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authorMagnus Auvinen <magnus.auvinen@gmail.com>2008-11-29 06:39:22 +0000
committerMagnus Auvinen <magnus.auvinen@gmail.com>2008-11-29 06:39:22 +0000
commit4004d13b48fd303c982dbcf7c432add64d128637 (patch)
treefb67a18724bb8e1435b0938abe56c24d68fa2dce /src/engine/external/wavpack/wavpack.h
parent61d18702f63cc4731c923e9ca8cd8d98cdaca4ad (diff)
downloadzcatch-4004d13b48fd303c982dbcf7c432add64d128637.tar.gz
zcatch-4004d13b48fd303c982dbcf7c432add64d128637.zip
applied patch from Richie Nyhus to convert CRLF to LF, as it should be
Diffstat (limited to 'src/engine/external/wavpack/wavpack.h')
-rw-r--r--src/engine/external/wavpack/wavpack.h576
1 files changed, 288 insertions, 288 deletions
diff --git a/src/engine/external/wavpack/wavpack.h b/src/engine/external/wavpack/wavpack.h
index 29e6af75..2e22fc51 100644
--- a/src/engine/external/wavpack/wavpack.h
+++ b/src/engine/external/wavpack/wavpack.h
@@ -5,56 +5,56 @@
 /*                          All Rights Reserved.                          // */
 /*      Distributed under the BSD Software License (see license.txt)      // */
 /*////////////////////////////////////////////////////////////////////////// */
-

+
 /* wavpack.h */
-

-#include <sys/types.h>

-

+
+#include <sys/types.h>
+
 /* This header file contains all the definitions required by WavPack. */
-

-#ifdef __BORLANDC__

-typedef unsigned long uint32_t;

-typedef long int32_t;

-#elif defined(_WIN32) && !defined(__MINGW32__)

-#include <stdlib.h>

-typedef unsigned __int64 uint64_t;

-typedef unsigned __int32 uint32_t;

-typedef __int64 int64_t;

-typedef __int32 int32_t;

-#else

-#include <inttypes.h>

-#endif

-

-typedef unsigned char   uchar;

-

-#if !defined(__GNUC__) || defined(WIN32)

-typedef unsigned short  ushort;

-typedef unsigned int    uint;

-#endif

-

-#include <stdio.h>

-

-#define FALSE 0

-#define TRUE 1

-

+
+#ifdef __BORLANDC__
+typedef unsigned long uint32_t;
+typedef long int32_t;
+#elif defined(_WIN32) && !defined(__MINGW32__)
+#include <stdlib.h>
+typedef unsigned __int64 uint64_t;
+typedef unsigned __int32 uint32_t;
+typedef __int64 int64_t;
+typedef __int32 int32_t;
+#else
+#include <inttypes.h>
+#endif
+
+typedef unsigned char   uchar;
+
+#if !defined(__GNUC__) || defined(WIN32)
+typedef unsigned short  ushort;
+typedef unsigned int    uint;
+#endif
+
+#include <stdio.h>
+
+#define FALSE 0
+#define TRUE 1
+
 /*//////////////////////////// WavPack Header ///////////////////////////////// */
-

+
 /* Note that this is the ONLY structure that is written to (or read from) */
 /* WavPack 4.0 files, and is the preamble to every block in both the .wv */
 /* and .wvc files. */
-

-typedef struct {

-    char ckID [4];

-    uint32_t ckSize;

-    short version;

-    uchar track_no, index_no;

-    uint32_t total_samples, block_index, block_samples, flags, crc;

-} WavpackHeader;

-

-#define WavpackHeaderFormat "4LS2LLLLL"

-

+
+typedef struct {
+    char ckID [4];
+    uint32_t ckSize;
+    short version;
+    uchar track_no, index_no;
+    uint32_t total_samples, block_index, block_samples, flags, crc;
+} WavpackHeader;
+
+#define WavpackHeaderFormat "4LS2LLLLL"
+
 /* or-values for "flags" */
-

