| /* |
| * 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 WEBRTC_VOICE_ENGINE_CODER_H_ |
| #define WEBRTC_VOICE_ENGINE_CODER_H_ |
| |
| #include <memory> |
| |
| #include "webrtc/common_types.h" |
| #include "webrtc/modules/audio_coding/acm2/codec_manager.h" |
| #include "webrtc/modules/audio_coding/acm2/rent_a_codec.h" |
| #include "webrtc/modules/audio_coding/include/audio_coding_module.h" |
| #include "webrtc/typedefs.h" |
| |
| namespace webrtc { |
| class AudioFrame; |
| |
| class AudioCoder : public AudioPacketizationCallback { |
| public: |
| explicit AudioCoder(uint32_t instance_id); |
| ~AudioCoder(); |
| |
| int32_t SetEncodeCodec(const CodecInst& codec_inst); |
| |
| int32_t SetDecodeCodec(const CodecInst& codec_inst); |
| |
| int32_t Decode(AudioFrame* decoded_audio, |
| uint32_t samp_freq_hz, |
| const int8_t* incoming_payload, |
| size_t payload_length); |
| |
| int32_t PlayoutData(AudioFrame* decoded_audio, uint16_t samp_freq_hz); |
| |
| int32_t Encode(const AudioFrame& audio, |
| int8_t* encoded_data, |
| size_t* encoded_length_in_bytes); |
| |
| protected: |
| int32_t SendData(FrameType frame_type, |
| uint8_t payload_type, |
| uint32_t time_stamp, |
| const uint8_t* payload_data, |
| size_t payload_size, |
| const RTPFragmentationHeader* fragmentation) override; |
| |
| private: |
| std::unique_ptr<AudioCodingModule> acm_; |
| acm2::CodecManager codec_manager_; |
| acm2::RentACodec rent_a_codec_; |
| |
| CodecInst receive_codec_; |
| |
| uint32_t encode_timestamp_; |
| int8_t* encoded_data_; |
| size_t encoded_length_in_bytes_; |
| |
| uint32_t decode_timestamp_; |
| }; |
| } // namespace webrtc |
| |
| #endif // WEBRTC_VOICE_ENGINE_CODER_H_ |