fixed ttadec to support reentrancy

1 files changed, 102 insertions, 176 deletions

diff --git a/plugins/tta/ttadec.h b/plugins/tta/ttadec.h
index 90ae1562..0e39389b 100644
--- a/plugins/tta/ttadec.h
+++ b/plugins/tta/ttadec.h
@@ -39,6 +39,8 @@
 #ifndef TTADEC_H_
 #define TTADEC_H_
 
+#include "../../deadbeef.h"
+
 #ifdef _WIN32
 #pragma pack(1)
 #define __ATTRIBUTE_PACKED__
@@ -60,100 +62,6 @@
 	typedef unsigned long long uint64;
 #endif
 
-const unsigned int crc32_table[256] = {
-	0x00000000, 0x77073096, 0xee0e612c, 0x990951ba,
-	0x076dc419, 0x706af48f, 0xe963a535, 0x9e6495a3,
-	0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988,
-	0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91,
-	0x1db71064, 0x6ab020f2, 0xf3b97148, 0x84be41de,
-	0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7,
-	0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec,
-	0x14015c4f, 0x63066cd9, 0xfa0f3d63, 0x8d080df5,
-	0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172,
-	0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b,
-	0x35b5a8fa, 0x42b2986c, 0xdbbbc9d6, 0xacbcf940,
-	0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59,
-	0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116,
-	0x21b4f4b5, 0x56b3c423, 0xcfba9599, 0xb8bda50f,
-	0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924,
-	0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d,
-	0x76dc4190, 0x01db7106, 0x98d220bc, 0xefd5102a,
-	0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433,
-	0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818,
-	0x7f6a0dbb, 0x086d3d2d, 0x91646c97, 0xe6635c01,
-	0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e,
-	0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457,
-	0x65b0d9c6, 0x12b7e950, 0x8bbeb8ea, 0xfcb9887c,
-	0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65,
-	0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2,
-	0x4adfa541, 0x3dd895d7, 0xa4d1c46d, 0xd3d6f4fb,
-	0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0,
-	0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9,
-	0x5005713c, 0x270241aa, 0xbe0b1010, 0xc90c2086,
-	0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f,
-	0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4,
-	0x59b33d17, 0x2eb40d81, 0xb7bd5c3b, 0xc0ba6cad,
-	0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a,
-	0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683,
-	0xe3630b12, 0x94643b84, 0x0d6d6a3e, 0x7a6a5aa8,
-	0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1,
-	0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe,
-	0xf762575d, 0x806567cb, 0x196c3671, 0x6e6b06e7,
-	0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc,
-	0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5,
-	0xd6d6a3e8, 0xa1d1937e, 0x38d8c2c4, 0x4fdff252,
-	0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b,
-	0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60,
-	0xdf60efc3, 0xa867df55, 0x316e8eef, 0x4669be79,
-	0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236,
-	0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f,
-	0xc5ba3bbe, 0xb2bd0b28, 0x2bb45a92, 0x5cb36a04,
-	0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d,
-	0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a,
-	0x9c0906a9, 0xeb0e363f, 0x72076785, 0x05005713,
-	0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38,
-	0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21,
-	0x86d3d2d4, 0xf1d4e242, 0x68ddb3f8, 0x1fda836e,
-	0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777,
-	0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c,
-	0x8f659eff, 0xf862ae69, 0x616bffd3, 0x166ccf45,
-	0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2,
-	0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db,
-	0xaed16a4a, 0xd9d65adc, 0x40df0b66, 0x37d83bf0,
-	0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9,
-	0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6,
-	0xbad03605, 0xcdd70693, 0x54de5729, 0x23d967bf,
-	0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94,
-	0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d
-}; 
-
-const unsigned int bit_mask[] = {
-	0x00000000, 0x00000001, 0x00000003, 0x00000007,
-	0x0000000f, 0x0000001f, 0x0000003f, 0x0000007f,
-	0x000000ff, 0x000001ff, 0x000003ff, 0x000007ff,
-	0x00000fff, 0x00001fff, 0x00003fff, 0x00007fff,
-	0x0000ffff, 0x0001ffff, 0x0003ffff, 0x0007ffff,
-	0x000fffff, 0x001fffff, 0x003fffff, 0x007fffff,
-	0x00ffffff, 0x01ffffff, 0x03ffffff, 0x07ffffff,
-	0x0fffffff, 0x1fffffff, 0x3fffffff, 0x7fffffff,
-	0xffffffff
-};
-
-const unsigned int bit_shift[] = {
-	0x00000001, 0x00000002, 0x00000004, 0x00000008,
-	0x00000010, 0x00000020, 0x00000040, 0x00000080,
-	0x00000100, 0x00000200, 0x00000400, 0x00000800,
-	0x00001000, 0x00002000, 0x00004000, 0x00008000,
-	0x00010000, 0x00020000, 0x00040000, 0x00080000,
-	0x00100000, 0x00200000, 0x00400000, 0x00800000,
-	0x01000000, 0x02000000, 0x04000000, 0x08000000,
-	0x10000000, 0x20000000, 0x40000000, 0x80000000,
-	0x80000000, 0x80000000, 0x80000000, 0x80000000,
-	0x80000000, 0x80000000, 0x80000000, 0x80000000
-};
-
-const unsigned int *shift_16 = bit_shift + 4;
-
 typedef unsigned char byte;
 
