Added missing files and updated .hgignore file
Chris Moeller
parent
936e8a07f5
commit
8ac55b2e27
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@ -2,5 +2,7 @@ syntax: glob
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*.mode1v3
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*.mode1v3
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*.mode2v3
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*.mode2v3
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*.pbxuser
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*.pbxuser
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xcuserdata
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build
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build
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*/build
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*/build
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.DS_Store
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@ -0,0 +1,7 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<Workspace
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version = "1.0">
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<FileRef
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location = "self:Cog.xcodeproj">
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</FileRef>
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</Workspace>
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@ -0,0 +1,7 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<Workspace
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version = "1.0">
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<FileRef
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location = "self:WMA.xcodeproj">
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</FileRef>
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</Workspace>
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@ -0,0 +1,713 @@
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////////////////////////////////////////////////////////////////////////////
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// **** WAVPACK **** //
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// Hybrid Lossless Wavefile Compressor //
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// Copyright (c) 1998 - 2009 Conifer Software. //
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// All Rights Reserved. //
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// Distributed under the BSD Software License (see license.txt) //
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////////////////////////////////////////////////////////////////////////////
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// tags.c
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// This module provides support for reading and writing metadata tags.
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#include <stdlib.h>
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#include <string.h>
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#include "wavpack_local.h"
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#ifdef WIN32
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#define stricmp(x,y) _stricmp(x,y)
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#define fileno _fileno
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#else
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#define stricmp(x,y) strcasecmp(x,y)
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#endif
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#ifdef DEBUG_ALLOC
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#define malloc malloc_db
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#define realloc realloc_db
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#define free free_db
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void *malloc_db (uint32_t size);
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void *realloc_db (void *ptr, uint32_t size);
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void free_db (void *ptr);
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int32_t dump_alloc (void);
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#endif
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#ifndef NO_TAGS
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static int get_ape_tag_item (M_Tag *m_tag, const char *item, char *value, int size, int type);
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static int get_id3_tag_item (M_Tag *m_tag, const char *item, char *value, int size);
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static int get_ape_tag_item_indexed (M_Tag *m_tag, int index, char *item, int size, int type);
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static int get_id3_tag_item_indexed (M_Tag *m_tag, int index, char *item, int size);
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static int append_ape_tag_item (WavpackContext *wpc, const char *item, const char *value, int vsize, int type);
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static int write_tag_blockout (WavpackContext *wpc);
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static int write_tag_reader (WavpackContext *wpc);
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static void tagcpy (char *dest, char *src, int tag_size);
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static int tagdata (char *src, int tag_size);
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//////////////////// Global functions part of external API /////////////////////////
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// Count and return the total number of tag items in the specified file.
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int WavpackGetNumTagItems (WavpackContext *wpc)
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{
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int i = 0;
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while (WavpackGetTagItemIndexed (wpc, i, NULL, 0))
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++i;
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return i;
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}
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// Count and return the total number of binary tag items in the specified file. This applies
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// only to APEv2 tags and was implemented as a separate function to avoid breaking the old API.
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int WavpackGetNumBinaryTagItems (WavpackContext *wpc)
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{
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int i = 0;
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while (WavpackGetBinaryTagItemIndexed (wpc, i, NULL, 0))
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++i;
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return i;
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}
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// Attempt to get the specified item from the specified file's ID3v1 or APEv2
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// tag. The "size" parameter specifies the amount of space available at "value",
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// if the desired item will not fit in this space then ellipses (...) will
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// be appended and the string terminated. Only text data are supported. The
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// actual length of the string is returned (or 0 if no matching value found).
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// Note that with APEv2 tags the length might not be the same as the number of
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// characters because UTF-8 encoding is used. Also, APEv2 tags can have multiple
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// (NULL separated) strings for a single value (this is why the length is
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// returned). If this function is called with a NULL "value" pointer (or a
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// zero "length") then only the actual length of the value data is returned
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// (not counting the terminating NULL). This can be used to determine the
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// actual memory to be allocated beforehand.
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int WavpackGetTagItem (WavpackContext *wpc, const char *item, char *value, int size)
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{
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M_Tag *m_tag = &wpc->m_tag;
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if (value && size)
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*value = 0;
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if (m_tag->ape_tag_hdr.ID [0] == 'A')
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return get_ape_tag_item (m_tag, item, value, size, APE_TAG_TYPE_TEXT);
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else if (m_tag->id3_tag.tag_id [0] == 'T')
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return get_id3_tag_item (m_tag, item, value, size);
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else
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return 0;
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}
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// Attempt to get the specified binary item from the specified file's APEv2
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// tag. The "size" parameter specifies the amount of space available at "value".
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// If the desired item will not fit in this space then nothing will be copied
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// and 0 will be returned, otherwise the actual size will be returned. If this
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// function is called with a NULL "value" pointer (or a zero "length") then only
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// the actual length of the value data is returned and can be used to determine
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// the actual memory to be allocated beforehand.
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int WavpackGetBinaryTagItem (WavpackContext *wpc, const char *item, char *value, int size)
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{
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M_Tag *m_tag = &wpc->m_tag;
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if (value && size)
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*value = 0;
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if (m_tag->ape_tag_hdr.ID [0] == 'A')
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return get_ape_tag_item (m_tag, item, value, size, APE_TAG_TYPE_BINARY);
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else
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return 0;
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}
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// This function looks up the tag item name by index and is used when the
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// application wants to access all the items in the file's ID3v1 or APEv2 tag.
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// Note that this function accesses only the item's name; WavpackGetTagItem()
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// still must be called to get the actual value. The "size" parameter specifies
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// the amount of space available at "item", if the desired item will not fit in
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// this space then ellipses (...) will be appended and the string terminated.
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// The actual length of the string is returned (or 0 if no item exists for
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// index). If this function is called with a NULL "value" pointer (or a
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// zero "length") then only the actual length of the item name is returned
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// (not counting the terminating NULL). This can be used to determine the
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// actual memory to be allocated beforehand. For binary tag values use the
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// otherwise identical WavpackGetBinaryTagItemIndexed ();
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int WavpackGetTagItemIndexed (WavpackContext *wpc, int index, char *item, int size)
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{
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M_Tag *m_tag = &wpc->m_tag;
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if (item && size)
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*item = 0;
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if (m_tag->ape_tag_hdr.ID [0] == 'A')
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return get_ape_tag_item_indexed (m_tag, index, item, size, APE_TAG_TYPE_TEXT);
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else if (m_tag->id3_tag.tag_id [0] == 'T')
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return get_id3_tag_item_indexed (m_tag, index, item, size);
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else
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return 0;
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}
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int WavpackGetBinaryTagItemIndexed (WavpackContext *wpc, int index, char *item, int size)
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{
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M_Tag *m_tag = &wpc->m_tag;
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if (item && size)
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*item = 0;
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if (m_tag->ape_tag_hdr.ID [0] == 'A')
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return get_ape_tag_item_indexed (m_tag, index, item, size, APE_TAG_TYPE_BINARY);
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else
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return 0;
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}
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// These two functions are used to append APEv2 tags to WavPack files; one is
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// for text values (UTF-8 encoded) and the other is for binary values. If no tag
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// has been started, then an empty one will be allocated first. When finished,
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// use WavpackWriteTag() to write the completed tag to the file. The purpose of
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// the passed size parameter is obvious for binary values, but might not be for
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// text values. Keep in mind that APEv2 text values can have multiple values
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// that are NULL separated, so the size is required to know the extent of the
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// value (although the final terminating NULL is not included in the passed
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// size). If the specified item already exists, it will be replaced with the
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// new value. ID3v1 tags are not supported.
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int WavpackAppendTagItem (WavpackContext *wpc, const char *item, const char *value, int vsize)
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{
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while (WavpackDeleteTagItem (wpc, item));
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return append_ape_tag_item (wpc, item, value, vsize, APE_TAG_TYPE_TEXT);
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}
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int WavpackAppendBinaryTagItem (WavpackContext *wpc, const char *item, const char *value, int vsize)
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{
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while (WavpackDeleteTagItem (wpc, item));
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return append_ape_tag_item (wpc, item, value, vsize, APE_TAG_TYPE_BINARY);
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}
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// Delete the specified tag item from the APEv2 tag on the specified WavPack file
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// (fields cannot be deleted from ID3v1 tags). A return value of TRUE indicates
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// that the item was found and successfully deleted.
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int WavpackDeleteTagItem (WavpackContext *wpc, const char *item)
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{
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M_Tag *m_tag = &wpc->m_tag;
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if (m_tag->ape_tag_hdr.ID [0] == 'A') {
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unsigned char *p = m_tag->ape_tag_data;
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unsigned char *q = p + m_tag->ape_tag_hdr.length - sizeof (APE_Tag_Hdr);
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int i;
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for (i = 0; i < m_tag->ape_tag_hdr.item_count; ++i) {
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int vsize, flags, isize;
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vsize = p[0] + (p[1] << 8) + (p[2] << 16) + (p[3] << 24); p += 4;
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flags = p[0] + (p[1] << 8) + (p[2] << 16) + (p[3] << 24); p += 4;
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for (isize = 0; p[isize] && p + isize < q; ++isize);
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if (vsize < 0 || vsize > m_tag->ape_tag_hdr.length || p + isize + vsize + 1 > q)
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break;
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if (isize && vsize && !stricmp (item, (char *) p)) {
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unsigned char *d = p - 8;
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p += isize + vsize + 1;
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while (p < q)
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*d++ = *p++;
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m_tag->ape_tag_hdr.length = (int32_t)(d - m_tag->ape_tag_data) + sizeof (APE_Tag_Hdr);
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m_tag->ape_tag_hdr.item_count--;
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return 1;
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}
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else
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p += isize + vsize + 1;
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}
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}
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return 0;
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}
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// Once a APEv2 tag has been created with WavpackAppendTag(), this function is
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// used to write the completed tag to the end of the WavPack file. Note that
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// this function uses the same "blockout" function that is used to write
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// regular WavPack blocks, although that's where the similarity ends.
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int WavpackWriteTag (WavpackContext *wpc)
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{
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if (wpc->blockout)
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return write_tag_blockout (wpc);
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else
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return write_tag_reader (wpc);
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}
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//////// Utility functions provided to other modules (but not part of lib API) /////////
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// This function attempts to load an ID3v1 or APEv2 tag from the specified
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// file into the specified M_Tag structure. The ID3 tag fits in completely,
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// but an APEv2 tag is variable length and so space must be allocated here
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// to accomodate the data, and this will need to be freed later. A return
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// value of TRUE indicates a valid tag was found and loaded. Note that the
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// file pointer is undefined when this function exits.
