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https://github.com/vgmstream/vgmstream.git
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Updated HCA decoder.
This commit is contained in:
Chris Moeller
parent
5200ed4a91
commit
4c75e6a5bc
@ -20,6 +20,7 @@ typedef struct clHCA clHCA;
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/* In case you wish to allocate the structure on your own. */
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int clHCA_sizeof();
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void clHCA_clear(clHCA *, unsigned int ciphKey1, unsigned int ciphKey2);
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void clHCA_done(clHCA *);
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/* Or you could let the library allocate it. */
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clHCA * clHCA_new(unsigned int ciphKey1, unsigned int ciphKey2);
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@ -50,6 +51,7 @@ typedef struct clHCA_stInfo {
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unsigned int loopEnabled;
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unsigned int loopStart;
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unsigned int loopEnd;
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const char *comment;
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} clHCA_stInfo;
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/* Retrieve information relevant for decoding and playback with this function.
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@ -63,4 +65,3 @@ int clHCA_getInfo(clHCA *, clHCA_stInfo *out);
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#endif
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#endif
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482
ext_libs/clHCA.c
482
ext_libs/clHCA.c
@ -156,7 +156,7 @@ typedef struct clHCA{
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unsigned int _ciph_key2;
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float _rva_volume;
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unsigned int _comm_len;
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const char *_comm_comment;
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char *_comm_comment;
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clATH _ath;
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clCipher _cipher;
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stChannel _channel[0x10];
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@ -180,6 +180,12 @@ static void clHCA_constructor(clHCA *hca,unsigned int ciphKey1,unsigned int ciph
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clATH_constructor(&hca->_ath);
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clCipher_constructor(&hca->_cipher);
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hca->_validFile = 0;
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hca->_comm_comment = 0;
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}
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static void clHCA_destructor(clHCA *hca)
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{
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if(hca->_comm_comment){free(hca->_comm_comment);hca->_comm_comment=0;}
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}
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//--------------------------------------------------
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@ -192,9 +198,7 @@ static int clHCA_CheckFile(void *data,unsigned int size){
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//--------------------------------------------------
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// チェックサム
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//--------------------------------------------------
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static unsigned short clHCA_CheckSum(const void *data,int size,unsigned short sum){
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const unsigned char *s, *e;
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static const unsigned short v[]={
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static const unsigned short clHCA_CheckSum_v[]={
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0x0000,0x8005,0x800F,0x000A,0x801B,0x001E,0x0014,0x8011,0x8033,0x0036,0x003C,0x8039,0x0028,0x802D,0x8027,0x0022,
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0x8063,0x0066,0x006C,0x8069,0x0078,0x807D,0x8077,0x0072,0x0050,0x8055,0x805F,0x005A,0x804B,0x004E,0x0044,0x8041,
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0x80C3,0x00C6,0x00CC,0x80C9,0x00D8,0x80DD,0x80D7,0x00D2,0x00F0,0x80F5,0x80FF,0x00FA,0x80EB,0x00EE,0x00E4,0x80E1,
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@ -212,10 +216,72 @@ static unsigned short clHCA_CheckSum(const void *data,int size,unsigned short su
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0x8243,0x0246,0x024C,0x8249,0x0258,0x825D,0x8257,0x0252,0x0270,0x8275,0x827F,0x027A,0x826B,0x026E,0x0264,0x8261,
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0x0220,0x8225,0x822F,0x022A,0x823B,0x023E,0x0234,0x8231,0x8213,0x0216,0x021C,0x8219,0x0208,0x820D,0x8207,0x0202,
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};
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for(s=(const unsigned char *)data,e=s+size;s<e;s++)sum=(sum<<8)^v[(sum>>8)^*s];
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static unsigned short clHCA_CheckSum(const void *data,int size,unsigned short sum){
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const unsigned char *s, *e;
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for(s=(const unsigned char *)data,e=s+size;s<e;s++)sum=(sum<<8)^clHCA_CheckSum_v[(sum>>8)^*s];
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return sum;
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}
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//--------------------------------------------------
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// データ
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//--------------------------------------------------
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void clData_constructor(clData *ds,const void *data,int size){
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ds->_data=(const unsigned char *)data;
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ds->_size=size*8;
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ds->_bit=0;
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}
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static unsigned int clData_CheckBit(clData *ds,int bitSize){
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unsigned int v=0;
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if(ds->_bit+bitSize<=ds->_size){
