Manpages - opus_multistream.h.3

#define *OPUS_MULTISTREAM_GET_ENCODER_STATE*(x, y)
Gets the encoder state for an individual stream of a multistream encoder.

#define *OPUS_MULTISTREAM_GET_DECODER_STATE*(x, y)
Gets the decoder state for an individual stream of a multistream decoder.

typedef struct OpusMSEncoder OpusMSEncoder
Opus multistream encoder state.

typedef struct OpusMSDecoder OpusMSDecoder
Opus multistream decoder state.

Multistream encoder functions

opus_int32 opus_multistream_encoder_get_size (int streams, int coupled_streams)
Gets the size of an OpusMSEncoder structure.

opus_int32 opus_multistream_surround_encoder_get_size (int channels, int mapping_family)

OpusMSEncoder * opus_multistream_encoder_create (opus_int32 Fs, int channels, int streams, int coupled_streams, const unsigned char *mapping, int application, int *error)
Allocates and initializes a multistream encoder state.

OpusMSEncoder * opus_multistream_surround_encoder_create (opus_int32 Fs, int channels, int mapping_family, int *streams, int *coupled_streams, unsigned char *mapping, int application, int *error)

int opus_multistream_encoder_init (OpusMSEncoder st, *opus_int32 Fs, int channels, int streams, int coupled_streams, const unsigned char *mapping, int application)
Initialize a previously allocated multistream encoder state.

int opus_multistream_surround_encoder_init (OpusMSEncoder st, *opus_int32 Fs, int channels, int mapping_family, int *streams, int *coupled_streams, unsigned char *mapping, int application)

int opus_multistream_encode (OpusMSEncoder st, const *opus_int16 pcm, int frame_size, unsigned char *data, *opus_int32 max_data_bytes)
Encodes a multistream Opus frame.

int opus_multistream_encode_float (OpusMSEncoder st, const float *pcm, int frame_size, unsigned char *data, *opus_int32 max_data_bytes)
Encodes a multistream Opus frame from floating point input.

void opus_multistream_encoder_destroy (OpusMSEncoder st)
Frees an OpusMSEncoder allocated by *opus_multistream_encoder_create().

int opus_multistream_encoder_ctl (OpusMSEncoder *st, int request,…)
Perform a CTL function on a multistream Opus encoder.

Multistream decoder functions

opus_int32 opus_multistream_decoder_get_size (int streams, int coupled_streams)
Gets the size of an OpusMSDecoder structure.

OpusMSDecoder * opus_multistream_decoder_create (opus_int32 Fs, int channels, int streams, int coupled_streams, const unsigned char *mapping, int *error)
Allocates and initializes a multistream decoder state.

int opus_multistream_decoder_init (OpusMSDecoder st, *opus_int32 Fs, int channels, int streams, int coupled_streams, const unsigned char *mapping)
Intialize a previously allocated decoder state object.

int opus_multistream_decode (OpusMSDecoder st, const unsigned char *data, *opus_int32 len, opus_int16 *pcm, int frame_size, int decode_fec)
Decode a multistream Opus packet.

int opus_multistream_decode_float (OpusMSDecoder st, const unsigned char *data, *opus_int32 len, float *pcm, int frame_size, int decode_fec)
Decode a multistream Opus packet with floating point output.

int opus_multistream_decoder_ctl (OpusMSDecoder *st, int request,…)
Perform a CTL function on a multistream Opus decoder.

void opus_multistream_decoder_destroy (OpusMSDecoder st)
Frees an OpusMSDecoder allocated by *opus_multistream_decoder_create().