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int load_tag (WavpackContext *wpc)
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{
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int ape_tag_length, ape_tag_items;
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M_Tag *m_tag = &wpc->m_tag;
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CLEAR (*m_tag);
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while (1) {
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// attempt to find an APEv2 tag either at end-of-file or before a ID3v1 tag we found
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if (m_tag->id3_tag.tag_id [0] == 'T')
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wpc->reader->set_pos_rel (wpc->wv_in, -(int32_t)(sizeof (APE_Tag_Hdr) + sizeof (ID3_Tag)), SEEK_END);
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else
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wpc->reader->set_pos_rel (wpc->wv_in, -(int32_t)sizeof (APE_Tag_Hdr), SEEK_END);
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if (wpc->reader->read_bytes (wpc->wv_in, &m_tag->ape_tag_hdr, sizeof (APE_Tag_Hdr)) == sizeof (APE_Tag_Hdr) &&
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!strncmp (m_tag->ape_tag_hdr.ID, "APETAGEX", 8)) {
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little_endian_to_native (&m_tag->ape_tag_hdr, APE_Tag_Hdr_Format);
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if (m_tag->ape_tag_hdr.version == 2000 && m_tag->ape_tag_hdr.item_count &&
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m_tag->ape_tag_hdr.length > sizeof (m_tag->ape_tag_hdr) &&
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m_tag->ape_tag_hdr.length <= APE_TAG_MAX_LENGTH &&
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(m_tag->ape_tag_data = malloc (m_tag->ape_tag_hdr.length)) != NULL) {
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ape_tag_items = m_tag->ape_tag_hdr.item_count;
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ape_tag_length = m_tag->ape_tag_hdr.length;
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if (m_tag->id3_tag.tag_id [0] == 'T')
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m_tag->tag_file_pos = -(int32_t)sizeof (ID3_Tag);
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else
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m_tag->tag_file_pos = 0;
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m_tag->tag_file_pos -= ape_tag_length;
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// if the footer claims there is a header present also, we will read that and use it
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// instead of the footer (after verifying it, of course) for enhanced robustness
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if (m_tag->ape_tag_hdr.flags & APE_TAG_CONTAINS_HEADER)
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m_tag->tag_file_pos -= sizeof (APE_Tag_Hdr);
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wpc->reader->set_pos_rel (wpc->wv_in, m_tag->tag_file_pos, SEEK_END);
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memset (m_tag->ape_tag_data, 0, ape_tag_length);
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if (m_tag->ape_tag_hdr.flags & APE_TAG_CONTAINS_HEADER) {
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if (wpc->reader->read_bytes (wpc->wv_in, &m_tag->ape_tag_hdr, sizeof (APE_Tag_Hdr)) !=
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sizeof (APE_Tag_Hdr) || strncmp (m_tag->ape_tag_hdr.ID, "APETAGEX", 8)) {
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free (m_tag->ape_tag_data);
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CLEAR (*m_tag);
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return FALSE; // something's wrong...
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}
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little_endian_to_native (&m_tag->ape_tag_hdr, APE_Tag_Hdr_Format);
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if (m_tag->ape_tag_hdr.version != 2000 || m_tag->ape_tag_hdr.item_count != ape_tag_items ||
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m_tag->ape_tag_hdr.length != ape_tag_length) {
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free (m_tag->ape_tag_data);
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CLEAR (*m_tag);
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return FALSE; // something's wrong...
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}
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}
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if (wpc->reader->read_bytes (wpc->wv_in, m_tag->ape_tag_data,
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||||||
|
ape_tag_length - sizeof (APE_Tag_Hdr)) != ape_tag_length - sizeof (APE_Tag_Hdr)) {
|
||||||
|
free (m_tag->ape_tag_data);
|
||||||
|
CLEAR (*m_tag);
|
||||||
|
return FALSE; // something's wrong...
|
||||||
|
}
|
||||||
|
else {
|
||||||
|
CLEAR (m_tag->id3_tag); // ignore ID3v1 tag if we found APEv2 tag
|
||||||
|
return TRUE;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
if (m_tag->id3_tag.tag_id [0] == 'T') { // settle for the ID3v1 tag that we found
|
||||||
|
CLEAR (m_tag->ape_tag_hdr);
|
||||||
|
return TRUE;
|
||||||
|
}
|
||||||
|
|
||||||
|
// look for ID3v1 tag if APEv2 tag not found during first pass
|
||||||
|
|
||||||
|
m_tag->tag_file_pos = -(int32_t)sizeof (ID3_Tag);
|
||||||
|
wpc->reader->set_pos_rel (wpc->wv_in, m_tag->tag_file_pos, SEEK_END);
|
||||||
|
|
||||||
|
if (wpc->reader->read_bytes (wpc->wv_in, &m_tag->id3_tag, sizeof (ID3_Tag)) != sizeof (ID3_Tag) ||
|
||||||
|
strncmp (m_tag->id3_tag.tag_id, "TAG", 3)) {
|
||||||
|
CLEAR (*m_tag);
|
||||||
|
return FALSE; // neither type of tag found
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// Return TRUE is a valid ID3v1 or APEv2 tag has been loaded.
|
||||||
|
|
||||||
|
int valid_tag (M_Tag *m_tag)
|
||||||
|
{
|
||||||
|
if (m_tag->ape_tag_hdr.ID [0] == 'A')
|
||||||
|
return 'A';
|
||||||
|
else if (m_tag->id3_tag.tag_id [0] == 'T')
|
||||||
|
return 'T';
|
||||||
|
else
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Free the data for any APEv2 tag that was allocated.
|
||||||
|
|
||||||
|
void free_tag (M_Tag *m_tag)
|
||||||
|
{
|
||||||
|
if (m_tag->ape_tag_data) {
|
||||||
|
free (m_tag->ape_tag_data);
|
||||||
|
m_tag->ape_tag_data = NULL;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
////////////////////////// local static functions /////////////////////////////
|
||||||
|
|
||||||
|
static int get_ape_tag_item (M_Tag *m_tag, const char *item, char *value, int size, int type)
|
||||||
|
{
|
||||||
|
unsigned char *p = m_tag->ape_tag_data;
|
||||||
|
unsigned char *q = p + m_tag->ape_tag_hdr.length - sizeof (APE_Tag_Hdr);
|
||||||
|
int i;
|
||||||
|
|
||||||
|
for (i = 0; i < m_tag->ape_tag_hdr.item_count && q - p > 8; ++i) {
|
||||||
|
int vsize, flags, isize;
|
||||||
|
|
||||||
|
vsize = p[0] + (p[1] << 8) + (p[2] << 16) + (p[3] << 24); p += 4;
|
||||||
|
flags = p[0] + (p[1] << 8) + (p[2] << 16) + (p[3] << 24); p += 4;
|
||||||
|
for (isize = 0; p[isize] && p + isize < q; ++isize);
|
||||||
|
|
||||||
|
if (vsize < 0 || vsize > m_tag->ape_tag_hdr.length || p + isize + vsize + 1 > q)
|
||||||
|
break;
|
||||||
|
|
||||||
|
if (isize && vsize && !stricmp (item, (char *) p) && ((flags & 6) >> 1) == type) {
|
||||||
|
|
||||||
|
if (!value || !size)
|
||||||
|
return vsize;
|
||||||
|
|
||||||
|
if (type == APE_TAG_TYPE_BINARY) {
|
||||||
|
if (vsize <= size) {
|
||||||
|
memcpy (value, p + isize + 1, vsize);
|
||||||
|
return vsize;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
else if (vsize < size) {
|
||||||
|
memcpy (value, p + isize + 1, vsize);
|
||||||
|
value [vsize] = 0;
|
||||||
|
return vsize;
|
||||||
|
}
|
||||||
|
else if (size >= 4) {
|
||||||
|
memcpy (value, p + isize + 1, size - 1);
|
||||||
|
value [size - 4] = value [size - 3] = value [size - 2] = '.';
|
||||||
|
value [size - 1] = 0;
|
||||||
|
return size - 1;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
p += isize + vsize + 1;
|
||||||
|
}
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int get_id3_tag_item (M_Tag *m_tag, const char *item, char *value, int size)
|
||||||
|
{
|
||||||
|
char lvalue [64];
|
||||||
|
int len;
|
||||||
|
|
||||||
|
lvalue [0] = 0;
|
||||||
|
|
||||||
|
if (!stricmp (item, "title"))
|
||||||
|
tagcpy (lvalue, m_tag->id3_tag.title, sizeof (m_tag->id3_tag.title));
|
||||||
|
else if (!stricmp (item, "artist"))
|
||||||
|
tagcpy (lvalue, m_tag->id3_tag.artist, sizeof (m_tag->id3_tag.artist));
|
||||||
|
else if (!stricmp (item, "album"))
|
||||||
|
tagcpy (lvalue, m_tag->id3_tag.album, sizeof (m_tag->id3_tag.album));
|
||||||
|
else if (!stricmp (item, "year"))
|
||||||
|
tagcpy (lvalue, m_tag->id3_tag.year, sizeof (m_tag->id3_tag.year));
|
||||||
|
else if (!stricmp (item, "comment"))
|
||||||
|
tagcpy (lvalue, m_tag->id3_tag.comment, sizeof (m_tag->id3_tag.comment));
|
||||||
|
else if (!stricmp (item, "track") && m_tag->id3_tag.comment [29] && !m_tag->id3_tag.comment [28])
|
||||||
|
sprintf (lvalue, "%d", m_tag->id3_tag.comment [29]);
|
||||||
|
else
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
len = (int) strlen (lvalue);
