
+    MIMETYPE_NONE = 0,
+    MIMETYPE_JPEG,
+    MIMETYPE_PNG,
+    MIMETYPE_GIF,
+};
+
+typedef struct FrameDataNode
+{
+    struct FrameDataNode* nxt;
+    int     fid;                /* Frame Identifier                 */
+    char    lng[4];             /* 3-character language descriptor  */
+    struct {
+        union {
+            char*           l;  /* ptr to Latin-1 chars             */
+            unsigned short* u;  /* ptr to UCS-2 text                */
+            unsigned char*  b;  /* ptr to raw bytes                 */
+        }       ptr;
+        size_t  dim;
+        int     enc;            /* 0:Latin-1, 1:UCS-2, 2:RAW        */
+    } dsc, txt;
+} FrameDataNode;
+
+
+typedef struct id3tag_spec {
+    /* private data members */
+    unsigned int flags;
+    int     year;
+    char   *title;
+    char   *artist;
+    char   *album;
+    char   *comment;
+    int     track_id3v1;
+    int     genre_id3v1;
+    unsigned char *albumart;
+    unsigned int albumart_size;
+    unsigned int padding_size;
+    int     albumart_mimetype;
+    char  **values;
+    unsigned int num_values;
+    FrameDataNode* v2_head, *v2_tail;
+} id3tag_spec;
+
+
+/* write tag into stream at current position */
+extern int id3tag_write_v2(lame_global_flags * gfp);
+extern int id3tag_write_v1(lame_global_flags * gfp);
+/*
+ * NOTE: A version 2 tag will NOT be added unless one of the text fields won't
+ * fit in a version 1 tag (e.g. the title string is longer than 30 characters),
+ * or the "id3tag_add_v2" or "id3tag_v2_only" functions are used.
+ */
+/* experimental */
+int CDECL id3tag_set_textinfo_latin1(
+        lame_global_flags* gfp,
+        char const*        id,
+        char const*        text );
+
+/* experimental */
+int CDECL id3tag_set_textinfo_ucs2(
+        lame_global_flags*    gfp, 
+        char const*           id,
+        unsigned short const* text );
+
+/* experimental */
+int CDECL id3tag_set_comment_latin1(
+        lame_global_flags* gfp,
+        char const*        lang,
+        char const*        desc,
+        char const*        text );
+
+/* experimental */
+int CDECL id3tag_set_comment_ucs2(
+        lame_global_flags*    gfp, 
+        char const*           lang,
+        unsigned short const* desc,
+        unsigned short const* text );
+
+#endif