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unsigned int bitOffset=bitSize+(ds->_bit&7);
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if((ds->_size-ds->_bit)>=32&&bitOffset>=25){
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static const int mask[]={0xFFFFFFFF,0x7FFFFFFF,0x3FFFFFFF,0x1FFFFFFF,0x0FFFFFFF,0x07FFFFFF,0x03FFFFFF,0x01FFFFFF};
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const unsigned int _bit=ds->_bit;
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const unsigned char *data=&ds->_data[_bit>>3];
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v=data[0];v=(v<<8)|data[1];v=(v<<8)|data[2];v=(v<<8)|data[3];
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v&=mask[_bit&7];
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v>>=32-(_bit&7)-bitSize;
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}
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else if((ds->_size-ds->_bit)>=24&&bitOffset>=17){
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static const int mask[]={0xFFFFFF,0x7FFFFF,0x3FFFFF,0x1FFFFF,0x0FFFFF,0x07FFFF,0x03FFFF,0x01FFFF};
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const unsigned int _bit=ds->_bit;
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const unsigned char *data=&ds->_data[_bit>>3];
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v=data[0];v=(v<<8)|data[1];v=(v<<8)|data[2];
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v&=mask[_bit&7];
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v>>=24-(_bit&7)-bitSize;
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}
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else if((ds->_size-ds->_bit)>=16&&bitOffset>=9){
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static const int mask[]={0xFFFF,0x7FFF,0x3FFF,0x1FFF,0x0FFF,0x07FF,0x03FF,0x01FF};
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const unsigned int _bit=ds->_bit;
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const unsigned char *data=&ds->_data[_bit>>3];
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v=data[0];v=(v<<8)|data[1];
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v&=mask[_bit&7];
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v>>=16-(_bit&7)-bitSize;
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}
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else{
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static const int mask[]={0xFF,0x7F,0x3F,0x1F,0x0F,0x07,0x03,0x01};
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const unsigned int _bit=ds->_bit;
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const unsigned char *data=&ds->_data[_bit>>3];
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v=data[0];
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v&=mask[_bit&7];
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v>>=8-(_bit&7)-bitSize;
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}
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}
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return v;
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}
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static unsigned int clData_GetBit(clData *ds,int bitSize){
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unsigned int v=clData_CheckBit(ds,bitSize);
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ds->_bit+=bitSize;
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return v;
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}
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static void clData_AddBit(clData *ds,int bitSize){
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ds->_bit+=bitSize;
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}
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//--------------------------------------------------
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// ヘッダ情報をコンソール出力
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//--------------------------------------------------
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@ -224,8 +290,8 @@ static int clHCA_PrintInfo(const char *filenameHCA){
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FILE *fp;
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stHeader header;
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unsigned char *data;
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unsigned char *s;
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unsigned int size;
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clData d;
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// temporaries, so we don't need a state structure
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unsigned int _version;
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@ -258,7 +324,7 @@ static int clHCA_PrintInfo(const char *filenameHCA){
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unsigned int _ciph_key2;
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float _rva_volume;
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unsigned int _comm_len;
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const char *_comm_comment;
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char *_comm_comment;
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// チェック
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if(!(filenameHCA))return -1;
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@ -278,7 +344,9 @@ static int clHCA_PrintInfo(const char *filenameHCA){
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}
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// ヘッダ解析
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header.dataOffset=get_be16(header.dataOffset);
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clData_constructor(&d, &header, sizeof(header));
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clData_AddBit(&d, 32);
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header.dataOffset=clData_CheckBit(&d, 16);
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data=(unsigned char*) malloc(header.dataOffset);
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if(!data){
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printf("Error: メモリ不足です。\n");
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@ -287,9 +355,10 @@ static int clHCA_PrintInfo(const char *filenameHCA){
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fseek(fp,0,SEEK_SET);
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fread(data,header.dataOffset,1,fp);
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s=(unsigned char *)data;
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size=header.dataOffset;
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clData_constructor(&d, data, size);
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// サイズチェック
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if(size<sizeof(stHeader)){
