Disable some unused code in speex to save binsize.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29949 a1c6a512-1295-4272-9138-f99709370657

apps/codecs/libspeex/bits.c

@@ -60,6 +60,8 @@ void speex_bits_init(SpeexBits *bits)
 }
 #endif
 
+#if 0
+/* Rockbox: unused */
 void speex_bits_init_buffer(SpeexBits *bits, void *buff, int buf_size)
 {
    bits->chars = (char*)buff;
@@ -69,6 +71,7 @@ void speex_bits_init_buffer(SpeexBits *bits, void *buff, int buf_size)
 
    speex_bits_reset(bits);
 }
+#endif
 
 void speex_bits_set_bit_buffer(SpeexBits *bits, void *buff, int buf_size)
 {
@@ -93,6 +96,7 @@ void speex_bits_destroy(SpeexBits *bits)
 }
 #endif
 
+#ifdef ROCKBOX_VOICE_ENCODER
 void speex_bits_reset(SpeexBits *bits)
 {
    /* We only need to clear the first byte now */
@@ -102,13 +106,17 @@ void speex_bits_reset(SpeexBits *bits)
    bits->bitPtr=0;
    bits->overflow=0;
 }
+#endif
 
+#if 0
+/* Rockbox: unused */
 void speex_bits_rewind(SpeexBits *bits)
 {
    bits->charPtr=0;
    bits->bitPtr=0;
    bits->overflow=0;
 }
+#endif
 
 #if !defined(SPEEX_VOICE_ENCODER) && !defined(ROCKBOX_VOICE_CODEC)
 void speex_bits_read_from(SpeexBits *bits, char *chars, int len)
@@ -277,6 +285,8 @@ void speex_bits_pack(SpeexBits *bits, int data, int nbBits)
 }
 #endif /* SPEEX_DISABLE_ENCODER */
 
+#if 0
+/* Rockbox: unused */
 int speex_bits_unpack_signed(SpeexBits *bits, int nbBits)
 {
    unsigned int d=speex_bits_unpack_unsigned(bits,nbBits);
@@ -287,6 +297,7 @@ int speex_bits_unpack_signed(SpeexBits *bits, int nbBits)
    }
    return d;
 }
+#endif
 
 unsigned int speex_bits_unpack_unsigned(SpeexBits *bits, int nbBits)
 {
@@ -310,6 +321,8 @@ unsigned int speex_bits_unpack_unsigned(SpeexBits *bits, int nbBits)
    return d;
 }
 
+#if 0
+/* Rockbox: unused */
 unsigned int speex_bits_peek_unsigned(SpeexBits *bits, int nbBits)
 {
    unsigned int d=0;
@@ -338,6 +351,7 @@ unsigned int speex_bits_peek_unsigned(SpeexBits *bits, int nbBits)
    }
    return d;
 }
+#endif
 
 int speex_bits_peek(SpeexBits *bits)
 {
@@ -366,10 +380,13 @@ int speex_bits_remaining(SpeexBits *bits)
       return bits->nbBits-((bits->charPtr<<LOG2_BITS_PER_CHAR)+bits->bitPtr);
 }
 
+#if 0
+/* Rockbox: unused */
 int speex_bits_nbytes(SpeexBits *bits)
 {
    return ((bits->nbBits+BITS_PER_CHAR-1)>>LOG2_BITS_PER_CHAR);
 }
+#endif
 
 #ifndef SPEEX_DISABLE_ENCODER
 void speex_bits_insert_terminator(SpeexBits *bits)

apps/codecs/libspeex/modes.c

@@ -464,13 +464,13 @@ const SpeexMode speex_nb_mode = {
    &nb_encoder_ctl,
    &nb_decoder_ctl,
 #else
+/*   NULL,
    NULL,
-   NULL,
+   NULL, */
-   NULL,
    &nb_decoder_init,
    &nb_decoder_destroy,
    &nb_decode,
-   NULL,
+/*   NULL, */
    &nb_decoder_ctl,
 #endif
 };