+
 #define BYTES_STORED    3       /* 1-4 bytes/sample */
 #define MONO_FLAG       4       /* not stereo */
 #define HYBRID_FLAG     8       /* hybrid mode */
@@ -62,83 +62,83 @@ typedef struct {
 #define CROSS_DECORR    0x20    /* no-delay cross decorrelation */
 #define HYBRID_SHAPE    0x40    /* noise shape (hybrid mode only) */
 #define FLOAT_DATA      0x80    /* ieee 32-bit floating point data */
-

+
 #define INT32_DATA      0x100   /* special extended int handling */
 #define HYBRID_BITRATE  0x200   /* bitrate noise (hybrid mode only) */
 #define HYBRID_BALANCE  0x400   /* balance noise (hybrid stereo mode only) */
-

+
 #define INITIAL_BLOCK   0x800   /* initial block of multichannel segment */
 #define FINAL_BLOCK     0x1000  /* final block of multichannel segment */
-

-#define SHIFT_LSB       13

-#define SHIFT_MASK      (0x1fL << SHIFT_LSB)

-

-#define MAG_LSB         18

-#define MAG_MASK        (0x1fL << MAG_LSB)

-

-#define SRATE_LSB       23

-#define SRATE_MASK      (0xfL << SRATE_LSB)

-

+
+#define SHIFT_LSB       13
+#define SHIFT_MASK      (0x1fL << SHIFT_LSB)
+
+#define MAG_LSB         18
+#define MAG_MASK        (0x1fL << MAG_LSB)
+
+#define SRATE_LSB       23
+#define SRATE_MASK      (0xfL << SRATE_LSB)
+
 #define FALSE_STEREO    0x40000000      /* block is stereo, but data is mono */
-

+
 #define IGNORED_FLAGS   0x18000000      /* reserved, but ignore if encountered */
 #define NEW_SHAPING     0x20000000      /* use IIR filter for negative shaping */
 #define UNKNOWN_FLAGS   0x80000000      /* also reserved, but refuse decode if */
                                         /*  encountered */
-

-#define MONO_DATA (MONO_FLAG | FALSE_STEREO)

-

+
+#define MONO_DATA (MONO_FLAG | FALSE_STEREO)
+
 #define MIN_STREAM_VERS     0x402       /* lowest stream version we'll decode */
 #define MAX_STREAM_VERS     0x410       /* highest stream version we'll decode */
-

+
 /*////////////////////////// WavPack Metadata ///////////////////////////////// */
-

+
 /* This is an internal representation of metadata. */
-

-typedef struct {

-    int32_t byte_length;

-    void *data;

-    uchar id;

-} WavpackMetadata;

-

-#define ID_OPTIONAL_DATA        0x20

-#define ID_ODD_SIZE             0x40

-#define ID_LARGE                0x80

-

-#define ID_DUMMY                0x0

-#define ID_ENCODER_INFO         0x1

-#define ID_DECORR_TERMS         0x2

-#define ID_DECORR_WEIGHTS       0x3

-#define ID_DECORR_SAMPLES       0x4

-#define ID_ENTROPY_VARS         0x5

-#define ID_HYBRID_PROFILE       0x6

-#define ID_SHAPING_WEIGHTS      0x7

-#define ID_FLOAT_INFO           0x8

-#define ID_INT32_INFO           0x9

-#define ID_WV_BITSTREAM         0xa

-#define ID_WVC_BITSTREAM        0xb

-#define ID_WVX_BITSTREAM        0xc

-#define ID_CHANNEL_INFO         0xd

-

-#define ID_RIFF_HEADER          (ID_OPTIONAL_DATA | 0x1)

-#define ID_RIFF_TRAILER         (ID_OPTIONAL_DATA | 0x2)

-#define ID_REPLAY_GAIN          (ID_OPTIONAL_DATA | 0x3)

-#define ID_CUESHEET             (ID_OPTIONAL_DATA | 0x4)

-#define ID_CONFIG_BLOCK         (ID_OPTIONAL_DATA | 0x5)

-#define ID_MD5_CHECKSUM         (ID_OPTIONAL_DATA | 0x6)

