Comment further unused code in libmad.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27160 a1c6a512-1295-4272-9138-f99709370657

apps/codecs/libmad/SOURCES

@@ -1,13 +1,11 @@
 bit.c
 decoder.c
-fixed.c
 frame.c
 huffman.c
 layer12.c
 layer3.c
 stream.c
 synth.c
-timer.c
 version.c
 #if defined(CPU_COLDFIRE)
 imdct_mcf5249.S

apps/codecs/libmad/bit.c

@@ -106,10 +106,13 @@ unsigned int mad_bit_length(struct mad_bitptr const *begin,
   return end->readbit - begin->readbit;
 }
 
+/* rockbox: not used
 unsigned char mad_bit_bitsleft(struct mad_bitptr const *bitptr)
 {
   return 8 - (bitptr->readbit & 7);
 }
+*/
+
 /*
  * NAME:        bit->nextbyte()
  * DESCRIPTION: return pointer to next unprocessed byte
@@ -152,7 +155,7 @@ uint32_t mad_bit_read(struct mad_bitptr *bitptr, unsigned int len)
   return 0;
 }
 
-# if 0
+# if 0 /* rockbox: not used */
 /*
  * NAME:        bit->write()
  * DESCRIPTION: write an arbitrary number of bits

apps/codecs/libmad/bit.h

@@ -34,12 +34,16 @@ void mad_bit_init(struct mad_bitptr *, unsigned char const *);
 unsigned int mad_bit_length(struct mad_bitptr const *,
                             struct mad_bitptr const *);
 
+/* rockbox: not used
 unsigned char mad_bit_bitsleft(struct mad_bitptr const *bitptr);
+*/
 unsigned char const *mad_bit_nextbyte(struct mad_bitptr const *);
 
 void mad_bit_skip(struct mad_bitptr *, unsigned int);
 uint32_t mad_bit_read(struct mad_bitptr *, unsigned int);
+/* rockbox: not used
 void mad_bit_write(struct mad_bitptr *, unsigned int, uint32_t);
+*/
 
 unsigned short mad_bit_crc(struct mad_bitptr, unsigned int, unsigned short);
 

apps/codecs/libmad/frame.c

@@ -79,8 +79,9 @@ void mad_header_init(struct mad_header *header)
 
   header->flags          = 0;
   header->private_bits   = 0;
-
+/* rockbox: not used
   header->duration       = mad_timer_zero;
+*/
 }
 
 /*
@@ -374,8 +375,10 @@ int mad_header_decode(struct mad_header *header, struct mad_stream *stream)
     goto fail;
 
   /* calculate frame duration */
+  /* rockbox: not used
   mad_timer_set(&header->duration, 0,
                 32 * MAD_NSBSAMPLES(header), header->samplerate);
+  */
     
   /* calculate free bit rate */
   if (header->bitrate == 0) {

apps/codecs/libmad/frame.h

@@ -61,7 +61,9 @@ struct mad_header {
   int flags;                            /* flags (see below) */
   int private_bits;                     /* private bits (see below) */
 
+#if 0 /* rockbox: not used */
   mad_timer_t duration;                 /* audio playing time of frame */
+#endif
 };
 
 struct mad_frame {