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printf("Error: ヘッダのサイズが小さすぎます。\n");
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@ -297,27 +366,27 @@ static int clHCA_PrintInfo(const char *filenameHCA){
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}
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// HCA
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if(size>=sizeof(stHeader) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00414348){
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stHeader *hca=(stHeader *)s;s+=sizeof(stHeader);
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_version=get_be16(hca->version);
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_dataOffset=get_be16(hca->dataOffset);
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if(size>=sizeof(stHeader) && (clData_CheckBit(&d,32)&0x7F7F7F7F)=='HCA\0'){
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clData_AddBit(&d,32);
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_version=clData_GetBit(&d,16);
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_dataOffset=clData_GetBit(&d,16);
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printf("コーデック: HCA\n");
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printf("バージョン: %d.%d\n",_version>>8,_version&0xFF);
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//if(size<_dataOffset)return -1;
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if(clHCA_CheckSum(hca,_dataOffset,0))printf("※ ヘッダが破損しています。改変してる場合もこの警告が出ます。\n");
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size-=sizeof(stHeader);
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if(clHCA_CheckSum(data,_dataOffset,0))printf("※ ヘッダが破損しています。改変してる場合もこの警告が出ます。\n");
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size-=(16+16+32)/8;
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}else{
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printf("※ HCAチャンクがありません。再生に必要な情報です。\n");
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}
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// fmt
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if(size>=sizeof(stFormat) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00746D66){
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stFormat *fmt=(stFormat *)s;s+=sizeof(stFormat);size-=sizeof(stFormat);
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_channelCount=fmt->channelCount;
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_samplingRate=get_be24(fmt->samplingRate);
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_blockCount=get_be32(fmt->blockCount);
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_fmt_r01=get_be16(fmt->r01);
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_fmt_r02=get_be16(fmt->r02);
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if(size>=sizeof(stFormat) && (clData_CheckBit(&d, 32)&0x7F7F7F7F)=='fmt\0'){
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clData_AddBit(&d,32);
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_channelCount=clData_GetBit(&d,8);
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_samplingRate=clData_GetBit(&d,24);
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_blockCount=clData_GetBit(&d,32);
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_fmt_r01=clData_GetBit(&d,16);
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_fmt_r02=clData_GetBit(&d,16);
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switch(_channelCount){
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case 1:printf("チャンネル数: モノラル (1チャンネル)\n");break;
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case 2:printf("チャンネル数: ステレオ (2チャンネル)\n");break;
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@ -333,22 +402,24 @@ static int clHCA_PrintInfo(const char *filenameHCA){
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printf("ブロック数: %d\n",_blockCount);
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printf("先頭無音ブロック数: %d\n",(_fmt_r01-0x80)/0x400);
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printf("末尾無音サンプル数？: %d\n",_fmt_r02);
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size-=(16+16+32+24+8+32)/8;
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}else{
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printf("※ fmtチャンクがありません。再生に必要な情報です。\n");
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}
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// comp
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if(size>=sizeof(stCompress) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x706D6F63){
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stCompress *comp=(stCompress *)s;s+=sizeof(stCompress);size-=sizeof(stCompress);
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_blockSize=get_be16(comp->blockSize);
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_comp_r01=comp->r01;
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_comp_r02=comp->r02;
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_comp_r03=comp->r03;
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_comp_r04=comp->r04;
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_comp_r05=comp->r05;
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_comp_r06=comp->r06;
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_comp_r07=comp->r07;
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_comp_r08=comp->r08;
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if(size>=sizeof(stCompress) && (clData_CheckBit(&d, 32)&0x7F7F7F7F)=='comp'){
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clData_AddBit(&d,32);
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_blockSize=clData_GetBit(&d,16);
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_comp_r01=clData_GetBit(&d,8);
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_comp_r02=clData_GetBit(&d,8);
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_comp_r03=clData_GetBit(&d,8);
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_comp_r04=clData_GetBit(&d,8);
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_comp_r05=clData_GetBit(&d,8);
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_comp_r06=clData_GetBit(&d,8);
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_comp_r07=clData_GetBit(&d,8);
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_comp_r08=clData_GetBit(&d,8);
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clData_AddBit(&d,8+8);
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printf("ビットレート: CBR (固定ビットレート)\n");
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printf("ブロックサイズ: 0x%04X\n",_blockSize);
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if(!(_blockSize>=8&&_blockSize<=0xFFFF)){
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@ -368,18 +439,23 @@ static int clHCA_PrintInfo(const char *filenameHCA){
