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
|
// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "third_party/blink/renderer/platform/peerconnection/audio_codec_factory.h"
#include <memory>
#include <vector>
#include "third_party/webrtc/api/audio_codecs/L16/audio_decoder_L16.h"
#include "third_party/webrtc/api/audio_codecs/L16/audio_encoder_L16.h"
#include "third_party/webrtc/api/audio_codecs/audio_decoder_factory_template.h"
#include "third_party/webrtc/api/audio_codecs/audio_encoder_factory_template.h"
#include "third_party/webrtc/api/audio_codecs/g711/audio_decoder_g711.h"
#include "third_party/webrtc/api/audio_codecs/g711/audio_encoder_g711.h"
#include "third_party/webrtc/api/audio_codecs/g722/audio_decoder_g722.h"
#include "third_party/webrtc/api/audio_codecs/g722/audio_encoder_g722.h"
#include "third_party/webrtc/api/audio_codecs/opus/audio_decoder_multi_channel_opus.h"
#include "third_party/webrtc/api/audio_codecs/opus/audio_decoder_opus.h"
#include "third_party/webrtc/api/audio_codecs/opus/audio_encoder_multi_channel_opus.h"
#include "third_party/webrtc/api/audio_codecs/opus/audio_encoder_opus.h"
namespace blink {
namespace {
// Modify an audio encoder to not advertise support for anything.
template <typename T>
struct NotAdvertisedEncoder {
using Config = typename T::Config;
static std::optional<Config> SdpToConfig(
const webrtc::SdpAudioFormat& audio_format) {
return T::SdpToConfig(audio_format);
}
static void AppendSupportedEncoders(
std::vector<webrtc::AudioCodecSpec>* specs) {
// Don't advertise support for anything.
}
static webrtc::AudioCodecInfo QueryAudioEncoder(const Config& config) {
return T::QueryAudioEncoder(config);
}
static std::unique_ptr<webrtc::AudioEncoder> MakeAudioEncoder(
const Config& config,
int payload_type,
std::optional<webrtc::AudioCodecPairId> codec_pair_id) {
return T::MakeAudioEncoder(config, payload_type, codec_pair_id);
}
};
// Modify an audio decoder to not advertise support for anything.
template <typename T>
struct NotAdvertisedDecoder {
using Config = typename T::Config;
static std::optional<Config> SdpToConfig(
const webrtc::SdpAudioFormat& audio_format) {
return T::SdpToConfig(audio_format);
}
static void AppendSupportedDecoders(
std::vector<webrtc::AudioCodecSpec>* specs) {
// Don't advertise support for anything.
}
static std::unique_ptr<webrtc::AudioDecoder> MakeAudioDecoder(
const Config& config,
std::optional<webrtc::AudioCodecPairId> codec_pair_id) {
return T::MakeAudioDecoder(config, codec_pair_id);
}
};
} // namespace
webrtc::scoped_refptr<webrtc::AudioEncoderFactory>
CreateWebrtcAudioEncoderFactory() {
return webrtc::CreateAudioEncoderFactory<
webrtc::AudioEncoderOpus, webrtc::AudioEncoderG722,
webrtc::AudioEncoderG711, NotAdvertisedEncoder<webrtc::AudioEncoderL16>,
NotAdvertisedEncoder<webrtc::AudioEncoderMultiChannelOpus>>();
}
webrtc::scoped_refptr<webrtc::AudioDecoderFactory>
CreateWebrtcAudioDecoderFactory() {
return webrtc::CreateAudioDecoderFactory<
webrtc::AudioDecoderOpus, webrtc::AudioDecoderG722,
webrtc::AudioDecoderG711, NotAdvertisedDecoder<webrtc::AudioDecoderL16>,
NotAdvertisedDecoder<webrtc::AudioDecoderMultiChannelOpus>>();
}
} // namespace blink
|