-

+
+typedef struct {
+    int32_t byte_length;
+    void *data;
+    uchar id;
+} WavpackMetadata;
+
+#define ID_OPTIONAL_DATA        0x20
+#define ID_ODD_SIZE             0x40
+#define ID_LARGE                0x80
+
+#define ID_DUMMY                0x0
+#define ID_ENCODER_INFO         0x1
+#define ID_DECORR_TERMS         0x2
+#define ID_DECORR_WEIGHTS       0x3
+#define ID_DECORR_SAMPLES       0x4
+#define ID_ENTROPY_VARS         0x5
+#define ID_HYBRID_PROFILE       0x6
+#define ID_SHAPING_WEIGHTS      0x7
+#define ID_FLOAT_INFO           0x8
+#define ID_INT32_INFO           0x9
+#define ID_WV_BITSTREAM         0xa
+#define ID_WVC_BITSTREAM        0xb
+#define ID_WVX_BITSTREAM        0xc
+#define ID_CHANNEL_INFO         0xd
+
+#define ID_RIFF_HEADER          (ID_OPTIONAL_DATA | 0x1)
+#define ID_RIFF_TRAILER         (ID_OPTIONAL_DATA | 0x2)
+#define ID_REPLAY_GAIN          (ID_OPTIONAL_DATA | 0x3)
+#define ID_CUESHEET             (ID_OPTIONAL_DATA | 0x4)
+#define ID_CONFIG_BLOCK         (ID_OPTIONAL_DATA | 0x5)
+#define ID_MD5_CHECKSUM         (ID_OPTIONAL_DATA | 0x6)
+
 /*/////////////////////// WavPack Configuration /////////////////////////////// */
-

+
 /* This internal structure is used during encode to provide configuration to */
 /* the encoding engine and during decoding to provide fle information back to */
 /* the higher level functions. Not all fields are used in both modes. */
-

-typedef struct {

-    int bits_per_sample, bytes_per_sample;

-    int num_channels, float_norm_exp;

-    uint32_t flags, sample_rate, channel_mask;

-} WavpackConfig;

-

+
+typedef struct {
+    int bits_per_sample, bytes_per_sample;
+    int num_channels, float_norm_exp;
+    uint32_t flags, sample_rate, channel_mask;
+} WavpackConfig;
+
 #define CONFIG_BYTES_STORED     3       /* 1-4 bytes/sample */
 #define CONFIG_MONO_FLAG        4       /* not stereo */
 #define CONFIG_HYBRID_FLAG      8       /* hybrid mode */
@@ -146,7 +146,7 @@ typedef struct {
 #define CONFIG_CROSS_DECORR     0x20    /* no-delay cross decorrelation */
 #define CONFIG_HYBRID_SHAPE     0x40    /* noise shape (hybrid mode only) */
 #define CONFIG_FLOAT_DATA       0x80    /* ieee 32-bit floating point data */
-

+
 #define CONFIG_FAST_FLAG        0x200   /* fast mode */
 #define CONFIG_HIGH_FLAG        0x800   /* high quality mode */
 #define CONFIG_VERY_HIGH_FLAG   0x1000  /* very high */
@@ -163,127 +163,127 @@ typedef struct {
 #define CONFIG_SKIP_WVX         0x4000000 /* no wvx stream w/ floats & big ints */
 #define CONFIG_MD5_CHECKSUM     0x8000000 /* compute & store MD5 signature */
 #define CONFIG_OPTIMIZE_MONO    0x80000000 /* optimize for mono streams posing as stereo */
-

+
 /*////////////////////////////// WavPack Stream /////////////////////////////// */
-

+
 /* This internal structure contains everything required to handle a WavPack */
 /* "stream", which is defined as a stereo or mono stream of audio samples. For */
 /* multichannel audio several of these would be required. Each stream contains */
 /* pointers to hold a complete allocated block of WavPack data, although it's */
 /* possible to decode WavPack blocks without buffering an entire block. */
-

-typedef int32_t (*read_stream)(void *, int32_t);

-

-typedef struct bs {

-    uchar *buf, *end, *ptr;

-    void (*wrap)(struct bs *bs);

-    uint32_t file_bytes, sr;

-    int error, bc;

-    read_stream file;

-} Bitstream;

-

-#define MAX_NTERMS 16

-#define MAX_TERM 8

-

-struct decorr_pass {

-    short term, delta, weight_A, weight_B;