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printf("comp6: %d\n",_comp_r06);
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printf("comp7: %d\n",_comp_r07);
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printf("comp8: %d\n",_comp_r08);
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size-=(32+16+8*8)/8;
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}
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// dec
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else if(size>=sizeof(stDecode) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00636564){
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stDecode *dec=(stDecode *)s;s+=sizeof(stDecode);size-=sizeof(stDecode);
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_blockSize=get_be16(dec->blockSize);
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_comp_r01=dec->r01;
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_comp_r02=dec->r02;
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_comp_r03=dec->r04;
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_comp_r04=dec->r03;
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_comp_r05=dec->count1+1;
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_comp_r06=((dec->enableCount2)?dec->count2:dec->count1)+1;
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else if(size>=sizeof(stDecode) && (clData_CheckBit(&d, 32)&0x7F7F7F7F)=='dec\0'){
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unsigned char count1,count2,enableCount2;
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clData_AddBit(&d, 32);
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_blockSize=clData_GetBit(&d,16);
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_comp_r01=clData_GetBit(&d,8);
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_comp_r02=clData_GetBit(&d,8);
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count1=clData_GetBit(&d,8);
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count2=clData_GetBit(&d,8);
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_comp_r03=clData_GetBit(&d,4);
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_comp_r04=clData_GetBit(&d,4);
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enableCount2=clData_GetBit(&d,8);
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_comp_r05=count1+1;
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_comp_r06=((enableCount2)?count2:count1)+1;
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_comp_r07=_comp_r05-_comp_r06;
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_comp_r08=0;
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printf("ビットレート: CBR (固定ビットレート)\n");
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@ -400,15 +476,16 @@ static int clHCA_PrintInfo(const char *filenameHCA){
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printf("dec5: %d\n",_comp_r05);
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printf("dec6: %d\n",_comp_r06);
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printf("dec7: %d\n",_comp_r07);
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size-=(8+4+4+8+8+8+8+16+32)/8;
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}else{
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printf("※ compチャンクまたはdecチャンクがありません。再生に必要な情報です。\n");
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}
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// vbr
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if(size>=sizeof(stVBR) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00726276){
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stVBR *vbr=(stVBR *)s;s+=sizeof(stVBR);size-=sizeof(stVBR);
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_vbr_r01=get_be16(vbr->r01);
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_vbr_r02=get_be16(vbr->r02);
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if(size>=sizeof(stVBR) && (clData_CheckBit(&d,32)&0x7F7F7F7F)=='vbr\0'){
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clData_AddBit(&d, 32);
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_vbr_r01=clData_GetBit(&d,16);
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_vbr_r02=clData_GetBit(&d,16);
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printf("ビットレート: VBR (可変ビットレート) ※v2.0で廃止されています。\n");
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if(!(_blockSize==0)){
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printf("※ compまたはdecチャンクですでにCBRが指定されています。\n");
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@ -418,16 +495,18 @@ static int clHCA_PrintInfo(const char *filenameHCA){
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printf("※ vbr1の範囲は0〜511(0x1FF)です。\n");
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}
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printf("vbr2: %d\n",_vbr_r02);
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size-=(16+16+32)/8;
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}else{
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_vbr_r01=0;
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_vbr_r02=0;
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}
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// ath
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if(size>=6 && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00687461){
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stATH *ath=(stATH *)s;s+=6;size-=6;//s+=sizeof(stATH);
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_ath_type=ath->type;
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if(size>=6 && (clData_CheckBit(&d,32)&0x7F7F7F7F)=='ath\0'){
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clData_AddBit(&d,32);
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_ath_type=clData_GetBit(&d,16);
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printf("ATHタイプ:%d ※v2.0から廃止されています。\n",_ath_type);
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size-=(16+32)/8;
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}else{
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if(_version<0x200){
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printf("ATHタイプ:1 ※v2.0から廃止されています。\n");
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@ -435,12 +514,12 @@ static int clHCA_PrintInfo(const char *filenameHCA){
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}
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// loop
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if(size>=sizeof(stLoop) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x706F6F6C){
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stLoop *loop=(stLoop *)s;s+=sizeof(stLoop);size-=sizeof(stLoop);
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_loopStart=get_be32(loop->loopStart);
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_loopEnd=get_be32(loop->loopEnd);
