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_CNG_H_ 12 #define WEBRTC_MODULES_AUDIO_CODING_MAIN_ACM2_ACM_CNG_H_ 13 14 #include "webrtc/modules/audio_coding/main/acm2/acm_generic_codec.h" 15 16 // forward declaration 17 struct WebRtcCngEncInst; 18 struct WebRtcCngDecInst; 19 20 namespace webrtc { 21 22 namespace acm2 { 23 24 class ACMCNG: public ACMGenericCodec { 25 public: 26 explicit ACMCNG(int16_t codec_id); 27 ~ACMCNG(); 28 29 // for FEC 30 ACMGenericCodec* CreateInstance(void); 31 32 int16_t InternalEncode(uint8_t* bitstream, 33 int16_t* bitstream_len_byte); 34 35 int16_t InternalInitEncoder(WebRtcACMCodecParams *codec_params); 36 37 protected: 38 void DestructEncoderSafe(); 39 40 int16_t InternalCreateEncoder(); 41 42 void InternalDestructEncoderInst(void* ptr_inst); 43 EnableDTX()44 int16_t EnableDTX() { 45 return -1; 46 } 47 DisableDTX()48 int16_t DisableDTX() { 49 return -1; 50 } 51 52 WebRtcCngEncInst* encoder_inst_ptr_; 53 uint16_t samp_freq_hz_; 54 }; 55 56 } // namespace acm2 57 58 } // namespace webrtc 59 60 #endif // WEBRTC_MODULES_AUDIO_CODING_MAIN_ACM2_ACM_CNG_H_ 61