|
||||||
|
|
||||||
|
if (!value || !size)
|
||||||
|
return len;
|
||||||
|
|
||||||
|
if (len < size) {
|
||||||
|
strcpy (value, lvalue);
|
||||||
|
return len;
|
||||||
|
}
|
||||||
|
else if (size >= 4) {
|
||||||
|
strncpy (value, lvalue, size - 1);
|
||||||
|
value [size - 4] = value [size - 3] = value [size - 2] = '.';
|
||||||
|
value [size - 1] = 0;
|
||||||
|
return size - 1;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int get_ape_tag_item_indexed (M_Tag *m_tag, int index, char *item, int size, int type)
|
||||||
|
{
|
||||||
|
unsigned char *p = m_tag->ape_tag_data;
|
||||||
|
unsigned char *q = p + m_tag->ape_tag_hdr.length - sizeof (APE_Tag_Hdr);
|
||||||
|
int i;
|
||||||
|
|
||||||
|
for (i = 0; i < m_tag->ape_tag_hdr.item_count && index >= 0 && q - p > 8; ++i) {
|
||||||
|
int vsize, flags, isize;
|
||||||
|
|
||||||
|
vsize = p[0] + (p[1] << 8) + (p[2] << 16) + (p[3] << 24); p += 4;
|
||||||
|
flags = p[0] + (p[1] << 8) + (p[2] << 16) + (p[3] << 24); p += 4;
|
||||||
|
for (isize = 0; p[isize] && p + isize < q; ++isize);
|
||||||
|
|
||||||
|
if (vsize < 0 || vsize > m_tag->ape_tag_hdr.length || p + isize + vsize + 1 > q)
|
||||||
|
break;
|
||||||
|
|
||||||
|
if (isize && vsize && ((flags & 6) >> 1) == type && !index--) {
|
||||||
|
|
||||||
|
if (!item || !size)
|
||||||
|
return isize;
|
||||||
|
|
||||||
|
if (isize < size) {
|
||||||
|
memcpy (item, p, isize);
|
||||||
|
item [isize] = 0;
|
||||||
|
return isize;
|
||||||
|
}
|
||||||
|
else if (size >= 4) {
|
||||||
|
memcpy (item, p, size - 1);
|
||||||
|
item [size - 4] = item [size - 3] = item [size - 2] = '.';
|
||||||
|
item [size - 1] = 0;
|
||||||
|
return size - 1;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
p += isize + vsize + 1;
|
||||||
|
}
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int get_id3_tag_item_indexed (M_Tag *m_tag, int index, char *item, int size)
|
||||||
|
{
|
||||||
|
char lvalue [16];
|
||||||
|
int len;
|
||||||
|
|
||||||
|
lvalue [0] = 0;
|
||||||
|
|
||||||
|
if (tagdata (m_tag->id3_tag.title, sizeof (m_tag->id3_tag.title)) && !index--)
|
||||||
|
strcpy (lvalue, "Title");
|
||||||
|
else if (tagdata (m_tag->id3_tag.artist, sizeof (m_tag->id3_tag.artist)) && !index--)
|
||||||
|
strcpy (lvalue, "Artist");
|
||||||
|
else if (tagdata (m_tag->id3_tag.album, sizeof (m_tag->id3_tag.album)) && !index--)
|
||||||
|
strcpy (lvalue, "Album");
|
||||||
|
else if (tagdata (m_tag->id3_tag.year, sizeof (m_tag->id3_tag.year)) && !index--)
|
||||||
|
strcpy (lvalue, "Year");
|
||||||
|
else if (tagdata (m_tag->id3_tag.comment, sizeof (m_tag->id3_tag.comment)) && !index--)
|
||||||
|
strcpy (lvalue, "Comment");
|
||||||
|
else if (m_tag->id3_tag.comment [29] && !m_tag->id3_tag.comment [28] && !index--)
|
||||||
|
strcpy (lvalue, "Track");
|
||||||
|
else
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
len = (int) strlen (lvalue);
|
||||||
|
|
||||||
|
if (!item || !size)
|
||||||
|
return len;
|
||||||
|
|
||||||
|
if (len < size) {
|
||||||
|
strcpy (item, lvalue);
|
||||||
|
return len;
|
||||||
|
}
|
||||||
|
else if (size >= 4) {
|
||||||
|
strncpy (item, lvalue, size - 1);
|
||||||
|
item [size - 4] = item [size - 3] = item [size - 2] = '.';
|
||||||
|
item [size - 1] = 0;
|
||||||
|
return size - 1;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int append_ape_tag_item (WavpackContext *wpc, const char *item, const char *value, int vsize, int type)
|
||||||
|
{
|
||||||
|
M_Tag *m_tag = &wpc->m_tag;
|
||||||
|
int isize = (int) strlen (item);
|
||||||
|
|
||||||
|
if (!m_tag->ape_tag_hdr.ID [0]) {
|
||||||
|
strncpy (m_tag->ape_tag_hdr.ID, "APETAGEX", sizeof (m_tag->ape_tag_hdr.ID));
|
||||||
|
m_tag->ape_tag_hdr.version = 2000;
|
||||||
|
m_tag->ape_tag_hdr.length = sizeof (m_tag->ape_tag_hdr);
|
||||||
|
m_tag->ape_tag_hdr.item_count = 0;
|
||||||
|
m_tag->ape_tag_hdr.flags = APE_TAG_CONTAINS_HEADER; // we will include header on tags we originate
|
||||||
|
}
|
||||||
|
|
||||||
|
if (m_tag->ape_tag_hdr.ID [0] == 'A') {
|
||||||
|
int new_item_len = vsize + isize + 9, flags = type << 1;
|
||||||
|
unsigned char *p;
|
||||||
|
|
||||||
|
if (m_tag->ape_tag_hdr.length + new_item_len > APE_TAG_MAX_LENGTH) {
|
||||||
|
strcpy (wpc->error_message, "APEv2 tag exceeds maximum allowed length!");
|
||||||
|
return FALSE;
|
||||||
|
}
|
||||||
|
|
||||||
|
m_tag->ape_tag_hdr.item_count++;
|
||||||
|
m_tag->ape_tag_hdr.length += new_item_len;
|
||||||
|
p = m_tag->ape_tag_data = realloc (m_tag->ape_tag_data, m_tag->ape_tag_hdr.length);
|
||||||
|
p += m_tag->ape_tag_hdr.length - sizeof (APE_Tag_Hdr) - new_item_len;
|
||||||
|
|
||||||
|
*p++ = (unsigned char) vsize;
|
||||||
|
*p++ = (unsigned char) (vsize >> 8);
|
||||||
|
*p++ = (unsigned char) (vsize >> 16);
|
||||||
|
*p++ = (unsigned char) (vsize >> 24);
|
||||||
|
|
||||||
|
*p++ = (unsigned char) flags;
|
||||||
|
*p++ = (unsigned char) (flags >> 8);
|
||||||
|
*p++ = (unsigned char) (flags >> 16);
|
||||||
|
*p++ = (unsigned char) (flags >> 24);
|
||||||
|
|
||||||
|
strcpy ((char *) p, item);
|
||||||
|
p += isize + 1;
|
||||||
|
memcpy (p, value, vsize);
|
||||||
|
|
||||||
|
return TRUE;
|
||||||
|
}
|
||||||
|
else
|
||||||
|
return FALSE;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int write_tag_blockout (WavpackContext *wpc)
|
||||||
|
{
|
||||||
|
M_Tag *m_tag = &wpc->m_tag;
|
||||||
|
int result = TRUE;
|
||||||
|
|
||||||
|
if (m_tag->ape_tag_hdr.ID [0] == 'A' && m_tag->ape_tag_hdr.item_count) {
|
||||||
|
|
||||||
|
// only write header if it's specified in the flags
|
||||||
|
|
||||||
|
if (m_tag->ape_tag_hdr.flags & APE_TAG_CONTAINS_HEADER) {
|
||||||
|
m_tag->ape_tag_hdr.flags |= APE_TAG_THIS_IS_HEADER;
|
||||||
|
native_to_little_endian (&m_tag->ape_tag_hdr, APE_Tag_Hdr_Format);
|
||||||
|
result = wpc->blockout (wpc->wv_out, &m_tag->ape_tag_hdr, sizeof (m_tag->ape_tag_hdr));
|
||||||
|
little_endian_to_native (&m_tag->ape_tag_hdr, APE_Tag_Hdr_Format);
|
||||||
|
}
|
||||||
|
|
||||||
|
if (m_tag->ape_tag_hdr.length > sizeof (m_tag->ape_tag_hdr))
|
||||||
|
result = wpc->blockout (wpc->wv_out, m_tag->ape_tag_data, m_tag->ape_tag_hdr.length - sizeof (m_tag->ape_tag_hdr));
|
||||||
|
|
||||||
|
m_tag->ape_tag_hdr.flags &= ~APE_TAG_THIS_IS_HEADER; // this is NOT header
|
||||||
|
native_to_little_endian (&m_tag->ape_tag_hdr, APE_Tag_Hdr_Format);
|
||||||
|
result = wpc->blockout (wpc->wv_out, &m_tag->ape_tag_hdr, sizeof (m_tag->ape_tag_hdr));
|
||||||
|
little_endian_to_native (&m_tag->ape_tag_hdr, APE_Tag_Hdr_Format);
|
||||||
|
}
|
||||||
|
|
||||||
|
if (!result)
|
||||||
|
strcpy (wpc->error_message, "can't write WavPack data, disk probably full!");
|
||||||
|
|
||||||
|
return result;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int write_tag_reader (WavpackContext *wpc)
|
||||||
|
{
|
||||||
|
M_Tag *m_tag = &wpc->m_tag;
|
||||||
|
int32_t tag_size = 0;
|
||||||
|
int result = TRUE;
|
||||||
|
|
||||||
|
if (m_tag->ape_tag_hdr.ID [0] == 'A' && m_tag->ape_tag_hdr.item_count &&
|
||||||
|
m_tag->ape_tag_hdr.length > sizeof (m_tag->ape_tag_hdr))
|
||||||
|
tag_size = m_tag->ape_tag_hdr.length;
|
||||||
|
|
||||||
|
// only write header if it's specified in the flags
|
||||||
|
|
||||||
|
if (m_tag->ape_tag_hdr.flags & APE_TAG_CONTAINS_HEADER)
|
||||||
|
tag_size += sizeof (m_tag->ape_tag_hdr);
|
||||||
|
|
||||||
|
result = (wpc->open_flags & OPEN_EDIT_TAGS) && wpc->reader->can_seek (wpc->wv_in) &&
|
||||||
|
!wpc->reader->set_pos_rel (wpc->wv_in, m_tag->tag_file_pos, SEEK_END);
|
||||||
|
|
||||||
|
if (result && tag_size < -m_tag->tag_file_pos) {
|
||||||
|
int nullcnt = -m_tag->tag_file_pos - tag_size;
|
||||||
|
char zero [1] = { 0 };
|
||||||
|
|
||||||
|
while (nullcnt--)
|
||||||
|
wpc->reader->write_bytes (wpc->wv_in, &zero, 1);
|
||||||
|
}
|
||||||
|
|
||||||
|
if (result && tag_size) {
|
||||||
|
if (m_tag->ape_tag_hdr.flags & APE_TAG_CONTAINS_HEADER) {
|
||||||
|
m_tag->ape_tag_hdr.flags |= APE_TAG_THIS_IS_HEADER;
|
||||||
|
native_to_little_endian (&m_tag->ape_tag_hdr, APE_Tag_Hdr_Format);
|
||||||
|
result = (wpc->reader->write_bytes (wpc->wv_in, &m_tag->ape_tag_hdr, sizeof (m_tag->ape_tag_hdr)) == sizeof (m_tag->ape_tag_hdr));
|
||||||
|
little_endian_to_native (&m_tag->ape_tag_hdr, APE_Tag_Hdr_Format);
|
||||||
|
}
|
||||||
|
|
||||||
|
result = (wpc->reader->write_bytes (wpc->wv_in, m_tag->ape_tag_data, m_tag->ape_tag_hdr.length - sizeof (m_tag->ape_tag_hdr)) == sizeof (m_tag->ape_tag_hdr));
|
||||||
|
m_tag->ape_tag_hdr.flags &= ~APE_TAG_THIS_IS_HEADER; // this is NOT header
|
||||||
|
native_to_little_endian (&m_tag->ape_tag_hdr, APE_Tag_Hdr_Format);
|
||||||
|
result = (wpc->reader->write_bytes (wpc->wv_in, &m_tag->ape_tag_hdr, sizeof (m_tag->ape_tag_hdr)) == sizeof (m_tag->ape_tag_hdr));
|
||||||
|
little_endian_to_native (&m_tag->ape_tag_hdr, APE_Tag_Hdr_Format);
|
||||||
|
}
|
||||||
|
|
||||||
|
if (!result)
|
||||||
|
strcpy (wpc->error_message, "can't write WavPack data, disk probably full!");
|
||||||
|
|
||||||
|
return result;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Copy the specified ID3v1 tag value (with specified field size) from the
|
||||||
|
// source pointer to the destination, eliminating leading spaces and trailing
|
||||||
|
// spaces and nulls.
