Add documentation of struct vlc.

diff --git a/bitstream.h b/bitstream.h
index 09994142bc9e343a09c96fca951b8f9117df5977..5d6be3be2693a84f8107504f4a086dfa578c817b 100644 (file)
--- a/bitstream.h
+++ b/bitstream.h
@@ -21,10 +21,16 @@ struct getbit_context {
 
 #define VLC_TYPE int16_t
 
+/** A variable length code table. */
 struct vlc {
+       /** Number of bits of the table. */
        int bits;
-       VLC_TYPE(*table)[2];    ///< code, bits
-       int table_size, table_allocated;
+       /** The code and the bits table. */
+       VLC_TYPE(*table)[2];
+       /** The size of the table. */
+       int table_size;
+       /** Amount of memory allocated so far. */
+       int table_allocated;
 };
 
 static inline uint32_t show_bits(struct getbit_context *gbc, int num)