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_loop_r01=get_be16(loop->r01);
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_loop_r02=get_be16(loop->r02);
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if(size>=sizeof(stLoop) && (clData_CheckBit(&d,32)&0x7F7F7F7F)=='loop'){
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clData_AddBit(&d, 32);
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_loopStart=clData_GetBit(&d,32);
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_loopEnd=clData_GetBit(&d,32);
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_loop_r01=clData_GetBit(&d,16);
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_loop_r02=clData_GetBit(&d,16);
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printf("ループ開始ブロック: %d\n",_loopStart);
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printf("ループ終了ブロック: %d\n",_loopEnd);
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if(!(_loopStart>=0&&_loopStart<=_loopEnd&&_loopEnd<_blockCount)){
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@ -448,12 +527,13 @@ static int clHCA_PrintInfo(const char *filenameHCA){
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}
|
||||
printf("ループ情報1: %d\n",_loop_r01);
|
||||
printf("ループ情報2: %d\n",_loop_r02);
|
||||
size-=(16+16+32+32+32)/8;
|
||||
}
|
||||
|
||||
hca-> // ciph
|
||||
if(size>=6 && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x68706963){
|
||||
stCipher *ciph=(stCipher *)s;s+=6;size-=6;//s+=sizeof(stCipher);
|
||||
_ciph_type=get_be16(ciph->type);
|
||||
// ciph
|
||||
if(size>=6 && (clData_CheckBit(&d, 32)&0x7F7F7F7F)=='ciph'){
|
||||
clData_AddBit(&d,32);
|
||||
_ciph_type=clData_GetBit(&d,16);
|
||||
switch(_ciph_type){
|
||||
case 0:printf("暗号化タイプ: なし\n");break;
|
||||
case 1:printf("暗号化タイプ: 鍵無し暗号化\n");break;
|
||||
@ -463,21 +543,29 @@ hca-> // ciph
|
||||
if(!(_ciph_type==0||_ciph_type==1||_ciph_type==0x38)){
|
||||
printf("※ この暗号化タイプは、v2.0現在再生できません。\n");
|
||||
}
|
||||
size-=6;
|
||||
}
|
||||
|
||||
// rva
|
||||
if(size>=sizeof(stRVA) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00617672){
|
||||
stRVA *rva=(stRVA *)s;s+=sizeof(stRVA);size-=sizeof(stRVA);
|
||||
_rva_volume=get_bef32(rva->volume);
|
||||
if(size>=sizeof(stRVA) && (clData_CheckBit(&d,32)&0x7F7F7F7F)=='rva\0'){
|
||||
union { unsigned int i; float f; } v;
|
||||
clData_AddBit(&d,32);
|
||||
v.i=clData_GetBit(&d,32);
|
||||
_rva_volume=v.f;
|
||||
printf("相対ボリューム調節: %g倍\n",_rva_volume);
|
||||
size-=(32+32)/8;
|
||||
}
|
||||
|
||||
// comm
|
||||
if(size>=5 && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x6D6D6F63){
|
||||
stComment *comm=(stComment *)s;s+=5;size-=5;//s+=sizeof(stComment);
|
||||
_comm_len=comm->len;
|
||||
_comm_comment=(const char *)s;
|
||||
if(size>=5 && (clData_CheckBit(&d,32)&0x7F7F7F7F)=='comm'){
|
||||
int i;
|
||||
clData_AddBit(&d,32);
|
||||
_comm_len=clData_GetBit(&d,8);
|
||||
_comm_comment=malloc(_comm_len+1);
|
||||
for(i=0;i<_comm_len;++i)_comm_comment[i]=clData_GetBit(&d,8);
|
||||
_comm_comment[i]='\0';
|
||||
printf("コメント: %s\n",_comm_comment);
|
||||
free(_comm_comment);
|
||||
}
|
||||
|
||||
free(data);
|
||||
@ -668,10 +756,11 @@ int clHCA_DecodeToWavefile_Decode(clHCA *hca,void *fp1,void *fp2,unsigned int ad
|
||||
//--------------------------------------------------
|
||||
|
||||
int clHCA_isOurFile0(const void *data){
|
||||
const unsigned char *s=(const unsigned char*)data;
|
||||
if((get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00414348){
|
||||
const stHeader *hca=(const stHeader *)s;
|
||||
return get_be16(hca->dataOffset);
|
||||
clData d;
|
||||
clData_constructor(&d, data, 8);
|
||||
if((clData_CheckBit(&d,32)&0x7F7F7F7F)=='HCA\0'){
|
||||
clData_AddBit(&d,32+16);
|
||||
return clData_CheckBit(&d,16);
|
||||
}
|
||||
return -1;
|
||||
}
|
||||
@ -696,6 +785,7 @@ int clHCA_getInfo(clHCA *hca, clHCA_stInfo *info){
|
||||
info->loopEnabled=hca->_loopFlg;
|
||||
info->loopStart=hca->_loopStart;
|
||||
info->loopEnd=hca->_loopEnd;
|
||||
info->comment=hca->_comm_comment;
|
||||
return 0;
|
||||
}
|
||||
|
||||
@ -729,6 +819,11 @@ void clHCA_clear(clHCA *hca,unsigned int ciphKey1,unsigned int ciphKey2){
|
||||
clHCA_constructor(hca,ciphKey1,ciphKey2);
|
||||
}
|
||||
|
||||
void clHCA_done(clHCA *hca)
|
||||
{
|
||||
clHCA_destructor(hca);
|
||||
}
|
||||
|
||||
clHCA * clHCA_new(unsigned int ciphKey1, unsigned int ciphKey2){
|
||||
clHCA *hca = (clHCA *) malloc(clHCA_sizeof());
|
||||
if (hca){
|
||||
@ -738,8 +833,11 @@ clHCA * clHCA_new(unsigned int ciphKey1, unsigned int ciphKey2){
|
||||
}
|
||||
|
||||
void clHCA_delete(clHCA *hca){
|
||||
if (hca){
|
||||
clHCA_destructor(hca);
|
||||
free(hca);
|
||||
}
|
||||
}
|
||||
|
||||
//--------------------------------------------------
|
||||
// ATH
|
||||
@ -769,10 +867,7 @@ void clATH_Init0(clATH *ath){
|
||||
memset(ath->_table,0,sizeof(ath->_table));
|
||||
}
|
||||
|
||||
void clATH_Init1(clATH *ath, unsigned int key){
|
||||
unsigned int i, v;
|
||||
unsigned char *_table=ath->_table;
|
||||
static const unsigned char list[]={
|
||||
static const unsigned char clATH_list[]={
|
||||
0x78,0x5F,0x56,0x51,0x4E,0x4C,0x4B,0x49,0x48,0x48,0x47,0x46,0x46,0x45,0x45,0x45,
|
||||
0x44,0x44,0x44,0x44,0x43,0x43,0x43,0x43,0x43,0x43,0x42,0x42,0x42,0x42,0x42,0x42,
|
||||
0x42,0x42,0x41,0x41,0x41,0x41,0x41,0x41,0x41,0x41,0x41,0x41,0x40,0x40,0x40,0x40,
|
||||
@ -815,13 +910,17 @@ void clATH_Init1(clATH *ath, unsigned int key){
|
||||
0xDE,0xDF,0xE0,0xE1,0xE2,0xE3,0xE4,0xE5,0xE6,0xE7,0xE8,0xE9,0xEA,0xEB,0xED,0xEE,
|
||||
0xEF,0xF0,0xF1,0xF2,0xF3,0xF4,0xF5,0xF7,0xF8,0xF9,0xFA,0xFB,0xFC,0xFD,0xFF,0xFF,
|
||||
};
|
||||
|
||||
void clATH_Init1(clATH *ath, unsigned int key){
|
||||
unsigned int i, v;
|
||||
unsigned char *_table=ath->_table;
|
||||
for(i=0,v=0;i<0x80;i++,v+=key){
|
||||
unsigned int index=v>>13;
|
||||
if(index>=0x28E){
|
||||
memset(&_table[i],0xFF,0x80-i);
|
||||
break;
|
||||
}
|
||||
_table[i]=list[index];
|
||||
_table[i]=clATH_list[index];
|
||||
}
|
||||
}
|
||||
|
||||
@ -936,38 +1035,6 @@ void clCipher_Init56_CreateTable(unsigned char *r,unsigned char key){
|
||||
}
|
||||
}
|
||||
|
||||
//--------------------------------------------------
|
||||
// データ
|
||||
//--------------------------------------------------
|
||||
void clData_constructor(clData *ds,const void *data,int size){
|
||||
ds->_data=(const unsigned char *)data;
|
||||
ds->_size=size*8-16;
|
||||
ds->_bit=0;
|
||||
}
|
||||
|
||||
static int clData_CheckBit(clData *ds,int bitSize){
|
||||
int v=0;
|
||||
if(ds->_bit+bitSize<=ds->_size){
|
||||
static const int mask[]={0xFFFFFF,0x7FFFFF,0x3FFFFF,0x1FFFFF,0x0FFFFF,0x07FFFF,0x03FFFF,0x01FFFF};
|
||||
const unsigned int _bit=ds->_bit;
|
||||
const unsigned char *data=&ds->_data[_bit>>3];
|
||||
v=data[0];v=(v<<8)|data[1];v=(v<<8)|data[2];
|
||||
v&=mask[_bit&7];
|
||||