|
||||||
|
|
||||||
|
static void tagcpy (char *dest, char *src, int tag_size)
|
||||||
|
{
|
||||||
|
char *s1 = src, *s2 = src + tag_size - 1;
|
||||||
|
|
||||||
|
if (*s2 && !s2 [-1])
|
||||||
|
s2--;
|
||||||
|
|
||||||
|
while (s1 <= s2)
|
||||||
|
if (*s1 == ' ')
|
||||||
|
++s1;
|
||||||
|
else if (!*s2 || *s2 == ' ')
|
||||||
|
--s2;
|
||||||
|
else
|
||||||
|
break;
|
||||||
|
|
||||||
|
while (*s1 && s1 <= s2)
|
||||||
|
*dest++ = *s1++;
|
||||||
|
|
||||||
|
*dest = 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
static int tagdata (char *src, int tag_size)
|
||||||
|
{
|
||||||
|
char *s1 = src, *s2 = src + tag_size - 1;
|
||||||
|
|
||||||
|
if (*s2 && !s2 [-1])
|
||||||
|
s2--;
|
||||||
|
|
||||||
|
while (s1 <= s2)
|
||||||
|
if (*s1 == ' ')
|
||||||
|
++s1;
|
||||||
|
else if (!*s2 || *s2 == ' ')
|
||||||
|
--s2;
|
||||||
|
else
|
||||||
|
break;
|
||||||
|
|
||||||
|
return (*s1 && s1 <= s2);
|
||||||
|
}
|
||||||
|
|
||||||
|
#endif
|
||||||
|
|
||||||
|
|
@ -0,0 +1,55 @@
|
||||||
|
////////////////////////////////////////////////////////////////////////////
|
||||||
|
// **** WAVPACK **** //
|
||||||
|
// Hybrid Lossless Wavefile Compressor //
|
||||||
|
// Copyright (c) 1998 - 2006 Conifer Software. //
|
||||||
|
// All Rights Reserved. //
|
||||||
|
// Distributed under the BSD Software License (see license.txt) //
|
||||||
|
////////////////////////////////////////////////////////////////////////////
|
||||||
|
|
||||||
|
// utils.h
|
||||||
|
|
||||||
|
#ifndef UTILS_H
|
||||||
|
#define UTILS_H
|
||||||
|
|
||||||
|
#ifndef PATH_MAX
|
||||||
|
#ifdef MAX_PATH
|
||||||
|
#define PATH_MAX MAX_PATH
|
||||||
|
#elif defined (MAXPATHLEN)
|
||||||
|
#define PATH_MAX MAXPATHLEN
|
||||||
|
#else
|
||||||
|
#define PATH_MAX 1024
|
||||||
|
#endif
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#if defined(WIN32)
|
||||||
|
#undef VERSION_OS
|
||||||
|
#define VERSION_OS "Win32"
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#define FALSE 0
|
||||||
|
#define TRUE 1
|
||||||
|
|
||||||
|
#define CLEAR(destin) memset (&destin, 0, sizeof (destin));
|
||||||
|
|
||||||
|
int copy_timestamp (const char *src_filename, const char *dst_filename);
|
||||||
|
char *filespec_ext (char *filespec), *filespec_path (char *filespec);
|
||||||
|
char *filespec_name (char *filespec), *filespec_wild (char *filespec);
|
||||||
|
void error_line (char *error, ...);
|
||||||
|
void setup_break (void), finish_line (void);
|
||||||
|
int check_break (void);
|
||||||
|
char yna (void);
|
||||||
|
|
||||||
|
int DoReadFile (FILE *hFile, void *lpBuffer, uint32_t nNumberOfBytesToRead, uint32_t *lpNumberOfBytesRead);
|
||||||
|
int DoWriteFile (FILE *hFile, void *lpBuffer, uint32_t nNumberOfBytesToWrite, uint32_t *lpNumberOfBytesWritten);
|
||||||
|
int64_t DoGetFileSize (FILE *hFile);
|
||||||
|
uint32_t DoGetFilePosition (FILE *hFile);
|
||||||
|
int DoSetFilePositionAbsolute (FILE *hFile, uint32_t pos);
|
||||||
|
int DoSetFilePositionRelative (FILE *hFile, int32_t pos, int mode);
|
||||||
|
int DoUngetc (int c, FILE *hFile);
|
||||||
|
int DoCloseHandle (FILE *hFile);
|
||||||
|
int DoTruncateFile (FILE *hFile);
|
||||||
|
int DoDeleteFile (char *filename);
|
||||||
|
|
||||||
|
#define FN_FIT(fn) ((strlen (fn) > 30) ? filespec_name (fn) : fn)
|
||||||
|
|
||||||
|
#endif
|
||||||
|
|
@ -0,0 +1,794 @@
|
||||||
|
////////////////////////////////////////////////////////////////////////////
|
||||||
|
// **** WAVPACK **** //
|
||||||
|
// Hybrid Lossless Wavefile Compressor //
|
||||||
|
// Copyright (c) 1998 - 2006 Conifer Software. //
|
||||||
|
// All Rights Reserved. //
|
||||||
|
// Distributed under the BSD Software License (see license.txt) //
|
||||||
|
////////////////////////////////////////////////////////////////////////////
|
||||||
|
|
||||||
|
// wavpack_local.h
|
||||||
|
|
||||||
|
#ifndef WAVPACK_LOCAL_H
|
||||||
|
#define WAVPACK_LOCAL_H
|
||||||
|
|
||||||
|
#if defined(WIN32)
|
||||||
|
#define FASTCALL __fastcall
|
||||||
|
#else
|
||||||
|
#define FASTCALL
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#if defined(WIN32) || \
|
||||||
|
(defined(BYTE_ORDER) && defined(LITTLE_ENDIAN) && (BYTE_ORDER == LITTLE_ENDIAN))
|
||||||
|
#define BITSTREAM_SHORTS // use "shorts" for reading/writing bitstreams
|
||||||
|
// (only works on little-endian machines)
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#include <sys/types.h>
|
||||||
|
|
||||||
|
// This header file contains all the definitions required by WavPack.
|
||||||
|
|
||||||
|
#if defined(_WIN32) && !defined(__MINGW32__)
|
||||||
|
#include <stdlib.h>
|
||||||
|
typedef unsigned __int64 uint64_t;
|
||||||
|
typedef unsigned __int32 uint32_t;
|
||||||
|
typedef unsigned __int16 uint16_t;
|
||||||
|
typedef unsigned __int8 uint8_t;
|
||||||
|
typedef __int64 int64_t;
|
||||||
|
typedef __int32 int32_t;
|
||||||
|
typedef __int16 int16_t;
|
||||||
|
typedef __int8 int8_t;
|
||||||
|
typedef float float32_t;
|
||||||
|
#else
|
||||||
|
#include <inttypes.h>
|
||||||
|
#endif
|
||||||
|
|
||||||
|
// Because the C99 specification states that "The order of allocation of
|
||||||
|
// bit-fields within a unit (high-order to low-order or low-order to
|
||||||
|
// high-order) is implementation-defined" (6.7.2.1), I decided to change
|
||||||
|
// the representation of floating-point values from a structure of
|
||||||
|
// bit-fields to a 32-bit integer with access macros. Note that the WavPack
|
||||||
|
// library doesn't use any floating-point math to implement compression of
|
||||||
|
// floating-point data (although a little floating-point math is used in
|
||||||
|
// high-level functions unrelated to the codec).
