118 lines
3.9 KiB
C
118 lines
3.9 KiB
C
|
/* Copyright (c) 2007-2008 CSIRO
|
||
|
|
Copyright (c) 2007-2009 Xiph.Org Foundation
|
||
|
|
Copyright (c) 2008 Gregory Maxwell
|
||
|
|
Written by Jean-Marc Valin and Gregory Maxwell */
|
||
|
|
/**
|
||
|
|
@file celt.h
|
||
|
|
@brief Contains all the functions for encoding and decoding audio
|
||
|
|
*/
|
||
|
|
|
||
|
|
/*
|
||
|
|
Redistribution and use in source and binary forms, with or without
|
||
|
|
modification, are permitted provided that the following conditions
|
||
|
|
are met:
|
||
|
|
|
||
|
|
- Redistributions of source code must retain the above copyright
|
||
|
|
notice, this list of conditions and the following disclaimer.
|
||
|
|
|
||
|
|
- Redistributions in binary form must reproduce the above copyright
|
||
|
|
notice, this list of conditions and the following disclaimer in the
|
||
|
|
documentation and/or other materials provided with the distribution.
|
||
|
|
|
||
|
|
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||
|
|
``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
|
||
|
|
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
|
||
|
|
A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
|
||
|
|
OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
||
|
|
EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
||
|
|
PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
||
|
|
PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
||
|
|
LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
||
|
|
NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
||
|
|
SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef CELT_H
|
||
|
|
#define CELT_H
|
||
|
|
|
||
|
|
#include "opus_types.h"
|
||
|
|
#include "opus_defines.h"
|
||
|
|
#include "opus_custom.h"
|
||
|
|
#include "entenc.h"
|
||
|
|
#include "entdec.h"
|
||
|
|
#include "arch.h"
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
extern "C" {
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#define CELTEncoder OpusCustomEncoder
|
||
|
|
#define CELTDecoder OpusCustomDecoder
|
||
|
|
#define CELTMode OpusCustomMode
|
||
|
|
|
||
|
|
#define _celt_check_mode_ptr_ptr(ptr) ((ptr) + ((ptr) - (const CELTMode**)(ptr)))
|
||
|
|
|
||
|
|
/* Encoder/decoder Requests */
|
||
|
|
|
||
|
|
#define CELT_SET_PREDICTION_REQUEST 10002
|
||
|
|
/** Controls the use of interframe prediction.
|
||
|
|
0=Independent frames
|
||
|
|
1=Short term interframe prediction allowed
|
||
|
|
2=Long term prediction allowed
|
||
|
|
*/
|
||
|
|
#define CELT_SET_PREDICTION(x) CELT_SET_PREDICTION_REQUEST, __opus_check_int(x)
|
||
|
|
|
||
|
|
#define CELT_SET_INPUT_CLIPPING_REQUEST 10004
|
||
|
|
#define CELT_SET_INPUT_CLIPPING(x) CELT_SET_INPUT_CLIPPING_REQUEST, __opus_check_int(x)
|
||
|
|
|
||
|
|
#define CELT_GET_AND_CLEAR_ERROR_REQUEST 10007
|
||
|
|
#define CELT_GET_AND_CLEAR_ERROR(x) CELT_GET_AND_CLEAR_ERROR_REQUEST, __opus_check_int_ptr(x)
|
||
|
|
|
||
|
|
#define CELT_SET_CHANNELS_REQUEST 10008
|
||
|
|
#define CELT_SET_CHANNELS(x) CELT_SET_CHANNELS_REQUEST, __opus_check_int(x)
|
||
|
|
|
||
|
|
|
||
|
|
/* Internal */
|
||
|
|
#define CELT_SET_START_BAND_REQUEST 10010
|
||
|
|
#define CELT_SET_START_BAND(x) CELT_SET_START_BAND_REQUEST, __opus_check_int(x)
|
||
|
|
|
||
|
|
#define CELT_SET_END_BAND_REQUEST 10012
|
||
|
|
#define CELT_SET_END_BAND(x) CELT_SET_END_BAND_REQUEST, __opus_check_int(x)
|
||
|
|
|
||
|
|
#define CELT_GET_MODE_REQUEST 10015
|
||
|
|
/** Get the CELTMode used by an encoder or decoder */
|
||
|
|
#define CELT_GET_MODE(x) CELT_GET_MODE_REQUEST, _celt_check_mode_ptr_ptr(x)
|
||
|
|
|
||
|
|
#define CELT_SET_SIGNALLING_REQUEST 10016
|
||
|
|
#define CELT_SET_SIGNALLING(x) CELT_SET_SIGNALLING_REQUEST, __opus_check_int(x)
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
/* Encoder stuff */
|
||
|
|
|
||
|
|
int celt_encoder_get_size(int channels);
|
||
|
|
|
||
|
|
int celt_encode_with_ec(OpusCustomEncoder * OPUS_RESTRICT st, const opus_val16 * pcm, int frame_size, unsigned char *compressed, int nbCompressedBytes, ec_enc *enc);
|
||
|
|
|
||
|
|
int celt_encoder_init(CELTEncoder *st, opus_int32 sampling_rate, int channels);
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
/* Decoder stuff */
|
||
|
|
|
||
|
|
int celt_decoder_get_size(int channels);
|
||
|
|
|
||
|
|
|
||
|
|
int celt_decoder_init(CELTDecoder *st, opus_int32 sampling_rate, int channels);
|
||
|
|
|
||
|
|
int celt_decode_with_ec(OpusCustomDecoder * OPUS_RESTRICT st, const unsigned char *data, int len, opus_val16 * OPUS_RESTRICT pcm, int frame_size, ec_dec *dec);
|
||
|
|
|
||
|
|
#define celt_encoder_ctl opus_custom_encoder_ctl
|
||
|
|
#define celt_decoder_ctl opus_custom_decoder_ctl
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif /* CELT_H */
|