v>>=24-(_bit&7)-bitSize;
|
||||
}
|
||||
return v;
|
||||
}
|
||||
|
||||
static int clData_GetBit(clData *ds,int bitSize){
|
||||
int v=clData_CheckBit(ds,bitSize);
|
||||
ds->_bit+=bitSize;
|
||||
return v;
|
||||
}
|
||||
|
||||
static void clData_AddBit(clData *ds,int bitSize){
|
||||
ds->_bit+=bitSize;
|
||||
}
|
||||
|
||||
//--------------------------------------------------
|
||||
// デコード
|
||||
//--------------------------------------------------
|
||||
@ -984,22 +1051,22 @@ int clHCA_Decode(clHCA *hca,void *data,unsigned int size,unsigned int address){
|
||||
|
||||
// ヘッダ
|
||||
if(address==0){
|
||||
const unsigned char *s;
|
||||
char r[0x10];
|
||||
unsigned int i, b;
|
||||
clData d;
|
||||
|
||||
hca->_validFile = 0;
|
||||
|
||||
s=(const unsigned char *)data;
|
||||
clData_constructor(&d, data, size);
|
||||
|
||||
// サイズチェック
|
||||
if(size<sizeof(stHeader))return -1;
|
||||
|
||||
// HCA
|
||||
if((get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00414348){
|
||||
const stHeader *h=(const stHeader *)s;s+=sizeof(stHeader);
|
||||
hca->_version=get_be16(h->version);
|
||||
hca->_dataOffset=get_be16(h->dataOffset);
|
||||
if((clData_CheckBit(&d,32)&0x7F7F7F7F)=='HCA\0'){
|
||||
clData_AddBit(&d,32);
|
||||
hca->_version=clData_GetBit(&d,16);
|
||||
hca->_dataOffset=clData_GetBit(&d,16);
|
||||
//if(!(_version<=0x200&&_version>0x101))return -1; // バージョンチェック(無効)
|
||||
if(size<hca->_dataOffset)return -1;
|
||||
//if(clHCA_CheckSum(hca,_dataOffset,0))return -1; // ヘッダの破損チェック(ヘッダ改変を有効にするため破損チェック無効)
|
||||
@ -1009,59 +1076,67 @@ int clHCA_Decode(clHCA *hca,void *data,unsigned int size,unsigned int address){
|
||||
}
|
||||
|
||||
// fmt
|
||||
if(size>=sizeof(stFormat) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00746D66){
|
||||
const stFormat *fmt=(const stFormat *)s;s+=sizeof(stFormat);size-=sizeof(stFormat);
|
||||
hca->_channelCount=fmt->channelCount;
|
||||
hca->_samplingRate=get_be24(fmt->samplingRate);
|
||||
hca->_blockCount=get_be32(fmt->blockCount);
|
||||
hca->_fmt_r01=get_be16(fmt->r01);
|
||||
hca->_fmt_r02=get_be16(fmt->r02);
|
||||
if(size>=sizeof(stFormat) && (clData_CheckBit(&d,32)&0x7F7F7F7F)=='fmt\0'){
|
||||
clData_AddBit(&d,32);
|
||||
hca->_channelCount=clData_GetBit(&d,8);
|
||||
hca->_samplingRate=clData_GetBit(&d,24);
|
||||
hca->_blockCount=clData_GetBit(&d,32);
|
||||
hca->_fmt_r01=clData_GetBit(&d,16);
|
||||
hca->_fmt_r02=clData_GetBit(&d,16);
|
||||
if(!(hca->_channelCount>=1&&hca->_channelCount<=16))return -1;
|
||||
if(!(hca->_samplingRate>=1&&hca->_samplingRate<=0x7FFFFF))return -1;
|
||||
size-=sizeof(stFormat);
|
||||
}else{
|
||||
return -1;
|
||||
}
|
||||
|
||||
// comp
|
||||
if(size>=sizeof(stCompress) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x706D6F63){
|
||||
const stCompress *comp=(const stCompress *)s;s+=sizeof(stCompress);size-=sizeof(stCompress);
|
||||
hca->_blockSize=get_be16(comp->blockSize);
|
||||
hca->_comp_r01=comp->r01;
|
||||
hca->_comp_r02=comp->r02;
|
||||
hca->_comp_r03=comp->r03;
|
||||
hca->_comp_r04=comp->r04;
|
||||
hca->_comp_r05=comp->r05;
|
||||
hca->_comp_r06=comp->r06;
|
||||
hca->_comp_r07=comp->r07;
|
||||
hca->_comp_r08=comp->r08;
|
||||
if(size>=sizeof(stCompress) && (clData_CheckBit(&d,32)&0x7F7F7F7F)=='comp'){
|
||||
clData_AddBit(&d,32);
|
||||
hca->_blockSize=clData_GetBit(&d,16);
|
||||
hca->_comp_r01=clData_GetBit(&d,8);
|
||||
hca->_comp_r02=clData_GetBit(&d,8);
|
||||
hca->_comp_r03=clData_GetBit(&d,8);
|
||||
hca->_comp_r04=clData_GetBit(&d,8);
|
||||
hca->_comp_r05=clData_GetBit(&d,8);
|
||||
hca->_comp_r06=clData_GetBit(&d,8);
|
||||
hca->_comp_r07=clData_GetBit(&d,8);
|
||||
hca->_comp_r08=clData_GetBit(&d,8);
|
||||
clData_AddBit(&d,8+8);
|
||||
if(!((hca->_blockSize>=8&&hca->_blockSize<=0xFFFF)||(hca->_blockSize==0)))return -1;
|
||||
if(!(/*hca->_comp_r01>=0&&*/hca->_comp_r01<=hca->_comp_r02&&hca->_comp_r02<=0x1F))return -1;
|
||||
size-=sizeof(stCompress);
|
||||
}
|
||||
|
||||
// dec
|
||||
else if(size>=sizeof(stDecode) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00636564){
|
||||
const stDecode *dec=(const stDecode *)s;s+=sizeof(stDecode);size-=sizeof(stDecode);
|
||||
hca->_blockSize=get_be16(dec->blockSize);
|
||||
hca->_comp_r01=dec->r01;
|
||||
hca->_comp_r02=dec->r02;
|
||||
hca->_comp_r03=dec->r04;
|
||||
hca->_comp_r04=dec->r03;
|
||||
hca->_comp_r05=dec->count1+1;
|
||||
hca->_comp_r06=((dec->enableCount2)?dec->count2:dec->count1)+1;
|
||||
else if(size>=sizeof(stDecode) && (clData_CheckBit(&d,32)&0x7F7F7F7F)=='dec\0'){
|
||||
unsigned char count1,count2,enableCount2;
|
||||
clData_AddBit(&d,32);
|
||||
hca->_blockSize=clData_GetBit(&d,16);
|
||||
hca->_comp_r01=clData_GetBit(&d,8);
|
||||
hca->_comp_r02=clData_GetBit(&d,8);
|
||||
count1=clData_GetBit(&d,8);
|
||||
count2=clData_GetBit(&d,8);
|
||||
hca->_comp_r03=clData_GetBit(&d,4);
|
||||
hca->_comp_r04=clData_GetBit(&d,4);
|
||||
enableCount2=clData_GetBit(&d,8);
|
||||
hca->_comp_r05=count1+1;
|
||||
hca->_comp_r06=((enableCount2)?count2:count1)+1;
|
||||
hca->_comp_r07=hca->_comp_r05-hca->_comp_r06;
|
||||
hca->_comp_r08=0;
|
||||
if(!((hca->_blockSize>=8&&hca->_blockSize<=0xFFFF)||(hca->_blockSize==0)))return -1;
|
||||
if(!(/*hca->_comp_r01>=0&&*/hca->_comp_r01<=hca->_comp_r02&&hca->_comp_r02<=0x1F))return -1;
|
||||
if(!hca->_comp_r03)hca->_comp_r03=1;
|
||||
size-=sizeof(stDecode);
|
||||
}else{
|
||||
return -1;
|
||||
}
|
||||
|
||||
// vbr
|
||||
if(size>=sizeof(stVBR) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00726276){
|
||||
const stVBR *vbr=(const stVBR *)s;s+=sizeof(stVBR);size-=sizeof(stVBR);
|
||||
hca->_vbr_r01=get_be16(vbr->r01);
|
||||
hca->_vbr_r02=get_be16(vbr->r02);
|
||||
if(size>=sizeof(stVBR) && (clData_CheckBit(&d,32)&0x7F7F7F7F)=='vbr\0'){
|
||||
clData_AddBit(&d,32);
|
||||
hca->_vbr_r01=clData_GetBit(&d,16);
|
||||
hca->_vbr_r02=clData_GetBit(&d,16);
|
||||
if(!(hca->_blockSize==0&&/*hca->_vbr_r01>=0&&*/hca->_vbr_r01<=0x1FF))return -1;
|
||||
}else{
|
||||
hca->_vbr_r01=0;
|
||||
@ -1069,22 +1144,23 @@ int clHCA_Decode(clHCA *hca,void *data,unsigned int size,unsigned int address){
|
||||
}
|
||||
|
||||
// ath
|
||||
if(size>=6 && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00687461){
|
||||
const stATH *ath=(const stATH *)s;s+=6;size-=6;//s+=sizeof(stATH);
|
||||
hca->_ath_type=ath->type;
|
||||
if(size>=6 && (clData_CheckBit(&d,32)&0x7F7F7F7F)=='ath\0'){
|
||||
clData_AddBit(&d,32);
|
||||
hca->_ath_type=clData_GetBit(&d,16);
|
||||
}else{
|
||||
hca->_ath_type=(hca->_version<0x200)?1:0;//v1.3ではデフォルト値が1になってたが、v2.0からATHテーブルが廃止されてるみたいなので0に
|
||||
}
|
||||
|
||||
// loop
|
||||
if(size>=sizeof(stLoop) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x706F6F6C){
|
||||
const stLoop *loop=(const stLoop *)s;s+=sizeof(stLoop);size-=sizeof(stLoop);
|
||||
hca->_loopStart=get_be32(loop->loopStart);
|
||||
