1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
|
/*
* 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.
*/
#include "modules/audio_coding/codecs/g722/g722_interface.h"
#include <stdlib.h>
#include <string.h>
#include "modules/third_party/g722/g722_enc_dec.h"
int16_t WebRtcG722_CreateEncoder(G722EncInst** G722enc_inst) {
*G722enc_inst = (G722EncInst*)malloc(sizeof(G722EncoderState));
if (*G722enc_inst != NULL) {
return (0);
} else {
return (-1);
}
}
int16_t WebRtcG722_EncoderInit(G722EncInst* G722enc_inst) {
// Create and/or reset the G.722 encoder
// Bitrate 64 kbps and wideband mode (2)
G722enc_inst = (G722EncInst*)WebRtc_g722_encode_init(
(G722EncoderState*)G722enc_inst, 64000, 2);
if (G722enc_inst == NULL) {
return -1;
} else {
return 0;
}
}
int WebRtcG722_FreeEncoder(G722EncInst* G722enc_inst) {
// Free encoder memory
return WebRtc_g722_encode_release((G722EncoderState*)G722enc_inst);
}
size_t WebRtcG722_Encode(G722EncInst* G722enc_inst,
const int16_t* speechIn,
size_t len,
uint8_t* encoded) {
unsigned char* codechar = (unsigned char*)encoded;
// Encode the input speech vector
return WebRtc_g722_encode((G722EncoderState*)G722enc_inst, codechar, speechIn,
len);
}
int16_t WebRtcG722_CreateDecoder(G722DecInst** G722dec_inst) {
*G722dec_inst = (G722DecInst*)malloc(sizeof(G722DecoderState));
if (*G722dec_inst != NULL) {
return (0);
} else {
return (-1);
}
}
void WebRtcG722_DecoderInit(G722DecInst* inst) {
// Create and/or reset the G.722 decoder
// Bitrate 64 kbps and wideband mode (2)
WebRtc_g722_decode_init((G722DecoderState*)inst, 64000, 2);
}
int WebRtcG722_FreeDecoder(G722DecInst* G722dec_inst) {
// Free encoder memory
return WebRtc_g722_decode_release((G722DecoderState*)G722dec_inst);
}
size_t WebRtcG722_Decode(G722DecInst* G722dec_inst,
const uint8_t* encoded,
size_t len,
int16_t* decoded,
int16_t* speechType) {
// Decode the G.722 encoder stream
*speechType = G722_WEBRTC_SPEECH;
return WebRtc_g722_decode((G722DecoderState*)G722dec_inst, decoded, encoded,
len);
}
int16_t WebRtcG722_Version(char* versionStr, short len) {
// Get version string
char version[30] = "2.0.0\n";
if (strlen(version) < (unsigned int)len) {
strcpy(versionStr, version);
return 0;
} else {
return -1;
}
}
|
