| Index: webrtc/modules/audio_coding/codecs/opus/opus/src/silk/API.h
|
| diff --git a/webrtc/modules/audio_coding/codecs/opus/opus/src/silk/API.h b/webrtc/modules/audio_coding/codecs/opus/opus/src/silk/API.h
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..0131acbb08fb07a8dd0d15502758ded5a1bc7fa6
|
| --- /dev/null
|
| +++ b/webrtc/modules/audio_coding/codecs/opus/opus/src/silk/API.h
|
| @@ -0,0 +1,134 @@
|
| +/***********************************************************************
|
| +Copyright (c) 2006-2011, Skype Limited. All rights reserved.
|
| +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.
|
| +- Neither the name of Internet Society, IETF or IETF Trust, nor the
|
| +names of specific contributors, may be used to endorse or promote
|
| +products derived from this software without specific prior written
|
| +permission.
|
| +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 SILK_API_H
|
| +#define SILK_API_H
|
| +
|
| +#include "control.h"
|
| +#include "typedef.h"
|
| +#include "errors.h"
|
| +#include "entenc.h"
|
| +#include "entdec.h"
|
| +
|
| +#ifdef __cplusplus
|
| +extern "C"
|
| +{
|
| +#endif
|
| +
|
| +#define SILK_MAX_FRAMES_PER_PACKET 3
|
| +
|
| +/* Struct for TOC (Table of Contents) */
|
| +typedef struct {
|
| + opus_int VADFlag; /* Voice activity for packet */
|
| + opus_int VADFlags[ SILK_MAX_FRAMES_PER_PACKET ]; /* Voice activity for each frame in packet */
|
| + opus_int inbandFECFlag; /* Flag indicating if packet contains in-band FEC */
|
| +} silk_TOC_struct;
|
| +
|
| +/****************************************/
|
| +/* Encoder functions */
|
| +/****************************************/
|
| +
|
| +/***********************************************/
|
| +/* Get size in bytes of the Silk encoder state */
|
| +/***********************************************/
|
| +opus_int silk_Get_Encoder_Size( /* O Returns error code */
|
| + opus_int *encSizeBytes /* O Number of bytes in SILK encoder state */
|
| +);
|
| +
|
| +/*************************/
|
| +/* Init or reset encoder */
|
| +/*************************/
|
| +opus_int silk_InitEncoder( /* O Returns error code */
|
| + void *encState, /* I/O State */
|
| + int arch, /* I Run-time architecture */
|
| + silk_EncControlStruct *encStatus /* O Encoder Status */
|
| +);
|
| +
|
| +/**************************/
|
| +/* Encode frame with Silk */
|
| +/**************************/
|
| +/* Note: if prefillFlag is set, the input must contain 10 ms of audio, irrespective of what */
|
| +/* encControl->payloadSize_ms is set to */
|
| +opus_int silk_Encode( /* O Returns error code */
|
| + void *encState, /* I/O State */
|
| + silk_EncControlStruct *encControl, /* I Control status */
|
| + const opus_int16 *samplesIn, /* I Speech sample input vector */
|
| + opus_int nSamplesIn, /* I Number of samples in input vector */
|
| + ec_enc *psRangeEnc, /* I/O Compressor data structure */
|
| + opus_int32 *nBytesOut, /* I/O Number of bytes in payload (input: Max bytes) */
|
| + const opus_int prefillFlag /* I Flag to indicate prefilling buffers no coding */
|
| +);
|
| +
|
| +/****************************************/
|
| +/* Decoder functions */
|
| +/****************************************/
|
| +
|
| +/***********************************************/
|
| +/* Get size in bytes of the Silk decoder state */
|
| +/***********************************************/
|
| +opus_int silk_Get_Decoder_Size( /* O Returns error code */
|
| + opus_int *decSizeBytes /* O Number of bytes in SILK decoder state */
|
| +);
|
| +
|
| +/*************************/
|
| +/* Init or Reset decoder */
|
| +/*************************/
|
| +opus_int silk_InitDecoder( /* O Returns error code */
|
| + void *decState /* I/O State */
|
| +);
|
| +
|
| +/******************/
|
| +/* Decode a frame */
|
| +/******************/
|
| +opus_int silk_Decode( /* O Returns error code */
|
| + void* decState, /* I/O State */
|
| + silk_DecControlStruct* decControl, /* I/O Control Structure */
|
| + opus_int lostFlag, /* I 0: no loss, 1 loss, 2 decode fec */
|
| + opus_int newPacketFlag, /* I Indicates first decoder call for this packet */
|
| + ec_dec *psRangeDec, /* I/O Compressor data structure */
|
| + opus_int16 *samplesOut, /* O Decoded output speech vector */
|
| + opus_int32 *nSamplesOut, /* O Number of samples decoded */
|
| + int arch /* I Run-time architecture */
|
| +);
|
| +
|
| +#if 0
|
| +/**************************************/
|
| +/* Get table of contents for a packet */
|
| +/**************************************/
|
| +opus_int silk_get_TOC(
|
| + const opus_uint8 *payload, /* I Payload data */
|
| + const opus_int nBytesIn, /* I Number of input bytes */
|
| + const opus_int nFramesPerPayload, /* I Number of SILK frames per payload */
|
| + silk_TOC_struct *Silk_TOC /* O Type of content */
|
| +);
|
| +#endif
|
| +
|
| +#ifdef __cplusplus
|
| +}
|
| +#endif
|
| +
|
| +#endif
|
|
|
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