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00036 #ifndef BITS_H
00037 #define BITS_H
00038
00039 #ifdef __cplusplus
00040 extern "C" {
00041 #endif
00042
00044 #define MAX_BYTES_PER_FRAME 2000
00045
00047 typedef struct SpeexBits {
00048 char *bytes;
00049 int nbBits;
00050 int bytePtr;
00051 int bitPtr;
00052 int owner;
00053 int overflow;
00054 int buf_size;
00055 int reserved1;
00056 void *reserved2;
00057 } SpeexBits;
00058
00060 void speex_bits_init(SpeexBits *bits);
00061
00063 void speex_bits_init_buffer(SpeexBits *bits, void *buff, int buf_size);
00064
00066 void speex_bits_destroy(SpeexBits *bits);
00067
00069 void speex_bits_reset(SpeexBits *bits);
00070
00072 void speex_bits_rewind(SpeexBits *bits);
00073
00075 void speex_bits_read_from(SpeexBits *bits, char *bytes, int len);
00076
00082 void speex_bits_read_whole_bytes(SpeexBits *bits, char *bytes, int len);
00083
00085 int speex_bits_write(SpeexBits *bits, char *bytes, int max_len);
00086
00088 int speex_bits_write_whole_bytes(SpeexBits *bits, char *bytes, int max_len);
00089
00095 void speex_bits_pack(SpeexBits *bits, int data, int nbBits);
00096
00103 int speex_bits_unpack_signed(SpeexBits *bits, int nbBits);
00104
00111 unsigned int speex_bits_unpack_unsigned(SpeexBits *bits, int nbBits);
00112
00118 int speex_bits_nbytes(SpeexBits *bits);
00119
00121 unsigned int speex_bits_peek_unsigned(SpeexBits *bits, int nbBits);
00122
00128 int speex_bits_peek(SpeexBits *bits);
00129
00135 void speex_bits_advance(SpeexBits *bits, int n);
00136
00141 int speex_bits_remaining(SpeexBits *bits);
00142
00148 void speex_bits_insert_terminator(SpeexBits *bits);
00149
00150 #ifdef __cplusplus
00151 }
00152 #endif
00153
00154 #endif