-    int32_t samples_A [MAX_TERM], samples_B [MAX_TERM];

-};

-

-struct entropy_data {

-    uint32_t median [3], slow_level, error_limit;

-};

-

-struct words_data {

-    uint32_t bitrate_delta [2], bitrate_acc [2];

-    uint32_t pend_data, holding_one, zeros_acc;

-    int holding_zero, pend_count;

-    struct entropy_data c [2];

-};

-

-typedef struct {

-    WavpackHeader wphdr;

-    Bitstream wvbits;

-

-    struct words_data w;

-

-    int num_terms, mute_error;

-    uint32_t sample_index, crc;

-

-    uchar int32_sent_bits, int32_zeros, int32_ones, int32_dups;

-    uchar float_flags, float_shift, float_max_exp, float_norm_exp;

- 

-    struct decorr_pass decorr_passes [MAX_NTERMS];

-

-} WavpackStream;

-

+
+typedef int32_t (*read_stream)(void *, int32_t);
+
+typedef struct bs {
+    uchar *buf, *end, *ptr;
+    void (*wrap)(struct bs *bs);
+    uint32_t file_bytes, sr;
+    int error, bc;
+    read_stream file;
+} Bitstream;
+
+#define MAX_NTERMS 16
+#define MAX_TERM 8
+
+struct decorr_pass {
+    short term, delta, weight_A, weight_B;
+    int32_t samples_A [MAX_TERM], samples_B [MAX_TERM];
+};
+
+struct entropy_data {
+    uint32_t median [3], slow_level, error_limit;
+};
+
+struct words_data {
+    uint32_t bitrate_delta [2], bitrate_acc [2];
+    uint32_t pend_data, holding_one, zeros_acc;
+    int holding_zero, pend_count;
+    struct entropy_data c [2];
+};
+
+typedef struct {
+    WavpackHeader wphdr;
+    Bitstream wvbits;
+
+    struct words_data w;
+
+    int num_terms, mute_error;
+    uint32_t sample_index, crc;
+
+    uchar int32_sent_bits, int32_zeros, int32_ones, int32_dups;
+    uchar float_flags, float_shift, float_max_exp, float_norm_exp;
+ 
+    struct decorr_pass decorr_passes [MAX_NTERMS];
+
+} WavpackStream;
+
 /* flags for float_flags: */
-

+
 #define FLOAT_SHIFT_ONES 1      /* bits left-shifted into float = '1' */
 #define FLOAT_SHIFT_SAME 2      /* bits left-shifted into float are the same */
 #define FLOAT_SHIFT_SENT 4      /* bits shifted into float are sent literally */
 #define FLOAT_ZEROS_SENT 8      /* "zeros" are not all real zeros */
 #define FLOAT_NEG_ZEROS  0x10   /* contains negative zeros */
 #define FLOAT_EXCEPTIONS 0x20   /* contains exceptions (inf, nan, etc.) */
-

+
 /*///////////////////////////// WavPack Context /////////////////////////////// */
-

+
 /* This internal structure holds everything required to encode or decode WavPack */
 /* files. It is recommended that direct access to this structure be minimized */
 /* and the provided utilities used instead. */
-

-typedef struct {

-    WavpackConfig config;

-    WavpackStream stream;

-

-    uchar read_buffer [1024];

-    char error_message [80];

-

-    read_stream infile;

-    uint32_t total_samples, crc_errors, first_flags;

-    int open_flags, norm_offset, reduced_channels, lossy_blocks;

-

-} WavpackContext;

-

+
+typedef struct {
+    WavpackConfig config;
+    WavpackStream stream;
+
+    uchar read_buffer [1024];
+    char error_message [80];
+
+    read_stream infile;
+    uint32_t total_samples, crc_errors, first_flags;
+    int open_flags, norm_offset, reduced_channels, lossy_blocks;
+
+} WavpackContext;
+
 /*////////////////////// function prototypes and macros ////////////////////// */
-

-#define CLEAR(destin) memset (&destin, 0, sizeof (destin));

-

+
+#define CLEAR(destin) memset (&destin, 0, sizeof (destin));
+
 /* bits.c */
-

-void bs_open_read (Bitstream *bs, uchar *buffer_start, uchar *buffer_end, read_stream file, uint32_t file_bytes);