|
||||||
|
|
||||||
|
typedef int32_t f32;
|
||||||
|
|
||||||
|
#define get_mantissa(f) ((f) & 0x7fffff)
|
||||||
|
#define get_exponent(f) (((f) >> 23) & 0xff)
|
||||||
|
#define get_sign(f) (((f) >> 31) & 0x1)
|
||||||
|
|
||||||
|
#define set_mantissa(f,v) (f) ^= (((f) ^ (v)) & 0x7fffff)
|
||||||
|
#define set_exponent(f,v) (f) ^= (((f) ^ ((v) << 23)) & 0x7f800000)
|
||||||
|
#define set_sign(f,v) (f) ^= (((f) ^ ((v) << 31)) & 0x80000000)
|
||||||
|
|
||||||
|
#include <stdio.h>
|
||||||
|
|
||||||
|
#define FALSE 0
|
||||||
|
#define TRUE 1
|
||||||
|
|
||||||
|
// ID3v1 and APEv2 TAG formats (may occur at the end of WavPack files)
|
||||||
|
|
||||||
|
typedef struct {
|
||||||
|
char tag_id [3], title [30], artist [30], album [30];
|
||||||
|
char year [4], comment [30], genre;
|
||||||
|
} ID3_Tag;
|
||||||
|
|
||||||
|
typedef struct {
|
||||||
|
char ID [8];
|
||||||
|
int32_t version, length, item_count, flags;
|
||||||
|
char res [8];
|
||||||
|
} APE_Tag_Hdr;
|
||||||
|
|
||||||
|
#define APE_Tag_Hdr_Format "8LLLL"
|
||||||
|
|
||||||
|
#define APE_TAG_TYPE_TEXT 0x0
|
||||||
|
#define APE_TAG_TYPE_BINARY 0x1
|
||||||
|
#define APE_TAG_THIS_IS_HEADER 0x20000000
|
||||||
|
#define APE_TAG_CONTAINS_HEADER 0x80000000
|
||||||
|
#define APE_TAG_MAX_LENGTH (1024 * 1024)
|
||||||
|
|
||||||
|
typedef struct {
|
||||||
|
int32_t tag_file_pos;
|
||||||
|
ID3_Tag id3_tag;
|
||||||
|
APE_Tag_Hdr ape_tag_hdr;
|
||||||
|
unsigned char *ape_tag_data;
|
||||||
|
} M_Tag;
|
||||||
|
|
||||||
|
// RIFF / wav header formats (these occur at the beginning of both wav files
|
||||||
|
// and pre-4.0 WavPack files that are not in the "raw" mode)
|
||||||
|
|
||||||
|
typedef struct {
|
||||||
|
char ckID [4];
|
||||||
|
uint32_t ckSize;
|
||||||
|
char formType [4];
|
||||||
|
} RiffChunkHeader;
|
||||||
|
|
||||||
|
typedef struct {
|
||||||
|
char ckID [4];
|
||||||
|
uint32_t ckSize;
|
||||||
|
} ChunkHeader;
|
||||||
|
|
||||||
|
#define ChunkHeaderFormat "4L"
|
||||||
|
|
||||||
|
typedef struct {
|
||||||
|
unsigned short FormatTag, NumChannels;
|
||||||
|
uint32_t SampleRate, BytesPerSecond;
|
||||||
|
unsigned short BlockAlign, BitsPerSample;
|
||||||
|
unsigned short cbSize, ValidBitsPerSample;
|
||||||
|
int32_t ChannelMask;
|
||||||
|
unsigned short SubFormat;
|
||||||
|
char GUID [14];
|
||||||
|
} WaveHeader;
|
||||||
|
|
||||||
|
#define WaveHeaderFormat "SSLLSSSSLS"
|
||||||
|
|
||||||
|
////////////////////////////// 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;
|
||||||
|
unsigned char 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
|
||||||
|
#define JOINT_STEREO 0x10 // joint stereo
|
||||||
|
#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 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 MIN_STREAM_VERS 0x402 // lowest stream version we'll decode
|
||||||
|
#define MAX_STREAM_VERS 0x410 // highest stream version we'll decode or encode
|
||||||
|
#define CUR_STREAM_VERS 0x407 // stream version we are [normally] writing now
|
||||||
|
|
||||||
|
|
||||||
|
//////////////////////////// WavPack Metadata /////////////////////////////////
|
||||||
|
|
||||||
|
// This is an internal representation of metadata.
|
||||||
|
|
||||||
|
typedef struct {
|
||||||
|
int32_t byte_length;
|
||||||
|
void *data;
|
||||||
|
unsigned char id;
|
||||||
|
} WavpackMetadata;
|
||||||
|
|
||||||
|
#define ID_UNIQUE 0x3f
|
||||||
|
#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)
|
||||||
|
#define ID_SAMPLE_RATE (ID_OPTIONAL_DATA | 0x7)
|
||||||
|
|
||||||
|
///////////////////////// 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 {
|
||||||
|
float bitrate, shaping_weight;
|
||||||
|
int bits_per_sample, bytes_per_sample;
|
||||||
|
int qmode, flags, xmode, num_channels, float_norm_exp;
|
||||||
|
int32_t block_samples, extra_flags, sample_rate, channel_mask;
|
||||||
|
unsigned char md5_checksum [16], md5_read;
|
||||||
|
int num_tag_strings;
|
||||||
|
char **tag_strings;
|
||||||
|
} WavpackConfig;
|
||||||
|
|
||||||
|
#define CONFIG_BYTES_STORED 3 // 1-4 bytes/sample
|
||||||
|
#define CONFIG_MONO_FLAG 4 // not stereo
|
||||||
|
#define CONFIG_HYBRID_FLAG 8 // hybrid mode
|
||||||
|
#define CONFIG_JOINT_STEREO 0x10 // joint stereo
|
||||||
|
#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
|
||||||
|
#define CONFIG_BITRATE_KBPS 0x2000 // bitrate is kbps, not bits / sample
|
||||||
|
#define CONFIG_AUTO_SHAPING 0x4000 // automatic noise shaping
|
||||||
|
#define CONFIG_SHAPE_OVERRIDE 0x8000 // shaping mode specified
|
||||||
|
#define CONFIG_JOINT_OVERRIDE 0x10000 // joint-stereo mode specified
|
||||||
|
#define CONFIG_DYNAMIC_SHAPING 0x20000 // dynamic noise shaping
|
||||||
|
#define CONFIG_CREATE_EXE 0x40000 // create executable
|
||||||
|
#define CONFIG_CREATE_WVC 0x80000 // create correction file
|
||||||
|
#define CONFIG_OPTIMIZE_WVC 0x100000 // maximize bybrid compression
|
||||||
|
#define CONFIG_CALC_NOISE 0x800000 // calc noise in hybrid mode
|
||||||
|
#define CONFIG_LOSSY_MODE 0x1000000 // obsolete (for information)
|
||||||
|
#define CONFIG_EXTRA_MODE 0x2000000 // extra processing mode
|
||||||
|
#define CONFIG_SKIP_WVX 0x4000000 // no wvx stream w/ floats & big ints
|
||||||
|
#define CONFIG_MD5_CHECKSUM 0x8000000 // compute & store MD5 signature
|
||||||
|
#define CONFIG_MERGE_BLOCKS 0x10000000 // merge blocks of equal redundancy (for lossyWAV)
|
||||||
|
#define CONFIG_PAIR_UNDEF_CHANS 0x20000000 // encode undefined channels in stereo pairs
|
||||||
|
#define CONFIG_OPTIMIZE_MONO 0x80000000 // optimize for mono streams posing as stereo
|
||||||
|
|
||||||
|
/*
|
||||||
|
* These config flags were never actually used, or are no longer used, or are
|
||||||
|
* used for something else now. They may be used in the future for what they
|
||||||
|
* say, or for something else. WavPack files in the wild *may* have some of
|
||||||
|
* these bit set in their config flags (with these older meanings), but only
|
||||||
|
* if the stream version is 0x410 or less than 0x407. Of course, this is not
|
||||||
|
* very important because once the file has been encoded, the config bits are
|
||||||
|
* just for information purposes (i.e., they do not affect decoding),
|
||||||
|
*
|
||||||
|
#define CONFIG_ADOBE_MODE 0x100 // "adobe" mode for 32-bit floats
|
||||||
|
#define CONFIG_VERY_FAST_FLAG 0x400 // double fast
|
||||||
|
#define CONFIG_COPY_TIME 0x20000 // copy file-time from source
|
||||||
|
#define CONFIG_QUALITY_MODE 0x200000 // psychoacoustic quality mode
|
||||||
|
#define CONFIG_RAW_FLAG 0x400000 // raw mode (not implemented yet)
|
||||||
|
#define CONFIG_QUIET_MODE 0x10000000 // don't report progress %
|
||||||
|
#define CONFIG_IGNORE_LENGTH 0x20000000 // ignore length in wav header
|
||||||
|
#define CONFIG_NEW_RIFF_HEADER 0x40000000 // generate new RIFF wav header
|
||||||
|
*
|
||||||
|
*/
|
||||||
|
|
||||||
|
#define EXTRA_SCAN_ONLY 1
|
||||||
|
#define EXTRA_STEREO_MODES 2
|
||||||
|
#define EXTRA_TRY_DELTAS 8
|
||||||
|
#define EXTRA_ADJUST_DELTAS 16
|
||||||
|
#define EXTRA_SORT_FIRST 32
|
||||||
|
#define EXTRA_BRANCHES 0x1c0
|
||||||
|
#define EXTRA_SKIP_8TO16 512
|
||||||
|
#define EXTRA_TERMS 0x3c00
|
||||||
|
#define EXTRA_DUMP_TERMS 16384
|
||||||
|
#define EXTRA_SORT_LAST 32768
|
||||||
|
|
||||||
|
//////////////////////////////// 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 struct bs {
|
||||||
|
#ifdef BITSTREAM_SHORTS
|
||||||
|
unsigned short *buf, *end, *ptr;
|
||||||
|
#else
|
||||||
|
unsigned char *buf, *end, *ptr;
|
||||||
|
#endif
|
||||||
|
void (*wrap)(struct bs *bs);
|
||||||
|
int error, bc;
|
||||||
|
uint32_t sr;
|
||||||
|
} Bitstream;
|
||||||
|
|
||||||
|
#define MAX_WRAPPER_BYTES 16777216
|
||||||
|
#define NEW_MAX_STREAMS 4096
|
||||||
|
#define OLD_MAX_STREAMS 8
|
||||||
|
#define MAX_NTERMS 16
|
||||||
|
#define MAX_TERM 8
|
||||||
|
|
||||||
|
struct decorr_pass {
|
||||||
|
int term, delta, weight_A, weight_B;
