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1 /* | 1 /* |
2 * Copyright (c) 2014 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2014 The WebRTC project authors. All Rights Reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 4 * Use of this source code is governed by a BSD-style license |
5 * that can be found in the LICENSE file in the root of the source | 5 * that can be found in the LICENSE file in the root of the source |
6 * tree. An additional intellectual property rights grant can be found | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
11 #ifndef WEBRTC_MODULES_AUDIO_CODING_CODECS_ISAC_AUDIO_ENCODER_ISAC_T_H_ | 11 #ifndef WEBRTC_MODULES_AUDIO_CODING_CODECS_ISAC_AUDIO_ENCODER_ISAC_T_H_ |
12 #define WEBRTC_MODULES_AUDIO_CODING_CODECS_ISAC_AUDIO_ENCODER_ISAC_T_H_ | 12 #define WEBRTC_MODULES_AUDIO_CODING_CODECS_ISAC_AUDIO_ENCODER_ISAC_T_H_ |
13 | 13 |
14 #include <vector> | 14 #include <vector> |
15 | 15 |
16 #include "webrtc/api/audio_codecs/audio_encoder.h" | 16 #include "webrtc/api/audio_codecs/audio_encoder.h" |
17 #include "webrtc/api/audio_codecs/audio_format.h" | |
18 #include "webrtc/modules/audio_coding/codecs/isac/locked_bandwidth_info.h" | 17 #include "webrtc/modules/audio_coding/codecs/isac/locked_bandwidth_info.h" |
19 #include "webrtc/rtc_base/constructormagic.h" | 18 #include "webrtc/rtc_base/constructormagic.h" |
20 #include "webrtc/rtc_base/scoped_ref_ptr.h" | 19 #include "webrtc/rtc_base/scoped_ref_ptr.h" |
21 | 20 |
22 namespace webrtc { | 21 namespace webrtc { |
23 | 22 |
24 struct CodecInst; | 23 struct CodecInst; |
25 | 24 |
26 template <typename T> | 25 template <typename T> |
27 class AudioEncoderIsacT final : public AudioEncoder { | 26 class AudioEncoderIsacT final : public AudioEncoder { |
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49 | 48 |
50 // In adaptive mode, prevent adaptive changes to the frame size. (Not used | 49 // In adaptive mode, prevent adaptive changes to the frame size. (Not used |
51 // in nonadaptive mode.) | 50 // in nonadaptive mode.) |
52 bool enforce_frame_size = false; | 51 bool enforce_frame_size = false; |
53 }; | 52 }; |
54 | 53 |
55 explicit AudioEncoderIsacT(const Config& config); | 54 explicit AudioEncoderIsacT(const Config& config); |
56 explicit AudioEncoderIsacT( | 55 explicit AudioEncoderIsacT( |
57 const CodecInst& codec_inst, | 56 const CodecInst& codec_inst, |
58 const rtc::scoped_refptr<LockedIsacBandwidthInfo>& bwinfo); | 57 const rtc::scoped_refptr<LockedIsacBandwidthInfo>& bwinfo); |
59 AudioEncoderIsacT(int payload_type, const SdpAudioFormat& format); | |
60 ~AudioEncoderIsacT() override; | 58 ~AudioEncoderIsacT() override; |
61 | 59 |
62 static constexpr const char* GetPayloadName() { return "ISAC"; } | |
63 static rtc::Optional<AudioCodecInfo> QueryAudioEncoder( | |
64 const SdpAudioFormat& format); | |
65 | |
66 int SampleRateHz() const override; | 60 int SampleRateHz() const override; |
67 size_t NumChannels() const override; | 61 size_t NumChannels() const override; |
68 size_t Num10MsFramesInNextPacket() const override; | 62 size_t Num10MsFramesInNextPacket() const override; |
69 size_t Max10MsFramesInAPacket() const override; | 63 size_t Max10MsFramesInAPacket() const override; |
70 int GetTargetBitrate() const override; | 64 int GetTargetBitrate() const override; |
71 EncodedInfo EncodeImpl(uint32_t rtp_timestamp, | 65 EncodedInfo EncodeImpl(uint32_t rtp_timestamp, |
72 rtc::ArrayView<const int16_t> audio, | 66 rtc::ArrayView<const int16_t> audio, |
73 rtc::Buffer* encoded) override; | 67 rtc::Buffer* encoded) override; |
74 void Reset() override; | 68 void Reset() override; |
75 | 69 |
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95 | 89 |
96 // Timestamp of the previously encoded packet. | 90 // Timestamp of the previously encoded packet. |
97 uint32_t last_encoded_timestamp_; | 91 uint32_t last_encoded_timestamp_; |
98 | 92 |
99 RTC_DISALLOW_COPY_AND_ASSIGN(AudioEncoderIsacT); | 93 RTC_DISALLOW_COPY_AND_ASSIGN(AudioEncoderIsacT); |
100 }; | 94 }; |
101 | 95 |
102 } // namespace webrtc | 96 } // namespace webrtc |
103 | 97 |
104 #endif // WEBRTC_MODULES_AUDIO_CODING_CODECS_ISAC_AUDIO_ENCODER_ISAC_T_H_ | 98 #endif // WEBRTC_MODULES_AUDIO_CODING_CODECS_ISAC_AUDIO_ENCODER_ISAC_T_H_ |
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