hca->_loopEnd=get_be32(loop->loopEnd);
|
||||
hca->_loop_r01=get_be16(loop->r01);
|
||||
hca->_loop_r02=get_be16(loop->r02);
|
||||
if(size>=sizeof(stLoop) && (clData_CheckBit(&d,32)&0x7F7F7F7F)=='loop'){
|
||||
clData_AddBit(&d,32);
|
||||
hca->_loopStart=clData_GetBit(&d,32);
|
||||
hca->_loopEnd=clData_GetBit(&d,32);
|
||||
hca->_loop_r01=clData_GetBit(&d,16);
|
||||
hca->_loop_r02=clData_GetBit(&d,16);
|
||||
hca->_loopFlg=1;
|
||||
if(!(/*hca->_loopStart>=0&&*/hca->_loopStart<=hca->_loopEnd&&hca->_loopEnd<hca->_blockCount))return -1;
|
||||
size-=sizeof(stLoop);
|
||||
}else{
|
||||
hca->_loopStart=0;
|
||||
hca->_loopEnd=0;
|
||||
@ -1094,29 +1170,40 @@ int clHCA_Decode(clHCA *hca,void *data,unsigned int size,unsigned int address){
|
||||
}
|
||||
|
||||
// ciph
|
||||
if(size>=6 && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x68706963){
|
||||
const stCipher *ciph=(const stCipher *)s;s+=6;size-=6;//s+=sizeof(stCipher);
|
||||
hca->_ciph_type=get_be16(ciph->type);
|
||||
if(size>=6 && (clData_CheckBit(&d,32)&0x7F7F7F7F)=='ciph'){
|
||||
clData_AddBit(&d,32);
|
||||
hca->_ciph_type=clData_GetBit(&d,16);
|
||||
if(!(hca->_ciph_type==0||hca->_ciph_type==1||hca->_ciph_type==0x38))return -1;
|
||||
size-=6;
|
||||
}else{
|
||||
hca->_ciph_type=0;
|
||||
}
|
||||
|
||||
// rva
|
||||
if(size>=sizeof(stRVA) && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x00617672){
|
||||
const stRVA *rva=(const stRVA *)s;s+=sizeof(stRVA);size-=sizeof(stRVA);
|
||||
hca->_rva_volume=get_bef32(rva->volume);
|
||||
if(size>=sizeof(stRVA) && (clData_CheckBit(&d,32)&0x7F7F7F7F)=='rva\0'){
|
||||
union { unsigned int i; float f; } v;
|
||||
clData_AddBit(&d,32);
|
||||
v.i=clData_GetBit(&d,32);
|
||||
hca->_rva_volume=v.f;
|
||||
size-=sizeof(stRVA);
|
||||
}else{
|
||||
hca->_rva_volume=1;
|
||||
}
|
||||
|
||||
// comm
|
||||
if(size>=5 && (get_le32(*(unsigned int *)s)&0x7F7F7F7F)==0x6D6D6F63){
|
||||
const stComment *comm=(const stComment *)s;s+=5;size-=5;//s+=sizeof(stComment);
|
||||
hca->_comm_len=comm->len;
|
||||
if(size>=5 && (clData_CheckBit(&d,32)&0x7F7F7F7F)=='comm'){
|
||||
void * newmem;
|
||||
int i;
|
||||
clData_AddBit(&d,32);
|
||||
hca->_comm_len=clData_GetBit(&d,8);
|
||||
if(hca->_comm_len>size)return -1;
|
||||
hca->_comm_comment=(char *)s;
|
||||
s+=hca->_comm_len;size-=hca->_comm_len;
|
||||
newmem=realloc(hca->_comm_comment,hca->_comm_len+1);
|
||||
if(!newmem)return -1;
|
||||
hca->_comm_comment=(char *)newmem;
|
||||
for(i=0;i<hca->_comm_len;++i)
|
||||
((char *)newmem)[i]=clData_GetBit(&d,8);
|
||||
((char *)newmem)[i]='\0';
|
||||
size-=5+hca->_comm_len;
|
||||
}else{
|
||||
hca->_comm_len=0;
|
||||
hca->_comm_comment=NULL;
|
||||
@ -1192,8 +1279,7 @@ int clHCA_Decode(clHCA *hca,void *data,unsigned int size,unsigned int address){
|
||||
// デコード第一段階
|
||||
// ベースデータの読み込み
|
||||
//--------------------------------------------------
|
||||
void stChannel_Decode1(stChannel *ch,clData *data,unsigned int a,int b,const unsigned char *ath){
|
||||
static const unsigned char scalelist[]={
|
||||
static const unsigned char stChannel_Decode1_scalelist[]={
|
||||
// v2.0
|
||||
0x0E,0x0E,0x0E,0x0E,0x0E,0x0E,0x0D,0x0D,
|
||||
0x0D,0x0D,0x0D,0x0D,0x0C,0x0C,0x0C,0x0C,
|
||||
@ -1213,7 +1299,7 @@ void stChannel_Decode1(stChannel *ch,clData *data,unsigned int a,int b,const uns
|
||||
//0x04,0x04,0x03,0x03,0x03,0x02,0x02,0x02,
|
||||
//0x02,0x01,0x01,0x01,0x01,0x01,0x01,0x01,
|
||||
};
|
||||
static const unsigned int valueInt[]={
|
||||
static const unsigned int stChannel_Decode1_valueInt[]={
|
||||
0x342A8D26,0x34633F89,0x3497657D,0x34C9B9BE,0x35066491,0x353311C4,0x356E9910,0x359EF532,
|
||||
0x35D3CCF1,0x360D1ADF,0x363C034A,0x367A83B3,0x36A6E595,0x36DE60F5,0x371426FF,0x3745672A,
|
||||
0x37838359,0x37AF3B79,0x37E97C38,0x381B8D3A,0x384F4319,0x388A14D5,0x38B7FBF0,0x38F5257D,
|
||||
@ -1223,12 +1309,14 @@ void stChannel_Decode1(stChannel *ch,clData *data,unsigned int a,int b,const uns
|
||||
0x3E1C6573,0x3E506334,0x3E8AD4C6,0x3EB8FBAF,0x3EF67A41,0x3F243516,0x3F5ACB94,0x3F91C3D3,
|
||||
0x3FC238D2,0x400164D2,0x402C6897,0x4065B907,0x40990B88,0x40CBEC15,0x4107DB35,0x413504F3,
|
||||
};
|
||||
static const unsigned int scaleInt[]={
|
||||
static const unsigned int stChannel_Decode1_scaleInt[]={
|
||||
0x00000000,0x3F2AAAAB,0x3ECCCCCD,0x3E924925,0x3E638E39,0x3E3A2E8C,0x3E1D89D9,0x3E088889,
|
||||
0x3D842108,0x3D020821,0x3C810204,0x3C008081,0x3B804020,0x3B002008,0x3A801002,0x3A000801,
|
||||
};
|
||||
static const float *valueFloat=(const float *)valueInt;
|
||||
static const float *scaleFloat=(const float *)scaleInt;
|
||||
static const float *stChannel_Decode1_valueFloat=(const float *)stChannel_Decode1_valueInt;
|
||||
static const float *stChannel_Decode1_scaleFloat=(const float *)stChannel_Decode1_scaleInt;
|
||||
|
||||
void stChannel_Decode1(stChannel *ch,clData *data,unsigned int a,int b,const unsigned char *ath){
|
||||
unsigned int i;
|
||||
const unsigned int count=ch->count;
|
||||
char *value=ch->value;
|
||||
@ -1262,23 +1350,22 @@ void stChannel_Decode1(stChannel *ch,clData *data,unsigned int a,int b,const uns
|
||||
v=ath[i]+((b+i)>>8)-((v*5)>>1)+1;
|
||||
if(v<0)v=15;
|
||||
else if(v>=0x39)v=1;
|
||||
else v=scalelist[v];
|
||||
else v=stChannel_Decode1_scalelist[v];
|
||||
}
|
||||
scale[i]=v;
|
||||
}
|
||||
memset(&scale[count],0,0x80-count);
|
||||
for(i=0;i<count;i++)base[i]=valueFloat[value[i]]*scaleFloat[scale[i]];
|
||||
for(i=0;i<count;i++)base[i]=stChannel_Decode1_valueFloat[value[i]]*stChannel_Decode1_scaleFloat[scale[i]];
|
||||
}
|
||||
|
||||
//--------------------------------------------------
|
||||
// デコード第二段階
|
||||
// ブロックデータの読み込み
|
||||
//--------------------------------------------------
|
||||
void stChannel_Decode2(stChannel *ch,clData *data){
|
||||
static const char list1[]={
|
||||
static const char stChannel_Decode2_list1[]={
|
||||
0,2,3,3,4,4,4,4,5,6,7,8,9,10,11,12,
|
||||
};
|
||||
static const char list2[]={
|
||||
static const char stChannel_Decode2_list2[]={
|
||||
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
|
||||
1,1,2,2,0,0,0,0,0,0,0,0,0,0,0,0,
|
||||
2,2,2,2,2,2,3,3,0,0,0,0,0,0,0,0,
|
||||
@ -1288,7 +1375,7 @@ void stChannel_Decode2(stChannel *ch,clData *data){
|
||||
3,3,3,3,3,3,4,4,4,4,4,4,4,4,4,4,
|
||||
3,3,4,4,4,4,4,4,4,4,4,4,4,4,4,4,
|
||||
};
|
||||
static const float list3[]={
|
||||
static const float stChannel_Decode2_list3[]={
|
||||
+0,+0,+0,+0,+0,+0,+0,+0,+0,+0,+0,+0,+0,+0,+0,+0,
|
||||
+0,+0,+1,-1,+0,+0,+0,+0,+0,+0,+0,+0,+0,+0,+0,+0,
|
||||
+0,+0,+1,+1,-1,-1,+2,-2,+0,+0,+0,+0,+0,+0,+0,+0,
|
||||
@ -1298,6 +1385,8 @@ void stChannel_Decode2(stChannel *ch,clData *data){
|
||||
+0,+0,+1,+1,-1,-1,+2,-2,+3,-3,+4,-4,+5,-5,+6,-6,
|
||||
+0,+0,+1,-1,+2,-2,+3,-3,+4,-4,+5,-5,+6,-6,+7,-7,
|
||||
};
|
||||
|
||||
void stChannel_Decode2(stChannel *ch,clData *data){
|
||||
unsigned int i;
|
||||
