1 /* 2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. 3 * 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 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #ifndef WEBRTC_MODULES_AUDIO_CODING_MAIN_ACM2_ACM_OPUS_H_ 12 #define WEBRTC_MODULES_AUDIO_CODING_MAIN_ACM2_ACM_OPUS_H_ 13 14 #include "webrtc/common_audio/resampler/include/resampler.h" 15 #include "webrtc/modules/audio_coding/main/acm2/acm_generic_codec.h" 16 17 struct WebRtcOpusEncInst; 18 struct WebRtcOpusDecInst; 19 20 namespace webrtc { 21 22 namespace acm2 { 23 24 class ACMOpus : public ACMGenericCodec { 25 public: 26 explicit ACMOpus(int16_t codec_id); 27 ~ACMOpus(); 28 29 ACMGenericCodec* CreateInstance(void); 30 31 int16_t InternalEncode(uint8_t* bitstream, int16_t* bitstream_len_byte); 32 33 int16_t InternalInitEncoder(WebRtcACMCodecParams *codec_params); 34 35 virtual int SetFEC(bool enable_fec) OVERRIDE; 36 37 virtual int SetPacketLossRate(int loss_rate) OVERRIDE; 38 39 protected: 40 void DestructEncoderSafe(); 41 42 int16_t InternalCreateEncoder(); 43 44 void InternalDestructEncoderInst(void* ptr_inst); 45 46 int16_t SetBitRateSafe(const int32_t rate); 47 48 WebRtcOpusEncInst* encoder_inst_ptr_; 49 uint16_t sample_freq_; 50 int32_t bitrate_; 51 int channels_; 52 53 bool fec_enabled_; 54 int packet_loss_rate_; 55 }; 56 57 } // namespace acm2 58 59 } // namespace webrtc 60 61 #endif // WEBRTC_MODULES_AUDIO_CODING_MAIN_ACM2_ACM_OPUS_H_ 62