apps/codecs/libspeex/modes_wb.c

@@ -264,13 +264,13 @@ const SpeexMode speex_wb_mode = {
    &sb_encoder_ctl,
    &sb_decoder_ctl,
 #else
+/*   NULL,
    NULL,
-   NULL,
+   NULL, */
-   NULL,
    &sb_decoder_init,
    &sb_decoder_destroy,
    &sb_decode,
-   NULL,
+/*   NULL, */
    &sb_decoder_ctl,
 #endif
 };
@@ -348,13 +348,13 @@ const SpeexMode speex_uwb_mode = {
    &sb_encoder_ctl,
    &sb_decoder_ctl,
 #else
+/*   NULL,
    NULL,
-   NULL,
+   NULL, */
-   NULL,
    &sb_decoder_init,
    &sb_decoder_destroy,
    &sb_decode,
-   NULL,
+/*   NULL, */
    &sb_decoder_ctl,
 #endif
 };

apps/codecs/libspeex/nb_celp.c

@@ -1092,7 +1092,7 @@ static void nb_decode_lost(DecState *st, spx_word16_t *out, char *stack)
 #endif
 
 /* Just so we don't need to carry the complete wideband mode information */
-static const int wb_skip_table[8] = {0, 36, 112, 192, 352, 0, 0, 0};
+static const unsigned short wb_skip_table[8] = {0, 36, 112, 192, 352, 0, 0, 0};
    
 int nb_decode(void *state, SpeexBits *bits, void *vout)
 {

apps/codecs/libspeex/speex.c

@@ -46,34 +46,36 @@
 
 #define MAX_IN_SAMPLES 640
 
-
+#ifndef SPEEX_DISABLE_ENCODER
-
 void *speex_encoder_init(const SpeexMode *mode)
 {
    return mode->enc_init(mode);
 }
+#endif
 
 void *speex_decoder_init(const SpeexMode *mode)
 {
    return mode->dec_init(mode);
 }
 
+#ifndef SPEEX_DISABLE_ENCODER
 void speex_encoder_destroy(void *state)
 {
    (*((SpeexMode**)state))->enc_destroy(state);
 }
+#endif
 
 void speex_decoder_destroy(void *state)
 {
    (*((SpeexMode**)state))->dec_destroy(state);
 }
 
-
+#ifndef SPEEX_DISABLE_ENCODER
-
 int speex_encode_native(void *state, spx_word16_t *in, SpeexBits *bits)
 {
    return (*((SpeexMode**)state))->enc(state, in, bits);
 }
+#endif
 
 int speex_decode_native(void *state, SpeexBits *bits, spx_word16_t *out)
 {
@@ -177,20 +179,18 @@ int speex_decode_int(void *state, SpeexBits *bits, spx_int16_t *out)
 }
 #endif
 
-
+#ifndef SPEEX_DISABLE_ENCODER
-
 int speex_encoder_ctl(void *state, int request, void *ptr)
 {
    return (*((SpeexMode**)state))->enc_ctl(state, request, ptr);
 }
+#endif
 
 int speex_decoder_ctl(void *state, int request, void *ptr)
 {
    return (*((SpeexMode**)state))->dec_ctl(state, request, ptr);
 }
 
-
-
 int nb_mode_query(const void *mode, int request, void *ptr)
 {
    const SpeexNBMode *m = (const SpeexNBMode*)mode;

apps/codecs/libspeex/speex/speex.h

@@ -263,6 +263,7 @@ typedef struct SpeexMode {
     bitstream compatibility*/
    int bitstream_version;
 
+#ifndef SPEEX_DISABLE_ENCODER
    /** Pointer to encoder initialization function */
    encoder_init_func enc_init;
 
@@ -271,6 +272,7 @@ typedef struct SpeexMode {
 
    /** Pointer to frame encoding function */
    encode_func enc;
+#endif
 
    /** Pointer to decoder initialization function */
    decoder_init_func dec_init;
@@ -281,8 +283,10 @@ typedef struct SpeexMode {
    /** Pointer to frame decoding function */
    decode_func dec;
 
+#ifndef SPEEX_DISABLE_ENCODER
    /** ioctl-like requests for encoder */
    encoder_ctl_func enc_ctl;
+#endif
 
    /** ioctl-like requests for decoder */
    decoder_ctl_func dec_ctl;

apps/codecs/libspeex/speex/speex_bits.h

@@ -62,7 +62,9 @@ typedef struct SpeexBits {
 void speex_bits_init(SpeexBits *bits);
 