-

-#define bs_is_open(bs) ((bs)->ptr != NULL)

-

-#define getbit(bs) ( \

-    (((bs)->bc) ? \

-        ((bs)->bc--, (bs)->sr & 1) : \

-            (((++((bs)->ptr) != (bs)->end) ? (void) 0 : (bs)->wrap (bs)), (bs)->bc = 7, ((bs)->sr = *((bs)->ptr)) & 1) \

-    ) ? \

-        ((bs)->sr >>= 1, 1) : \

-        ((bs)->sr >>= 1, 0) \

-)

-

-#define getbits(value, nbits, bs) { \

-    while ((nbits) > (bs)->bc) { \

-        if (++((bs)->ptr) == (bs)->end) (bs)->wrap (bs); \

-        (bs)->sr |= (int32_t)*((bs)->ptr) << (bs)->bc; \

-        (bs)->bc += 8; \

-    } \

-    *(value) = (bs)->sr; \

-    if ((bs)->bc > 32) { \

-        (bs)->bc -= (nbits); \

-        (bs)->sr = *((bs)->ptr) >> (8 - (bs)->bc); \

-    } \

-    else { \

-        (bs)->bc -= (nbits); \

-        (bs)->sr >>= (nbits); \

-    } \

-}

-

-void little_endian_to_native (void *data, char *format);

-void native_to_little_endian (void *data, char *format);

-

+
+void bs_open_read (Bitstream *bs, uchar *buffer_start, uchar *buffer_end, read_stream file, uint32_t file_bytes);
+
+#define bs_is_open(bs) ((bs)->ptr != NULL)
+
+#define getbit(bs) ( \
+    (((bs)->bc) ? \
+        ((bs)->bc--, (bs)->sr & 1) : \
+            (((++((bs)->ptr) != (bs)->end) ? (void) 0 : (bs)->wrap (bs)), (bs)->bc = 7, ((bs)->sr = *((bs)->ptr)) & 1) \
+    ) ? \
+        ((bs)->sr >>= 1, 1) : \
+        ((bs)->sr >>= 1, 0) \
+)
+
+#define getbits(value, nbits, bs) { \
+    while ((nbits) > (bs)->bc) { \
+        if (++((bs)->ptr) == (bs)->end) (bs)->wrap (bs); \
+        (bs)->sr |= (int32_t)*((bs)->ptr) << (bs)->bc; \
+        (bs)->bc += 8; \
+    } \
+    *(value) = (bs)->sr; \
+    if ((bs)->bc > 32) { \
+        (bs)->bc -= (nbits); \
+        (bs)->sr = *((bs)->ptr) >> (8 - (bs)->bc); \
+    } \
+    else { \
+        (bs)->bc -= (nbits); \
+        (bs)->sr >>= (nbits); \
+    } \
+}
+
+void little_endian_to_native (void *data, char *format);
+void native_to_little_endian (void *data, char *format);
+
 /* These macros implement the weight application and update operations */
 /* that are at the heart of the decorrelation loops. Note that when there */
 /* are several alternative versions of the same macro (marked with PERFCOND) */
@@ -291,94 +291,94 @@ void native_to_little_endian (void *data, char *format);
 /* decoding and the user should choose the one that provides the best */
 /* performance. This may be easier to check when NOT using the assembly */
 /* language optimizations. */
-

+
 #if 1   /* PERFCOND */
-#define apply_weight_i(weight, sample) ((weight * sample + 512) >> 10)

-#else

-#define apply_weight_i(weight, sample) ((((weight * sample) >> 8) + 2) >> 2)

-#endif

-

-#define apply_weight_f(weight, sample) (((((sample & 0xffffL) * weight) >> 9) + \

-    (((sample & ~0xffffL) >> 9) * weight) + 1) >> 1)

-

+#define apply_weight_i(weight, sample) ((weight * sample + 512) >> 10)
+#else
+#define apply_weight_i(weight, sample) ((((weight * sample) >> 8) + 2) >> 2)
+#endif
+
+#define apply_weight_f(weight, sample) (((((sample & 0xffffL) * weight) >> 9) + \
+    (((sample & ~0xffffL) >> 9) * weight) + 1) >> 1)
+
 #if 1   /* PERFCOND */
-#define apply_weight(weight, sample) (sample != (short) sample ? \