|
||||||
|
int32_t samples_A [MAX_TERM], samples_B [MAX_TERM];
|
||||||
|
int32_t aweight_A, aweight_B;
|
||||||
|
int32_t sum_A, sum_B;
|
||||||
|
};
|
||||||
|
|
||||||
|
typedef struct {
|
||||||
|
char joint_stereo, delta, terms [MAX_NTERMS+1];
|
||||||
|
} WavpackDecorrSpec;
|
||||||
|
|
||||||
|
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;
|
||||||
|
struct words_data w;
|
||||||
|
|
||||||
|
unsigned char *blockbuff, *blockend;
|
||||||
|
unsigned char *block2buff, *block2end;
|
||||||
|
int32_t *sample_buffer;
|
||||||
|
|
||||||
|
int bits, num_terms, mute_error, joint_stereo, false_stereo, shift;
|
||||||
|
int num_decorrs, num_passes, best_decorr, mask_decorr;
|
||||||
|
uint32_t sample_index, crc, crc_x, crc_wvx;
|
||||||
|
Bitstream wvbits, wvcbits, wvxbits;
|
||||||
|
int init_done, wvc_skip;
|
||||||
|
float delta_decay;
|
||||||
|
|
||||||
|
unsigned char int32_sent_bits, int32_zeros, int32_ones, int32_dups;
|
||||||
|
unsigned char float_flags, float_shift, float_max_exp, float_norm_exp;
|
||||||
|
|
||||||
|
struct {
|
||||||
|
int32_t shaping_acc [2], shaping_delta [2], error [2];
|
||||||
|
double noise_sum, noise_ave, noise_max;
|
||||||
|
short *shaping_data, *shaping_array;
|
||||||
|
int32_t shaping_samples;
|
||||||
|
} dc;
|
||||||
|
|
||||||
|
struct decorr_pass decorr_passes [MAX_NTERMS], analysis_pass;
|
||||||
|
const WavpackDecorrSpec *decorr_specs;
|
||||||
|
} 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 {
|
||||||
|
int32_t (*read_bytes)(void *id, void *data, int32_t bcount);
|
||||||
|
uint32_t (*get_pos)(void *id);
|
||||||
|
int (*set_pos_abs)(void *id, uint32_t pos);
|
||||||
|
int (*set_pos_rel)(void *id, int32_t delta, int mode);
|
||||||
|
int (*push_back_byte)(void *id, int c);
|
||||||
|
uint32_t (*get_length)(void *id);
|
||||||
|
int (*can_seek)(void *id);
|
||||||
|
|
||||||
|
// this callback is for writing edited tags only
|
||||||
|
int32_t (*write_bytes)(void *id, void *data, int32_t bcount);
|
||||||
|
} WavpackStreamReader;
|
||||||
|
|
||||||
|
typedef int (*WavpackBlockOutput)(void *id, void *data, int32_t bcount);
|
||||||
|
|
||||||
|
typedef struct {
|
||||||
|
WavpackConfig config;
|
||||||
|
|
||||||
|
WavpackMetadata *metadata;
|
||||||
|
uint32_t metabytes;
|
||||||
|
int metacount;
|
||||||
|
|
||||||
|
unsigned char *wrapper_data;
|
||||||
|
uint32_t wrapper_bytes;
|
||||||
|
|
||||||
|
WavpackBlockOutput blockout;
|
||||||
|
void *wv_out, *wvc_out;
|
||||||
|
|
||||||
|
WavpackStreamReader *reader;
|
||||||
|
void *wv_in, *wvc_in;
|
||||||
|
|
||||||
|
uint32_t filelen, file2len, filepos, file2pos, total_samples, crc_errors, first_flags;
|
||||||
|
int wvc_flag, open_flags, norm_offset, reduced_channels, lossy_blocks, close_files;
|
||||||
|
uint32_t block_samples, ave_block_samples, block_boundary, max_samples, acc_samples, initial_index, riff_trailer_bytes;
|
||||||
|
int riff_header_added, riff_header_created;
|
||||||
|
M_Tag m_tag;
|
||||||
|
|
||||||
|
int current_stream, num_streams, max_streams, stream_version;
|
||||||
|
WavpackStream **streams;
|
||||||
|
void *stream3;
|
||||||
|
|
||||||
|
char error_message [80];
|
||||||
|
} WavpackContext;
|
||||||
|
|
||||||
|
//////////////////////// function prototypes and macros //////////////////////
|
||||||
|
|
||||||
|
#define CLEAR(destin) memset (&destin, 0, sizeof (destin));
|
||||||
|
|
||||||
|
// These macros implement the weight application and update operations
|
||||||
|
// that are at the heart of the decorrelation loops. Note that there are
|
||||||
|
// sometimes two and even three versions of each macro. Theses should be
|
||||||
|
// equivalent and produce identical results, but some may perform better
|
||||||
|
// or worse on a given architecture.
|
||||||
|
|
||||||
|
#if 1 // PERFCOND - apply decorrelation weight when no 32-bit overflow possible
|
||||||
|
#define apply_weight_i(weight, sample) ((weight * sample + 512) >> 10)
|
||||||
|
#else
|
||||||
|
#define apply_weight_i(weight, sample) ((((weight * sample) >> 8) + 2) >> 2)
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#if 1 // PERFCOND - apply decorrelation weight when 32-bit overflow is possible
|
||||||
|
#define apply_weight_f(weight, sample) (((((sample & 0xffff) * weight) >> 9) + \
|
||||||
|
(((sample & ~0xffff) >> 9) * weight) + 1) >> 1)
|
||||||
|
#else
|
||||||
|
#define apply_weight_f(weight, sample) ((int32_t)floor(((double) weight * sample + 512.0) / 1024.0))
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#if 1 // PERFCOND - universal version that checks input magnitude (or simply uses 64-bit ints)
|
||||||
|
#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 1 // 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_d2(weight, delta, source, result) \
|
||||||
|
if (source && result) weight -= (((source ^ result) >> 29) & 4) - 2;
|
||||||
|
|
||||||
|
#define update_weight_clip(weight, delta, source, result) \
|
||||||
|
if (source && result) { \
|
||||||
|
const int32_t s = (source ^ result) >> 31; \
|
||||||
|
if ((weight = (weight ^ s) + (delta - s)) > 1024) weight = 1024; \
|
||||||
|
weight = (weight ^ s) - s; \
|
||||||
|
}
|
||||||
|
|
||||||
|
#define update_weight_clip_d2(weight, delta, source, result) \
|
||||||
|
if (source && result) { \
|
||||||
|
const int32_t s = (source ^ result) >> 31; \
|
||||||
|
if ((weight = (weight ^ s) + (2 - s)) > 1024) weight = 1024; \
|
||||||
|
weight = (weight ^ s) - s; \
|
||||||
|
}
|
||||||
|
|
||||||
|
// bits.c
|
||||||
|
|
||||||
|
void bs_open_read (Bitstream *bs, void *buffer_start, void *buffer_end);
|
||||||
|
void bs_open_write (Bitstream *bs, void *buffer_start, void *buffer_end);
|
||||||
|
uint32_t bs_close_read (Bitstream *bs);
|
||||||
|
uint32_t bs_close_write (Bitstream *bs);
|
||||||
|
|
||||||
|
int DoReadFile (FILE *hFile, void *lpBuffer, uint32_t nNumberOfBytesToRead, uint32_t *lpNumberOfBytesRead);
|
||||||
|
int DoWriteFile (FILE *hFile, void *lpBuffer, uint32_t nNumberOfBytesToWrite, uint32_t *lpNumberOfBytesWritten);
|
||||||
|
uint32_t DoGetFileSize (FILE *hFile), DoGetFilePosition (FILE *hFile);
|
||||||
|
int DoSetFilePositionRelative (FILE *hFile, int32_t pos, int mode);
|
||||||
|
int DoSetFilePositionAbsolute (FILE *hFile, uint32_t pos);
|
||||||
|
int DoUngetc (int c, FILE *hFile), DoDeleteFile (char *filename);
|
||||||
|
int DoCloseHandle (FILE *hFile), DoTruncateFile (FILE *hFile);
|
||||||
|
|
||||||
|
#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 = sizeof (*((bs)->ptr)) * 8 - 1, ((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 += sizeof (*((bs)->ptr)) * 8; \
|
||||||
|
} \
|
||||||
|
*(value) = (bs)->sr; \
|
||||||
|
if ((bs)->bc > 32) { \
|
||||||
|
(bs)->bc -= (nbits); \
|
||||||
|
(bs)->sr = *((bs)->ptr) >> (sizeof (*((bs)->ptr)) * 8 - (bs)->bc); \
|
||||||
|
} \
|
||||||
|
else { \
|
||||||
|
(bs)->bc -= (nbits); \
|
||||||
|
(bs)->sr >>= (nbits); \
|
||||||
|
} \
|
||||||
|
}
|
||||||
|
|
||||||
|
#define putbit(bit, bs) { if (bit) (bs)->sr |= (1 << (bs)->bc); \
|
||||||
|
if (++((bs)->bc) == sizeof (*((bs)->ptr)) * 8) { \
|
||||||
|
*((bs)->ptr) = (bs)->sr; \
|
||||||
|
(bs)->sr = (bs)->bc = 0; \
|
||||||
|
if (++((bs)->ptr) == (bs)->end) (bs)->wrap (bs); \
|
||||||
|
}}
|
||||||
|
|
||||||
|
#define putbit_0(bs) { \
|
||||||
|
if (++((bs)->bc) == sizeof (*((bs)->ptr)) * 8) { \
|
||||||
|
*((bs)->ptr) = (bs)->sr; \
|
||||||
|
(bs)->sr = (bs)->bc = 0; \
|
||||||
|
if (++((bs)->ptr) == (bs)->end) (bs)->wrap (bs); \
|
||||||
|
}}
|
||||||
|
|
||||||
|
#define putbit_1(bs) { (bs)->sr |= (1 << (bs)->bc); \
|
||||||
|
if (++((bs)->bc) == sizeof (*((bs)->ptr)) * 8) { \
|
||||||
|
*((bs)->ptr) = (bs)->sr; \
|
||||||
|
(bs)->sr = (bs)->bc = 0; \
|
||||||
|
if (++((bs)->ptr) == (bs)->end) (bs)->wrap (bs); \
|
||||||
|
}}
|
||||||
|
|
||||||
|
#define putbits(value, nbits, bs) { \
|
||||||
|
(bs)->sr |= (int32_t)(value) << (bs)->bc; \
|
||||||
|
if (((bs)->bc += (nbits)) >= sizeof (*((bs)->ptr)) * 8) \