 /** Initializes SpeexBits struct using a pre-allocated buffer*/
+/* Rockbox: unused
 void speex_bits_init_buffer(SpeexBits *bits, void *buff, int buf_size);
+*/
 
 /** Sets the bits in a SpeexBits struct to use data from an existing buffer (for decoding without copying data) */
 void speex_bits_set_bit_buffer(SpeexBits *bits, void *buff, int buf_size);
@@ -74,7 +76,9 @@ void speex_bits_destroy(SpeexBits *bits);
 void speex_bits_reset(SpeexBits *bits);
 
 /** Rewind the bit-stream to the beginning (ready for read) without erasing the content */
+/* Rockbox: unused
 void speex_bits_rewind(SpeexBits *bits);
+*/
 
 /** Initializes the bit-stream from the data in an area of memory */
 void speex_bits_read_from(SpeexBits *bits, char *bytes, int len);
@@ -112,7 +116,9 @@ void speex_bits_pack(SpeexBits *bits, int data, int nbBits);
  * @param nbBits Number of bits to interpret
  * @return A signed integer represented by the bits read
  */
+/* Rockbox: unused
 int speex_bits_unpack_signed(SpeexBits *bits, int nbBits);
+*/
 
 /** Interpret the next bits in the bit-stream as an unsigned integer
  *
@@ -127,7 +133,9 @@ unsigned int speex_bits_unpack_unsigned(SpeexBits *bits, int nbBits);
  * @param bits Bit-stream to operate on
  * @return Number of bytes in the stream
  */
+/* Rockbox: unused
 int speex_bits_nbytes(SpeexBits *bits);
+*/
 
 /** Same as speex_bits_unpack_unsigned, but without modifying the cursor position 
  * 
@@ -135,7 +143,9 @@ int speex_bits_nbytes(SpeexBits *bits);
  * @param nbBits Number of bits to look for
  * @return Value of the bits peeked, interpreted as unsigned
  */
+/* Rockbox: unused
 unsigned int speex_bits_peek_unsigned(SpeexBits *bits, int nbBits);
+*/
 
 /** Get the value of the next bit in the stream, without modifying the
  * "cursor" position 

apps/codecs/libspeex/speex_callbacks.c

@@ -72,6 +72,8 @@ int speex_inband_handler(SpeexBits *bits, SpeexCallback *callback_list, void *st
    return 0;
 }
 
+#if 0
+/* Rockbox: unused */
 int speex_std_mode_request_handler(SpeexBits *bits, void *state, void *data)
 {
    (void)state;
@@ -98,6 +100,7 @@ int speex_std_high_mode_request_handler(SpeexBits *bits, void *state, void *data
    speex_encoder_ctl(data, SPEEX_SET_HIGH_MODE, &m);
    return 0;
 }
+#endif
 
 #ifndef DISABLE_VBR
 int speex_std_vbr_request_handler(SpeexBits *bits, void *state, void *data)
@@ -110,6 +113,8 @@ int speex_std_vbr_request_handler(SpeexBits *bits, void *state, void *data)
 }
 #endif /* #ifndef DISABLE_VBR */
 
+#if 0
+/* Rockbox: unused */
 int speex_std_enh_request_handler(SpeexBits *bits, void *state, void *data)
 {
    (void)state;
@@ -118,6 +123,7 @@ int speex_std_enh_request_handler(SpeexBits *bits, void *state, void *data)
    speex_decoder_ctl(data, SPEEX_SET_ENH, &enh);
    return 0;
 }
+#endif
 
 #ifndef DISABLE_VBR
 int speex_std_vbr_quality_request_handler(SpeexBits *bits, void *state, void *data)
@@ -130,6 +136,8 @@ int speex_std_vbr_quality_request_handler(SpeexBits *bits, void *state, void *da
 }
 #endif /* #ifndef DISABLE_VBR */
 
+#if 0
+/* Rockbox: unused */
 int speex_std_char_handler(SpeexBits *bits, void *state, void *data)
 {
    (void)state;
@@ -139,6 +147,7 @@ int speex_std_char_handler(SpeexBits *bits, void *state, void *data)
    /*printf("speex_std_char_handler ch=%x\n", ch);*/
    return 0;
 }
+#endif
 
 /* Default handler for user callbacks: skip it */
 int speex_default_user_handler(SpeexBits *bits, void *state, void *data)