-    apply_weight_f (weight, sample) : apply_weight_i (weight, sample))

-#else

-#define apply_weight(weight, sample) ((int32_t)((weight * (int64_t) sample + 512) >> 10))

-#endif

-

+#define apply_weight(weight, sample) (sample != (short) sample ? \
+    apply_weight_f (weight, sample) : apply_weight_i (weight, sample))
+#else
+#define apply_weight(weight, sample) ((int32_t)((weight * (int64_t) sample + 512) >> 10))
+#endif
+
 #if 0   /* PERFCOND */
-#define update_weight(weight, delta, source, result) \

-    if (source && result) { int32_t s = (int32_t) (source ^ result) >> 31; weight = (delta ^ s) + (weight - s); }

-#elif 1

-#define update_weight(weight, delta, source, result) \

-    if (source && result) weight += (((source ^ result) >> 30) | 1) * delta

-#else

-#define update_weight(weight, delta, source, result) \

-    if (source && result) (source ^ result) < 0 ? (weight -= delta) : (weight += delta)

-#endif

-

-#define update_weight_clip(weight, delta, source, result) \

-    if (source && result && ((source ^ result) < 0 ? (weight -= delta) < -1024 : (weight += delta) > 1024)) \

-        weight = weight < 0 ? -1024 : 1024

-

+#define update_weight(weight, delta, source, result) \
+    if (source && result) { int32_t s = (int32_t) (source ^ result) >> 31; weight = (delta ^ s) + (weight - s); }
+#elif 1
+#define update_weight(weight, delta, source, result) \
+    if (source && result) weight += (((source ^ result) >> 30) | 1) * delta
+#else
+#define update_weight(weight, delta, source, result) \
+    if (source && result) (source ^ result) < 0 ? (weight -= delta) : (weight += delta)
+#endif
+
+#define update_weight_clip(weight, delta, source, result) \
+    if (source && result && ((source ^ result) < 0 ? (weight -= delta) < -1024 : (weight += delta) > 1024)) \
+        weight = weight < 0 ? -1024 : 1024
+
 /* unpack.c */
-

-int unpack_init (WavpackContext *wpc);

-int init_wv_bitstream (WavpackContext *wpc, WavpackMetadata *wpmd);

-int read_decorr_terms (WavpackStream *wps, WavpackMetadata *wpmd);

-int read_decorr_weights (WavpackStream *wps, WavpackMetadata *wpmd);

-int read_decorr_samples (WavpackStream *wps, WavpackMetadata *wpmd);

-int read_float_info (WavpackStream *wps, WavpackMetadata *wpmd);

-int read_int32_info (WavpackStream *wps, WavpackMetadata *wpmd);

-int read_channel_info (WavpackContext *wpc, WavpackMetadata *wpmd);

-int read_config_info (WavpackContext *wpc, WavpackMetadata *wpmd);

-int32_t unpack_samples (WavpackContext *wpc, int32_t *buffer, uint32_t sample_count);

-int check_crc_error (WavpackContext *wpc);

-

+
+int unpack_init (WavpackContext *wpc);
+int init_wv_bitstream (WavpackContext *wpc, WavpackMetadata *wpmd);
+int read_decorr_terms (WavpackStream *wps, WavpackMetadata *wpmd);
+int read_decorr_weights (WavpackStream *wps, WavpackMetadata *wpmd);
+int read_decorr_samples (WavpackStream *wps, WavpackMetadata *wpmd);
+int read_float_info (WavpackStream *wps, WavpackMetadata *wpmd);
+int read_int32_info (WavpackStream *wps, WavpackMetadata *wpmd);
+int read_channel_info (WavpackContext *wpc, WavpackMetadata *wpmd);
+int read_config_info (WavpackContext *wpc, WavpackMetadata *wpmd);
+int32_t unpack_samples (WavpackContext *wpc, int32_t *buffer, uint32_t sample_count);
+int check_crc_error (WavpackContext *wpc);
+
 /* metadata.c stuff */
-

