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mpg123/mpg123.h  view on Meta::CPAN

      unsigned preflag;
      unsigned scalefac_scale;
      unsigned count1table_select;
      real *full_gain[3];
      real *pow2gain;
};

struct III_sideinfo
{
  unsigned main_data_begin;
  unsigned private_bits;
  struct {
    struct gr_info_s gr[2];
  } ch[2];
};

extern struct reader *open_stream(char *,int fd);
extern void read_frame_init (struct frame *fr);
extern int read_frame(struct reader *rd,struct frame *fr);
extern int play_frame(struct mpstr *mp,int init,struct frame *fr);
extern int do_layer3(struct mpstr *mp,struct frame *fr,int,struct audio_info_struct *);
extern int do_layer2(struct mpstr *mp,struct frame *fr,int,struct audio_info_struct *);
extern int do_layer1(struct mpstr *mp,struct frame *fr,int,struct audio_info_struct *);
extern void do_equalizer(real *bandPtr,int channel);

#ifdef PENTIUM_OPT
extern int synth_1to1_pent (real *,int,unsigned char *);
#endif
extern int synth_1to1 (real *,int,unsigned char *,int *);
extern int synth_1to1_8bit (real *,int,unsigned char *,int *);
extern int synth_1to1_mono (real *,unsigned char *,int *);
extern int synth_1to1_mono2stereo (real *,unsigned char *,int *);
extern int synth_1to1_8bit_mono (real *,unsigned char *,int *);
extern int synth_1to1_8bit_mono2stereo (real *,unsigned char *,int *);

extern int synth_2to1 (real *,int,unsigned char *,int *);
extern int synth_2to1_8bit (real *,int,unsigned char *,int *);
extern int synth_2to1_mono (real *,unsigned char *,int *);
extern int synth_2to1_mono2stereo (real *,unsigned char *,int *);
extern int synth_2to1_8bit_mono (real *,unsigned char *,int *);
extern int synth_2to1_8bit_mono2stereo (real *,unsigned char *,int *);

extern int synth_4to1 (real *,int,unsigned char *,int *);
extern int synth_4to1_8bit (real *,int,unsigned char *,int *);
extern int synth_4to1_mono (real *,unsigned char *,int *);
extern int synth_4to1_mono2stereo (real *,unsigned char *,int *);
extern int synth_4to1_8bit_mono (real *,unsigned char *,int *);
extern int synth_4to1_8bit_mono2stereo (real *,unsigned char *,int *);

extern int synth_ntom (real *,int,unsigned char *,int *);
extern int synth_ntom_8bit (real *,int,unsigned char *,int *);
extern int synth_ntom_mono (real *,unsigned char *,int *);
extern int synth_ntom_mono2stereo (real *,unsigned char *,int *);
extern int synth_ntom_8bit_mono (real *,unsigned char *,int *);
extern int synth_ntom_8bit_mono2stereo (real *,unsigned char *,int *);

extern void rewindNbits(int bits);
extern int  hsstell(void);
extern void huffman_decoder(int ,int *);
extern void huffman_count1(int,int *);
extern void print_stat(struct reader *rd,struct frame *fr,int no,long buffsize,struct audio_info_struct *ai);
extern int get_songlen(struct reader *rd,struct frame *fr,int no);

extern void init_layer3(int);
extern void init_layer2(void);
extern void make_decode_tables(long scale);
extern void make_conv16to8_table(int);
extern void dct64(real *,real *,real *);

#ifdef USE_MMX
extern void dct64_MMX(short *a,short *b,real *c);
extern int synth_1to1_MMX(real *, int, short *, short *, int *);
#endif

extern void synth_ntom_set_step(long,long);

extern void control_generic(struct mpstr *,struct frame *fr);
extern void control_sajber(struct mpstr *,struct frame *fr);
extern void control_tk3play(struct mpstr *,struct frame *fr);

extern int cdr_open(struct audio_info_struct *ai, char *ame);
extern int au_open(struct audio_info_struct *ai, char *name);
extern int wav_open(struct audio_info_struct *ai, char *wavfilename);
extern int wav_write(unsigned char *buf,int len);
extern int cdr_close(void);
extern int au_close(void);
extern int wav_close(void);

extern int au_open(struct audio_info_struct *ai, char *aufilename);
extern int au_close(void);

extern int cdr_open(struct audio_info_struct *ai, char *cdrfilename);
extern int cdr_close(void);

extern int getVBRHeader(struct vbrHeader *head,unsigned char *buf, 
	struct frame *fr);


extern unsigned char *conv16to8;
extern long freqs[9];
extern real muls[27][64];
extern real decwin[512+32];
#ifndef USE_MMX
extern real *pnts[5];
#endif

extern real equalizer[2][32];
extern real equalizer_sum[2][32];
extern int equalizer_cnt;

extern struct audio_name audio_val2name[];

extern struct parameter param;

/* 486 optimizations */
#define FIR_BUFFER_SIZE  128
extern void dct64_486(int *a,int *b,real *c);
extern int synth_1to1_486(real *bandPtr,int channel,unsigned char *out,int nb_blocks);

/* 3DNow! optimizations */
#ifdef USE_3DNOW