@@ -167,6 +167,17 @@ int ff_get_v_length(uint64_t val);

  */

 void ff_put_v(ByteIOContext *bc, uint64_t val);

+/**

+ * Read a whole line of text from ByteIOContext. Stop reading after reaching

+ * either a \n, a \0 or EOF. The returned string is always \0 terminated,

+ * and may be truncated if the buffer is too small.

+ *

+ * @param s the read-only ByteIOContext

+ * @param buf buffer to store the read line

+ * @param maxlen size of the buffer

+ * @return the length of the string written in the buffer, not including the

+ *         final \0

+ */

 int ff_get_line(ByteIOContext *s, char *buf, int maxlen);

 #define SPACE_CHARS " \t\r\n"