 #ifdef _BIG_ENDIAN
@@ -208,100 +116,118 @@ typedef struct {
 	int last;
 } decoder;
 
-/*****************************************************************
- *            ID3 reader definitions and prototypes              *
- *****************************************************************/
-
-#define ID3_VERSION 3
+//#define _BIG_ENDIAN
 
-/* ID3 common headers set */
+#define MAX_BPS         24	// Max supported Bit resolution
+#define MAX_NCH         8	// Max supported number of channels
 
-#define TIT2    1
-#define TPE1    2
-#define TALB    3
-#define TRCK    4
-#define TYER    5
-#define TCON    6
-#define COMM    7
+#ifndef MAXLINE
+#define MAX_LINE        1024
+#endif
 
-/* ID3 tag checked flags */
+// return codes
+#define NO_ERROR        0	// No errors found
+#define OPEN_ERROR      1	// Can't open file
+#define FORMAT_ERROR    2	// Unknown TTA format version
+#define PLAYER_ERROR    3	// Not supported file format
+#define FILE_ERROR      4	// File is corrupted
+#define READ_ERROR      5	// Can't read from file
+#define MEMORY_ERROR    6	// Insufficient memory available
 
-#define ID3_UNSYNCHRONISATION_FLAG      0x80
-#define ID3_EXTENDEDHEADER_FLAG         0x40
-#define ID3_EXPERIMENTALTAG_FLAG        0x20
-#define ID3_FOOTERPRESENT_FLAG          0x10
+#define FRAME_TIME              1.04489795918367346939
+#define SEEK_STEP               (int)(FRAME_TIME * 1000)
 
-/* ID3 frame checked flags */
+#define ISO_BUFFER_LENGTH       (1024*32)
+#define ISO_NBUFFERS            (8)
+#define ISO_BUFFERS_SIZE        (ISO_BUFFER_LENGTH*ISO_NBUFFERS)
+#define PCM_BUFFER_LENGTH       (4608)
 
-#define FRAME_COMPRESSION_FLAG          0x0008
-#define FRAME_ENCRYPTION_FLAG           0x0004
-#define FRAME_UNSYNCHRONISATION_FLAG    0x0002
+typedef struct {
+	DB_FILE           *HANDLE;		// file handle
+	unsigned int   FILESIZE;	// compressed size
+	unsigned short NCH;		// number of channels
+	unsigned short BPS;		// bits per sample
+	unsigned short BSIZE;		// byte size
+	unsigned short FORMAT;		// audio format
+	unsigned int   SAMPLERATE;	// samplerate (sps)
+	unsigned int   DATALENGTH;	// data length in samples
+	unsigned int   FRAMELEN;	// frame length
+	unsigned int   LENGTH;		// playback time (sec)
+	unsigned int   STATE;		// return code
+	unsigned int   DATAPOS;		// size of ID3v2 header
+	unsigned int   BITRATE;		// average bitrate (kbps)
+	double         COMPRESS;	// compression ratio
+    unsigned int *seek_table;	// the playing position table
+    unsigned int st_state;	//seek table status
+    unsigned int fframes;	// number of frames in file
+    unsigned int framelen;	// the frame length in samples
+    unsigned int lastlen;	// the length of the last frame in samples
+    unsigned int data_pos;	// currently playing frame index
+    unsigned int data_cur;	// the playing position in frame
+    int maxvalue;		// output data max value
+    unsigned int frame_crc32;
+    unsigned int bit_count;
+    unsigned int bit_cache;
+    unsigned char *bitpos;
+    unsigned char isobuffers[ISO_BUFFERS_SIZE + 4];
+    unsigned char *iso_buffers_end;
+    unsigned int pcm_buffer_size;
+    decoder	tta[MAX_NCH];	// decoder state
+    int	cache[MAX_NCH];	// decoder cache
+} tta_info;
+
+/*********************** Library functions *************************/
+
+int	open_tta_file (		// FUNCTION: opens TTA file
+        const char *filename,	// file to open
+        tta_info *info,		// file info structure
+        unsigned int offset);	// ID3v2 header size
+/*
+ * RETURN VALUE
+ * This function returns 0 if success. Otherwise, -1 is returned
+ * and the variable STATE of the currently using info structure
+ * is set to indicate the error.
+ *
+ */
 
-/* ID3 field text encoding */
+void    close_tta_file (	// FUNCTION: closes currently playing file
+        tta_info *info);	// file info structure
 