const unsigned int count=ch->count;
|
||||
const char *scale=ch->scale;
|
||||
@ -1306,12 +1395,12 @@ void stChannel_Decode2(stChannel *ch,clData *data){
|
||||
for(i=0;i<count;i++){
|
||||
float f;
|
||||
int s=scale[i];
|
||||
int bitSize=list1[s];
|
||||
int bitSize=stChannel_Decode2_list1[s];
|
||||
int v=clData_GetBit(data,bitSize);
|
||||
if(s<8){
|
||||
v+=s<<4;
|
||||
clData_AddBit(data,list2[v]-bitSize);
|
||||
f=list3[v];
|
||||
clData_AddBit(data,stChannel_Decode2_list2[v]-bitSize);
|
||||
f=stChannel_Decode2_list3[v];
|
||||
}else{
|
||||
v=(1-((v&1)<<1))*(v>>1);
|
||||
if(!v)clData_AddBit(data,-1);
|
||||
@ -1326,9 +1415,7 @@ void stChannel_Decode2(stChannel *ch,clData *data){
|
||||
// デコード第三段階
|
||||
// ブロックデータ修正その１ ※v2.0から追加
|
||||
//--------------------------------------------------
|
||||
void stChannel_Decode3(stChannel *ch,unsigned int a,unsigned int b,unsigned int c,unsigned int d){
|
||||
if(ch->type!=2&&b){
|
||||
static const unsigned int listInt[2][0x40]={
|
||||
static const unsigned int stChannel_Decode3_listInt[2][0x40]={
|
||||
{
|
||||
0x00000000,0x00000000,0x32A0B051,0x32D61B5E,0x330EA43A,0x333E0F68,0x337D3E0C,0x33A8B6D5,
|
||||
0x33E0CCDF,0x3415C3FF,0x34478D75,0x3484F1F6,0x34B123F6,0x34EC0719,0x351D3EDA,0x355184DF,
|
||||
@ -1349,14 +1436,17 @@ void stChannel_Decode3(stChannel *ch,unsigned int a,unsigned int b,unsigned int
|
||||
0x4B11C3D3,0x4B4238D2,0x4B8164D2,0x4BAC6897,0x4BE5B907,0x4C190B88,0x4C4BEC15,0x00000000,
|
||||
}
|
||||
};
|
||||
static const float *listFloat=(float *)listInt[1];
|
||||
static const float *stChannel_Decode3_listFloat=(float *)stChannel_Decode3_listInt[1];
|
||||
|
||||
void stChannel_Decode3(stChannel *ch,unsigned int a,unsigned int b,unsigned int c,unsigned int d){
|
||||
if(ch->type!=2&&b){
|
||||
unsigned int i, j, k, l;
|
||||
const char *value=ch->value;
|
||||
const char *value3=ch->value3;
|
||||
float *block=ch->block;
|
||||
for(i=0,k=c,l=c-1;i<a;i++){
|
||||
for(j=0;j<b&&k<d;j++,l--){
|
||||
block[k++]=listFloat[value3[i]-value[l]]*block[l];
|
||||
block[k++]=stChannel_Decode3_listFloat[value3[i]-value[l]]*block[l];
|
||||
}
|
||||
}
|
||||
block[0x80-1]=0;
|
||||
@ -1367,9 +1457,7 @@ void stChannel_Decode3(stChannel *ch,unsigned int a,unsigned int b,unsigned int
|
||||
// デコード第四段階
|
||||
// ブロックデータ修正その２
|
||||
//--------------------------------------------------
|
||||
void stChannel_Decode4(stChannel *ch,int index,unsigned int a,unsigned int b,unsigned int c){
|
||||
if(ch->type==1&&c){
|
||||
static const unsigned int listInt[]={
|
||||
static const unsigned int stChannel_Decode4_listInt[]={
|
||||
// v2.0
|
||||
0x40000000,0x3FEDB6DB,0x3FDB6DB7,0x3FC92492,0x3FB6DB6E,0x3FA49249,0x3F924925,0x3F800000,
|
||||
0x3F5B6DB7,0x3F36DB6E,0x3F124925,0x3EDB6DB7,0x3E924925,0x3E124925,0x00000000,0x00000000,
|
||||
@ -1386,7 +1474,10 @@ void stChannel_Decode4(stChannel *ch,int index,unsigned int a,unsigned int b,uns
|
||||
//0x40000000,0x3FEDB6DB,0x3FDB6DB7,0x3FC92492,0x3FB6DB6E,0x3FA49249,0x3F924925,0x3F800000,
|
||||
//0x3F5B6DB7,0x3F36DB6E,0x3F124925,0x3EDB6DB7,0x3E924925,0x3E124925,0x00000000,0x00000000,
|
||||
};
|
||||
float f1=((float *)listInt)[ch[1].value2[index]];
|
||||
|
||||
void stChannel_Decode4(stChannel *ch,int index,unsigned int a,unsigned int b,unsigned int c){
|
||||
if(ch->type==1&&c){
|
||||
float f1=((float *)stChannel_Decode4_listInt)[ch[1].value2[index]];
|
||||
float f2=f1-2.0f;
|
||||
float *s=&ch->block[b];
|
||||
float *d=&ch[1].block[b];
|
||||
@ -1403,8 +1494,7 @@ void stChannel_Decode4(stChannel *ch,int index,unsigned int a,unsigned int b,uns
|
||||
// デコード第五段階
|
||||
// 波形データを生成
|
||||
//--------------------------------------------------
|
||||
void stChannel_Decode5(stChannel *ch,int index){
|
||||
static const unsigned int list1Int[7][0x40]={
|
||||
static const unsigned int stChannel_Decode5_list1Int[7][0x40]={
|
||||
{
|
||||
0x3DA73D75,0x3DA73D75,0x3DA73D75,0x3DA73D75,0x3DA73D75,0x3DA73D75,0x3DA73D75,0x3DA73D75,
|
||||
0x3DA73D75,0x3DA73D75,0x3DA73D75,0x3DA73D75,0x3DA73D75,0x3DA73D75,0x3DA73D75,0x3DA73D75,
|
||||
@ -1470,7 +1560,7 @@ void stChannel_Decode5(stChannel *ch,int index){
|
||||
0x3F44E3F5,0x3F42DE29,0x3F40D0DA,0x3F3EBC1B,0x3F3CA003,0x3F3A7CA4,0x3F385216,0x3F36206C,
|
||||
}
|
||||
};
|
||||
static const unsigned int list2Int[7][0x40]={
|
||||
static const unsigned int stChannel_Decode5_list2Int[7][0x40]={
|
||||
{
|
||||
0xBD0A8BD4,0x3D0A8BD4,0x3D0A8BD4,0xBD0A8BD4,0x3D0A8BD4,0xBD0A8BD4,0xBD0A8BD4,0x3D0A8BD4,
|
||||
0x3D0A8BD4,0xBD0A8BD4,0xBD0A8BD4,0x3D0A8BD4,0xBD0A8BD4,0x3D0A8BD4,0x3D0A8BD4,0xBD0A8BD4,
|
||||
@ -1536,7 +1626,7 @@ void stChannel_Decode5(stChannel *ch,int index){
|
||||
0xBF239DA9,0xBF26050A,0xBF286605,0xBF2AC082,0xBF2D1469,0xBF2F61A5,0xBF31A81D,0xBF33E7BC,
|
||||
}
|
||||
};
|
||||
static const unsigned int list3Int[2][0x40]={
|
||||
static const unsigned int stChannel_Decode5_list3Int[2][0x40]={
|
||||
{
|
||||
0x3A3504F0,0x3B0183B8,0x3B70C538,0x3BBB9268,0x3C04A809,0x3C308200,0x3C61284C,0x3C8B3F17,
|
||||
0x3CA83992,0x3CC77FBD,0x3CE91110,0x3D0677CD,0x3D198FC4,0x3D2DD35C,0x3D434643,0x3D59ECC1,
|
||||
@ -1557,6 +1647,8 @@ void stChannel_Decode5(stChannel *ch,int index){
|
||||
0xBF7FF688,0xBF7FF9D0,0xBF7FFC32,0xBF7FFDDA,0xBF7FFEED,0xBF7FFF8F,0xBF7FFFDF,0xBF7FFFFC,
|
||||
}
|
||||
};
|
||||
|
||||
void stChannel_Decode5(stChannel *ch,int index){
|
||||
const float *s, *s1, *s2;
|
||||
float *d;
|
||||
unsigned int i, count1, count2, j, k;
|
||||
@ -1579,8 +1671,8 @@ void stChannel_Decode5(stChannel *ch,int index){
|
||||
}
|
||||
s=ch->wav1;d=ch->block;
|
||||
for(i=0,count1=0x40,count2=1;i<7;i++,count1>>=1,count2<<=1){
|
||||
const float *list1Float=(const float *)list1Int[i];
|
||||
const float *list2Float=(const float *)list2Int[i];
|
||||
const float *list1Float=(const float *)stChannel_Decode5_list1Int[i];
|
||||
const float *list2Float=(const float *)stChannel_Decode5_list2Int[i];
|
||||
s1=s;
|
||||
s2=&s1[count2];
|
||||
float *d1=d;
|
||||
@ -1604,7 +1696,7 @@ void stChannel_Decode5(stChannel *ch,int index){
|
||||
}
|
||||
d=ch->wav2;
|
||||
for(i=0;i<0x80;i++)*(d++)=*(s++);
|
||||
s=(const float *)list3Int;d=ch->wave[index];
|
||||
s=(const float *)stChannel_Decode5_list3Int;d=ch->wave[index];
|
||||
s1=&ch->wav2[0x40];s2=ch->wav3;
|
||||
for(int i=0;i<0x40;i++)*(d++)=*(s1++)**(s++)+*(s2++);
|
||||
for(int i=0;i<0x40;i++)*(d++)=*(s++)**(--s1)-*(s2++);
|
||||
|
||||
@ -635,6 +635,8 @@ void close_vgmstream(VGMSTREAM * vgmstream) {
|
||||
if (vgmstream->coding_type==coding_CRI_HCA) {
|
||||
hca_codec_data *data = (hca_codec_data *) vgmstream->codec_data;
|
||||
if (vgmstream->codec_data) {
|
||||
clHCA *hca = (clHCA *)(data + 1);
|
||||
clHCA_done(hca);
|
||||
if (data->streamfile) close_streamfile(data->streamfile);
|
||||
free(vgmstream->codec_data);
|
||||
vgmstream->codec_data = NULL;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user