Opus: opus_multistream.h File Reference

IETF low-delay audio codec: API and operations manual
| 1.0.3

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opus_multistream.h File Reference

Opus reference implementation multistream API. More...

`#include "opus.h"`

Go to the source code of this file.

## Macros
#define | OPUS_MULTISTREAM_GET_ENCODER_STATE(x, y)
| Gets the encoder state for an individual stream of a multistream encoder. More...
#define | OPUS_MULTISTREAM_GET_DECODER_STATE(x, y)
| Gets the decoder state for an individual stream of a multistream decoder. More...

## Typedefs
typedef struct OpusMSEncoder | OpusMSEncoder
| Opus multistream encoder state. More...
typedef struct OpusMSDecoder | OpusMSDecoder
| Opus multistream decoder state. More...

## Functions
Multistream encoder functions
opus_int32 | opus_multistream_encoder_get_size (int streams, int coupled_streams)
| Gets the size of an OpusMSEncoder structure. More...
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. More...
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. More...
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. More...
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. More...
void | opus_multistream_encoder_destroy (OpusMSEncoder *st)
| Frees an `OpusMSEncoder` allocated by opus_multistream_encoder_create(). More...
int | opus_multistream_encoder_ctl (OpusMSEncoder *st, int request,...)
| Perform a CTL function on a multistream Opus encoder. More...
Multistream decoder functions
opus_int32 | opus_multistream_decoder_get_size (int streams, int coupled_streams)
| Gets the size of an `OpusMSDecoder` structure. More...
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. More...
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. More...
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. More...
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. More...
int | opus_multistream_decoder_ctl (OpusMSDecoder *st, int request,...)
| Perform a CTL function on a multistream Opus decoder. More...
void | opus_multistream_decoder_destroy (OpusMSDecoder *st)
| Frees an `OpusMSDecoder` allocated by opus_multistream_decoder_create(). More...

## Detailed Description

Opus reference implementation multistream API.

For more information visit the Opus Website. |