mixer.c: Fix doxygen \file description.

[paraslash.git] / afh_common.c

diff --git a/afh_common.c b/afh_common.c
index 516ea6546ee09689adf3939fd2e8a976d33881da..bab4d41577952f257ef8c828f9c89c8886a7d2e5 100644 (file)
--- a/afh_common.c
+++ b/afh_common.c
@@ -1,8 +1,4 @@
-/*
- * Copyright (C) 1997 Andre Noll <maan@tuebingen.mpg.de>
- *
- * Licensed under the GPL v2. For licencing details see COPYING.
- */
+/* Copyright (C) 1997 Andre Noll <maan@tuebingen.mpg.de>, see file COPYING. */
 
 /** \file afh_common.c Common audio format handler functions. */
 
@@ -16,7 +12,17 @@
 #include "afh.h"
 
 typedef void afh_init_func(struct audio_format_handler *);
-/* It does not hurt to declare init functions which are not available. */
+
+/*
+ * Declaration of the audio format handler init functions.
+ *
+ * These symbols are referenced in the afl array below.
+ *
+ * Most audio format handlers depend on an external library and are not
+ * compiled in if the library is not installed. Hence it is well possible that
+ * not all of these functions are defined. It does not hurt to declare them
+ * anyway, and this avoids another set of ifdefs.
+ */
 extern afh_init_func mp3_afh_init, ogg_afh_init, aac_afh_init, wma_afh_init,
        spx_afh_init, flac_afh_init, opus_afh_init;