ref: 892fd9297717d2f60fd56856e96d45b202945f0a
dir: /src/opusenc.h/
#ifndef __OPUSENC_H #define __OPUSENC_H #include <opus_types.h> #include <ogg/ogg.h> #ifdef ENABLE_NLS #include <libintl.h> #define _(X) gettext(X) #else #define _(X) (X) #define textdomain(X) #define bindtextdomain(X, Y) #endif #ifdef gettext_noop #define N_(X) gettext_noop(X) #else #define N_(X) (X) #endif typedef long (*audio_read_func)(void *src, float *buffer, int samples); typedef struct { audio_read_func read_samples; void *readdata; opus_int64 total_samples_per_channel; int rawmode; int channels; long rate; int gain; int samplesize; int endianness; char *infilename; int ignorelength; int skip; int extraout; char *comments; int comments_length; int copy_comments; } oe_enc_opt; void setup_scaler(oe_enc_opt *opt, float scale); void clear_scaler(oe_enc_opt *opt); void setup_padder(oe_enc_opt *opt, ogg_int64_t *original_samples); void clear_padder(oe_enc_opt *opt); int setup_downmix(oe_enc_opt *opt, int out_channels); void clear_downmix(oe_enc_opt *opt); void comment_add(char **comments, int* length, char *tag, char *val); typedef struct { int (*id_func)(unsigned char *buf, int len); /* Returns true if can load file */ int id_data_len; /* Amount of data needed to id whether this can load the file */ int (*open_func)(FILE *in, oe_enc_opt *opt, unsigned char *buf, int buflen); void (*close_func)(void *); char *format; char *description; } input_format; typedef struct { short format; short channels; int samplerate; int bytespersec; short align; short samplesize; unsigned int mask; } wav_fmt; typedef struct { short channels; short samplesize; opus_int64 totalsamples; opus_int64 samplesread; FILE *f; short bigendian; int *channel_permute; } wavfile; typedef struct { short channels; opus_int64 totalframes; short samplesize; int rate; int offset; int blocksize; } aiff_fmt; typedef wavfile aifffile; /* They're the same */ input_format *open_audio_file(FILE *in, oe_enc_opt *opt); int raw_open(FILE *in, oe_enc_opt *opt, unsigned char *buf, int buflen); int wav_open(FILE *in, oe_enc_opt *opt, unsigned char *buf, int buflen); int aiff_open(FILE *in, oe_enc_opt *opt, unsigned char *buf, int buflen); int wav_id(unsigned char *buf, int len); int aiff_id(unsigned char *buf, int len); void wav_close(void *); void raw_close(void *); int setup_resample(oe_enc_opt *opt, int complexity, long outfreq); void clear_resample(oe_enc_opt *opt); long wav_read(void *, float *buffer, int samples); long wav_ieee_read(void *, float *buffer, int samples); #endif /* __OPUSENC_H */