mirror of
https://github.com/mollyim/webrtc.git
synced 2025-05-13 22:00:47 +01:00
9d9c2d5795
This CL adds #includes to header files in order to make them self contained after the preprocessor pass. Bug: b/251890128 Change-Id: I81c3ba38fb8ab8a2bbd151ba99aa871fae9f1b1b Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/278422 Reviewed-by: Harald Alvestrand <hta@webrtc.org> Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org> Cr-Commit-Position: refs/heads/main@{#38327}
174 lines
4.9 KiB
C
174 lines
4.9 KiB
C
/*
|
|
* Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree. An additional intellectual property rights grant can be found
|
|
* in the file PATENTS. All contributing project authors may
|
|
* be found in the AUTHORS file in the root of the source tree.
|
|
*/
|
|
|
|
#ifndef MODULES_AUDIO_CODING_CODECS_G722_G722_INTERFACE_H_
|
|
#define MODULES_AUDIO_CODING_CODECS_G722_G722_INTERFACE_H_
|
|
|
|
#include <stddef.h>
|
|
#include <stdint.h>
|
|
|
|
/*
|
|
* Solution to support multiple instances
|
|
*/
|
|
|
|
typedef struct WebRtcG722EncInst G722EncInst;
|
|
typedef struct WebRtcG722DecInst G722DecInst;
|
|
|
|
/*
|
|
* Comfort noise constants
|
|
*/
|
|
|
|
#define G722_WEBRTC_SPEECH 1
|
|
#define G722_WEBRTC_CNG 2
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/****************************************************************************
|
|
* WebRtcG722_CreateEncoder(...)
|
|
*
|
|
* Create memory used for G722 encoder
|
|
*
|
|
* Input:
|
|
* - G722enc_inst : G722 instance for encoder
|
|
*
|
|
* Return value : 0 - Ok
|
|
* -1 - Error
|
|
*/
|
|
int16_t WebRtcG722_CreateEncoder(G722EncInst** G722enc_inst);
|
|
|
|
/****************************************************************************
|
|
* WebRtcG722_EncoderInit(...)
|
|
*
|
|
* This function initializes a G722 instance
|
|
*
|
|
* Input:
|
|
* - G722enc_inst : G722 instance, i.e. the user that should receive
|
|
* be initialized
|
|
*
|
|
* Return value : 0 - Ok
|
|
* -1 - Error
|
|
*/
|
|
|
|
int16_t WebRtcG722_EncoderInit(G722EncInst* G722enc_inst);
|
|
|
|
/****************************************************************************
|
|
* WebRtcG722_FreeEncoder(...)
|
|
*
|
|
* Free the memory used for G722 encoder
|
|
*
|
|
* Input:
|
|
* - G722enc_inst : G722 instance for encoder
|
|
*
|
|
* Return value : 0 - Ok
|
|
* -1 - Error
|
|
*/
|
|
int WebRtcG722_FreeEncoder(G722EncInst* G722enc_inst);
|
|
|
|
/****************************************************************************
|
|
* WebRtcG722_Encode(...)
|
|
*
|
|
* This function encodes G722 encoded data.
|
|
*
|
|
* Input:
|
|
* - G722enc_inst : G722 instance, i.e. the user that should encode
|
|
* a packet
|
|
* - speechIn : Input speech vector
|
|
* - len : Samples in speechIn
|
|
*
|
|
* Output:
|
|
* - encoded : The encoded data vector
|
|
*
|
|
* Return value : Length (in bytes) of coded data
|
|
*/
|
|
|
|
size_t WebRtcG722_Encode(G722EncInst* G722enc_inst,
|
|
const int16_t* speechIn,
|
|
size_t len,
|
|
uint8_t* encoded);
|
|
|
|
/****************************************************************************
|
|
* WebRtcG722_CreateDecoder(...)
|
|
*
|
|
* Create memory used for G722 encoder
|
|
*
|
|
* Input:
|
|
* - G722dec_inst : G722 instance for decoder
|
|
*
|
|
* Return value : 0 - Ok
|
|
* -1 - Error
|
|
*/
|
|
int16_t WebRtcG722_CreateDecoder(G722DecInst** G722dec_inst);
|
|
|
|
/****************************************************************************
|
|
* WebRtcG722_DecoderInit(...)
|
|
*
|
|
* This function initializes a G722 instance
|
|
*
|
|
* Input:
|
|
* - inst : G722 instance
|
|
*/
|
|
|
|
void WebRtcG722_DecoderInit(G722DecInst* inst);
|
|
|
|
/****************************************************************************
|
|
* WebRtcG722_FreeDecoder(...)
|
|
*
|
|
* Free the memory used for G722 decoder
|
|
*
|
|
* Input:
|
|
* - G722dec_inst : G722 instance for decoder
|
|
*
|
|
* Return value : 0 - Ok
|
|
* -1 - Error
|
|
*/
|
|
|
|
int WebRtcG722_FreeDecoder(G722DecInst* G722dec_inst);
|
|
|
|
/****************************************************************************
|
|
* WebRtcG722_Decode(...)
|
|
*
|
|
* This function decodes a packet with G729 frame(s). Output speech length
|
|
* will be a multiple of 80 samples (80*frames/packet).
|
|
*
|
|
* Input:
|
|
* - G722dec_inst : G722 instance, i.e. the user that should decode
|
|
* a packet
|
|
* - encoded : Encoded G722 frame(s)
|
|
* - len : Bytes in encoded vector
|
|
*
|
|
* Output:
|
|
* - decoded : The decoded vector
|
|
* - speechType : 1 normal, 2 CNG (Since G722 does not have its own
|
|
* DTX/CNG scheme it should always return 1)
|
|
*
|
|
* Return value : Samples in decoded vector
|
|
*/
|
|
|
|
size_t WebRtcG722_Decode(G722DecInst* G722dec_inst,
|
|
const uint8_t* encoded,
|
|
size_t len,
|
|
int16_t* decoded,
|
|
int16_t* speechType);
|
|
|
|
/****************************************************************************
|
|
* WebRtcG722_Version(...)
|
|
*
|
|
* Get a string with the current version of the codec
|
|
*/
|
|
|
|
int16_t WebRtcG722_Version(char* versionStr, short len);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* MODULES_AUDIO_CODING_CODECS_G722_G722_INTERFACE_H_ */
|