|
||||||
|
do { \
|
||||||
|
*((bs)->ptr) = (bs)->sr; \
|
||||||
|
(bs)->sr >>= sizeof (*((bs)->ptr)) * 8; \
|
||||||
|
if (((bs)->bc -= sizeof (*((bs)->ptr)) * 8) > 32 - sizeof (*((bs)->ptr)) * 8) \
|
||||||
|
(bs)->sr |= ((value) >> ((nbits) - (bs)->bc)); \
|
||||||
|
if (++((bs)->ptr) == (bs)->end) (bs)->wrap (bs); \
|
||||||
|
} while ((bs)->bc >= sizeof (*((bs)->ptr)) * 8); \
|
||||||
|
}
|
||||||
|
|
||||||
|
void little_endian_to_native (void *data, char *format);
|
||||||
|
void native_to_little_endian (void *data, char *format);
|
||||||
|
|
||||||
|
// pack.c
|
||||||
|
|
||||||
|
void pack_init (WavpackContext *wpc);
|
||||||
|
int pack_block (WavpackContext *wpc, int32_t *buffer);
|
||||||
|
double WavpackGetEncodedNoise (WavpackContext *wpc, double *peak);
|
||||||
|
|
||||||
|
// unpack.c
|
||||||
|
|
||||||
|
int unpack_init (WavpackContext *wpc);
|
||||||
|
int init_wv_bitstream (WavpackStream *wps, WavpackMetadata *wpmd);
|
||||||
|
int init_wvc_bitstream (WavpackStream *wps, WavpackMetadata *wpmd);
|
||||||
|
int init_wvx_bitstream (WavpackStream *wps, 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_shaping_info (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);
|
||||||
|
int read_sample_rate (WavpackContext *wpc, WavpackMetadata *wpmd);
|
||||||
|
int read_wrapper_data (WavpackContext *wpc, WavpackMetadata *wpmd);
|
||||||
|
int32_t unpack_samples (WavpackContext *wpc, int32_t *buffer, uint32_t sample_count);
|
||||||
|
int check_crc_error (WavpackContext *wpc);
|
||||||
|
|
||||||
|
// unpack3.c
|
||||||
|
|
||||||
|
WavpackContext *open_file3 (WavpackContext *wpc, char *error);
|
||||||
|
int32_t unpack_samples3 (WavpackContext *wpc, int32_t *buffer, uint32_t sample_count);
|
||||||
|
int seek_sample3 (WavpackContext *wpc, uint32_t desired_index);
|
||||||
|
uint32_t get_sample_index3 (WavpackContext *wpc);
|
||||||
|
void free_stream3 (WavpackContext *wpc);
|
||||||
|
int get_version3 (WavpackContext *wpc);
|
||||||
|
|
||||||
|
// metadata.c stuff
|
||||||
|
|
||||||
|
int read_metadata_buff (WavpackMetadata *wpmd, unsigned char *blockbuff, unsigned char **buffptr);
|
||||||
|
int write_metadata_block (WavpackContext *wpc);
|
||||||
|
int copy_metadata (WavpackMetadata *wpmd, unsigned char *buffer_start, unsigned char *buffer_end);
|
||||||
|
int add_to_metadata (WavpackContext *wpc, void *data, uint32_t bcount, unsigned char id);
|
||||||
|
int process_metadata (WavpackContext *wpc, WavpackMetadata *wpmd);
|
||||||
|
void free_metadata (WavpackMetadata *wpmd);
|
||||||
|
|
||||||
|
// words.c stuff
|
||||||
|
|
||||||
|
void init_words (WavpackStream *wps);
|
||||||
|
void word_set_bitrate (WavpackStream *wps);
|
||||||
|
void write_entropy_vars (WavpackStream *wps, WavpackMetadata *wpmd);
|
||||||
|
void write_hybrid_profile (WavpackStream *wps, WavpackMetadata *wpmd);
|
||||||
|
int read_entropy_vars (WavpackStream *wps, WavpackMetadata *wpmd);
|
||||||
|
int read_hybrid_profile (WavpackStream *wps, WavpackMetadata *wpmd);
|
||||||
|
int32_t FASTCALL send_word (WavpackStream *wps, int32_t value, int chan);
|
||||||
|
void send_words_lossless (WavpackStream *wps, int32_t *buffer, int32_t nsamples);
|
||||||
|
int32_t FASTCALL get_word (WavpackStream *wps, int chan, int32_t *correction);
|
||||||
|
int32_t get_words_lossless (WavpackStream *wps, int32_t *buffer, int32_t nsamples);
|
||||||
|
void flush_word (WavpackStream *wps);
|
||||||
|
int32_t nosend_word (WavpackStream *wps, int32_t value, int chan);
|
||||||
|
void scan_word (WavpackStream *wps, int32_t *samples, uint32_t num_samples, int dir);
|
||||||
|
|
||||||
|
int log2s (int32_t value);
|
||||||
|
int32_t exp2s (int log);
|
||||||
|
uint32_t log2buffer (int32_t *samples, uint32_t num_samples, int limit);
|
||||||
|
|
||||||
|
signed char store_weight (int weight);
|
||||||
|
int restore_weight (signed char weight);
|
||||||
|
|
||||||
|
#define WORD_EOF ((int32_t)(1L << 31))
|
||||||
|
|
||||||
|
// float.c
|
||||||
|
|
||||||
|
void write_float_info (WavpackStream *wps, WavpackMetadata *wpmd);
|
||||||
|
int scan_float_data (WavpackStream *wps, f32 *values, int32_t num_values);
|
||||||
|
void send_float_data (WavpackStream *wps, f32 *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);
|
||||||
|
void WavpackFloatNormalize (int32_t *values, int32_t num_values, int delta_exp);
|
||||||
|
|
||||||
|
// extra?.c
|
||||||
|
|
||||||
|
// void analyze_stereo (WavpackContext *wpc, int32_t *samples);
|
||||||
|
// void analyze_mono (WavpackContext *wpc, int32_t *samples);
|
||||||
|
void execute_stereo (WavpackContext *wpc, int32_t *samples, int no_history, int do_samples);
|
||||||
|
void execute_mono (WavpackContext *wpc, int32_t *samples, int no_history, int do_samples);
|
||||||
|
|
||||||
|
// wputils.c
|
||||||
|
|
||||||
|
WavpackContext *WavpackOpenFileInputEx (WavpackStreamReader *reader, void *wv_id, void *wvc_id, char *error, int flags, int norm_offset);
|
||||||
|
WavpackContext *WavpackOpenFileInput (const char *infilename, char *error, int flags, int norm_offset);
|
||||||
|
|
||||||
|
#define OPEN_WVC 0x1 // open/read "correction" file
|
||||||
|
#define OPEN_TAGS 0x2 // read ID3v1 / APEv2 tags (seekable file)
|
||||||
|
#define OPEN_WRAPPER 0x4 // make audio wrapper available (i.e. RIFF)
|
||||||
|
#define OPEN_2CH_MAX 0x8 // open multichannel as stereo (no downmix)
|
||||||
|
#define OPEN_NORMALIZE 0x10 // normalize floating point data to +/- 1.0
|
||||||
|
#define OPEN_STREAMING 0x20 // "streaming" mode blindly unpacks blocks
|
||||||
|
// w/o regard to header file position info
|
||||||
|
#define OPEN_EDIT_TAGS 0x40 // allow editing of tags
|
||||||
|
|
||||||
|
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
|
||||||
|
#define MODE_EXTRA 0x80 // extra mode used, see MODE_XMODE for possible level
|
||||||
|
#define MODE_APETAG 0x100
|
||||||
|
#define MODE_SFX 0x200
|
||||||
|
#define MODE_VERY_HIGH 0x400
|
||||||
|
#define MODE_MD5 0x800
|
||||||
|
#define MODE_XMODE 0x7000 // mask for extra level (1-6, 0=unknown)
|
||||||
|
#define MODE_DNS 0x8000
|
||||||
|
|
||||||
|
char *WavpackGetErrorMessage (WavpackContext *wpc);
|
||||||
|
int WavpackGetVersion (WavpackContext *wpc);
|
||||||
|
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);
|
||||||
|
int WavpackSeekSample (WavpackContext *wpc, uint32_t sample);
|
||||||
|
WavpackContext *WavpackCloseFile (WavpackContext *wpc);
|
||||||
|
uint32_t WavpackGetSampleRate (WavpackContext *wpc);
|
||||||
|
int WavpackGetBitsPerSample (WavpackContext *wpc);
|
||||||
|
int WavpackGetBytesPerSample (WavpackContext *wpc);
|
||||||
|
int WavpackGetNumChannels (WavpackContext *wpc);
|
||||||
|
int WavpackGetChannelMask (WavpackContext *wpc);
|
||||||
|
int WavpackGetReducedChannels (WavpackContext *wpc);
|
||||||
|
int WavpackGetFloatNormExp (WavpackContext *wpc);
|
||||||
|
int WavpackGetMD5Sum (WavpackContext *wpc, unsigned char data [16]);
|
||||||
|
uint32_t WavpackGetWrapperBytes (WavpackContext *wpc);
|
||||||
|
unsigned char *WavpackGetWrapperData (WavpackContext *wpc);
|
||||||
|
void WavpackFreeWrapper (WavpackContext *wpc);
|
||||||
|
void WavpackSeekTrailingWrapper (WavpackContext *wpc);
|
||||||
|
double WavpackGetProgress (WavpackContext *wpc);
|
||||||
|
uint32_t WavpackGetFileSize (WavpackContext *wpc);
|
||||||
|
double WavpackGetRatio (WavpackContext *wpc);
|
||||||
|
double WavpackGetAverageBitrate (WavpackContext *wpc, int count_wvc);
|
||||||
|
double WavpackGetInstantBitrate (WavpackContext *wpc);
|
||||||
|
|
||||||
|
WavpackContext *WavpackOpenFileOutput (WavpackBlockOutput blockout, void *wv_id, void *wvc_id);
|
||||||
|
int WavpackSetConfiguration (WavpackContext *wpc, WavpackConfig *config, uint32_t total_samples);
|
||||||
|
int WavpackAddWrapper (WavpackContext *wpc, void *data, uint32_t bcount);
|
||||||
|
int WavpackStoreMD5Sum (WavpackContext *wpc, unsigned char data [16]);
|
||||||
|