-#define FIELD_TEXT_ISO_8859_1           0x00
-#define FIELD_TEXT_UTF_16               0x01
-#define FIELD_TEXT_UTF_16BE             0x02
-#define FIELD_TEXT_UTF_8                0x03
+int	set_position (		// FUNCTION: sets playback position
+        tta_info *info, // tta context
+        unsigned int pos);	// seek position = seek_time_ms / SEEK_STEP
+/*
+ * RETURN VALUE
+ * This function returns 0 if success. Otherwise, -1 is returned
+ * and the variable STATE of the currently using info structure
+ * is set to indicate the error.
+ *
+ */
 
-typedef struct {
-	unsigned char  id[3];
-	unsigned char  title[30];
-	unsigned char  artist[30];
-	unsigned char  album[30];
-	unsigned char  year[4];
-	unsigned char  comment[28];
-	unsigned char  zero;
-	unsigned char  track;
-	unsigned char  genre;
-} __ATTRIBUTE_PACKED__ id3v1_tag;
+int	player_init (		// FUNCTION: initializes TTA player
+        tta_info *info);	// file info structure
+/*
+ * RETURN VALUE
+ * This function returns 0 if success. Otherwise, -1 is returned
+ * and the variable STATE of the currently using info structure
+ * is set to indicate the error.
+ *
+ */
 
-typedef struct {
-	unsigned char  id[3];
-	unsigned short version;
-	unsigned char  flags;
-	unsigned char  size[4];
-} __ATTRIBUTE_PACKED__ id3v2_tag;
+void    player_stop (tta_info *info);	// FUNCTION: destroys memory pools
 
-typedef struct {
-	unsigned char  id[4];
-	unsigned char  size[4];
-	unsigned short flags;
-} __ATTRIBUTE_PACKED__ id3v2_frame;
+int	get_samples (		// FUNCTION: decode PCM_BUFFER_LENGTH samples
+        tta_info *info,
+        unsigned char *buffer);	// into the current PCM buffer position
+/*
+ * RETURN VALUE
+ * This function returns the number of samples successfully decoded.
+ * Otherwise, -1 is returned and the variable STATE of the currently
+ * using info structure is set to indicate the error.
+ *
+ */
 
-static char *genre[] = {
-    "Blues",  "Classic Rock",  "Country", "Dance", "Disco", "Funk",
-    "Grunge",  "Hip-Hop",  "Jazz",  "Metal",  "New Age",  "Oldies",
-    "Other",  "Pop",  "R&B",  "Rap",  "Reggae",  "Rock",  "Techno",
-    "Industrial",  "Alternative",  "Ska",  "Death Metal", "Pranks",
-    "Soundtrack",  "Euro-Techno",  "Ambient",  "Trip-Hop", "Vocal",
-    "Jazz+Funk",  "Fusion",  "Trance", "Classical", "Instrumental",
-    "Acid",   "House",  "Game",  "Sound Clip",  "Gospel",  "Noise",
-    "AlternRock",  "Bass",  "Soul",  "Punk", "Space", "Meditative",
-    "Instrumental Pop",  "Instrumental Rock",  "Ethnic",  "Gothic",
-    "Darkwave",   "Techno-Industrial",   "Electronic",  "Pop-Folk",
-    "Eurodance",   "Dream",   "Southern Rock",   "Comedy",  "Cult",
-    "Gangsta",  "Top 40",  "Christian Rap",  "Pop/Funk",  "Jungle",
-    "Native American",    "Cabaret",   "New Wave",   "Psychedelic",
-    "Rave",  "Showtunes", "Trailer", "Lo-Fi", "Tribal","Acid Punk",
-    "Acid Jazz",   "Polka",   "Retro",   "Musical",  "Rock & Roll",
-    "Hard Rock",  "Folk",  "Folk/Rock",  "National Folk",  "Swing",
-    "Fast-Fusion",    "Bebob",    "Latin",   "Revival",   "Celtic",
-    "Bluegrass",  "Avantgarde",  "Gothic Rock", "Progressive Rock",
-    "Psychedelic Rock",  "Symphonic Rock", "Slow Rock", "Big Band",
-    "Chorus",  "Easy Listening",  "Acoustic",  "Humour",  "Speech",
-    "Chanson",   "Opera",  "Chamber Music",  "Sonata",  "Symphony",
-    "Booty Bass",  "Primus",  "Porn Groove",  "Satire", "Slow Jam",
-    "Club", "Tango", "Samba", "Folklore", "Ballad", "Power Ballad",
-    "Rhythmic Soul", "Freestyle", "Duet", "Punk Rock", "Drum Solo",
-    "A Cappella", "Euro-House", "Dance Hall", "Goa", "Drum & Bass",
-    "Club-House",   "Hardcore",   "Terror",   "Indie",   "BritPop",
-    "Negerpunk",   "Polsk Punk",  "Beat",  "Christian Gangsta Rap",
-    "Heavy Metal",            "Black Metal",           "Crossover",
-    "Contemporary Christian",     "Christian Rock",     "Merengue",
-    "Salsa",    "Thrash Metal",    "Anime",   "JPop",   "Synthpop"
-};
+const char *get_error_str (int error); // FUNCTION: get error description
 
-#define GENRES	(sizeof genre / sizeof genre[0])
 
 #endif /* TTADEC_H_ */