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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_G722_INCLUDE_AUDIO_ENCODER_G722_H_ | 11 #ifndef WEBRTC_MODULES_AUDIO_CODING_CODECS_G722_INCLUDE_AUDIO_ENCODER_G722_H_ |
12 #define WEBRTC_MODULES_AUDIO_CODING_CODECS_G722_INCLUDE_AUDIO_ENCODER_G722_H_ | 12 #define WEBRTC_MODULES_AUDIO_CODING_CODECS_G722_INCLUDE_AUDIO_ENCODER_G722_H_ |
13 | 13 |
14 #include "webrtc/base/buffer.h" | 14 #include "webrtc/base/buffer.h" |
15 #include "webrtc/base/scoped_ptr.h" | 15 #include "webrtc/base/scoped_ptr.h" |
16 #include "webrtc/modules/audio_coding/codecs/audio_encoder.h" | 16 #include "webrtc/modules/audio_coding/codecs/audio_encoder.h" |
17 #include "webrtc/modules/audio_coding/codecs/audio_encoder_mutable_impl.h" | |
18 #include "webrtc/modules/audio_coding/codecs/g722/include/g722_interface.h" | 17 #include "webrtc/modules/audio_coding/codecs/g722/include/g722_interface.h" |
19 | 18 |
20 namespace webrtc { | 19 namespace webrtc { |
21 | 20 |
| 21 struct CodecInst; |
| 22 |
22 class AudioEncoderG722 final : public AudioEncoder { | 23 class AudioEncoderG722 final : public AudioEncoder { |
23 public: | 24 public: |
24 struct Config { | 25 struct Config { |
25 Config() : payload_type(9), frame_size_ms(20), num_channels(1) {} | |
26 bool IsOk() const; | 26 bool IsOk() const; |
27 | 27 |
28 int payload_type; | 28 int payload_type = 9; |
29 int frame_size_ms; | 29 int frame_size_ms = 20; |
30 int num_channels; | 30 int num_channels = 1; |
31 }; | 31 }; |
32 | 32 |
33 explicit AudioEncoderG722(const Config& config); | 33 explicit AudioEncoderG722(const Config& config); |
| 34 explicit AudioEncoderG722(const CodecInst& codec_inst); |
34 ~AudioEncoderG722() override; | 35 ~AudioEncoderG722() override; |
35 | 36 |
| 37 size_t MaxEncodedBytes() const override; |
36 int SampleRateHz() const override; | 38 int SampleRateHz() const override; |
37 int NumChannels() const override; | 39 int NumChannels() const override; |
38 size_t MaxEncodedBytes() const override; | |
39 int RtpTimestampRateHz() const override; | 40 int RtpTimestampRateHz() const override; |
40 size_t Num10MsFramesInNextPacket() const override; | 41 size_t Num10MsFramesInNextPacket() const override; |
41 size_t Max10MsFramesInAPacket() const override; | 42 size_t Max10MsFramesInAPacket() const override; |
42 int GetTargetBitrate() const override; | 43 int GetTargetBitrate() const override; |
43 EncodedInfo EncodeInternal(uint32_t rtp_timestamp, | 44 EncodedInfo EncodeInternal(uint32_t rtp_timestamp, |
44 const int16_t* audio, | 45 const int16_t* audio, |
45 size_t max_encoded_bytes, | 46 size_t max_encoded_bytes, |
46 uint8_t* encoded) override; | 47 uint8_t* encoded) override; |
| 48 void Reset() override; |
47 | 49 |
48 private: | 50 private: |
49 // The encoder state for one channel. | 51 // The encoder state for one channel. |
50 struct EncoderState { | 52 struct EncoderState { |
51 G722EncInst* encoder; | 53 G722EncInst* encoder; |
52 rtc::scoped_ptr<int16_t[]> speech_buffer; // Queued up for encoding. | 54 rtc::scoped_ptr<int16_t[]> speech_buffer; // Queued up for encoding. |
53 rtc::Buffer encoded_buffer; // Already encoded. | 55 rtc::Buffer encoded_buffer; // Already encoded. |
54 EncoderState(); | 56 EncoderState(); |
55 ~EncoderState(); | 57 ~EncoderState(); |
56 }; | 58 }; |
57 | 59 |
58 size_t SamplesPerChannel() const; | 60 size_t SamplesPerChannel() const; |
59 | 61 |
60 const int num_channels_; | 62 const int num_channels_; |
61 const int payload_type_; | 63 const int payload_type_; |
62 const size_t num_10ms_frames_per_packet_; | 64 const size_t num_10ms_frames_per_packet_; |
63 size_t num_10ms_frames_buffered_; | 65 size_t num_10ms_frames_buffered_; |
64 uint32_t first_timestamp_in_buffer_; | 66 uint32_t first_timestamp_in_buffer_; |
65 const rtc::scoped_ptr<EncoderState[]> encoders_; | 67 const rtc::scoped_ptr<EncoderState[]> encoders_; |
66 rtc::Buffer interleave_buffer_; | 68 rtc::Buffer interleave_buffer_; |
67 }; | 69 }; |
68 | 70 |
69 struct CodecInst; | |
70 | |
71 class AudioEncoderMutableG722 | |
72 : public AudioEncoderMutableImpl<AudioEncoderG722> { | |
73 public: | |
74 explicit AudioEncoderMutableG722(const CodecInst& codec_inst); | |
75 }; | |
76 | |
77 } // namespace webrtc | 71 } // namespace webrtc |
78 #endif // WEBRTC_MODULES_AUDIO_CODING_CODECS_G722_INCLUDE_AUDIO_ENCODER_G722_H_ | 72 #endif // WEBRTC_MODULES_AUDIO_CODING_CODECS_G722_INCLUDE_AUDIO_ENCODER_G722_H_ |
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