int WavpackPackInit (WavpackContext *wpc);
|
||||||
|
int WavpackPackSamples (WavpackContext *wpc, int32_t *sample_buffer, uint32_t sample_count);
|
||||||
|
int WavpackFlushSamples (WavpackContext *wpc);
|
||||||
|
void WavpackUpdateNumSamples (WavpackContext *wpc, void *first_block);
|
||||||
|
void *WavpackGetWrapperLocation (void *first_block, uint32_t *size);
|
||||||
|
|
||||||
|
void WavpackLittleEndianToNative (void *data, char *format);
|
||||||
|
void WavpackNativeToLittleEndian (void *data, char *format);
|
||||||
|
|
||||||
|
uint32_t WavpackGetLibraryVersion (void);
|
||||||
|
const char *WavpackGetLibraryVersionString (void);
|
||||||
|
|
||||||
|
// tags.c
|
||||||
|
|
||||||
|
int WavpackGetNumTagItems (WavpackContext *wpc);
|
||||||
|
int WavpackGetTagItem (WavpackContext *wpc, const char *item, char *value, int size);
|
||||||
|
int WavpackGetTagItemIndexed (WavpackContext *wpc, int index, char *item, int size);
|
||||||
|
int WavpackGetNumBinaryTagItems (WavpackContext *wpc);
|
||||||
|
int WavpackGetBinaryTagItem (WavpackContext *wpc, const char *item, char *value, int size);
|
||||||
|
int WavpackGetBinaryTagItemIndexed (WavpackContext *wpc, int index, char *item, int size);
|
||||||
|
int WavpackAppendTagItem (WavpackContext *wpc, const char *item, const char *value, int vsize);
|
||||||
|
int WavpackAppendBinaryTagItem (WavpackContext *wpc, const char *item, const char *value, int vsize);
|
||||||
|
int WavpackDeleteTagItem (WavpackContext *wpc, const char *item);
|
||||||
|
int WavpackWriteTag (WavpackContext *wpc);
|
||||||
|
int load_tag (WavpackContext *wpc);
|
||||||
|
void free_tag (M_Tag *m_tag);
|
||||||
|
int valid_tag (M_Tag *m_tag);
|
||||||
|
|
||||||
|
///////////////////////////// SIMD helper macros /////////////////////////////
|
||||||
|
|
||||||
|
#ifdef OPT_MMX
|
||||||
|
|
||||||
|
#if defined (__GNUC__) && !defined (__INTEL_COMPILER)
|
||||||
|
//directly map to gcc's native builtins for faster code
|
||||||
|
|
||||||
|
#if __GNUC__ < 4
|
||||||
|
typedef int __di __attribute__ ((__mode__ (__DI__)));
|
||||||
|
typedef int __m64 __attribute__ ((__mode__ (__V2SI__)));
|
||||||
|
typedef int __v4hi __attribute__ ((__mode__ (__V4HI__)));
|
||||||
|
#define _m_paddsw(m1, m2) (__m64) __builtin_ia32_paddsw ((__v4hi) m1, (__v4hi) m2)
|
||||||
|
#define _m_pand(m1, m2) (__m64) __builtin_ia32_pand ((__di) m1, (__di) m2)
|
||||||
|
#define _m_pandn(m1, m2) (__m64) __builtin_ia32_pandn ((__di) m1, (__di) m2)
|
||||||
|
#define _m_pmaddwd(m1, m2) __builtin_ia32_pmaddwd ((__v4hi) m1, (__v4hi) m2)
|
||||||
|
#define _m_por(m1, m2) (__m64) __builtin_ia32_por ((__di) m1, (__di) m2)
|
||||||
|
#define _m_pxor(m1, m2) (__m64) __builtin_ia32_pxor ((__di) m1, (__di) m2)
|
||||||
|
#else
|
||||||
|
typedef int __m64 __attribute__ ((__vector_size__ (8)));
|
||||||
|
typedef short __m64_16 __attribute__ ((__vector_size__ (8)));
|
||||||
|
#define _m_paddsw(m1, m2) (__m64) __builtin_ia32_paddsw ((__m64_16) m1, (__m64_16) m2)
|
||||||
|
#define _m_pand(m1, m2) __builtin_ia32_pand (m1, m2)
|
||||||
|
#define _m_pandn(m1, m2) __builtin_ia32_pandn (m1, m2)
|
||||||
|
#define _m_pmaddwd(m1, m2) __builtin_ia32_pmaddwd ((__m64_16) m1, (__m64_16) m2)
|
||||||
|
#define _m_por(m1, m2) __builtin_ia32_por (m1, m2)
|
||||||
|
#define _m_pxor(m1, m2) __builtin_ia32_pxor (m1, m2)
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#define _m_paddd(m1, m2) __builtin_ia32_paddd (m1, m2)
|
||||||
|
#define _m_pcmpeqd(m1, m2) __builtin_ia32_pcmpeqd (m1, m2)
|
||||||
|
|
||||||
|
#if (__GNUC__ == 4 && __GNUC_MINOR__ >= 4) || __GNUC__ > 4
|
||||||
|
# define _m_pslldi(m1, m2) __builtin_ia32_pslldi ((__m64)m1, m2)
|
||||||
|
# define _m_psradi(m1, m2) __builtin_ia32_psradi ((__m64)m1, m2)
|
||||||
|
# define _m_psrldi(m1, m2) __builtin_ia32_psrldi ((__m64)m1, m2)
|
||||||
|
#else
|
||||||
|
# define _m_pslldi(m1, m2) __builtin_ia32_pslld (m1, m2)
|
||||||
|
# define _m_psradi(m1, m2) __builtin_ia32_psrad (m1, m2)
|
||||||
|
# define _m_psrldi(m1, m2) __builtin_ia32_psrld (m1, m2)
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#define _m_psubd(m1, m2) __builtin_ia32_psubd (m1, m2)
|
||||||
|
#define _m_punpckhdq(m1, m2) __builtin_ia32_punpckhdq (m1, m2)
|
||||||
|
#define _m_punpckldq(m1, m2) __builtin_ia32_punpckldq (m1, m2)
|
||||||
|
#define _mm_empty() __builtin_ia32_emms ()
|
||||||
|
#define _mm_set_pi32(m1, m2) { m2, m1 }
|
||||||
|
#define _mm_set1_pi32(m) { m, m }
|
||||||
|
|
||||||
|
#else
|
||||||
|
#include <mmintrin.h>
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#endif //OPT_MMX
|
||||||
|
|
||||||
|
#endif
|
||||||
|
|
@ -0,0 +1,19 @@
|
||||||
|
////////////////////////////////////////////////////////////////////////////
|
||||||
|
// **** WAVPACK **** //
|
||||||
|
// Hybrid Lossless Wavefile Compressor //
|
||||||
|
// Copyright (c) 1998 - 2006 Conifer Software. //
|
||||||
|
// All Rights Reserved. //
|
||||||
|
// Distributed under the BSD Software License (see license.txt) //
|
||||||
|
////////////////////////////////////////////////////////////////////////////
|
||||||
|
|
||||||
|
// wavpack_version.h
|
||||||
|
|
||||||
|
#ifndef WAVPACK_VERSION_H
|
||||||
|
#define WAVPACK_VERSION_H
|
||||||
|
|
||||||
|
#define LIBWAVPACK_MAJOR 4
|
||||||
|
#define LIBWAVPACK_MINOR 60
|
||||||
|
#define LIBWAVPACK_MICRO 1
|
||||||
|
#define LIBWAVPACK_VERSION_STRING "4.60.1"
|
||||||
|
|
||||||
|
#endif
|
||||||
|
|
@ -0,0 +1,13 @@
|
||||||
|
//
|
||||||
|
// VolumeBehaviorArrayController.h
|
||||||
|
// General
|
||||||
|
//
|
||||||
|
// Created by Christopher Snowhill on 10/1/13.
|
||||||
|
//
|
||||||
|
//
|
||||||
|
|
||||||
|
#import <Cocoa/Cocoa.h>
|
||||||
|
|
||||||
|
@interface VolumeBehaviorArrayController : NSArrayController
|
||||||
|
|
||||||
|
@end
|
||||||
|
|
@ -0,0 +1,47 @@
|
||||||
|
//
|
||||||
|
// VolumeBehaviorArrayController.m
|
||||||
|
// General
|
||||||
|
//
|
||||||
|
// Created by Christopher Snowhill on 10/1/13.
|
||||||
|
//
|
||||||
|
//
|
||||||
|
|
||||||
|
#import "VolumeBehaviorArrayController.h"
|
||||||
|
|
||||||
|
@implementation VolumeBehaviorArrayController
|
||||||
|
- (void)awakeFromNib
|
||||||
|
{
|
||||||
|
[self removeObjects:[self arrangedObjects]];
|
||||||
|
|
||||||
|
[self addObject:
|
||||||
|
[NSDictionary dictionaryWithObjectsAndKeys:
|
||||||
|
NSLocalizedStringFromTableInBundle(@"ReplayGain Album Gain with peak", nil, [NSBundle bundleForClass:[self class]], @"") , @"name",
|
||||||
|
@"albumGainWithPeak", @"preference",nil]];
|
||||||
|
|
||||||
|
[self addObject:
|
||||||
|
[NSDictionary dictionaryWithObjectsAndKeys:
|
||||||
|
NSLocalizedStringFromTableInBundle(@"ReplayGain Album Gain", nil, [NSBundle bundleForClass:[self class]], @"") , @"name",
|
||||||
|
@"albumGain", @"preference",nil]];
|
||||||
|
|
||||||
|
[self addObject:
|
||||||
|
[NSDictionary dictionaryWithObjectsAndKeys:
|
||||||
|
NSLocalizedStringFromTableInBundle(@"ReplayGain Track Gain with peak", nil, [NSBundle bundleForClass:[self class]], @"") , @"name",
|
||||||
|
@"trackGainWithPeak", @"preference",nil]];
|
||||||
|
|
||||||
|
[self addObject:
|
||||||
|
[NSDictionary dictionaryWithObjectsAndKeys:
|
||||||
|
NSLocalizedStringFromTableInBundle(@"ReplayGain Track Gain", nil, [NSBundle bundleForClass:[self class]], @"") , @"name",
|
||||||
|
@"trackGain", @"preference",nil]];
|
||||||
|
|
||||||
|
[self addObject:
|
||||||
|
[NSDictionary dictionaryWithObjectsAndKeys:
|
||||||
|
NSLocalizedStringFromTableInBundle(@"Volume scale tag only", nil, [NSBundle bundleForClass:[self class]], @"") , @"name",
|
||||||
|
@"volumeScale", @"preference",nil]];
|
||||||
|
|
||||||
|
[self addObject:
|
||||||
|
[NSDictionary dictionaryWithObjectsAndKeys:
|
||||||
|
NSLocalizedStringFromTableInBundle(@"No volume scaling", nil, [NSBundle bundleForClass:[self class]], @"") , @"name",
|
||||||
|
@"none", @"preference",nil]];
|
||||||
|
}
|
||||||
|
|
||||||
|
@end
|
||||||
Loading…
Reference in New Issue