-int read_metadata_buff (WavpackContext *wpc, WavpackMetadata *wpmd);

-int process_metadata (WavpackContext *wpc, WavpackMetadata *wpmd);

-

+
+int read_metadata_buff (WavpackContext *wpc, WavpackMetadata *wpmd);
+int process_metadata (WavpackContext *wpc, WavpackMetadata *wpmd);
+
 /* words.c stuff */
-

-int read_entropy_vars (WavpackStream *wps, WavpackMetadata *wpmd);

-int read_hybrid_profile (WavpackStream *wps, WavpackMetadata *wpmd);

-int32_t get_words (int32_t *buffer, int nsamples, uint32_t flags,

-                struct words_data *w, Bitstream *bs);

-int32_t exp2s (int log);

-int restore_weight (signed char weight);

-

-#define WORD_EOF (1L << 31)

-

+
+int read_entropy_vars (WavpackStream *wps, WavpackMetadata *wpmd);
+int read_hybrid_profile (WavpackStream *wps, WavpackMetadata *wpmd);
+int32_t get_words (int32_t *buffer, int nsamples, uint32_t flags,
+                struct words_data *w, Bitstream *bs);
+int32_t exp2s (int log);
+int restore_weight (signed char weight);
+
+#define WORD_EOF (1L << 31)
+
 /* float.c */
-

-int read_float_info (WavpackStream *wps, WavpackMetadata *wpmd);

-void float_values (WavpackStream *wps, int32_t *values, int32_t num_values);

-

+
+int read_float_info (WavpackStream *wps, WavpackMetadata *wpmd);
+void float_values (WavpackStream *wps, int32_t *values, int32_t num_values);
+
 /* wputils.c */
-

-WavpackContext *WavpackOpenFileInput (read_stream infile, char *error);

-

-int WavpackGetMode (WavpackContext *wpc);

-

-#define MODE_WVC        0x1

-#define MODE_LOSSLESS   0x2

-#define MODE_HYBRID     0x4

-#define MODE_FLOAT      0x8

-#define MODE_VALID_TAG  0x10

-#define MODE_HIGH       0x20

-#define MODE_FAST       0x40

-

-uint32_t WavpackUnpackSamples (WavpackContext *wpc, int32_t *buffer, uint32_t samples);

-uint32_t WavpackGetNumSamples (WavpackContext *wpc);

-uint32_t WavpackGetSampleIndex (WavpackContext *wpc);

-int WavpackGetNumErrors (WavpackContext *wpc);

-int WavpackLossyBlocks (WavpackContext *wpc);

-uint32_t WavpackGetSampleRate (WavpackContext *wpc);

-int WavpackGetBitsPerSample (WavpackContext *wpc);

-int WavpackGetBytesPerSample (WavpackContext *wpc);

-int WavpackGetNumChannels (WavpackContext *wpc);

-int WavpackGetReducedChannels (WavpackContext *wpc);

+
+WavpackContext *WavpackOpenFileInput (read_stream infile, char *error);
+
+int WavpackGetMode (WavpackContext *wpc);
+
+#define MODE_WVC        0x1
+#define MODE_LOSSLESS   0x2
+#define MODE_HYBRID     0x4
+#define MODE_FLOAT      0x8
+#define MODE_VALID_TAG  0x10
+#define MODE_HIGH       0x20
+#define MODE_FAST       0x40
+
+uint32_t WavpackUnpackSamples (WavpackContext *wpc, int32_t *buffer, uint32_t samples);
+uint32_t WavpackGetNumSamples (WavpackContext *wpc);
+uint32_t WavpackGetSampleIndex (WavpackContext *wpc);
+int WavpackGetNumErrors (WavpackContext *wpc);
+int WavpackLossyBlocks (WavpackContext *wpc);
+uint32_t WavpackGetSampleRate (WavpackContext *wpc);
+int WavpackGetBitsPerSample (WavpackContext *wpc);
+int WavpackGetBytesPerSample (WavpackContext *wpc);
+int WavpackGetNumChannels (WavpackContext *wpc);
+int WavpackGetReducedChannels (WavpackContext *wpc);